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Dan Harris

@roostweather.bsky.social
585 followers 21 following 1.7K posts

Chief Meteorologist @metoffice. FRMetS, CMet, Roostmaster. @rmets.org 'Weather' News co-editor. World famous speedcuber. Personal account, views my own.

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Dan Harris @roostweather.bsky.social · 6h
Today's (16th October) maximum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #London, St James's Park was the warmest location with a max #temperature of 17.1C. www.roostweather.com/ukobs/maxtemp_…
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Dan Harris @roostweather.bsky.social · 15h
16th October minimum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Aboyne No 2 was the coldest location with a min #temperature of -1.3C. www.roostweather.com/ukobs/mintemp_…
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Dan Harris @roostweather.bsky.social · 15/10/2026
Today's (15th October) maximum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Holbeach No 2 was the warmest location with a max #temperature of 22.8C. www.roostweather.com/ukobs/maxtemp_…
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Dan Harris @roostweather.bsky.social · 15/10/2026
15th October minimum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Kinbrace, Hatchery was the coldest low-level (<=300m) location with a min #temperature of 3.3C. www.roostweather.com/ukobs/mintemp_…
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Dan Harris @roostweather.bsky.social · 15/10/2026
Yesterday's (14th Oct) daily #sunshine totals from SYNOP observations. #Saint Helier was the sunniest location with 9.2 hours of #sun. www.roostweather.com/ukobs/dailysun…
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Dan Harris @roostweather.bsky.social · 14/10/2026
Today's (14th October) maximum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Heathrow was the warmest location with a max #temperature of 20.6C. www.roostweather.com/ukobs/maxtemp_…
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Dan Harris @roostweather.bsky.social · 14/10/2026
14th October minimum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Myerscough was the coldest location with a min #temperature of -22.4C. www.roostweather.com/ukobs/mintemp_…
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Dan Harris @roostweather.bsky.social · 13/10/2026
Today's (13th October) maximum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Plymouth, Mountbatten was the warmest location with a max #temperature of 22.8C. www.roostweather.com/ukobs/maxtemp_…
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Dan Harris @roostweather.bsky.social · 13/10/2026
13th October minimum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Balmoral was the coldest low-level (<=300m) location with a min #temperature of 5.2C. www.roostweather.com/ukobs/mintemp_…
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Dan Harris @roostweather.bsky.social · 13/10/2026
Yesterday's (12th Oct) daily #sunshine totals from SYNOP observations. #Weybourne was the sunniest location with 6.3 hours of #sun. www.roostweather.com/ukobs/dailysun…
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Dan Harris @roostweather.bsky.social · 12/10/2026
Today's (12th October) maximum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Exeter Airport No 2 was the warmest location with a max #temperature of 21.3C. www.roostweather.com/ukobs/maxtemp_…
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Dan Harris @roostweather.bsky.social · 12/10/2026
12th October minimum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Redesdale Camp was the coldest location with a min #temperature of -0.6C. www.roostweather.com/ukobs/mintemp_…
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Dan Harris @roostweather.bsky.social · 12/10/2026
Yesterday's (11th Oct) daily #sunshine totals from SYNOP observations. #Tibenham Airfield was the sunniest location with 9.0 hours of #sun. www.roostweather.com/ukobs/dailysun…
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Dan Harris @roostweather.bsky.social · 11/10/2026
Today's (11th October) maximum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Southampton, Oceanography Centre was the warmest location with a max #temperature of 18.2C. www.roostweather.com/ukobs/maxtemp_…
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Dan Harris @roostweather.bsky.social · 11/10/2026
11th October minimum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Kielder Castle was the coldest low-level (<=300m) location with a min #temperature of -0.1C. www.roostweather.com/ukobs/mintemp_…
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Dan Harris @roostweather.bsky.social · 11/10/2026
Yesterday's (10th Oct) daily #sunshine totals from SYNOP observations. #Morpeth, Cockle Park was the sunniest location with 8.6 hours of #sun. www.roostweather.com/ukobs/dailysun…
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Dan Harris @roostweather.bsky.social · 10/10/2026
Today's (10th October) maximum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Gosport, Fleetlands was the warmest location with a max #temperature of 17.6C. www.roostweather.com/ukobs/maxtemp_…
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Dan Harris @roostweather.bsky.social · 10/10/2026
10th October minimum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Aboyne No 2 was the coldest low-level (<=300m) location with a min #temperature of 2.3C. www.roostweather.com/ukobs/mintemp_…
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Dan Harris @roostweather.bsky.social · 10/10/2026
Yesterday's (9th Oct) daily #sunshine totals from SYNOP observations. #Dublin Airport was the sunniest location with 7.2 hours of #sun. www.roostweather.com/ukobs/dailysun…
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Dan Harris @roostweather.bsky.social · 09/10/2026
Today's (9th October) maximum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Heathrow, #Santon Downham, and #Cambridge, Niab were the warmest spots with a max #temperature of 21.1C. www.roostweather.com/ukobs/maxtemp_…
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Dan Harris @roostweather.bsky.social · 09/10/2026
9th October minimum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Baltasound No 2 was the coldest low-level (<=300m) location with a min #temperature of 3.5C. www.roostweather.com/ukobs/mintemp_…
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Dan Harris @roostweather.bsky.social · 09/10/2026
Yesterday's (8th Oct) daily #sunshine totals from SYNOP observations. #Shoeburyness, Landwick was the sunniest location with 9.3 hours of #sun. www.roostweather.com/ukobs/dailysun…
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Dan Harris @roostweather.bsky.social · 08/10/2026
Today's (8th October) maximum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #North Wyke was the warmest location with a max #temperature of 17.9C. www.roostweather.com/ukobs/maxtemp_…
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Dan Harris @roostweather.bsky.social · 08/10/2026
8th October minimum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Altnaharra No 2 was the coldest location with a min #temperature of -1.3C. www.roostweather.com/ukobs/mintemp_…
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Dan Harris @roostweather.bsky.social · 08/10/2026
Yesterday's (7th Oct) daily #sunshine totals from SYNOP observations. #Charterhall was the sunniest location with 9.4 hours of #sun. www.roostweather.com/ukobs/dailysun…
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Dan Harris @roostweather.bsky.social · 07/10/2026
Today's (7th October) maximum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Manston was the warmest location with a max #temperature of 18.2C. www.roostweather.com/ukobs/maxtemp_…
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Dan Harris @roostweather.bsky.social · 07/10/2026
7th October minimum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Balmoral was the coldest low-level (<=300m) location with a min #temperature of -2.0C. www.roostweather.com/ukobs/mintemp_…
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Dan Harris @roostweather.bsky.social · 07/10/2026
Yesterday's (6th Oct) daily #sunshine totals from SYNOP observations. #Kinloss was the sunniest location with 7.4 hours of #sun. www.roostweather.com/ukobs/dailysun…
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Dan Harris @roostweather.bsky.social · 06/10/2026
Today's (6th October) maximum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Charlwood was the warmest location with a max #temperature of 23.4C. www.roostweather.com/ukobs/maxtemp_…
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Dan Harris @roostweather.bsky.social · 06/10/2026
6th October minimum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Loch Glascarnoch was the coldest low-level (<=300m) location with a min #temperature of 4.4C. www.roostweather.com/ukobs/mintemp_…
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Dan Harris @roostweather.bsky.social · 06/10/2026
Yesterday's (5th Oct) daily #sunshine totals from SYNOP observations. #Manston was the sunniest location with 10.9 hours of #sun. www.roostweather.com/ukobs/dailysun…
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Dan Harris @roostweather.bsky.social · 05/10/2026
Today's (5th October) maximum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Cavendish was the warmest location with a max #temperature of 24.3C. www.roostweather.com/ukobs/maxtemp_…
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Dan Harris @roostweather.bsky.social · 05/10/2026
5th October minimum #temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Cavendish, and # were the coldest sites with a min of 5.8C. www.roostweather.com/ukobs/mintemp_…
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Dan Harris @roostweather.bsky.social · 05/10/2026
Yesterday's (4th Oct) daily #sunshine totals from SYNOP observations. #Jersey: Airport was the sunniest location with 10.8 hours of #sun. www.roostweather.com/ukobs/dailysun…
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Dan Harris @roostweather.bsky.social · 04/10/2026
Today's (4th October) maximum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Frittenden, and #Heathrow were the warmest spots with a max #temperature of 23.5C. www.roostweather.com/ukobs/maxtemp_…
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Dan Harris @roostweather.bsky.social · 04/10/2026
4th October minimum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Swyddffynnon was the coldest location with a min #temperature of 0.4C. www.roostweather.com/ukobs/mintemp_…
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Dan Harris @roostweather.bsky.social · 04/10/2026
Yesterday's (3rd Oct) daily #sunshine totals from SYNOP observations. #Aberdaron was the sunniest location with 10.7 hours of #sun. www.roostweather.com/ukobs/dailysun…
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Dan Harris @roostweather.bsky.social · 03/10/2026
Today's (3rd October) maximum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Saint Helier was the warmest location with a max #temperature of 22.3C. www.roostweather.com/ukobs/maxtemp_…
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Dan Harris @roostweather.bsky.social · 03/10/2026
3rd October minimum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Katesbridge was the coldest low-level (<=300m) location with a min #temperature of 2.3C. www.roostweather.com/ukobs/mintemp_…
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Dan Harris @roostweather.bsky.social · 03/10/2026
Yesterday's (2nd Oct) daily #sunshine totals from SYNOP observations. #Shoeburyness, Landwick was the sunniest location with 10.0 hours of #sun. www.roostweather.com/ukobs/dailysun…
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Dan Harris @roostweather.bsky.social · 02/10/2026
Today's (2nd October) maximum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Chertsey, Abbey Mead P Sta was the warmest location with a max #temperature of 23.0C. www.roostweather.com/ukobs/maxtemp_…
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Dan Harris @roostweather.bsky.social · 02/10/2026
2nd October minimum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Santon Downham was the coldest low-level (<=300m) location with a min #temperature of 4.2C. www.roostweather.com/ukobs/mintemp_…
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Dan Harris @roostweather.bsky.social · 02/10/2026
Yesterday's (1st Oct) daily #sunshine totals from SYNOP observations. #Ronaldsway was the sunniest location with 10.1 hours of #sun. www.roostweather.com/ukobs/dailysun…
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Dan Harris @roostweather.bsky.social · 01/10/2026
Today's (1st October) maximum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Kew Gardens was the warmest location with a max #temperature of 23.1C. www.roostweather.com/ukobs/maxtemp_…
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Dan Harris @roostweather.bsky.social · 01/10/2026
1st October minimum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Tain Range was the coldest low-level (<=300m) location with a min #temperature of 3.9C. www.roostweather.com/ukobs/mintemp_…
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Dan Harris @roostweather.bsky.social · 01/10/2026
Yesterday's (30th Sep) daily #sunshine totals from SYNOP observations. #Aberdaron was the sunniest location with 9.4 hours of #sun. www.roostweather.com/ukobs/dailysun…
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Dan Harris @roostweather.bsky.social · 30/09/2026
Today's (30th September) maximum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Cambridge, Niab was the warmest location with a max #temperature of 26.3C. www.roostweather.com/ukobs/maxtemp_…
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Dan Harris @roostweather.bsky.social · 30/09/2026
#September2026 mean #temperatures and anomalies, estimated for individual 03xxx sites from SYNOP reports. 1 missing ob per site allowed. The estimated UK-wide mean #temperature is 15.1C www.roostweather.com/ukobs/temp_mon…
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Dan Harris @roostweather.bsky.social · 30/09/2026
30th September minimum temperatures and anomalies (compared to '91-'20 average) from SYNOP observations. #Lentran was the coldest low-level (<=300m) location with a min #temperature of 8.9C. www.roostweather.com/ukobs/mintemp_…
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Dan Harris @roostweather.bsky.social · 30/09/2026
Yesterday's (29th Sep) daily #sunshine totals from SYNOP observations. #Manston was the sunniest location with 7.0 hours of #sun. www.roostweather.com/ukobs/dailysun…
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