Thornton Weather History Colorado, United States of America

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Past date: Past date must be from 1st Jan, 2009 onwards.

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Daily and hourly data from 1 Jan 2009 onwards.
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Thu 13 Aug, 2026 Weather in Thornton

Sunrise: 06:10 AM Sunset: 07:59 PM	Moonrise: 06:56 AM Moonset: 08:31 PM	Max: 27.3 °c	Min: 17.6 °c	Avg: 21.1 °c	Precip: 21.64 mm	Max Wind: 12.2 kph

	Thu 13 0:00 am	Thu 13 3:00 am	Thu 13 6:00 am	Thu 13 9:00 am	Thu 13 12:00 pm	Thu 13 3:00 pm	Thu 13 6:00 pm	Thu 13 9:00 pm
Icon
Temp	21.2°c	20.1°c	18.0°c	21.3°c	25.3°c	25.2°c	20.2°c	18.7°c
Wind	1.4 kmph	3.2 kmph	7.5 kmph	9.7 kmph	4.3 kmph	6.5 kmph	2.5 kmph	4.0 kmph
Precip	0.40 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	4.10 mm	9.60 mm	0.00 mm
Cloud	83%	71%	27%	45%	39%	50%	83%	28%
Humidity	63%	63%	75%	60%	38%	62%	67%	76%
Pressure	1010 mb	1010 mb	1012 mb	1012 mb	1011 mb	1008 mb	1010 mb	1013 mb

Thornton Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	5°C / 41°F	-7°C / 20°F	-2°C / 28°F	261 hours	20.69 mm / 0.81 In	5 days	1021 mb / 31 In
February	6°C / 43°F	-6°C / 21°F	-1°C / 31°F	236 hours	29.18 mm / 1.15 In	5 days	1018 mb / 31 In
March	12°C / 54°F	-2°C / 29°F	5°C / 41°F	256 hours	51.03 mm / 2.01 In	5 days	1015 mb / 30 In
April	16°C / 60°F	2°C / 36°F	9°C / 48°F	243 hours	67.33 mm / 2.65 In	6 days	1012 mb / 30 In
May	20°C / 69°F	7°C / 44°F	13°C / 56°F	228 hours	106.57 mm / 4.20 In	10 days	1012 mb / 30 In
June	29°C / 83°F	13°C / 56°F	21°C / 69°F	267 hours	53.09 mm / 2.09 In	8 days	1012 mb / 30 In
July	31°C / 88°F	17°C / 62°F	24°C / 75°F	280 hours	47.21 mm / 1.86 In	8 days	1015 mb / 30 In
August	30°C / 87°F	16°C / 61°F	23°C / 73°F	304 hours	31.68 mm / 1.25 In	6 days	1015 mb / 30 In
September	27°C / 80°F	12°C / 54°F	19°C / 66°F	299 hours	37.68 mm / 1.48 In	4 days	1015 mb / 30 In
October	18°C / 65°F	4°C / 40°F	11°C / 51°F	289 hours	34.51 mm / 1.36 In	4 days	1016 mb / 30 In
November	11°C / 53°F	-2°C / 29°F	4°C / 39°F	283 hours	28.15 mm / 1.11 In	3 days	1018 mb / 31 In
December	6°C / 42°F	-6°C / 21°F	-1°C / 30°F	277 hours	21.26 mm / 0.84 In	4 days	1019 mb / 31 In

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