Clearlake Weather History California, 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 Clearlake

Sunrise: 06:22 AM Sunset: 08:08 PM	Moonrise: 07:11 AM Moonset: 08:42 PM	Max: 30.2 °c	Min: 16.2 °c	Avg: 22.6 °c	Precip: 0.00 mm	Max Wind: 16.2 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
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Temp	21.1°c	18.1°c	16.2°c	21.0°c	27.5°c	30.1°c	27.2°c	20.7°c
Wind	5.4 kmph	5.0 kmph	1.8 kmph	3.6 kmph	7.9 kmph	9.6 kmph	14.8 kmph	7.2 kmph
Precip	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm
Cloud	0%	0%	1%	0%	0%	0%	2%	0%
Humidity	47%	49%	83%	55%	45%	36%	35%	52%
Pressure	1008 mb	1009 mb	1010 mb	1010 mb	1009 mb	1008 mb	1008 mb	1011 mb

Clearlake Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	13°C / 55°F	4°C / 40°F	8°C / 46°F	203 hours	143.05 mm / 5.63 In	6 days	1020 mb / 31 In
February	14°C / 56°F	4°C / 39°F	8°C / 47°F	178 hours	166.82 mm / 6.57 In	6 days	1018 mb / 31 In
March	15°C / 59°F	5°C / 41°F	10°C / 50°F	185 hours	126.10 mm / 4.96 In	7 days	1018 mb / 31 In
April	19°C / 67°F	7°C / 45°F	13°C / 55°F	233 hours	50.75 mm / 2.00 In	4 days	1017 mb / 30 In
May	24°C / 75°F	10°C / 51°F	17°C / 63°F	273 hours	25.44 mm / 1.00 In	3 days	1014 mb / 30 In
June	30°C / 86°F	15°C / 58°F	22°C / 72°F	305 hours	7.61 mm / 0.30 In	1 days	1012 mb / 30 In
July	34°C / 94°F	17°C / 63°F	26°C / 78°F	336 hours	0.56 mm / 0.02 In	0 days	1013 mb / 30 In
August	33°C / 92°F	17°C / 63°F	25°C / 77°F	356 hours	0.57 mm / 0.02 In	0 days	1013 mb / 30 In
September	30°C / 87°F	15°C / 59°F	22°C / 72°F	328 hours	9.34 mm / 0.37 In	1 days	1013 mb / 30 In
October	24°C / 75°F	11°C / 52°F	17°C / 62°F	287 hours	54.04 mm / 2.13 In	3 days	1015 mb / 30 In
November	16°C / 62°F	7°C / 44°F	11°C / 52°F	238 hours	116.36 mm / 4.58 In	4 days	1018 mb / 31 In
December	12°C / 54°F	4°C / 40°F	8°C / 46°F	193 hours	190.46 mm / 7.50 In	7 days	1020 mb / 31 In

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