Walnut Creek Weather History California, United States of America

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Daily and hourly data from 1 Jan 2009 onwards.
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Tue 12 May, 2026 Weather in Walnut Creek

Sunrise: 06:01 AM Sunset: 08:09 PM	Moonrise: 03:23 AM Moonset: 03:44 PM	Max: 24.5 °c	Min: 13.4 °c	Avg: 17.8 °c	Precip: 0.00 mm	Max Wind: 17.3 kph

	Tue 12 0:00 am	Tue 12 3:00 am	Tue 12 6:00 am	Tue 12 9:00 am	Tue 12 12:00 pm	Tue 12 3:00 pm	Tue 12 6:00 pm	Tue 12 9:00 pm
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Temp	16.2°c	14.3°c	13.8°c	18.4°c	23.5°c	23.9°c	19.1°c	14.4°c
Wind	7.6 kmph	6.1 kmph	5.8 kmph	5.8 kmph	10.8 kmph	16.2 kmph	14.8 kmph	11.5 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%	0%	0%	0%	0%	0%	0%
Humidity	58%	69%	75%	50%	31%	30%	39%	63%
Pressure	1013 mb	1012 mb	1012 mb	1013 mb	1013 mb	1011 mb	1012 mb	1013 mb

Walnut Creek Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	14°C / 58°F	7°C / 44°F	10°C / 50°F	219 hours	96.00 mm / 3.78 In	6 days	1020 mb / 31 In
February	16°C / 60°F	7°C / 44°F	11°C / 51°F	197 hours	106.48 mm / 4.19 In	5 days	1019 mb / 31 In
March	17°C / 63°F	8°C / 46°F	12°C / 54°F	197 hours	88.02 mm / 3.47 In	6 days	1018 mb / 31 In
April	20°C / 69°F	9°C / 48°F	14°C / 57°F	246 hours	33.41 mm / 1.32 In	3 days	1017 mb / 31 In
May	23°C / 74°F	11°C / 52°F	16°C / 62°F	292 hours	13.79 mm / 0.54 In	2 days	1015 mb / 30 In
June	27°C / 80°F	13°C / 56°F	19°C / 67°F	317 hours	3.71 mm / 0.15 In	1 days	1013 mb / 30 In
July	28°C / 83°F	14°C / 58°F	20°C / 69°F	343 hours	0.75 mm / 0.03 In	0 days	1013 mb / 30 In
August	28°C / 83°F	15°C / 59°F	21°C / 69°F	345 hours	0.07 mm / 0.00 In	0 days	1013 mb / 30 In
September	28°C / 83°F	15°C / 59°F	21°C / 69°F	318 hours	4.17 mm / 0.16 In	1 days	1013 mb / 30 In
October	24°C / 76°F	13°C / 56°F	18°C / 64°F	290 hours	30.10 mm / 1.19 In	2 days	1015 mb / 30 In
November	18°C / 65°F	9°C / 49°F	13°C / 56°F	246 hours	58.16 mm / 2.29 In	4 days	1018 mb / 31 In
December	14°C / 57°F	7°C / 45°F	10°C / 50°F	201 hours	116.71 mm / 4.59 In	6 days	1020 mb / 31 In

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