Petaluma 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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Fri 17 Oct, 2025 Weather in Petaluma

Sunrise: 07:22 AM Sunset: 06:29 PM	Moonrise: 03:40 AM Moonset: 04:49 PM	Max: 23.9 °c	Min: 8.6 °c	Avg: 14.8 °c	Precip: 0.00 mm	Max Wind: 7.9 kph

	Fri 17 0:00 am	Fri 17 3:00 am	Fri 17 6:00 am	Fri 17 9:00 am	Fri 17 12:00 pm	Fri 17 3:00 pm	Fri 17 6:00 pm	Fri 17 9:00 pm
Icon
Temp	10.3°c	9.1°c	8.6°c	13.6°c	21.4°c	23.9°c	18.8°c	13.1°c
Wind	1.4 kmph	1.4 kmph	3.2 kmph	2.9 kmph	5.4 kmph	6.5 kmph	6.1 kmph	5.0 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	75%	93%	88%	46%	6%	4%	10%	19%
Humidity	97%	96%	96%	74%	42%	35%	60%	84%
Pressure	1016 mb	1016 mb	1016 mb	1017 mb	1016 mb	1015 mb	1015 mb	1015 mb

Petaluma Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	15°C / 58°F	7°C / 44°F	10°C / 50°F	215 hours	125.31 mm / 4.93 In	6 days	1020 mb / 31 In
February	15°C / 59°F	7°C / 44°F	10°C / 51°F	202 hours	132.08 mm / 5.20 In	6 days	1018 mb / 31 In
March	16°C / 60°F	7°C / 45°F	11°C / 52°F	195 hours	120.03 mm / 4.73 In	7 days	1018 mb / 31 In
April	18°C / 65°F	9°C / 47°F	13°C / 56°F	244 hours	32.86 mm / 1.29 In	3 days	1017 mb / 31 In
May	21°C / 70°F	10°C / 50°F	15°C / 59°F	290 hours	16.66 mm / 0.66 In	2 days	1015 mb / 30 In
June	24°C / 76°F	12°C / 54°F	18°C / 64°F	313 hours	5.22 mm / 0.21 In	1 days	1013 mb / 30 In
July	26°C / 78°F	13°C / 56°F	19°C / 66°F	336 hours	0.53 mm / 0.02 In	0 days	1013 mb / 30 In
August	26°C / 79°F	14°C / 57°F	19°C / 66°F	340 hours	0.19 mm / 0.01 In	0 days	1013 mb / 30 In
September	26°C / 79°F	14°C / 57°F	19°C / 66°F	313 hours	4.16 mm / 0.16 In	0 days	1013 mb / 30 In
October	23°C / 73°F	12°C / 54°F	17°C / 62°F	292 hours	38.84 mm / 1.53 In	2 days	1015 mb / 30 In
November	18°C / 64°F	9°C / 48°F	13°C / 55°F	252 hours	78.62 mm / 3.10 In	4 days	1018 mb / 31 In
December	14°C / 57°F	7°C / 44°F	10°C / 50°F	202 hours	143.34 mm / 5.64 In	7 days	1019 mb / 31 In

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