Petaluma December Weather Averages California, United States of America

December Weather Averages for Petaluma

High Temp	14°C	57°F
Low Temp	7°C	44°F
Avg Temp	10°C	50°F
Sunshine Hours	202 hours
Rainfall	143.34 mm	5.64 In
Rain days	7 days
Pressure	1019 mb	31 In

Petaluma December Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	13°C / 56°F	6°C / 43°F	9°C / 48°F	247 hours	60.57 mm / 2.38 In	6 days	1019 mb / 31 In
2009	13°C / 55°F	6°C / 43°F	9°C / 48°F	209 hours	71.90 mm / 2.83 In	6 days	1018 mb / 31 In
2010	13°C / 56°F	7°C / 45°F	10°C / 50°F	125 hours	217.65 mm / 8.57 In	13 days	1016 mb / 30 In
2011	14°C / 58°F	5°C / 41°F	9°C / 49°F	330 hours	4.90 mm / 0.19 In	0 days	1022 mb / 31 In
2012	13°C / 55°F	7°C / 44°F	10°C / 49°F	196 hours	277.02 mm / 10.91 In	9 days	1017 mb / 31 In
2013	15°C / 59°F	4°C / 40°F	9°C / 48°F	344 hours	12.12 mm / 0.48 In	0 days	1021 mb / 31 In
2014	14°C / 57°F	9°C / 48°F	11°C / 52°F	115 hours	261.66 mm / 10.30 In	14 days	1018 mb / 31 In
2015	13°C / 55°F	7°C / 44°F	10°C / 50°F	186 hours	118.07 mm / 4.65 In	8 days	1020 mb / 31 In
2016	13°C / 55°F	6°C / 43°F	9°C / 48°F	261 hours	116.23 mm / 4.58 In	5 days	1020 mb / 31 In
2017	16°C / 60°F	7°C / 45°F	11°C / 52°F	265 hours	3.20 mm / 0.13 In	0 days	1022 mb / 31 In
2018	14°C / 57°F	8°C / 46°F	11°C / 51°F	198 hours	76.39 mm / 3.01 In	7 days	1021 mb / 31 In
2019	13°C / 56°F	8°C / 47°F	11°C / 51°F	148 hours	209.47 mm / 8.25 In	12 days	1017 mb / 31 In
2020	16°C / 61°F	7°C / 45°F	11°C / 51°F	273 hours	47.76 mm / 1.88 In	5 days	1022 mb / 31 In
2021	13°C / 56°F	6°C / 43°F	9°C / 48°F	191 hours	157.80 mm / 6.21 In	10 days	1016 mb / 30 In
2022	13°C / 55°F	6°C / 42°F	9°C / 48°F	138 hours	189.30 mm / 7.45 In	10 days	1018 mb / 31 In
2023	16°C / 60°F	8°C / 47°F	11°C / 52°F	174 hours	125.08 mm / 4.92 In	6 days	1019 mb / 31 In
2024	13°C / 56°F	6°C / 43°F	9°C / 49°F	84 hours	404.86 mm / 15.94 In	8 days	1022 mb / 31 In

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