Petaluma May Weather Averages California, United States of America

May Weather Averages for Petaluma

High Temp	21°C	70°F
Low Temp	10°C	51°F
Avg Temp	15°C	60°F
Sunshine Hours	295 hours
Rainfall	17.19 mm	0.68 In
Rain days	2 days
Pressure	1015 mb	30 In

Petaluma May Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	22°C / 71°F	11°C / 53°F	16°C / 61°F	334 hours	3.50 mm / 0.14 In	0 days	1014 mb / 30 In
2009	21°C / 70°F	12°C / 53°F	16°C / 61°F	302 hours	27.91 mm / 1.10 In	3 days	1015 mb / 30 In
2010	18°C / 64°F	10°C / 49°F	14°C / 56°F	281 hours	39.53 mm / 1.56 In	5 days	1017 mb / 31 In
2011	18°C / 65°F	8°C / 47°F	13°C / 56°F	272 hours	39.00 mm / 1.54 In	5 days	1016 mb / 30 In
2012	21°C / 70°F	10°C / 50°F	15°C / 60°F	347 hours	1.00 mm / 0.04 In	0 days	1015 mb / 30 In
2013	22°C / 72°F	11°C / 52°F	17°C / 62°F	323 hours	2.60 mm / 0.10 In	0 days	1016 mb / 30 In
2014	23°C / 74°F	12°C / 53°F	17°C / 63°F	311 hours	0.80 mm / 0.03 In	0 days	1016 mb / 30 In
2015	19°C / 66°F	10°C / 51°F	14°C / 57°F	256 hours	0.30 mm / 0.01 In	0 days	1014 mb / 30 In
2016	20°C / 68°F	12°C / 53°F	16°C / 60°F	272 hours	12.20 mm / 0.48 In	2 days	1014 mb / 30 In
2017	21°C / 70°F	11°C / 52°F	16°C / 61°F	300 hours	0.00 mm / 0.00 In	0 days	1014 mb / 30 In
2018	20°C / 68°F	11°C / 52°F	15°C / 60°F	279 hours	4.40 mm / 0.17 In	1 days	1015 mb / 30 In
2019	18°C / 65°F	11°C / 52°F	14°C / 58°F	244 hours	73.18 mm / 2.88 In	5 days	1013 mb / 30 In
2020	22°C / 72°F	12°C / 53°F	17°C / 62°F	257 hours	24.27 mm / 0.96 In	3 days	1015 mb / 30 In
2021	24°C / 74°F	10°C / 51°F	17°C / 62°F	334 hours	0.00 mm / 0.00 In	0 days	1014 mb / 30 In
2022	24°C / 75°F	9°C / 49°F	16°C / 60°F	335 hours	1.40 mm / 0.06 In	0 days	1015 mb / 30 In
2023	21°C / 70°F	9°C / 48°F	14°C / 58°F	255 hours	29.80 mm / 1.17 In	3 days	1014 mb / 30 In
2024	22°C / 72°F	8°C / 47°F	15°C / 58°F	345 hours	18.72 mm / 0.74 In	1 days	1014 mb / 30 In

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