Historical Weather Records & Monthly Climate for Petaluma, CA

All-Time High
110°F
All-Time Low
18°F
Max Daily Snow
0.5"
Max Daily Rain
5.17"
Max Snow Depth
0

Monthly Climate Averages for Petaluma, CA

Based on 30 years of historical data (1994 - 2023)

MonthHigh (°F)Low (°F)Precip (in)Snow (in)
January58°42°5.47"0.01"
February60°43°5.05"0.01"
March62°45°3.95"0.03"
April65°47°1.88"0
May71°51°0.96"0
June77°54°0.23"0
July79°55°0.01"0
August80°56°0.04"0
September79°56°0.18"0
October73°53°1.33"0
November64°46°2.8"0
December57°42°5.77"0

Historical Weather Extremes for Petaluma, CA

Based on 80+ years of archive data (1940 - 2024)

🔥
Longest Heatwave
7 Days
2020
Consecutive days ≥ 90°F
🧊
Deepest Freeze
0 Days
N/A
Consecutive days ≤ 32°F
🏜️
Longest Drought
150 Days
2002
Consecutive days w/o rain
Wettest Month
19.59"
February 1998
Most rainfall in one month
Snowiest Month
0.5"
December 1972
Most snowfall in one month

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