Historical Weather Records & Monthly Climate for Monrovia, CA

All-Time High
104°F
All-Time Low
32°F
Max Daily Snow
2.8"
Max Daily Rain
1.22"
Max Snow Depth
0

Monthly Climate Averages for Monrovia, CA

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

MonthHigh (°F)Low (°F)Precip (in)Snow (in)
January65°44°3.41"0
February65°44°3.31"0.19"
March69°47°2.41"0.01"
April73°50°1.02"0.01"
May76°54°0.5"0
June82°59°0.12"0
July89°64°0.07"0
August90°66°0.16"0
September87°63°0.34"0
October80°56°0.71"0
November72°49°1.05"0
December64°44°2.56"0.01"

Historical Weather Extremes for Monrovia, CA

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

🔥
Longest Heatwave
33 Days
2006
Consecutive days ≥ 90°F
🧊
Deepest Freeze
0 Days
N/A
Consecutive days ≤ 32°F
🏜️
Longest Drought
175 Days
2003
Consecutive days w/o rain
Wettest Month
4.24"
November 1952
Most rainfall in one month
Snowiest Month
4.82"
February 2023
Most snowfall in one month

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