Historical Weather Records & Monthly Climate for Rancho Santa Margarita, CA

All-Time High
111°F
All-Time Low
19°F
Max Daily Snow
3.1"
Max Daily Rain
2.64"
Max Snow Depth
0

Monthly Climate Averages for Rancho Santa Margarita, CA

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

MonthHigh (°F)Low (°F)Precip (in)Snow (in)
January64°46°3.35"0.01"
February64°47°3.85"0.06"
March66°49°2.37"0.01"
April69°52°1.22"0
May72°56°0.64"0
June78°60°0.12"0
July83°65°0.09"0
August85°67°0.16"0
September83°65°0.32"0
October77°59°0.88"0
November70°52°1.3"0
December64°46°2.62"0.02"

Historical Weather Extremes for Rancho Santa Margarita, CA

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

🔥
Longest Heatwave
26 Days
1942
Consecutive days ≥ 90°F
🧊
Deepest Freeze
0 Days
N/A
Consecutive days ≤ 32°F
🏜️
Longest Drought
163 Days
1940
Consecutive days w/o rain
Wettest Month
7.65"
March 2023
Most rainfall in one month
Snowiest Month
5.92"
January 1949
Most snowfall in one month

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