Los Angeles, CA All-Time Weather Extremes
The most extreme temperature, precipitation, and snowfall ever recorded in Los Angeles, from NOAA daily weather observations.
| Temperature | ||
|---|---|---|
| Record High | 113°F (45°C) | September 27, 2010 |
| Record Low | 30°F (-1°C) | December 8, 1978 |
| Lowest High | 46°F (8°C) | February 2, 1979 |
| Highest Low | 82°F (28°C) | September 5, 1984 |
| Highest Mean | 95°F (35°C) | September 27, 2010 |
| Lowest Mean | 41.5°F (5°C) | December 8, 1978 |
| Precipitation | ||
| Max in One Calendar Day | 5.55" (141.0 mm) | December 28, 2004 |
| Max in One Month | 13.68" (347.5 mm) | February 1998 |
| Least in One Month | 0.00" (0.0 mm) | September 1979 |
| Max in One Year | 34.06" (865.0 mm) | 1983 |
| Least in One Year | 3.61" (91.6 mm) | 2013 |
| Period of Record | ||
| Temperature | January 1, 1970 – August 1, 2026 | |
| Precipitation | January 1, 1970 – August 1, 2026 | |
| Snowfall | January 1, 1970 – August 2, 2024 | |
Note: Records compiled from NOAA GHCN-Daily observations at LOS ANGELES DOWNTOWN/USC (4 mi from Los Angeles, CA). Quality-flagged readings are excluded. Monthly and annual totals require substantially complete reporting for “least” records.
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Frequently Asked Questions
What is the hottest temperature ever recorded in Los Angeles, CA?
The all-time record high in Los Angeles, CA is 113°F (45°C), set on September 27, 2010.
What is the coldest temperature ever recorded in Los Angeles, CA?
The all-time record low in Los Angeles, CA is 30°F (-1°C), set on December 8, 1978.
What is the most rain Los Angeles, CA has ever had in one day?
The most precipitation recorded in one calendar day near Los Angeles, CA is 5.55 inches, on December 28, 2004.
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