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Riverside, CA Weather on April 11
April 11th in Riverside, CA typically brings pleasant spring weather, with average highs around 75°F and lows near 49°F — a 26°F daily swing. Over 55 years of records, the warmest April 11th was in 2025 (74°F average), while the coldest was 1999 (50°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 11% of April 11th dates historically, with the wettest April 11th recording 0.97" of rain. The last decade has been 4.6°F warmer on this date compared to 20-30 years ago.
What to Expect on April 11
Planning for April 11th in Riverside, CA? Great weather for outdoor activities.
April 11 Weather Records for Riverside
- •The all-time record high for April 11th in Riverside, CA is 93°F, set in 1988.
- •The coldest April 11th on record dropped to 40°F in 1974.
- •Temperatures have reached 90°F or higher on April 11th in 2 of the last 55 years.
Frequently Asked Questions
What was the warmest April 11 ever in Riverside?
The warmest April 11 in Riverside, CA reached 93°F in 1988. That is 18°F above the long-term average high of 75°F.
What was the coldest April 11 ever in Riverside?
The coldest April 11 in Riverside, CA dropped to 40°F in 1974. That is 9°F below the long-term average low of 49°F.
What is the average temperature on April 11 in Riverside?
On April 11, Riverside averages a high of 75°F and a low of 49°F based on 55 years of NOAA weather observations from RIVERSIDE CITRUS EXP.
How many years of weather data are available for April 11 in Riverside?
We have 55 years of weather records for April 11 in Riverside, CA, sourced from NOAA's Global Historical Climatology Network. Records include daily high and low temperatures, precipitation, and snowfall data going back to 2025.
April 11 Weather History in Riverside
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 92°F | 56°F | 0" | -- |
| 2024 | 89°F | 51°F | 0" | -- |
| 2023 | 80°F | 48°F | 0" | -- |
| 2022 | 70°F | 52°F | 0" | -- |
| 2021 | 79°F | 52°F | 0" | -- |
| 2020 | 69°F | 47°F | 0" | -- |
| 2019 | 74°F | 47°F | 0" | -- |
| 2018 | 85°F | 55°F | 0" | -- |
| 2017 | 80°F | 49°F | 0" | -- |
| 2016 | 73°F | 54°F | 0.03" | -- |
| 2015 | 76°F | 45°F | 0" | -- |
| 2014 | 88°F | 51°F | 0" | -- |
| 2013 | 81°F | 51°F | 0" | -- |
| 2012 | 65°F | 43°F | 0.51" | -- |
| 2011 | 78°F | 46°F | 0" | -- |
| 2010 | 65°F | 51°F | 0" | -- |
| 2009 | 65°F | 49°F | 0" | -- |
| 2008 | 86°F | 52°F | 0" | -- |
| 2007 | 73°F | 48°F | 0" | -- |
| 2006 | 73°F | 47°F | 0" | -- |
| 2005 | 77°F | 46°F | 0" | -- |
| 2004 | 87°F | 51°F | 0" | -- |
| 2003 | 75°F | 48°F | 0" | -- |
| 2002 | 84°F | 48°F | 0" | -- |
| 2001 | 58°F | 44°F | 0" | -- |
| 2000 | 88°F | 49°F | 0" | -- |
| 1999 | 58°F | 42°F | 0.97" | -- |
| 1998 | 64°F | 47°F | 0.3" | -- |
| 1997 | 74°F | 45°F | 0" | -- |
| 1996 | 73°F | 49°F | 0" | -- |
| 1995 | 82°F | 46°F | 0" | -- |
| 1994 | 84°F | 44°F | 0" | -- |
| 1993 | 77°F | 48°F | 0" | -- |
| 1992 | 76°F | 52°F | 0" | -- |
| 1991 | 66°F | 51°F | 0" | -- |
| 1990 | 89°F | 52°F | 0" | -- |
| 1989 | 69°F | 57°F | 0" | -- |
| 1988 | 93°F | 53°F | 0" | -- |
| 1987 | 69°F | 51°F | 0" | -- |
| 1986 | 70°F | 48°F | 0" | -- |
| 1985 | 83°F | 47°F | 0" | -- |
| 1984 | 80°F | 51°F | 0" | -- |
| 1983 | 62°F | 46°F | 0.03" | -- |
| 1982 | 72°F | 50°F | 0.51" | -- |
| 1981 | 70°F | 52°F | 0" | -- |
| 1980 | 82°F | 50°F | 0" | -- |
| 1979 | 69°F | 46°F | 0" | -- |
| 1978 | 76°F | 49°F | 0" | -- |
| 1977 | 67°F | 48°F | 0" | -- |
| 1976 | 69°F | 44°F | 0" | -- |
| 1975 | 63°F | 49°F | 0" | -- |
| 1974 | 69°F | 40°F | 0" | -- |
| 1973 | 78°F | 44°F | 0" | -- |
| 1972 | 77°F | 47°F | 0" | -- |
| 1971 | 79°F | 45°F | 0" | -- |
Based on 55 years of data from NOAA station: RIVERSIDE CITRUS EXP
Monthly Climate Averages
Historical temperature and precipitation averages for Riverside, CA, based on 55+ years of weather data.
Temperatures in Fahrenheit. Precipitation and snowfall in inches.