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Santa Rosa, CA Weather on April 11
April 11th in Santa Rosa, CA typically brings mild spring weather, with average highs around 69°F and lows near 45°F. Over 55 years of records, the warmest April 11th was in 1988 (71°F average), while the coldest was 1976 (46°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 16% of April 11th dates historically, with the wettest April 11th recording 4.34" of rain. The last decade has been 1.1°F warmer on this date compared to 20-30 years ago.
What to Expect on April 11
Planning for April 11th in Santa Rosa, CA? Great weather for outdoor activities.
April 11 Weather Records for Santa Rosa
- •The all-time record high for April 11th in Santa Rosa, CA is 89°F, set in 1988.
- •The coldest April 11th on record dropped to 34°F in 2020.
Frequently Asked Questions
What was the warmest April 11 ever in Santa Rosa?
The warmest April 11 in Santa Rosa, CA reached 89°F in 1988. That is 20°F above the long-term average high of 69°F.
What was the coldest April 11 ever in Santa Rosa?
The coldest April 11 in Santa Rosa, CA dropped to 34°F in 2020. That is 11°F below the long-term average low of 45°F.
What is the average temperature on April 11 in Santa Rosa?
On April 11, Santa Rosa averages a high of 69°F and a low of 45°F based on 55 years of NOAA weather observations from SANTA ROSA.
How many years of weather data are available for April 11 in Santa Rosa?
We have 55 years of weather records for April 11 in Santa Rosa, 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 Santa Rosa
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 75°F | 48°F | 0" | -- |
| 2024 | 76°F | 53°F | -- | -- |
| 2023 | 73°F | 54°F | 0" | -- |
| 2022 | 69°F | 48°F | 0.03" | -- |
| 2021 | 76°F | 40°F | 0" | -- |
| 2020 | 65°F | 34°F | 0" | -- |
| 2019 | 74°F | 47°F | 0" | -- |
| 2018 | 63°F | 44°F | 0" | -- |
| 2017 | 58°F | 48°F | -- | -- |
| 2016 | 62°F | 52°F | -- | -- |
| 2015 | 72°F | 47°F | -- | -- |
| 2014 | 65°F | 46°F | -- | -- |
| 2013 | 75°F | 50°F | -- | -- |
| 2012 | 58°F | 47°F | 0.64" | -- |
| 2011 | 64°F | 38°F | -- | -- |
| 2010 | 55°F | 46°F | 2.39" | -- |
| 2009 | 70°F | 41°F | 0" | -- |
| 2008 | 84°F | 41°F | 0" | -- |
| 2007 | 71°F | 41°F | 0.48" | -- |
| 2006 | 56°F | 48°F | 2.11" | -- |
| 2005 | 67°F | 41°F | 0" | -- |
| 2004 | 77°F | 45°F | 0" | -- |
| 2003 | 73°F | 40°F | 0" | -- |
| 2002 | 67°F | 51°F | 0" | -- |
| 2001 | 65°F | 44°F | -- | -- |
| 2000 | 74°F | 46°F | -- | -- |
| 1999 | 61°F | 45°F | 2.16" | -- |
| 1998 | 63°F | 47°F | 0" | -- |
| 1997 | 71°F | 48°F | 0" | -- |
| 1996 | 66°F | 44°F | 0" | -- |
| 1995 | 72°F | 45°F | 0" | -- |
| 1994 | 76°F | 44°F | 0" | -- |
| 1993 | 65°F | 41°F | -- | -- |
| 1992 | 64°F | 55°F | 0" | -- |
| 1991 | 65°F | 41°F | 0" | -- |
| 1990 | 74°F | 47°F | 0" | -- |
| 1989 | 76°F | 47°F | 0" | -- |
| 1988 | 89°F | 53°F | 0" | -- |
| 1987 | 67°F | 45°F | 0" | -- |
| 1986 | 62°F | 41°F | 0" | -- |
| 1985 | 65°F | 47°F | -- | -- |
| 1984 | 66°F | 41°F | 0" | -- |
| 1983 | 62°F | 36°F | 0" | -- |
| 1982 | 60°F | 54°F | 4.34" | -- |
| 1981 | 67°F | 37°F | 0" | -- |
| 1980 | 85°F | 43°F | 0" | -- |
| 1979 | 69°F | 45°F | 0" | -- |
| 1978 | 76°F | 52°F | 0" | -- |
| 1977 | 78°F | 43°F | 0" | -- |
| 1976 | 58°F | 34°F | 0.41" | -- |
| 1975 | 70°F | 36°F | 0" | -- |
| 1974 | 78°F | 44°F | 0" | -- |
| 1973 | 79°F | 44°F | 0" | -- |
| 1972 | 63°F | 46°F | 1.65" | -- |
| 1971 | 69°F | 36°F | 0" | -- |
Based on 55 years of data from NOAA station: SANTA ROSA
Monthly Climate Averages
Historical temperature and precipitation averages for Santa Rosa, CA, based on 55+ years of weather data.
Temperatures in Fahrenheit. Precipitation and snowfall in inches.