Santa Rosa Weather in April
Average highs run from 81°F on April 1 to 87°F on April 30, and lows from 46°F to 53°F. Normal precipitation for the month is 0.11 in over about 1 wet days.
April day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
April at a glance
- Average high
- 84°F
- Average low
- 49°F
- Precipitation
- 0.11 in
- Record high
- 105°FApr 20, 1989
- Record low
- 36°FApr 5, 2023
- Chance of a freeze
- 1%
- Days of 90°F or more
- 11.6
- Daylight
- 12 h 32 min to 13 h 26 min
- Cloud cover
- 28%
- Humidity
- 29%
- Dew point
- 30°F
- Wind
- 8.5 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Apr 1 | 81°F | 46°F | 98°F 2021 | 39°F 1998 | 4% |
| Apr 2 | 81°F | 46°F | 96°F 2011 | 37°F 1998 | 4% |
| Apr 3 | 81°F | 46°F | 96°F 1994 | 37°F 1999 | 4% |
| Apr 4 | 81°F | 46°F | 95°F 2021 | 40°F 2003 | 4% |
| Apr 5 | 82°F | 47°F | 98°F 1989 | 36°F 2023 | 4% |
| Apr 6 | 82°F | 47°F | 99°F 1989 | 38°F 2008 | 4% |
| Apr 7 | 82°F | 47°F | 101°F 1989 | 40°F 2003 | 4% |
| Apr 8 | 82°F | 47°F | 101°F 1989 | 40°F 1998 | 4% |
| Apr 9 | 83°F | 48°F | 99°F 1989 | 41°F 2011 | 4% |
| Apr 10 | 83°F | 48°F | 100°F 2023 | 36°F 2011 | 4% |
| Apr 11 | 83°F | 48°F | 100°F 2023 | 42°F 2001 | 4% |
| Apr 12 | 83°F | 48°F | 99°F 2025 | 39°F 2020 | 4% |
| Apr 13 | 83°F | 49°F | 97°F 2002 | 39°F 2022 | 4% |
| Apr 14 | 84°F | 49°F | 100°F 2002 | 42°F 1993 | 3% |
| Apr 15 | 84°F | 49°F | 98°F 2002 | 43°F 1996 | 3% |
| Apr 16 | 84°F | 49°F | 100°F 1994 | 37°F 1998 | 3% |
| Apr 17 | 84°F | 50°F | 97°F 1989 | 36°F 1998 | 3% |
| Apr 18 | 84°F | 50°F | 100°F 1989 | 39°F 2009 | 3% |
| Apr 19 | 85°F | 50°F | 104°F 1989 | 42°F 1995 | 3% |
| Apr 20 | 85°F | 50°F | 105°F 1989 | 42°F 1995 | 3% |
| Apr 21 | 85°F | 51°F | 105°F 1989 | 46°F 1992 | 3% |
| Apr 22 | 85°F | 51°F | 102°F 1989 | 42°F 1995 | 3% |
| Apr 23 | 86°F | 51°F | 102°F 1989 | 43°F 2010 | 3% |
| Apr 24 | 86°F | 52°F | 101°F 1996 | 42°F 2010 | 3% |
| Apr 25 | 86°F | 52°F | 101°F 1996 | 48°F 1994 | 3% |
| Apr 26 | 86°F | 52°F | 102°F 2000 | 47°F 2009 | 3% |
| Apr 27 | 86°F | 52°F | 103°F 1992 | 46°F 1989 | 3% |
| Apr 28 | 87°F | 53°F | 102°F 1992 | 46°F 2006 | 3% |
| Apr 29 | 87°F | 53°F | 103°F 1992 | 46°F 1989 | 3% |
| Apr 30 | 87°F | 53°F | 102°F 2020 | 45°F 1999 | 2% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (MST).
- April 1
- sunrise 6:16 AM, sunset 6:48 PM
- April 30
- sunrise 5:43 AM, sunset 7:09 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00020404 (Arizona City), public domain. Records: NOAA GHCN-Daily, station USC00026513, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.