Bonsall Weather in January
Average highs run from 65°F on January 1 to 66°F on January 31, and lows from 45°F to 46°F. Normal precipitation for the month is 2.85 in over about 7 wet days.
January day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
January at a glance
- Average high
- 66°F
- Average low
- 46°F
- Precipitation
- 2.85 in
- Record high
- 90°FJan 4, 2012
- Record low
- 32°FJan 11, 2013
- Chance of a freeze
- 9%
- Daylight
- 10 h 00 min to 10 h 35 min
- Cloud cover
- 42%
- Humidity
- 59%
- Dew point
- 32°F
- Wind
- 5.6 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 |
|---|---|---|---|---|---|
| Jan 1 | 65°F | 45°F | 88°F 2012 | 33°F 2015 | 22% |
| Jan 2 | 65°F | 45°F | 88°F 2012 | 36°F 2015 | 22% |
| Jan 3 | 65°F | 45°F | 87°F 2012 | 37°F 2015 | 22% |
| Jan 4 | 65°F | 45°F | 90°F 2012 | 40°F 2011 | 22% |
| Jan 5 | 65°F | 46°F | 87°F 2012 | 37°F 2009 | 22% |
| Jan 6 | 65°F | 46°F | 83°F 2015 | 39°F 2009 | 22% |
| Jan 7 | 65°F | 46°F | 83°F 2015 | 40°F 2013 | 22% |
| Jan 8 | 65°F | 46°F | 77°F 2021 | 37°F 2024 | 22% |
| Jan 9 | 65°F | 46°F | 77°F 2010 | 39°F 2024 | 22% |
| Jan 10 | 66°F | 46°F | 79°F 2010 | 40°F 2020 | 22% |
| Jan 11 | 66°F | 46°F | 82°F 2009 | 32°F 2013 | 22% |
| Jan 12 | 66°F | 46°F | 84°F 2009 | 32°F 2013 | 22% |
| Jan 13 | 66°F | 46°F | 83°F 2018 | 34°F 2013 | 22% |
| Jan 14 | 66°F | 46°F | 88°F 2021 | 33°F 2013 | 22% |
| Jan 15 | 66°F | 46°F | 88°F 2021 | 33°F 2013 | 22% |
| Jan 16 | 66°F | 46°F | 89°F 2021 | 39°F 2020 | 22% |
| Jan 17 | 66°F | 46°F | 88°F 2014 | 37°F 2012 | 22% |
| Jan 18 | 66°F | 46°F | 87°F 2014 | 38°F 2012 | 22% |
| Jan 19 | 66°F | 46°F | 82°F 2020 | 40°F 2025 | 22% |
| Jan 20 | 66°F | 46°F | 86°F 2014 | 39°F 2023 | 22% |
| Jan 21 | 66°F | 46°F | 81°F 2013 | 39°F 2023 | 22% |
| Jan 22 | 66°F | 46°F | 83°F 2013 | 40°F 2023 | 22% |
| Jan 23 | 66°F | 46°F | 78°F 2025 | 40°F 2021 | 22% |
| Jan 24 | 66°F | 46°F | 79°F 2018 | 40°F 2010 | 22% |
| Jan 25 | 66°F | 46°F | 81°F 2012 | 39°F 2017 | 23% |
| Jan 26 | 66°F | 46°F | 83°F 2012 | 38°F 2021 | 23% |
| Jan 27 | 66°F | 46°F | 80°F 2024 | 38°F 2009 | 23% |
| Jan 28 | 66°F | 46°F | 85°F 2018 | 38°F 2025 | 23% |
| Jan 29 | 66°F | 46°F | 86°F 2018 | 40°F 2013 | 23% |
| Jan 30 | 66°F | 46°F | 84°F 2026 | 38°F 2021 | 23% |
| Jan 31 | 66°F | 46°F | 84°F 2026 | 40°F 2025 | 23% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (PST).
- January 1
- sunrise 6:53 AM, sunset 4:53 PM
- January 31
- sunrise 6:45 AM, sunset 5:20 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00049378 (Vista), public domain. Records: NOAA GHCN-Daily, station USW00053151, 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 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.