Rosarito Weather in January
Average highs run from 17°C on January 1 to 18°C on January 31, and lows from 8°C to 9°C. Normal precipitation for the month is 53 mm over about 6 wet days.
January day by day
The normal high and low for each date, in °C.
- Normal low
- Normal high
- Reanalysis extreme high
- Reanalysis extreme low
January at a glance
- Average high
- 18°C
- Average low
- 9°C
- Precipitation
- 53 mm
- Reanalysis high
- 28°CJan 31, 2003
- Reanalysis low
- 0°CJan 14, 2007
- Daylight
- 10 h 04 min to 10 h 38 min
- Cloud cover
- 41%
- Humidity
- 65%
- Dew point
- 4°C
- Wind
- 13.0 km/h
Every day of the month
A wet day has at least 1 mm of precipitation in the reanalysis.
| Date | Normal high | Normal low | Reanalysis high | Reanalysis low | Chance wet |
|---|---|---|---|---|---|
| Jan 1 | 17°C | 8°C | 25°C 2012 | 2°C 2015 | 21% |
| Jan 2 | 17°C | 8°C | 26°C 2018 | 3°C 2015 | 22% |
| Jan 3 | 18°C | 8°C | 26°C 2012 | 2°C 1993 | 22% |
| Jan 4 | 18°C | 9°C | 26°C 2003 | 2°C 1993 | 23% |
| Jan 5 | 18°C | 9°C | 25°C 2012 | 4°C 2009 | 23% |
| Jan 6 | 18°C | 9°C | 25°C 2006 | 5°C 2009 | 23% |
| Jan 7 | 18°C | 9°C | 25°C 2002 | 4°C 1997 | 22% |
| Jan 8 | 18°C | 9°C | 24°C 1996 | 5°C 1997 | 22% |
| Jan 9 | 18°C | 9°C | 24°C 2007 | 5°C 1992 | 22% |
| Jan 10 | 18°C | 9°C | 24°C 1996 | 5°C 2011 | 21% |
| Jan 11 | 18°C | 9°C | 24°C 1996 | 3°C 2013 | 19% |
| Jan 12 | 18°C | 9°C | 26°C 1996 | 3°C 2013 | 19% |
| Jan 13 | 18°C | 9°C | 26°C 2000 | 0°C 2007 | 18% |
| Jan 14 | 18°C | 9°C | 27°C 2000 | 0°C 2007 | 19% |
| Jan 15 | 18°C | 9°C | 25°C 2014 | 0°C 2007 | 18% |
| Jan 16 | 18°C | 9°C | 26°C 2014 | 2°C 2007 | 18% |
| Jan 17 | 18°C | 9°C | 26°C 2014 | 3°C 2007 | 18% |
| Jan 18 | 18°C | 9°C | 26°C 1994 | 3°C 2007 | 18% |
| Jan 19 | 18°C | 9°C | 24°C 2014 | 4°C 2007 | 18% |
| Jan 20 | 18°C | 9°C | 25°C 2014 | 5°C 2002 | 17% |
| Jan 21 | 18°C | 9°C | 25°C 1994 | 6°C 2007 | 17% |
| Jan 22 | 18°C | 9°C | 24°C 2013 | 4°C 2007 | 17% |
| Jan 23 | 18°C | 9°C | 22°C 2013 | 5°C 1996 | 18% |
| Jan 24 | 18°C | 9°C | 23°C 2000 | 5°C 2010 | 18% |
| Jan 25 | 18°C | 9°C | 26°C 2003 | 4°C 2017 | 18% |
| Jan 26 | 18°C | 9°C | 26°C 2003 | 3°C 2017 | 18% |
| Jan 27 | 18°C | 9°C | 24°C 2003 | 4°C 2009 | 18% |
| Jan 28 | 18°C | 9°C | 23°C 2014 | 5°C 1994 | 19% |
| Jan 29 | 18°C | 9°C | 25°C 2018 | 4°C 2002 | 18% |
| Jan 30 | 18°C | 9°C | 26°C 2003 | 2°C 2002 | 19% |
| Jan 31 | 18°C | 9°C | 28°C 2003 | 2°C 2002 | 20% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (PST).
- January 1
- sunrise 6:50 AM, sunset 4:54 PM
- January 31
- sunrise 6:43 AM, sunset 5:21 PM
Other months
Sources
Cloud, humidity, wind and sunshine, and temperature and precipitation: 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.