Mariposa (Yosemite) weather in January
Temperature, rain and sunshine in January: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in January
Fair
Best time to visit: April – May, October
What is the weather like in Mariposa (Yosemite) in January?
In January, Mariposa (Yosemite) is cool: daytime highs average 12 °C, and nights cool down to about 2 °C. Expect around 5 hours of sunshine a day. Rain falls on about 9 days, adding up to 148 mm. All in all, January is a so-so month for a holiday in Mariposa (Yosemite).
January compared
How the weather changes from December to February. Tap a month to open it.
| DecemberDec | JanuaryJan | FebruaryFeb | |
|---|---|---|---|
| Score | 49 | 52 | 55 |
| Day | 12° | 12° | 13° |
| Night | 2° | 2° | 3° |
| Sun | 5 h | 5 h | 6 h |
| Rain days | 9 | 9 | 10 |
More details for January
- Daylight
- 9 h 50 min07:13 – 17:04
- UV index
- 2 · lowclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 11 km/haverage daily peakAll months
- Cloud cover
- 52 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Snow days
- 0 days1 cm or more of fresh snow
- Time zone
- UTC−8America/Los_Angeles
How the score comes together
- Temperatureweight 50 %49 %
- Sunshineweight 20 %40 %
- Few rainy daysweight 30 %66 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Nature escape”.
What to pack in January
- A jumper for the evenings
- Rain jacket or umbrella
Mariposa (Yosemite) in January: quick answers
Is Mariposa (Yosemite) hot in January?
No. In January, Mariposa (Yosemite) is cool: daytime highs average 12 °C and nights drop to about 2 °C.
Does it rain much in Mariposa (Yosemite) in January?
Rain falls on about 9 days, adding up to 148 mm.
Mariposa (Yosemite) month by month
The whole year in Mariposa (Yosemite)All destinations: USAWhere to go in January
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences