United States · 1991–2020 normal

Alta Sierra in
January.

Typical January weather in Alta Sierra: 12.1°C by day, 0.6°C at night, 236 mm of rain over 11.6 wet days. These are measured 1991–2020 station normals, not a forecast.

Typical high12.1°C
Typical low0.6°C
Rain236 mm
Wet days11.6

Comfort score 5 this month (June leads the year at 84). Daylight is calculated as 9 h 42 from latitude 39.14°.

The evidence behind this page

One month,
from the same station.

Place identity
GeoNames 5323500
NOAA station
USC00043573 · GRASS VALLEY #2
Station distance
7.1 km from the place centre
Coverage
Strong coverage · 30 usable years
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.