United States · 1991–2020 normal

Fairfax in
January.

Typical January weather in Fairfax: 13.2°C by day, 5.8°C at night, 193 mm of rain over 10.3 wet days. These are measured 1991–2020 station normals, not a forecast.

Typical high13.2°C
Typical low5.8°C
Rain193 mm
Wet days10.3

Comfort score 19 this month (June leads the year at 91). Daylight is calculated as 9 h 48 from latitude 37.99°. Open-water sea temperature is 11.6°C (13 km from the place centre).

The evidence behind this page

One month,
from the same station.

Place identity
GeoNames 5347322
NOAA station
USC00047880 · SAN RAFAEL-CIVIC CTR
Station distance
4.7 km from the place centre
Coverage
Good coverage · 24 usable years
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.