United States · 1991–2020 normal
Decatur in
January.
Typical January weather in Decatur: 9°C by day, -3.3°C at night, 138 mm of rain over 9.3 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high9°C
Typical low-3.3°C
Rain138 mm
Wet days9.3
Comfort score 5 this month (October leads the year at 71). Daylight is calculated as 10 h from latitude 35.51°.
Event window
Frost-level nights in January
The measured night-time normal is -3.3°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 4617650
- NOAA station
- USC00402388 · DECATUR 7NE
- Station distance
- 17.9 km from the place centre
- Coverage
- Good coverage · 23 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.