United States · 1991–2020 normal
Derry in
January.
Typical January weather in Derry: 1°C by day, -8.1°C at night, 60 mm of rain over 7.4 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high1°C
Typical low-8.1°C
Rain60 mm
Wet days7.4
Comfort score 5 this month (September leads the year at 84). Daylight is calculated as 9 h 21 from latitude 42.88°.
Event window
Frost-level nights in January
The measured night-time normal is -8.1°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 5085374
- NOAA station
- USW00014710 · MANCHESTER AP
- Station distance
- 10.4 km from the place centre
- Coverage
- Good coverage · 22 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.