Sweden · 1991–2020 normal
Irsta in
January.
Typical January weather in Irsta: 0.2°C by day, -4.8°C at night, 37 mm of rain over 8.5 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high0.2°C
Typical low-4.8°C
Rain37 mm
Wet days8.5
Comfort score 5 this month (July leads the year at 82). Daylight is calculated as 6 h 44 from latitude 59.70°.
Event window
Frost-level nights in January
The measured night-time normal is -4.8°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 2703525
- NOAA station
- SWE00139028 · VASTERAS-HASSLO
- Station distance
- 21 km from the place centre
- Coverage
- Strong coverage · 27 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.