Västerås climate

Västerås Weather in January

NASA POWER reanalysis for the half-degree grid cell around Västerås, 1991-2020; a grid cell is an area average and can differ from a thermometer in town by several degrees

Average highs run from -2°C on January 1 to -2°C on January 31, and lows from -7°C to -8°C. Normal precipitation for the month is 50 mm over about 9 wet days.

January day by day

The normal high and low for each date, in °C.

Normal daily high and low temperature at Västerås, in °C, with the record for each date.-40-30-20-10010151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

January at a glance

Average high
-2°C
Average low
-7°C
Precipitation
50 mm
Reanalysis high
9°CJan 15, 2020
Reanalysis low
-31°CJan 6, 2010
Daylight
6 h 09 min to 7 h 59 min
Cloud cover
77%
Humidity
97%
Dew point
-5°C
Wind
9.0 km/h

Every day of the month

A wet day has at least 1 mm of precipitation in the reanalysis.

DateNormal highNormal lowReanalysis highReanalysis lowChance wet
Jan 1-2°C-7°C6°C 2017-23°C 200239%
Jan 2-2°C-7°C7°C 1992-25°C 199638%
Jan 3-2°C-7°C8°C 1992-30°C 199638%
Jan 4-2°C-7°C6°C 2007-25°C 199639%
Jan 5-2°C-7°C5°C 2007-28°C 201039%
Jan 6-2°C-7°C5°C 2020-31°C 201037%
Jan 7-2°C-7°C7°C 2005-19°C 201037%
Jan 8-2°C-7°C8°C 2020-25°C 201037%
Jan 9-2°C-7°C8°C 2007-22°C 201036%
Jan 10-2°C-7°C9°C 2005-23°C 200336%
Jan 11-2°C-7°C7°C 2005-22°C 200336%
Jan 12-2°C-6°C6°C 2020-15°C 199736%
Jan 13-2°C-6°C5°C 2005-18°C 201136%
Jan 14-2°C-6°C4°C 2020-24°C 201636%
Jan 15-2°C-6°C9°C 2020-22°C 201635%
Jan 16-2°C-7°C7°C 2020-24°C 201634%
Jan 17-2°C-7°C6°C 1993-21°C 199434%
Jan 18-2°C-7°C5°C 1993-22°C 199433%
Jan 19-2°C-7°C5°C 2008-20°C 199431%
Jan 20-2°C-7°C5°C 2020-17°C 201630%
Jan 21-2°C-7°C6°C 2020-24°C 200432%
Jan 22-2°C-7°C5°C 1993-25°C 200432%
Jan 23-2°C-7°C5°C 2020-20°C 201331%
Jan 24-2°C-7°C6°C 2020-17°C 201331%
Jan 25-2°C-8°C5°C 2008-19°C 201033%
Jan 26-2°C-8°C5°C 2020-19°C 201034%
Jan 27-2°C-8°C4°C 2020-21°C 199634%
Jan 28-2°C-8°C5°C 2016-19°C 199534%
Jan 29-2°C-8°C6°C 2016-20°C 199434%
Jan 30-2°C-8°C5°C 2016-20°C 199536%
Jan 31-2°C-8°C2°C 2006-21°C 199836%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Västerås, in percent.0102030401102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+1).

January 1
sunrise 8:53 AM, sunset 3:02 PM
January 31
sunrise 8:08 AM, sunset 4:07 PM

Every day of January: sun and moon

Other months

Sources

Cloud, humidity, wind and sunshine, and temperature and precipitation: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.