Best year time to visit Västerås

General weather information about Västerås

Average annual temperature is 7.0 °C

Absolute maximum temperature: 28.4 °C

Absolute minimum temperature: -16.4 °C

Number of sunny days: 142 days

Number of rainy days: 184 days

Number of snow days: 39 days

Look at detailed online map of Västerås

* Weather data for Västerås Sweden is based on climate observations for 2026 year

Västerås air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)5.89.011.119.424.128.424.223.623.617.17.86.2
Average daytime temperature (°C)2.02.83.410.617.723.720.419.618.68.62.2-1.5
Average temperature (°C)-0.1-0.3-0.64.912.118.216.415.914.85.70.2-3.8
Average night temperature (°C)-2.5-2.8-4.7-0.65.411.512.212.411.12.9-2.0-7.1
Absolute minimum temperature (°C)-12.5-8.5-15.7-9.8-2.25.48.59.46.4-2.9-7.9-16.4

Västerås monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)7.010.013.015.018.018.018.016.014.011.08.06.0
Daylight mean duration (h)6.99.211.814.617.118.617.815.512.910.27.66.1
Daylight minimum duration (h)6.08.010.013.015.018.016.014.011.08.06.05.0
Sunshine mean duration (h)1.74.24.99.913.514.512.97.97.44.81.20.9
Precipitation (mm)843356252424134210104587366
Sunny days818916232431101299
Rainy days19512138628302018169
Snow days45101000001513

Best time to visit Västerås:

The best time to visit Västerås during the most sunny months:

  • April — 9.9(h)
  • May — 13.5(h)
  • June — 14.5(h)
  • July — 12.9(h)

Months with the longest average daylight duration in Västerås:

  • May — 17.1(h)
  • June — 18.6(h)
  • July — 17.8(h)

The largest precipitation sum in Västerås is at

  • July — 134(mm)
  • August — 210(mm)
  • September — 104(mm)