Climate averages 1991–2020
Västerås weather
in April.
A cool, fairly dry month: the 6th warmest and the joint 3rd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a cool month in Västerås: daytime highs average 10.3°C and nights cool to about 1.4°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 37 mm of rain on roughly 8 days, which makes April a fairly dry month (the joint 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 14 h 29 min on an average April day.
The nearest other city in this atlas is Uppsala (67 km away). In April its highs average 9.7°C, 0.6°C cooler than Västerås, with 33 mm of rain.
Among the 21 cities listed in Sweden, Västerås ranks joint 9th of 21 for the warmest April highs and joint 12th of 21 for the driest April (rainfall, lowest first). The mean April high of those 21 cities is 9.5°C; Västerås is 0.8°C warmer than that mean.
From April to May, average highs rise by 5.6°C to 15.9°C, and monthly rainfall rises from 37 mm to 49 mm.
The annual picture
April in context
Monthly precipitation
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Västerås climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | -0.3°C-4.7°C | -4.7°C | 37 | 8.2 | 6.97 h |
| February | 0.4°C-5.1°C | -5.1°C | 29 | 7.4 | 9.19 h |
| March | 4.3°C-2.7°C | -2.7°C | 30 | 7.5 | 11.812 h |
| April, selected | 10.3°C1.4°C | 1.4°C | 37 | 7.7 | 14.514 h |
| May | 15.9°C6.4°C | 6.4°C | 49 | 9.5 | 17.017 h |
| June | 19.6°C10.9°C | 10.9°C | 68 | 11.5 | 18.619 h |
| July | 22.1°C13.8°C | 13.8°C | 75 | 12.1 | 17.918 h |
| August | 20.8°C13.1°C | 13.1°C | 73 | 12.2 | 15.616 h |
| September | 15.8°C9.1°C | 9.1°C | 52 | 8.8 | 12.913 h |
| October | 9.1°C4.2°C | 4.2°C | 52 | 9.9 | 10.210 h |
| November | 4.0°C0.4°C | 0.4°C | 47 | 9.3 | 7.78 h |
| December | 0.9°C-3.1°C | -3.1°C | 45 | 9.9 | 6.26 h |
Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
April in nearby cities
- Uppsala in AprilSweden · 67 kmHigh 9.7°C · Low 1.0°C · 33 mm rain
- Södertälje in AprilSweden · 77 kmHigh 10.0°C · Low 1.6°C · 33 mm rain
- Sollentuna in AprilSweden · 82 kmHigh 9.4°C · Low 1.6°C · 33 mm rain
- Örebro in AprilSweden · 85 kmHigh 10.3°C · Low 1.7°C · 39 mm rain
- Huddinge in AprilSweden · 91 kmHigh 8.8°C · Low 1.9°C · 33 mm rain
- Stockholm in AprilSweden · 91 kmHigh 8.7°C · Low 1.9°C · 33 mm rain
- Haninge in AprilSweden · 103 kmHigh 8.2°C · Low 1.8°C · 32 mm rain
- Norrköping in AprilSweden · 116 kmHigh 10.3°C · Low 2.2°C · 35 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Västerås) is explained once on the Västerås year overview and on the Sources, method and limits page.