Monthly climate averages for Västerås, Sweden. Based on 10-year ERA5 reanalysis data.
Cfb Oceanic
Climate OverviewVästerås, Sweden in April has mild conditions, with highs averaging 10.3°C (51°F) and noticeably cooler mornings.
This month falls at the middle of Spring.
Daily highs in April gradually rise from around 8°C (46°F) at the start to 11°C (52°F) by month's end.
April sees fairly even rainfall, totalling about 34 mm across the month.
Expect around 8.8h of sunshine at the start of April, increasing to 10.6h by the end.
The warmest days tend to fall around the 20th, averaging 12.8°C (55°F).
Compared to March, this month is about 5°C warmer with 1 more rainy days. Temperatures will rise further into May.
Daily averages based on historical data (2016–2025)
| Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 0°C / -4°C | -4°C / -9°C | 9days (42 mm) Wet | 2h Poor | 87% Very Muggy | 0.5 Low | Poor | View Details |
| February | 2°C / -4°C | -2°C / -8°C | 8days (32 mm) Wet | 4.3h Fair | 83% Humid | 1.1 Low | Poor | View Details |
| March | 5°C / -2°C | 1°C / -6°C | 7days (31 mm) Good | 6.7h Fair | 76% Humid | 2.4 Moderate | Poor | View Details |
| April | 10°C / 1°C | 7°C / -3°C | 8days (34 mm) Wet | 9.8h Good | 68% Muggy | 3.3 Moderate | Poor | View Details |
| May best | 17°C / 7°C | 14°C / 4°C | 9days (51 mm) Wet | 12h Excellent | 63% Muggy | 4.9 Moderate | Fair | View Details |
| June best | 22°C / 12°C | 20°C / 11°C | 10days (58 mm) Wet | 13.3h Excellent | 64% Muggy | 5.5 High | Excellent | View Details |
| July best | 22°C / 14°C | 22°C / 13°C | 11days (76 mm) Wet | 12.8h Excellent | 69% Muggy | 5.2 High | Excellent | View Details |
| August best | 21°C / 13°C | 20°C / 12°C | 12days (86 mm) Wet | 10.4h Excellent | 75% Muggy | 4.3 Moderate | Excellent | View Details |
| September best | 17°C / 10°C | 15°C / 8°C | 9days (52 mm) Wet | 7.5h Good | 80% Humid | 3.1 Moderate | Good | View Details |
| October | 10°C / 5°C | 7°C / 2°C | 10days (60 mm) Wet | 4.4h Fair | 85% Humid | 1.5 Low | Poor | View Details |
| November | 5°C / 1°C | 1°C / -3°C | 9days (45 mm) Wet | 2.1h Poor | 90% Very Muggy | 0.6 Low | Poor | View Details |
| December | 2°C / -2°C | -2°C / -6°C | 11days (48 mm) Wet | 1.2h Poor | 89% Very Muggy | 0.3 Low | Poor | View Details |
Bundle up with a warm coat, scarf, and closed-toe shoes. Thermal layers underneath give flexibility between indoors and outdoors.
A waterproof jacket or compact umbrella is recommended for occasional showers.
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