August weather forecast
Västerås, Sweden

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Weather in August

In August, Västerås begins its gradual transition into fall, with temperatures taking a dip from July's peak. The weather remains warm and the daylight hours start to shrink. Despite a drop in temperature, the city remains lively, with locals enjoying the last of the summer evenings. The distinctions between August and the upcoming month of September start to blur as autumn starts to make its presence felt.

Temperature

The transition into August in Västerås is marked with an average high-temperature of a still pleasant 20.7°C (69.3°F), showing an insignificant shift from July's 21.5°C (70.7°F). In August, Västerås's temperature tends to fall to an average low of 12.1°C (53.8°F) during the night.

Humidity

The average relative humidity in August is 76%.

Rainfall

In Västerås, Sweden, in August, during 12.7 rainfall days, 20mm (0.79") of precipitation is typically accumulated. Throughout the year, there are 105.3 rainfall days, and 174mm (6.85") of precipitation is accumulated.

Snowfall

In Västerås, snow does not fall in June through September.

Daylight

The average length of the day in August is 15h and 31min.
On the first day of August, sunrise is at 04:38 and sunset at 21:21. On the last day of the month, sunrise is at 05:48 and sunset at 19:59 CEST.

Sunshine

In Västerås, the average sunshine in August is 9.2h.

UV index

In August, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: A daily high UV index of 4 in August leads to these guidelines:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

Frequently asked questions

What is the average August temperature in Västerås?

In Västerås, in August, the average high-temperature is 20.7°C (69.3°F), and the average low-temperature is 12.1°C (53.8°F).

What is the average humidity in August in Västerås?

The average relative humidity in August in Västerås, Sweden, is 76%.

How many days does it rain in August in Västerås?

In Västerås, in August, during 12.7 rainfall days, 20mm (0.79") of precipitation is typically accumulated.

When it does not snow in Västerås?

In Västerås, snow does not fall in June through September.

How many hours of daylight does Västerås have in August?

In August, the average day length in Västerås, Sweden, is 15h and 31min.

What time are sunrise and sunset in August in Västerås?

On the first day of August in Västerås, sunrise is at 04:38 and sunset at 21:21. On the last day of the month, sunrise is at 05:48 and sunset at 19:59 CEST.

How long on average sun shines in August in Västerås?

The average sunshine duration in August in Västerås, Sweden, is 9.2h.

How high is the UV index in August in Västerås?

In August, the average daily maximum UV index in Västerås is 4. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Västerås, Sweden

Average temperature in August - Västerås, Sweden
  • Average high temperature in August: 20.7°C

The warmest month (with the highest average high temperature) is July (21.5°C).
The month with the lowest average high temperature is January (-1.2°C).

  • Average low temperature in August: 12.1°C

The month with the highest average low temperature is July (12.5°C).
The coldest months (with the lowest average low temperature) are January and February (-4.9°C).

Average pressure in August
Västerås, Sweden

Average pressure in August - Västerås, Sweden
  • Average pressure in August: 1012.5mbar

The month with the highest atmospheric pressure is May (1014.6mbar).
The month with the lowest atmospheric pressure is December (1007.7mbar).

Average wind speed in August
Västerås, Sweden

Average wind speed in August - Västerås, Sweden
  • Average wind speed in August: 11.3km/h

The windiest month (with the highest average wind speed) is December (15.2km/h).
The calmest month (with the lowest average wind speed) is August (11.3km/h).

Average humidity in August
Västerås, Sweden

Average humidity in August - Västerås, Sweden
  • Average humidity in August: 76%

The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is May (71%).

Average rainfall in August
Västerås, Sweden

Average rainfall in August - Västerås, Sweden
  • Average rainfall in August: 20mm

The wettest month (with the highest rainfall) is July (25mm).
The driest months (with the least rainfall) are February and April (9mm).

Average rainfall days in August
Västerås, Sweden

Average rainfall days in August - Västerås, Sweden
  • Average rainfall days in August: 12.7 days

The month with the highest number of rainy days is July (12.8 days).
The month with the least rainy days is January (4 days).

Average snowfall in August
Västerås, Sweden

Average snowfall in August - Västerås, Sweden
  • Average snowfall in August: 0mm

The month with the highest snowfall is January (39mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in August
Västerås, Sweden

Average snowfall days in August - Västerås, Sweden
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Västerås, Sweden

Average daylight in August / Average sunshine in August - Västerås, Sweden
  • Average daylight in August: 15h and 3min

The month with the longest days is June (Average daylight: 18h and 36min).
The month with the shortest days is December (Average daylight: 6h and 12min).

  • Average sunshine in August: 9h and 1min

The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 2h and 30min).

Average sunshine days in August
Västerås, Sweden

Average sunshine days in August - Västerås, Sweden
  • Average sunshine days in August: 15.3 days

The month with the most sunshine days is September (19.2 days).
The month with the least sunshine days is July (14.4 days).

Average UV index in August
Västerås, Sweden

Average UV index in August - Västerås, Sweden
  • Average UV index in August: 4

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January and February (UV index 1).

Average cloud cover in August
Västerås, Sweden

Average cloud cover in August - Västerås, Sweden
  • Average cloud cover in August: 43

The month with the most cloud cover is February (Cloud cover 67).
The months with the least cloud cover are June and July (Cloud cover 42).

Average visibility in August
Västerås, Sweden

Average visibility in August - Västerås, Sweden
  • Average visibility in August: 9km

The months with the highest visibility are April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January, February, March, November and December (8km).

Västerås, Sweden

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