Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Visby, Sweden

  • Average high temperature in August: 21.3°C

The warmest month (with the highest average high temperature) is July (22°C).
The month with the lowest average high temperature is February (1.2°C).

  • Average low temperature in August: 13.2°C

The month with the highest average low temperature is July (13.8°C).
The coldest month (with the lowest average low temperature) is February (-3°C).

  • Average rainfall in August: 49mm

Wettest months (with the highest rainfall) are September and November (58mm).
Driest months (with the lowest rainfall) are February, April and May (29mm).

  • Average rainfall days in August: 12 days

Months with the highest number of rainy days are January and November (19 days).
The month with the lowest number of rainy days is June (9 days).

  • Average sea temperature in August: 18.9°C

The best month for swimming (with the highest average sea temperature) is August (18.9°C).
Coldest months (with the lowest average sea temperature) are February and March (1.8°C).

  • Average daylight in August: 15h

The month with the longest days is June (Average daylight: 18h).
Months with shortest days are January and December (Average daylight: 7h).

  • Average sunshine in August: 8.2h

The month with most sunshine is June (Average sunshine: 11h).
The month with least sunshine is December (Average sunshine: 1h).

  • Average UV index in August: 4

Months with the highest UV index are June and July (UV index 5).
Months with the lowest UV index are January, November and December (UV index 0).