Stockholm
Sweden
Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Stockholm, Sweden

A beautiful view of the sunset over the port city of Stockholm, Sweden, with a clear sky and surrounding calm waters
A beautiful view of the sunset over the port city of Stockholm, Sweden, with a clear sky and surrounding calm waters
August, the last month of the summer, in Stockholm, is also an agreeable month, with average temperature fluctuating between 20.4°C (68.7°F) and 12.7°C (54.9°F).

Temperature

In August, the average high-temperature is almost the same as in July - a still pleasant 20.4°C (68.7°F). The average low-temperature, is 12.7°C (54.9°F).

Rainfall

In Stockholm, Sweden, during 9 rainfall days, 59mm (2.3") of precipitation is typically accumulated. In Stockholm, during the entire year, the rain falls for 99 days and collects up to 528mm (20.8") of precipitation.

Sea temperature

With an average sea temperature of 18.8°C (65.8°F), August is the month with the warmest seawater in Stockholm.
Note: For most, swimming in 18.8°C (65.8°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

Daylight

In Stockholm, the average length of the day in August is 15.5h.

Sunshine

In August, the average sunshine is 7.1h.

UV index

In August, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 4 interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in August in Stockholm?

In August, in Stockholm, the average high-temperature is 20.4°C (68.7°F), and the average low-temperature is 12.7°C (54.9°F).

How much does it rain in Stockholm in August?

In August, in Stockholm, the rain falls for 9 days. Throughout August, 59mm (2.3") of precipitation is accumulated.

What month is the sea warmest in Stockholm?

With an average sea temperature of 18.8°C (65.8°F), August is the month with the warmest seawater.

What is the sea temperature in August in Stockholm?

In August, the average sea temperature is 18.8°C (65.8°F). For swimming, a surface water temperature of 18.8°C (65.8°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

How many hours of daylight does Stockholm have in August?

In Stockholm, the average length of the day in August is 15.5h.

How many hours of sunshine does Stockholm have in August?

The average sunshine in August is 7.1h.

How high is the UV index in August in Stockholm?

In Stockholm, Sweden, the average daily maximum UV index in August is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from the exposure to the Sun's UV rays.
Average temperature in August - Stockholm, Sweden
  • Average high temperature in August: 20.4°C

The warmest month (with the highest average high temperature) is July (21.9°C).
The month with the lowest average high temperature is January (-0.7°C).

  • Average low temperature in August: 12.7°C

The month with the highest average low temperature is July (13.4°C).
The coldest month (with the lowest average low temperature) is February (-5.3°C).

Average rainfall in August - Stockholm, Sweden
  • Average rainfall in August: 59mm

The wettest month (with the highest rainfall) is July (65mm).
The driest month (with the lowest rainfall) is February (27mm).

Average rainfall days in August - Stockholm, Sweden
  • Average rainfall days in August: 9 days

Months with the highest number of rainy days are November and December (10 days).
Months with the lowest number of rainy days are April and May (6 days).

Average sea temperature in August - Stockholm, Sweden
  • Average sea temperature in August: 18.8°C

The best month for swimming (with the highest average sea temperature) is August (18.8°C).
The coldest month (with the lowest average sea temperature) is February (1°C).

Average daylight in August / Average sunshine in August - Stockholm, Sweden
  • Average daylight in August: 15.5h

The month with the longest days is June (Average daylight: 18.5h).
The month with shortest days is December (Average daylight: 6.2h).

  • Average sunshine in August: 7.1h

The month with most sunshine is June (Average sunshine: 9.7h).
The month with least sunshine is December (Average sunshine: 1.1h).

Average UV index in August - Stockholm, Sweden
  • 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).