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Visby in August: Weather, Average temperature and Climate

Take a look at past year’s weather for Visby in August and see if it is worth visiting.
Check flight prices to Visby on Avionero:
August

Weather in Visby in August 2025

OK Weather
Mild
🌧️
Rainy
🌊
Fresh water
Visby in August usually sees fair weather conditions, with an average daily high temperature of +20°C and roughly 8 sunny days. However, you should prepare for about 16 rainy days with an average precipitation of 65 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+20°C
Avg. max. temperature
+4°C
Min.
+32°C
Max.
65 mm
Total precipitation
78%
Avg. humidity
4 m/s
Avg. wind
8 ☀️
Sunny Days
6 ⛅️
Cloudy
16 🌦
Rainy
Our opinion: Visby has OK weather in August.

Average temperature in Visby in August

Here are the expected maximum, average and minimum temperatures in Visby for August based on the historical data.
Last Year
Historical Data

The temperature in August is +20°C on average, with a range between a maximum of +23°C during the day and a minimum of +10°C at night.

The average maximum temperature goes up 0% by the end of the month, compared with the beginning of the month, from +19°C to +19°C.

Is Visby warm or cold in August?

Visby is typically mild in August.

Maximum temperatures go down compared to the previous month from +21°C to +20°C. The minimum temperature also goes up from +13°C to +13°C.

Pack a light jacket as it will be warm in the day and cool in the evenings.

August is one of the warmest months in Visby, here is the comparison with other months:

Water temperature in Visby in August

Water in Visby in August is Fresh. It varies from +16°C to +21°C, with an average of +19°C. This is almost similar to the air temperature, which averages +20°C.

The water temperature in August is one of the warmest of the entire year:

The warmest water temperatures in Visby are reached in August, when the average sea temperature rises to +19°C. The coldest water temperatures are in March, with an average of +2°C.

Can you swim in Visby in August?

Water temperature (+19°C) in Visby in August might be suited for short swims and acclimatized swimmers might find it refreshing.
🦭
Cold
Below +16°C
🏄‍♂️
Fresh
16°C - 21°C
🏊
Comfortable
21°C - 25°C
👙
Warm
25°C - 28°C
🔥
Very warm
+28°C and up
Think of bringing a full-body or shorty wetsuit (3mm-5mm thickness) to provide insulation and maintain body heat.

Climate in Visby in August

Visby weather looks like this, on average, in August and the surrounding months.
JulyAugustSeptember
Avg. temperature
+21°C+20°C+16°C
Min. temperature
+5°C+4°C-3°C
Max. temperature
+32°C+32°C+28°C
Rainfall
66 mm65 mm54 mm
Wind
3 m/s4 m/s4 m/s
Avg. water temperature
+18°C+19°C+16°C
Humidity
76%78%81%
Air pressure
1011 HPa1012 HPa1012 HPa
Sunny days
1087
Cloudy days
668
Rainy days
151615
Snowy days
000

August weather is still as ok as in July. It’s getting colder in August. From +21°C in the day, the average maximum temperature lowers to +20°C. As August arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 66 mm to 65 mm. Humidity rises from 76% to 78%. Winds are stronger in comparison to July, going up from 3 m/s to 4 m/s on average. The days becoming less sunny, going from 10 sunny days in July to 8 in August.

September brings much the same weather, it remains ok.

Wind

Wind speed in Visby in August based on historical data.
Last Year
Historical Data

The average wind speed is 4 m/s getting up to 9 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Visby is gradually decreasing during August, going from 3 m/s to 2 m/s over the course of the month.

Rain

Amount of rainfall in mm during August in Visby based on historical data.
Last Year
Historical Data
A chance of rain on a typical day in August stands at 61%, leading to total precipitation of around 78 mm. The maximum amount of rainfall per day is around 14 mm, which is considered light rain. August is a pretty wet month with over 19 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
August is one of the rainiest months in Visby, here is a comparison with other months, total mm:
Visby wettest month is July, where a typical day has a 48% chance of precipitation and 66 mm of rainfall per day. February, on the other hand, is the driest month with a mere 14% chance of precipitation and 13 mm of rainfall per day.

How was the weather last August in Visby?

This is the weather in Visby in August 2023:
1 August
🌧️
+19°C
2 August
☁️
+20°C
3 August
☁️
+21°C
4 August
🌧️
+21°C
5 August
☁️
+20°C
6 August
🌧️
+21°C
7 August
☁️
+20°C
8 August
🌧️
+16°C
9 August
☁️
+16°C
10 August
🌧️
+15°C
11 August
☁️
+17°C
12 August
🌫️
+22°C
13 August
☀️
+21°C
14 August
☀️
+22°C
15 August
☀️
+23°C
16 August
🌧️
+21°C
17 August
☀️
+20°C
18 August
☁️
+20°C
19 August
☁️
+21°C
20 August
🌫️
+21°C
21 August
☀️
+21°C
22 August
☀️
+21°C
23 August
☀️
+20°C
24 August
☀️
+20°C
25 August
🌧️
+19°C
26 August
🌫️
+21°C
27 August
☀️
+19°C
28 August
🌧️
+18°C
29 August
☀️
+19°C
30 August
☁️
+17°C
31 August
☁️
+19°C
In August 2023 Visby had 10 sunny days, 10 cloudy days, and 8 rainy days. The average maximum temperature was +20°C, with an absolute maximum of +23°C and a minimum of +15°C. The average humidity was 84%, with a maximum of 100% and a minimum of 63%. The average wind speed was 4 m/s, with a maximum of 15 m/s and a minimum of 0 m/s.
Are you planning a trip in August?

Climate Change over Years

This is how Visby climate have been changing during last 43 years period.

The climate in Visby in August has not changed much over the last 43 years.

The average temperature was the lowest in 1985 (+8°C) and the highest in 2020 (+12°C). The driest year was 1979 with only 322 mm of rainfall, and the wettest year was 2017 with 789 mm.

FAQ

Frequently asked questions about the weather in Visby in August:

Is August a good time to visit Visby?

It’s always a good time to visit Visby, but the weather is changeable in August, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Visby in August?

August has mild temperatures in Visby. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!

Can you swim in Visby in August?

In general, you can swim in Visby in August, if you want to, at an average water temperature of +19°C. But it will feel quite cool, and some precautions are necessary to ensure your comfort and safety.

Is Visby rainy in August?

Visby is often rainy in August. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Visby in August?

Usually, it’s not very sunny in Visby in August, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in Sweden

Check out the weather for other cities in Sweden.

Monthly weather in Visby

Source of the data

For this page, we’ve looked at the typical weather in Visby, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.