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SwedenThe climate of Tjörn
The current climate in Tjörn features temperatures ranging from a high of 21°C to a low of 4°C throughout the year. The average yearly temperature is around 12°C. At night, temperatures in the colder months average around 1°C and in the warmer months around 15°C.
Average temperatures and precipitation
This chart shows the average monthly maximum and minimum temperatures (in degrees Celsius) and average monthly rainfall (in millimeters) for Tjörn, Sweden.
Temperature records
The highest temperature recorded in Tjörn in recent years was 31°C in July 2018. The lowest daytime temperature recorded was -8°C in November 2023.
Precipitation and snowfall
On average, Tjörn gets 668 mm of precipitation each year. Of this, about 42 cm is snowfall. For comparison, New York gets 1142 mm of precipitation each year.
Curious about the weather in other parts of Sweden? Check out the climate and weather for spots like Stockholm, Småland, Malmö, or explore other destinations in Sweden.
Best time to visit Tjörn?
The best time to visit Tjörn for mild to warm weather is May up to September. You might get some rain, but the temperatures are just right to explore Tjörn.
Climate Table of Tjörn
The climate table of Tjörn shows the average temperatures, rainfall, snow, and UV index per month. The table provides an overview of the average day and night temperatures in degrees Celsius, the total amount of rainfall in millimeters, the total snowfall in centimeters, and the UV index for each month. Rainfall is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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| Temp. max (°C) | 4 | 4 | 6 | 10 | 15 | 19 | 21 | 20 | 17 | 12 | 8 | 5 |
| Temp. min (°C) | 1 | 1 | 2 | 5 | 9 | 14 | 15 | 16 | 13 | 9 | 5 | 2 |
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| Precipitation (mm) | 57 | 54 | 40 | 31 | 44 | 49 | 62 | 72 | 65 | 76 | 54 | 64 |
| Snow (cm) | 14 | 9,6 | 8,9 | 0,2 | 0 | 0 | 0 | 0 | 0 | 0,1 | 2,6 | 6,8 |
| UV Index | 1 | 2 | 3 | 5 | 6 | 5 | 5 | 5 | 4 | 2 | 1 | 0 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
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Temperature charts
These charts display the average temperatures in Tjörn, Sweden. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Average Temperature per Month in Tjörn
Yearly Temperature in Tjörn
Precipitation charts
These charts show the average amount of precipitation in Tjörn, Sweden. Precipitation is always measured as water, even when it falls as snow or hail. The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Average Precipitation per Month in Tjörn
Total Yearly Precipitation in Tjörn
Average Snowfall per Month in Tjörn
Total Yearly Snowfall in Tjörn
UV index chart
This chart shows the average UV index per month in Tjörn, Sweden. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Average UV Index per Month in Tjörn
Weather experiences in Tjörn
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Average weather in Tjörn by month
Click on a month below to see detailed weather info for Tjörn. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.