Average annual temperature is 8.5 °C
Absolute maximum temperature: 21.1 °C
Absolute minimum temperature: -9.4 °C
Number of sunny days: 159 days
Number of rainy days: 196 days
Number of snow days: 10 days
Look at detailed online map of Tärnö
* Weather data for Tärnö Sweden is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 9.3 | 7.5 | 8.4 | 11.5 | 17.7 | 21.1 | 19.1 | 19.0 | 18.9 | 16.8 | 9.6 | 8.0 |
| Average daytime temperature (°C) | 4.9 | 4.3 | 4.5 | 7.1 | 11.5 | 16.9 | 16.9 | 17.0 | 17.1 | 11.0 | 5.7 | 3.9 |
| Average temperature (°C) | 3.7 | 2.6 | 2.5 | 5.0 | 9.6 | 14.9 | 15.5 | 15.7 | 15.8 | 9.5 | 4.3 | 2.4 |
| Average night temperature (°C) | 2.6 | 0.5 | 0.3 | 2.8 | 7.5 | 12.7 | 14.1 | 14.3 | 14.3 | 7.8 | 2.7 | 0.9 |
| Absolute minimum temperature (°C) | -1.9 | -4.5 | -9.4 | -2.3 | 2.4 | 7.9 | 12.2 | 12.3 | 11.6 | 4.3 | -6.2 | -7.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 8.0 | 10.0 | 13.0 | 15.0 | 17.0 | 17.0 | 17.0 | 16.0 | 13.0 | 11.0 | 9.0 | 7.0 |
| Daylight mean duration (h) | 7.7 | 9.6 | 11.9 | 14.2 | 16.4 | 17.5 | 17.0 | 15.1 | 12.8 | 10.4 | 8.3 | 7.0 |
| Daylight minimum duration (h) | 7.0 | 8.0 | 10.0 | 13.0 | 15.0 | 17.0 | 16.0 | 13.0 | 11.0 | 9.0 | 7.0 | 6.0 |
| Sunshine mean duration (h) | 2.6 | 4.5 | 6.0 | 10.2 | 13.8 | 14.1 | 13.1 | 8.9 | 9.3 | 4.8 | 3.2 | 1.6 |
| Precipitation (mm) | 116 | 42 | 68 | 18 | 6 | 69 | 58 | 134 | 35 | 111 | 74 | 68 |
| Sunny days | 7 | 15 | 9 | 21 | 26 | 20 | 5 | 10 | 21 | 11 | 7 | 7 |
| Rainy days | 24 | 12 | 18 | 9 | 5 | 10 | 26 | 21 | 9 | 20 | 21 | 21 |
| Snow days | 0 | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 3 |
The best time to visit Tärnö during the most sunny months:
Months with the longest average daylight duration in Tärnö:
The largest precipitation sum in Tärnö is at