Tromsø weather in August
August is one of the best months to visit Tromsø: highs of 14°C (58°F) and about 113 mm (4.4 in) of rain on average. Nights average 8°C (46°F) and cloud cover 79% (NASA POWER, 2001–2025 averages). It is the 6th wettest month of the year and the 2nd warmest. Compared with July, it is cooler and about as wet; September brings highs of 10°C (49°F) and 137 mm (5.4 in) of rain.
Is August a good time to visit Tromsø?
best month Weather score 48/100.
Yes. August is one of the best months for weather in Tromsø.
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Does it rain a lot in Tromsø in August?
Some rain is normal: about 113 mm (4.4 in) falls in an average August. It is the 6th wettest month of the year.
How warm is Tromsø in August?
Days average 14°C (58°F) and nights 8°C (46°F).
Tromsø weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | -5°C (22°F) | -11°C (13°F) | 106 mm | 83% | least pleasant |
| February | -5°C (23°F) | -10°C (13°F) | 109 mm | 83% | least pleasant |
| March | -2°C (28°F) | -8°C (17°F) | 120 mm | 85% | least pleasant |
| April | 1°C (34°F) | -4°C (25°F) | 89 mm | 81% | least pleasant |
| May | 7°C (45°F) | 1°C (34°F) | 95 mm | 80% | least pleasant |
| June | 12°C (53°F) | 6°C (42°F) | 106 mm | 81% | fair |
| July | 16°C (61°F) | 9°C (48°F) | 112 mm | 79% | best |
| August | 14°C (58°F) | 8°C (46°F) | 113 mm | 79% | best |
| September | 10°C (49°F) | 4°C (40°F) | 137 mm | 82% | least pleasant |
| October | 3°C (37°F) | -1°C (30°F) | 122 mm | 83% | least pleasant |
| November | -1°C (30°F) | -5°C (22°F) | 114 mm | 84% | least pleasant |
| December | -3°C (26°F) | -8°C (17°F) | 124 mm | 85% | least pleasant |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months
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