Town in Svalbard, Svalbard and Jan Mayen
Longyearbyen weather by month and the best time to visit
When to go to Longyearbyen
Feb–Mar has returning sun and snowmobile season; Jun–Aug has midnight sun (19 Apr–23 Aug). The polar night (late Oct–mid Feb) suits aurora and cozy stays.
Longyearbyen weather by month
Average daily high, rainfall and conditions.
- Jan-8°61 mm
- Feb-8°52 mm
- Mar-10°54 mm
- Apr-6°42 mm
- May0°46 mm
- Jun3°39 mm
- Jul7°59 mm
- Aug6°61 mm
- Sep2°73 mm
- Oct-3°67 mm
- Nov-5°64 mm
- Dec-7°66 mm
Monthly averages
| Month | High | Low | Rain | Humidity | Conditions |
|---|---|---|---|---|---|
| January | -8°C17°F | -13°C9°F | 61 mm | 97% | Freezing |
| February | -8°C17°F | -14°C8°F | 52 mm | 97% | Freezing |
| March | -10°C14°F | -15°C4°F | 54 mm | 96% | Freezing |
| April | -6°C22°F | -11°C12°F | 42 mm | 92% | Freezing |
| May | 0°C31°F | -4°C25°F | 46 mm | 89% | Freezing |
| June | 3°C38°F | 2°C35°F | 39 mm | 89% | Cold |
| July | 7°C45°F | 4°C40°F | 59 mm | 89% | Cold |
| August | 6°C43°F | 3°C38°F | 61 mm | 90% | Cold |
| September | 2°C36°F | 0°C31°F | 73 mm | 93% | Freezing |
| October | -3°C27°F | -6°C21°F | 67 mm | 94% | Freezing |
| November | -5°C23°F | -10°C15°F | 64 mm | 95% | Freezing |
| December | -7°C20°F | -11°C11°F | 66 mm | 96% | Freezing |
Quick answers
What is the best month to visit Longyearbyen?
Feb–Mar, Jun–Aug. Feb–Mar has returning sun and snowmobile season; Jun–Aug has midnight sun (19 Apr–23 Aug). The polar night (late Oct–mid Feb) suits aurora and cozy stays.
When is the rainy season in Longyearbyen?
Rain peaks in September with about 73 mm. No month averages 150 mm or more.
What is the hottest month in Longyearbyen?
July, with average highs of 7°C (45°F).
How cold does Longyearbyen get?
The coolest nights are in March, averaging -15°C (4°F).
More about Longyearbyen
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Sources
- NASA POWER climatology (2001–2020)
- Visit Svalbard
- Governor of Svalbard (Sysselmesteren)
- Avinor Svalbard Airport
Climate averages are modelled from NASA POWER (MERRA-2) for 2001–2020 at about 50 km resolution, so coasts and valleys can differ a little. Temperatures are adjusted by 1.7°C for the city's elevation. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.