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When is the best time to visit Longyearbyen?
In general the best time to visit Longyearbyen is probably July, when the weather is usually great. The hottest months are June, July, August, while the coldest months are January, February, March.
But ultimately the best time to visit depends on what you want to do:
- In general, it’s pleasant to walk and do outdoor activities during .
- If you want to avoid wet weather, then your choice is August, September, October with the lowest chance of rain.
Average weather in Longyearbyen in different months
This is the average weather in Longyearbyen for each month based on historic data:
In January, February, March, April, May, June, July, August, September, October, November, December the weather is OK. Expect around 105 snowy days, and the precipitation amounts to approximately 37 mm in December.
Climate in Longyearbyen
Here is the detailed breakdown of the climate in Longyearbyen for each month:
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum Temperature | |||||||||||
| +5°C | +4°C | +4°C | +6°C | +9°C | +12°C | +18°C | +15°C | +14°C | +8°C | +7°C | +5°C |
| Average Maximum Temperature | |||||||||||
| -11°C | -11°C | -11°C | -8°C | -1°C | +4°C | +9°C | +7°C | +3°C | -4°C | -7°C | -10°C |
| Minimum Temperature | |||||||||||
| -35°C | -40°C | -40°C | -32°C | -18°C | -6°C | 0°C | -5°C | -13°C | -23°C | -31°C | -35°C |
| Avg. water temperature | |||||||||||
| - | - | - | - | - | - | - | - | - | - | - | - |
| Humidity, % | |||||||||||
| 80 | 80 | 80 | 80 | 80 | 84 | 82 | 84 | 87 | 85 | 82 | 80 |
| Rain, mm | |||||||||||
| 4 | 2 | 2 | 1 | 4 | 13 | 30 | 38 | 33 | 12 | 6 | 3 |
| Snow, mm | |||||||||||
| 36 | 30 | 34 | 24 | 16 | 6 | 0 | 2 | 12 | 26 | 35 | 37 |
| Average wind speed, m/s | |||||||||||
| 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Sunny Days | |||||||||||
| 1 | 0 | 1 | 1 | 2 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
| Cloud Days | |||||||||||
| 17 | 16 | 18 | 18 | 20 | 19 | 17 | 17 | 15 | 17 | 16 | 17 |
| Rainy Days | |||||||||||
| 0 | 0 | 0 | 0 | 1 | 6 | 13 | 13 | 8 | 2 | 0 | 0 |
| Snowy Days | |||||||||||
| 13 | 11 | 12 | 11 | 9 | 4 | 0 | 1 | 7 | 11 | 13 | 13 |
Average Temperature
Here are the average maximum and minimum temperatures in Longyearbyen during the whole year:
The hottest month in Longyearbyen is July with average maximum temperature going up to +9°C. The coldest month is January with the lowest temperatures of -16°C.
Humidity
The temperature feels different depending on humidity. Here is how humidity in Longyearbyen looks throughout the year, in %:
The most humid month in Longyearbyen is September with average humidity going up to 87%. The least humid month is January with an average humidity of 80%.
Rain
Amount of rainfall in mm. in Longyearbyen during the whole year based on historical data:
The sunniest and driest month is May with approximately 2 sunny days and a total precipitation of around 4 mm. The rainiest and wettest month is August with approximately 13 rainy days and 38 mm of total precipitation.
Snow
Amount of snow in mm. in Longyearbyen during the whole year based on historical data:
The snowiest month is December with approximately 13 snowy days.
FAQ
Frequently asked questions about the weather in Longyearbyen:
What is the hottest month in Longyearbyen?
The hottest month in Longyearbyen is July with average maximum temperature of +9°C.
What is the coldest month in Longyearbyen?
The coldest month in Longyearbyen is January with minimum temperatures of -16°C.
Is Longyearbyen worth visiting in winter?
Winter in Longyearbyen could be a good time to visit, as the weather is generally ok.
When does it rain the least in Longyearbyen?
if you're looking to visit Longyearbyen when it rains the least, you should plan your trip for August, September, July. During this time, rainfall is rare with the driest month being April with only 1 mm of rain.
Monthly weather in Longyearbyen
Source of the data
For this page, we’ve looked at the typical weather in Longyearbyen, 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.