Longyearbyen climate guide

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Temperature
Rainfall
Sunshine & daylight
UV levels & humidity

Temperature in Longyearbyen (°C)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Max temperature (daytime)	-13	-13	-13	-9	-3	3	7	6	1	-4	-8	-11
Min temperature (night-time)	-20	-21	-20	-16	-7	-1	3	2	-3	-9	-14	-18
Sea temperature	-2	-2	-2	-2	-2	-2	-1	-1	-1	-1	-1	-2

Sunshine & Daylight in Longyearbyen

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daily hours of sunshine	0	0	3	8	9	7	7	5	3	1	0	0
Daily hours of daylight	0	2	12	21	24	24	24	23	14	5	0	0

Rainfall in Longyearbyen

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Number of days with some rain	13	13	14	11	9	8	11	13	12	13	13	12
Average monthly rainfall (mm)	22	28	29	16	13	18	24	30	25	19	22	25

More climate for Longyearbyen

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV Index (Maximum)	0	0	0	1	2	2	2	1	1	0	0	0
Heat & Humidity	0	0	0	0	0	0	0	0	0	0	0	0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

What's the climate like in Longyearbyen?

Longyearbyen has a very cold climate and too cold for trees to grow based on the Köppen climate classification (Low rainfall + Warmest month average temperature below 10°C).

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The climate guide for Longyearbyen, Svalbard shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.