Longyearbyen weather in June

In June, Longyearbyen has daytime highs averaging 3.3 °C, nights around 1.5 °C, with 5.3 wet days. Figures are 1991–2020 climate normals.

  1. Jan -13°
  2. Feb -14°
  3. Mar -14°
  4. Apr -10°
  5. May -3°
  6. Jun
  7. Jul
  8. Aug
  9. Sep
  10. Oct -6°
  11. Nov -9°
  12. Dec -12°

Daily temperatures through June

-3°18152229
Daily highDaily low Day of month on the horizontal axis. Highs peak at 5.8 °C and lows bottom out at -0.6 °C.

How June develops

Averages for the first, middle and last part of the month, from daily 1991–2020 normals. Chance of rain is the share of years in which that calendar day recorded more than 1 mm.

DaysAvg highAvg lowChance of rain
1–10 June1.8 °C0.1 °C17 %
11–20 June3.0 °C1.4 °C17 %
21–30 June5.1 °C3.0 °C20 %
0%50%100%151015202530
Chance of a wet day (over 1 mm) by date in June. Wettest date over the 30 years: June 16, at 37 %. Single dates are noisy — read the shape, not the spikes.

What to expect

Measure Typical June Share of the month
Days above 25 °C 0 of 30 0 %
Days above 30 °C 0 of 30 0 %
Days below 0 °C 4.8 of 30 16 %
Days with more than 1 mm rain 5.3 of 30 18 %

Conditions in June

MeasureAverage
Mean temperature 2.5 °C
Record high (1991–2020) 12 °C
Record low (1991–2020) -5.7 °C
Relative humidity 85 %
Wind speed 10 km/h
Cloud cover 80 %

Where Longyearbyen ranks in June

RankingPositionValue
The coolest places in Europe in June1stof 503.3 °C
The coolest places in the world in June2ndof 503.3 °C
The driest places in Europe in June26thof 5018 mm

June compared with the months around it

Month Avg high Rainfall Cloud
April -8.1 °C 24 mm 77 %
May -1.6 °C 22 mm 79 %
June 3.3 °C 18 mm 80 %
July 8.2 °C 32 mm 84 %
August 6.8 °C 40 mm 84 %

See all twelve months for Longyearbyen

QuestionsJune in Longyearbyen, answered

How warm is Longyearbyen in June?

Daily highs average 3.3 °C and nights fall to about 1.5 °C, a spread of 1.8 °C between afternoon and dawn. That makes June the 3rd warmest month of the year here.

Does it rain much in Longyearbyen in June?

June averages 18 mm of rain, spread over about 5 of the 30 days — 18 % of the month. Cloud cover averages 80 % of the sky.

How long are the days in June?

Longyearbyen averages 24 hours between sunrise and sunset in June. Day length is computed from latitude and date, so it is exact rather than modelled — but it says nothing about how much of that time is sunny.

Data sources and method

Normal period
1991–2020
Dataset version
era5-1991-2020-scores1.1
Last processed

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: daylight hours, beach and comfort scores, monthly rankings, threshold day counts, chance of a wet day by date, ten-day averages within the month. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.