Longyearbyen weather in July
In July, Longyearbyen has daytime highs averaging 8.2 °C, nights around 5.2 °C, with 7.5 wet days. Figures are 1991–2020 climate normals.
- 8.2°C Average high
- 5.2°C Average low
- 7.5days Wet days
- 32mm Rainfall
- 24h Daylight
Daily temperatures through July
How July 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.
| Days | Avg high | Avg low | Chance of rain |
|---|---|---|---|
| 1–10 July | 7.2 °C | 4.3 °C | 24 % |
| 11–20 July | 8.4 °C | 5.4 °C | 26 % |
| 21–31 July | 8.8 °C | 5.8 °C | 23 % |
- Average highs rise from 7.2 °C early in July to 8.8 °C by the end of it.
What to expect
| Measure | Typical July | Share of the month |
|---|---|---|
| Days above 25 °C | 0 of 31 | 0 % |
| Days above 30 °C | 0 of 31 | 0 % |
| Days below 0 °C | 0 of 31 | 0 % |
| Days with more than 1 mm rain | 7.5 of 31 | 24 % |
Conditions in July
| Measure | Average |
|---|---|
| Mean temperature | 6.8 °C |
| Record high (1991–2020) | 20 °C |
| Record low (1991–2020) | 0.4 °C |
| Relative humidity | 82 % |
| Wind speed | 12 km/h |
| Cloud cover | 84 % |
Where Longyearbyen ranks in July
| Ranking | Position | Value |
|---|---|---|
| The coolest places in Europe in July | 1stof 50 | 8.2 °C |
| The coolest places in the world in July | 4thof 50 | 8.2 °C |
July compared with the months around it
| Month | Avg high | Rainfall | Cloud |
|---|---|---|---|
| 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 % |
| September | 2.4 °C | 46 mm | 87 % |
See all twelve months for Longyearbyen
- July is the warmest month in Longyearbyen.
- It is the 4th driest month of the year.
- It ranks 7th for least cloud cover.
- The sun does not set in Longyearbyen in July — this is the midnight sun.
- It rains on 7.5 of 31 days — 24 % of the month.
- Nights are about 2.9 °C cooler than the middle of the day.
- The hottest July day on record since 1991 reached 20 °C, 12 °C above the usual daytime high.
QuestionsJuly in Longyearbyen, answered
How warm is Longyearbyen in July?
Daily highs average 8.2 °C and nights fall to about 5.2 °C, a spread of 2.9 °C between afternoon and dawn. That makes July the 1st warmest month of the year here.
Does it rain much in Longyearbyen in July?
July averages 32 mm of rain, spread over about 7 of the 31 days — 24 % of the month. Cloud cover averages 84 % of the sky.
How long are the days in July?
Longyearbyen averages 24 hours between sunrise and sunset in July. 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
- ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
- Open-Meteo — Open-Meteo.com. CC BY 4.0
- NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
- GeoNames — GeoNames.org. CC BY 4.0
- 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.