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Norway weather in August 2025
Expect 20°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Norway in August. Check more long-term weather averages for Norway in August before you book your next holiday to Norway in 2025/2026.
- 20°C max day temperature
20 - 7 hours of sunshine per day
- 16 days with some rainfall
16 - 10°C min night temperature
10 - 16 hours of daylight per day
16 - No heat & humidity
0 - 91 mm of monthly rainfall
91 - 4 (Moderate) UV index
4 - 18°C sea temperature
18
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Recommended for Norway
The August weather guide for Norway (Oslo) shows long term 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.
Top Norway destinations
Below are average maximum temperatures at popular countries, regions and places in Norway in August. Select a holiday destination to see more weather parameters.
All Norway destinations
- Alesund
- Alta
- Bergen
- Bodo
- Flam
- Fredrikstad
- Geiranger
- Hammerfest
- Haugesund
- Kristiansand
- Leknes
- Lillehammer
- Narvik
- Oslo
- Stavanger
- Svolvaer
- Tonsberg
- Tromso
- Trondheim
- Vadso
Metric (°C / mm) | Imperial (°F / inches)
More about Norway
How hot is it in Norway in August?
Daytime temperatures usually reach 20°C in Oslo, Norway in August, falling to 10°C at night.
How sunny is it in Norway in August?
There are normally 7 hours of bright sunshine each day in Oslo, Norway in August - that's 43% of daylight hours.
How warm is the sea around Norway in August?
The average sea temperature around Oslo, Norway in August is 18°C.
Does it rain in Norway in August?
There are usually 16 days with some rain in Oslo, Norway in August and the average monthly rainfall is 91mm.
Norway August sunrise & sunset times
Browse the sunrise and sunset times for Norway in August 2025. Select a month to view Norway sunrise and sunset times for the next 12 months. The Norway sunrise and sunset times shown below are for Oslo.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Friday, 1st August 2025 | 03:59 | 20:46 |
| Saturday, 16th August 2025 | 04:34 | 20:06 |
| Sunday, 31st August 2025 | 05:10 | 19:23 |
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