Oslo, Norway climate
Average temperatures, precipitation and all-time records for Oslo, Norway, with every day graded against ~46 years of local climate history (1980–2026). Its warmest month is July, averaging a high of 21°C, and its coldest is February, with an average low of -8°C.
Oslo is the capital and most populous city of Norway. It constitutes both a county and a municipality. via Wikipedia
How today compares
Latest recorded day: 2026-07-24. Each reading placed on Oslo, Norway's own ±7-day seasonal distribution.
Oslo average temperatures by month
Typical daily high and low, and average precipitation, for each month in Oslo, Norway, based on 1980–2026 records. The wettest month is January (3 mm on an average day).
| Month | Avg high | Avg low | Avg precip |
|---|---|---|---|
| January | -2°C | -7°C | 3 mm |
| February | -1°C | -8°C | 3 mm |
| March | 3°C | -4°C | 3 mm |
| April | 9°C | 0°C | 3 mm |
| May | 15°C | 5°C | 3 mm |
| June | 18°C | 9°C | 3 mm |
| July | 21°C | 12°C | 3 mm |
| August | 20°C | 11°C | 3 mm |
| September | 15°C | 8°C | 3 mm |
| October | 9°C | 3°C | 3 mm |
| November | 3°C | -1°C | 3 mm |
| December | -1°C | -6°C | 3 mm |
Each bar spans the 10th-percentile daily low to the 90th-percentile daily high (the range most days fall within), coloured cold → hot on a shared -23°C to 46°C scale, so the whole year's rhythm reads at a glance.
Thinking of visiting Oslo?
Trips live and die by the weather. See how Oslo's comfort stacks up against where you live. Oslo is pre-loaded, just add your city.
Record extremes
- Hottest day on record: 32°C on 2018-07-27
- Coldest day on record: -29°C on 1982-01-08
Percentiles compare each day to Oslo, Norway's own history, so grades are relative to this location: a “Near Record” day here isn't the same temperature as elsewhere. How the grades work →