Click on a day for an hourly weather forecast
The weather in Oslo in December is very cold with temperatures between -5°C and -1°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Oslo during the month of December. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Oslo is going to experience quite a number of days of snow during December. It’s the perfect time to build snowmen, drink hot cocoa, and have a snowball fight. Just remember to wear a warm scarf and a pair of mittens!
Our weather forecast can give you a great sense of what weather to expect in Oslo in December 2024.
If you’re planning to visit Oslo in the near future, we highly recommend that you review the 14 day weather forecast for Oslo before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -2° / -7° | 3 | 13 | 15 | 51 mm | Awful | Oslo in January |
| February | -1° / -8° | 4 | 11 | 14 | 45 mm | Awful | Oslo in February |
| March | 3° / -5° | 6 | 16 | 10 | 46 mm | Awful | Oslo in March |
| April | 10° / 2° | 4 | 23 | 3 | 39 mm | Bad | Oslo in April |
| May | 15° / 5° | 7 | 23 | 1 | 85 mm | Ok | Oslo in May |
| June | 19° / 9° | 7 | 23 | 0 | 89 mm | Ok | Oslo in June |
| July | 21° / 11° | 7 | 24 | 0 | 99 mm | Ok | Oslo in July |
| August | 20° / 11° | 7 | 24 | 0 | 94 mm | Ok | Oslo in August |
| September | 16° / 8° | 5 | 25 | 0 | 69 mm | Good | Oslo in September |
| October | 10° / 4° | 7 | 23 | 1 | 68 mm | Bad | Oslo in October |
| November | 4° / 0° | 6 | 18 | 6 | 67 mm | Awful | Oslo in November |
| December | -1° / -5° | 6 | 14 | 11 | 58 mm | Awful | Oslo in December |