Overall on the next 14 days there will be 1 days with snow in Lillestrom and a total of 0.6 cm of snow.
It will be snowy on the following days:
Overall on the next 14 days there will be 1 days with snow in Lillestrom and a total of 0.6 cm of snow.
It will be snowy on the following days:
The weather in Lillestrom 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 Lillestrom 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.
Lillestrom 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 Lillestrom in December 2025.
If you’re planning to visit Lillestrom in the near future, we highly recommend that you review the 14 day weather forecast for Lillestrom before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -2° / -7° | 3 | 13 | 15 | 51 mm | Awful | Lillestrom in January |
| February | -1° / -8° | 4 | 11 | 14 | 45 mm | Awful | Lillestrom in February |
| March | 3° / -5° | 6 | 16 | 10 | 46 mm | Awful | Lillestrom in March |
| April | 10° / 2° | 4 | 23 | 3 | 39 mm | Bad | Lillestrom in April |
| May | 15° / 5° | 7 | 23 | 1 | 85 mm | Ok | Lillestrom in May |
| June | 19° / 9° | 7 | 23 | 0 | 89 mm | Ok | Lillestrom in June |
| July | 21° / 11° | 7 | 24 | 0 | 99 mm | Ok | Lillestrom in July |
| August | 20° / 11° | 7 | 24 | 0 | 94 mm | Ok | Lillestrom in August |
| September | 16° / 8° | 5 | 25 | 0 | 69 mm | Good | Lillestrom in September |
| October | 10° / 4° | 7 | 23 | 1 | 68 mm | Bad | Lillestrom in October |
| November | 4° / 0° | 6 | 18 | 6 | 67 mm | Awful | Lillestrom in November |
| December | -1° / -5° | 6 | 14 | 11 | 58 mm | Awful | Lillestrom in December |