Click on a day for an hourly weather forecast
The temperatures in Rjukan in June are quite cold with temperatures between 6°C and 14°C, warm clothes are a must.
You can expect rain for roughly half of the month of June in Rjukan. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Please note that Rjukan can expect a few days of snow in June.
Our weather forecast can give you a great sense of what weather to expect in Rjukan in June 2026.
If you’re planning to visit Rjukan in the near future, we highly recommend that you review the 14 day weather forecast for Rjukan before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -6° / -12° | 3 | 9 | 20 | 89 mm | Awful | Rjukan in January |
| February | -5° / -11° | 3 | 5 | 20 | 81 mm | Awful | Rjukan in February |
| March | -2° / -9° | 5 | 8 | 19 | 75 mm | Awful | Rjukan in March |
| April | 2° / -5° | 6 | 11 | 14 | 55 mm | Awful | Rjukan in April |
| May | 8° / 1° | 7 | 15 | 8 | 96 mm | Awful | Rjukan in May |
| June | 14° / 6° | 8 | 21 | 1 | 121 mm | Ok | Rjukan in June |
| July | 16° / 7° | 10 | 21 | 0 | 134 mm | Ok | Rjukan in July |
| August | 14° / 6° | 9 | 22 | 0 | 120 mm | Ok | Rjukan in August |
| September | 10° / 3° | 7 | 22 | 1 | 105 mm | Bad | Rjukan in September |
| October | 4° / -1° | 7 | 12 | 13 | 125 mm | Awful | Rjukan in October |
| November | -2° / -5° | 5 | 7 | 19 | 124 mm | Awful | Rjukan in November |
| December | -5° / -9° | 5 | 6 | 20 | 108 mm | Awful | Rjukan in December |