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The weather in Koppang in May is very cold with temperatures between 3°C and 12°C, warm clothes are a must.
You can expect rain for roughly half of the month of May in Koppang. 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 Koppang can expect a few days of snow in May.
Our weather forecast can give you a great sense of what weather to expect in Koppang in May 2026.
If you’re planning to visit Koppang in the near future, we highly recommend that you review the 14 day weather forecast for Koppang before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -6° / -11° | 13 | 12 | 6 | 60 mm | Awful | Koppang in January |
| February | -4° / -10° | 11 | 13 | 5 | 48 mm | Awful | Koppang in February |
| March | 1° / -7° | 8 | 17 | 5 | 45 mm | Awful | Koppang in March |
| April | 6° / -2° | 7 | 19 | 3 | 60 mm | Awful | Koppang in April |
| May | 12° / 3° | 11 | 19 | 1 | 97 mm | Bad | Koppang in May |
| June | 18° / 7° | 10 | 20 | 0 | 101 mm | Ok | Koppang in June |
| July | 19° / 10° | 13 | 18 | 0 | 130 mm | Ok | Koppang in July |
| August | 17° / 8° | 13 | 19 | 0 | 129 mm | Ok | Koppang in August |
| September | 13° / 5° | 8 | 22 | 0 | 96 mm | Bad | Koppang in September |
| October | 6° / -1° | 9 | 19 | 3 | 89 mm | Awful | Koppang in October |
| November | 0° / -5° | 12 | 12 | 6 | 85 mm | Awful | Koppang in November |
| December | -5° / -10° | 14 | 11 | 7 | 66 mm | Awful | Koppang in December |