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The temperatures in Mayen in May are quite cold with temperatures between 7°C and 16°C, warm clothes are a must.
You can expect rain for roughly half of the month of May in Mayen. 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 Mayen can expect a few days of snow in May.
Our weather forecast can give you a great sense of what weather to expect in Mayen in May 2026.
If you’re planning to visit Mayen in the near future, we highly recommend that you review the 14 day weather forecast for Mayen before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 2° / -2° | 8 | 7 | 17 | 73 mm | Awful | Mayen in January |
| February | 4° / -1° | 6 | 8 | 15 | 63 mm | Awful | Mayen in February |
| March | 8° / 1° | 7 | 15 | 9 | 60 mm | Awful | Mayen in March |
| April | 13° / 4° | 6 | 20 | 4 | 60 mm | Bad | Mayen in April |
| May | 16° / 7° | 8 | 22 | 1 | 111 mm | Ok | Mayen in May |
| June | 20° / 11° | 7 | 23 | 0 | 102 mm | Ok | Mayen in June |
| July | 22° / 12° | 6 | 25 | 0 | 110 mm | Good | Mayen in July |
| August | 21° / 13° | 5 | 26 | 0 | 91 mm | Good | Mayen in August |
| September | 18° / 10° | 4 | 26 | 0 | 61 mm | Good | Mayen in September |
| October | 12° / 6° | 6 | 24 | 1 | 63 mm | Ok | Mayen in October |
| November | 7° / 3° | 6 | 18 | 6 | 59 mm | Bad | Mayen in November |
| December | 4° / 0° | 8 | 10 | 13 | 80 mm | Awful | Mayen in December |