Click on a day for an hourly weather forecast
The temperatures in Arlon in May are quite cold with temperatures between 7°C and 17°C, warm clothes are a must.
You can expect rain for roughly half of the month of May in Arlon. 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.
Our weather forecast can give you a great sense of what weather to expect in Arlon in May 2026.
If you’re planning to visit Arlon in the near future, we highly recommend that you review the 14 day weather forecast for Arlon before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 3° / -1° | 9 | 13 | 9 | 119 mm | Awful | Arlon in January |
| February | 5° / 0° | 8 | 11 | 9 | 98 mm | Awful | Arlon in February |
| March | 10° / 2° | 8 | 20 | 3 | 78 mm | Awful | Arlon in March |
| April | 14° / 4° | 6 | 23 | 1 | 62 mm | Good | Arlon in April |
| May | 17° / 7° | 8 | 23 | 0 | 114 mm | Ok | Arlon in May |
| June | 20° / 10° | 8 | 22 | 0 | 124 mm | Ok | Arlon in June |
| July | 22° / 12° | 6 | 25 | 0 | 112 mm | Good | Arlon in July |
| August | 22° / 12° | 6 | 25 | 0 | 101 mm | Good | Arlon in August |
| September | 19° / 9° | 5 | 25 | 0 | 83 mm | Good | Arlon in September |
| October | 14° / 6° | 7 | 24 | 0 | 89 mm | Ok | Arlon in October |
| November | 8° / 3° | 9 | 18 | 2 | 106 mm | Awful | Arlon in November |
| December | 5° / 1° | 11 | 13 | 8 | 141 mm | Awful | Arlon in December |