Click on a day for an hourly weather forecast
The temperatures in Opolskie in May are quite cold with temperatures between 9°C and 19°C, warm clothes are a must.
You can expect rain for roughly half of the month of May in Opolskie. 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 Opolskie in May 2026.
If you’re planning to visit Opolskie in the near future, we highly recommend that you review the 14 day weather forecast for Opolskie before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 1° / -3° | 7 | 8 | 17 | 63 mm | Awful | Opolskie in January |
| February | 3° / -2° | 6 | 11 | 12 | 52 mm | Awful | Opolskie in February |
| March | 9° / 1° | 6 | 19 | 6 | 59 mm | Bad | Opolskie in March |
| April | 15° / 5° | 5 | 23 | 2 | 55 mm | Ok | Opolskie in April |
| May | 19° / 9° | 8 | 23 | 0 | 103 mm | Ok | Opolskie in May |
| June | 23° / 13° | 7 | 23 | 0 | 119 mm | Good | Opolskie in June |
| July | 25° / 15° | 6 | 25 | 0 | 115 mm | Perfect | Opolskie in July |
| August | 26° / 16° | 4 | 27 | 0 | 83 mm | Perfect | Opolskie in August |
| September | 20° / 12° | 6 | 24 | 0 | 84 mm | Good | Opolskie in September |
| October | 14° / 7° | 5 | 25 | 1 | 73 mm | Good | Opolskie in October |
| November | 9° / 4° | 5 | 22 | 4 | 53 mm | Bad | Opolskie in November |
| December | 3° / -1° | 7 | 15 | 10 | 57 mm | Awful | Opolskie in December |