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The weather in Winchester in May is hot. The average temperatures are between 19°C and 30°C. Usually the days in May are hot while the nights are a bit cooler.
You can expect a few rainy days in Winchester during May, but usually the weather is comfortable in May.
Our weather forecast can give you a great sense of what weather to expect in Winchester in May 2025.
If you’re planning to visit Winchester in the near future, we highly recommend that you review the 14 day weather forecast for Winchester before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 12° / 4° | 2 | 29 | 0 | 25 mm | Ok | Winchester in January |
| February | 14° / 6° | 1 | 27 | 0 | 26 mm | Good | Winchester in February |
| March | 19° / 11° | 1 | 30 | 0 | 16 mm | Good | Winchester in March |
| April | 24° / 15° | 1 | 29 | 0 | 7 mm | Perfect | Winchester in April |
| May | 30° / 19° | 1 | 30 | 0 | 8 mm | Good | Winchester in May |
| June | 37° / 25° | 0 | 30 | 0 | 2 mm | Ok | Winchester in June |
| July | 39° / 28° | 1 | 30 | 0 | 17 mm | Bad | Winchester in July |
| August | 38° / 28° | 0 | 31 | 0 | 16 mm | Bad | Winchester in August |
| September | 34° / 24° | 0 | 30 | 0 | 6 mm | Ok | Winchester in September |
| October | 25° / 16° | 1 | 30 | 0 | 11 mm | Perfect | Winchester in October |
| November | 17° / 9° | 0 | 30 | 0 | 11 mm | Good | Winchester in November |
| December | 11° / 4° | 1 | 30 | 0 | 26 mm | Ok | Winchester in December |