Click on a day for an hourly weather forecast
The temperatures in Winchester in May are quite cold with temperatures between 7°C and 16°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Winchester during the month of May. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
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 | 7° / 2° | 9 | 19 | 3 | 111 mm | Awful | Winchester in January |
| February | 8° / 3° | 9 | 16 | 4 | 99 mm | Awful | Winchester in February |
| March | 10° / 4° | 6 | 23 | 1 | 78 mm | Ok | Winchester in March |
| April | 13° / 5° | 5 | 25 | 0 | 62 mm | Ok | Winchester in April |
| May | 16° / 7° | 6 | 25 | 0 | 82 mm | Good | Winchester in May |
| June | 19° / 10° | 6 | 24 | 0 | 96 mm | Good | Winchester in June |
| July | 21° / 13° | 6 | 25 | 0 | 92 mm | Good | Winchester in July |
| August | 21° / 13° | 6 | 25 | 0 | 88 mm | Good | Winchester in August |
| September | 19° / 11° | 5 | 25 | 0 | 67 mm | Good | Winchester in September |
| October | 15° / 9° | 8 | 23 | 0 | 122 mm | Ok | Winchester in October |
| November | 11° / 6° | 8 | 22 | 1 | 117 mm | Bad | Winchester in November |
| December | 8° / 4° | 9 | 20 | 2 | 123 mm | Awful | Winchester in December |