| WXSIM Forecast for:
Winchester Issued by: winchesterweather.org.uk |
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| Updated: Tuesday, 04-Aug-2026 10:00 am | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| This afternoon |
Partly cloudy. Breezy and warm. High 26°. UV index up to 5. Wind southwest around 15 mph, gusting to 24 mph. |
| Tonight |
Mostly clear in the evening, becoming mostly cloudy after midnight. A slight chance of rain after midnight. Low 16°. Wind southwest around 11 mph, gusting to 22 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Wednesday |
Partly to mostly cloudy in the morning, becoming sunny in the afternoon. A slight chance of rain. Breezy. High 22°. UV index up to 6. Wind west around 15 mph, gusting to 25 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Wednesday night |
Clear. Cool. Low 10°. Wind west around 11 mph, gusting to 23 mph, in the evening, becoming 6 mph after midnight. |
| Thursday |
Sunny. High 23°. UV index up to 5. Wind west around 9 mph, gusting to 19 mph. |
| Thursday night |
Partly cloudy in the evening, becoming fair to partly cloudy after midnight. Low 10°. Wind west-northwest around 9 mph, gusting to 19 mph, in the evening, becoming north-northwest around 4 mph after midnight. |
| Friday |
Sunny in the morning, becoming partly cloudy in the afternoon. High 24°. UV index up to 5. Wind north-northwest around 5 mph in the morning, becoming west-northwest in the afternoon. |
| Friday night |
Fair to partly cloudy in the evening, becoming mostly clear after midnight. Cool. Low 10°. Wind west-southwest around 7 mph in the evening, becoming northwest around 4 mph after midnight. |
| Saturday |
Partly to mostly sunny in the morning, becoming sunny in the afternoon. Warm. High 26°. UV index up to 6. Wind west-southwest around 2 mph in the morning, becoming 8 mph, gusting to 17 mph, in the afternoon. |
| Saturday night |
Fair in the evening, becoming fair to partly cloudy after midnight. Low 11°. Wind west-southwest around 4 mph in the evening, becoming north-northwest after midnight. |
| Sunday |
Sunny. Warm. High 27°. UV index up to 6. Wind north-northwest around 4 mph in the morning, becoming west around 8 mph in the afternoon. |
| Sunday night |
Clear. Low 12°. Wind west around 7 mph in the evening, becoming north-northwest after midnight. |
| Monday |
Sunny in the morning, becoming partly to mostly sunny in the afternoon. Warm. High 26°. UV index up to 6. Wind north-northwest around 8 mph, gusting to 18 mph. |
| Monday night |
Clear in the evening, becoming mostly clear after midnight. Low 11°. Wind east-southeast around 7 mph. |
| Tuesday |
Sunny. Warm. High 26°. UV index up to 6. Wind east-southeast around 7 mph, gusting to 16 mph. |
| Tuesday night |
Fair to partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 13°. Wind east around 6 mph. |
| Wednesday |
Partly to mostly cloudy. Warm. High 28°. UV index up to 4. Wind east-northeast around 7 mph in the morning, becoming southeast in the afternoon. |
| Wednesday night |
Partly cloudy in the evening, becoming fair to partly cloudy after midnight. Low 13°. Wind east-southeast around 6 mph in the evening, becoming east-northeast after midnight. |
WXSIM forecast formatting script by Saratoga-Weather.org.
Never base important decisions or events on data from this private weather station, which is offered as a general guide to local conditions only. Thankyou.