| WXSIM Forecast for:
Winchester Issued by: winchesterweather.org.uk |
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| Updated: Sunday, 21-Jun-2026 01:00 pm | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| This afternoon |
Partly to mostly cloudy. High 29°. UV index up to 8. Wind west-northwest around 3 mph. |
| Tonight |
Partly cloudy in the evening, becoming fair after midnight. Patchy light fog after midnight. Low 16°. Wind east-southeast around 2 mph in the evening, becoming east-northeast around 5 mph after midnight. |
| Monday |
Mostly sunny in the morning, becoming partly to mostly sunny in the afternoon. Patchy light fog in the morning. High 29°. UV index up to 7. Wind east-northeast around 10 mph, gusting to 18 mph. |
| Monday night |
Fair to partly cloudy in the evening, becoming fair after midnight. Low 16°. Wind east-northeast around 9 mph, gusting to 17 mph, in the evening, becoming 5 mph after midnight. |
| Tuesday |
Mostly sunny in the morning, becoming partly cloudy in the afternoon. High 32°. UV index up to 5. Wind east-southeast around 6 mph in the morning, becoming south-southeast in the afternoon. |
| Tuesday night |
Clear in the evening, becoming mostly clear after midnight. Low 15°. Wind south around 2 mph in the evening, becoming north-northwest after midnight. |
| Wednesday |
Sunny. High 34°. UV index up to 7. Wind northeast around 5 mph in the morning, becoming southeast in the afternoon. |
| Wednesday night |
Fair to partly cloudy in the evening, becoming partly cloudy after midnight. Low 18°. Wind east around 7 mph. |
| Thursday |
Mostly sunny in the morning, becoming partly to mostly sunny in the afternoon. High 33°. Heat index up to 35°. UV index up to 7. Wind east-northeast around 11 mph, gusting to 22 mph, in the morning, becoming 16 mph, gusting to 24 mph, in the afternoon. |
| Thursday night |
Mostly cloudy in the evening, becoming partly to mostly cloudy after midnight. Patchy light fog after midnight. A slight chance of rain. Precipitation showery or intermittent. Low 18°. Wind east-southeast around 12 mph, gusting to 20 mph, in the evening, becoming southwest around 6 mph after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Friday |
Partly cloudy in the morning, becoming sunny in the afternoon. Patchy light fog in the morning. High 28°. UV index up to 7. Wind southwest around 10 mph, gusting to 21 mph, in the morning, becoming 13 mph, gusting to 22 mph, in the afternoon. |
| Friday night |
Mostly clear in the evening, becoming partly to mostly cloudy after midnight. Low 16°. Wind southwest around 8 mph, gusting to 21 mph. |
| Saturday |
Cloudy in the morning, becoming partly cloudy in the afternoon. A slight chance of rain. High 25°. UV index up to 6. Wind southwest around 9 mph, gusting to 19 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Saturday night |
Clear. Patchy light fog after midnight. Low 12°. Wind west-southwest around 6 mph, gusting to 16 mph, in the evening, becoming northwest around 3 mph after midnight. |
| Sunday |
Sunny in the morning, becoming mostly sunny in the afternoon. High 28°. UV index up to 7. Wind west-southwest around 2 mph in the morning, becoming 5 mph in the afternoon. |
| Sunday night |
Partly to mostly cloudy in the evening, becoming cloudy after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Low 16°. Wind west-southwest around 2 mph in the evening, becoming northwest after midnight. Chance of precipitation 40 percent. Precipitation mostly between 2 and 5 mm. |
| Monday |
Cloudy. A chance of rain in the morning, then a slight chance of rain in the afternoon. High 21°. Wind north-northwest around 4 mph in the morning, becoming 8 mph, gusting to 18 mph, in the afternoon. Chance of precipitation 50 percent. Precipitation mostly around 5 mm. |
| Monday night |
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Patchy light fog after midnight. A slight chance of rain. Low 13°. Wind north-northwest around 11 mph, gusting to 19 mph, in the evening, becoming west around 8 mph, gusting to 15 mph, after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
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.