| WXSIM Forecast for:
Winchester Issued by: winchesterweather.org.uk |
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| Updated: Tuesday, 11-Aug-2026 02:09 pm | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| This afternoon |
Clear. Warm. High 27°. UV index up to 6. Wind southeast around 10 mph, gusting to 23 mph. |
| Tonight |
Mostly clear in the evening, becoming fair to partly cloudy after midnight. Low 14°. Wind east around 6 mph, gusting to 16 mph. |
| Wednesday |
Sunny. Unusually hot. High 31°. UV index up to 6. Wind east-southeast around 5 mph in the morning, becoming 9 mph, gusting to 16 mph, in the afternoon. |
| Wednesday night |
Clear. Low 15°. Wind east-southeast around 5 mph. |
| Thursday |
Sunny. Exceptionally hot. High 32°. UV index up to 6. Wind east-southeast around 7 mph, gusting to 17 mph, in the morning, becoming south-southeast around 11 mph, gusting to 19 mph, in the afternoon. |
| Thursday night |
Partly cloudy in the evening, becoming mostly clear after midnight. Low 15°. Wind west around 8 mph in the evening, becoming 5 mph after midnight. |
| Friday |
Partly cloudy in the morning, becoming sunny in the afternoon. Warm. High 28°. UV index up to 6. Wind west around 5 mph in the morning, becoming 9 mph, gusting to 16 mph, in the afternoon. |
| Friday night |
Fair in the evening, becoming mostly cloudy after midnight. Low 17°. Wind north-northwest around 10 mph, gusting to 16 mph. |
| Saturday |
Partly cloudy in the morning, becoming sunny in the afternoon. Warm. High 25°. UV index up to 5. Wind north around 10 mph, gusting to 20 mph. |
| Saturday night |
Fair to partly cloudy in the evening, becoming clear after midnight. Low 13°. Wind north around 8 mph, gusting to 16 mph. |
| Sunday |
Partly to mostly sunny. Warm. High 25°. UV index up to 5. Wind north-northwest around 5 mph in the morning, becoming west in the afternoon. |
| Sunday night |
Mostly cloudy in the evening, becoming cloudy after midnight. A slight chance of rain after midnight. Low 15°. Wind west around 6 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Monday |
Dense overcast. Patchy light fog in the afternoon. A slight chance of rain in the morning, then rain likely in the afternoon. High 20°. Wind west-southwest around 6 mph. Chance of precipitation 80 percent. Precipitation mostly between 10 and 20 mm. |
| Monday night |
Dense overcast in the evening, becoming cloudy after midnight. Patchy light fog. Rain likely in the evening, then a slight chance of rain after midnight. Low 16°, but temperatures rising after midnight. Wind west-southwest around 9 mph. Chance of precipitation 70 percent. Precipitation mostly around 10 mm. |
| Tuesday |
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Patchy light fog in the morning. A slight chance of rain. High 21°. Wind west-northwest around 9 mph, gusting to 19 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm. |
| Tuesday night |
Mostly clear in the evening, becoming partly cloudy after midnight. Patchy light fog after midnight. Low 13°. Wind west-northwest around 11 mph, gusting to 19 mph, in the evening, becoming 5 mph after midnight. |
| Wednesday |
Mostly cloudy in the morning, becoming cloudy in the afternoon. A slight chance of rain. High 21°. Wind west-northwest around 9 mph, gusting to 18 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Wednesday night |
Cloudy in the evening, becoming mostly cloudy to cloudy after midnight. A slight chance of rain. Low 13°. Wind west-northwest around 5 mph. 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.