| WXSIM Forecast for:
Winchester Issued by: winchesterweather.org.uk |
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| Updated: Sunday, 30-Aug-2026 11:00 pm | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Rest of tonight |
Partly cloudy. Patchy light fog. A chance of rain. Breezy. Low 15°. Wind southwest around 12 mph, gusting to 20 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm. |
| Monday |
Partly to mostly cloudy in the morning, becoming cloudy in the afternoon. A slight chance of rain. Breezy. High 20°. Wind southwest around 12 mph, gusting to 21 mph, in the morning, becoming west-northwest in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Monday night |
Mostly cloudy to cloudy in the evening, becoming partly cloudy after midnight. Low 11°. Wind west-northwest around 8 mph, gusting to 19 mph, in the evening, becoming 4 mph after midnight. |
| Tuesday |
Partly to mostly sunny in the morning, becoming mostly cloudy in the afternoon. High 20°. Wind west around 5 mph, gusting to 17 mph, in the morning, becoming 10 mph, gusting to 18 mph, in the afternoon. |
| Tuesday night |
Cloudy in the evening, becoming dense overcast after midnight. A slight chance of rain. Low 13°. Wind southwest around 5 mph, gusting to 15 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Wednesday |
Cloudy. A slight chance of rain. High 19°. Wind southwest around 7 mph, gusting to 16 mph, in the morning, becoming 11 mph, gusting to 19 mph, in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm. |
| Wednesday night |
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. A slight chance of rain. Low 15°. Wind southwest around 11 mph, gusting to 18 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Thursday |
Cloudy in the morning, becoming partly cloudy in the afternoon. A slight chance of rain. Breezy and warm. High 25°. UV index up to 5. Wind southwest around 14 mph, gusting to 23 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Thursday night |
Partly to mostly cloudy. A slight chance of rain. Breezy. Low 17°. Wind southwest around 11 mph, gusting to 20 mph, in the evening, becoming 14 mph, gusting to 21 mph, after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Friday |
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain. Breezy and warm. High 23°. Wind west-southwest around 15 mph, gusting to 25 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Friday night |
Partly cloudy in the evening, becoming clear after midnight. Low 10°. Wind west-northwest around 11 mph, gusting to 22 mph, in the evening, becoming 7 mph after midnight. |
| Saturday |
Sunny in the morning, becoming partly cloudy in the afternoon. High 20°. Wind west-northwest around 9 mph, gusting to 18 mph. |
| Saturday night |
Partly to mostly cloudy in the evening, becoming mostly cloudy after midnight. Low 10°. Wind west-northwest around 4 mph in the evening, becoming north after midnight. |
| Sunday |
Partly to mostly sunny in the morning, becoming sunny in the afternoon. Warm. High 23°. UV index up to 5. Wind east-southeast around 3 mph in the morning, becoming south-southeast around 7 mph in the afternoon. |
| Sunday night |
Fair to partly cloudy in the evening, becoming mostly clear after midnight. Low 9°. Wind south around 2 mph. |
| Monday |
Mostly sunny in the morning, becoming sunny in the afternoon. Warm. High 25°. UV index up to 4. Wind south around 3 mph in the morning, becoming 10 mph, gusting to 18 mph, in the afternoon. |
| Monday night |
Partly to mostly cloudy in the evening, becoming cloudy after midnight. Low 15°. Wind south around 7 mph in the evening, becoming southwest 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.