| WXSIM Forecast for:
Winchester Issued by: winchesterweather.org.uk |
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| Updated: Sunday, 30-Aug-2026 11:00 am | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| This afternoon |
Partly to mostly cloudy. A slight chance of rain. Breezy. High 21°. Wind south-southwest around 15 mph, gusting to 25 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm. |
| Tonight |
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Patchy light fog after midnight. A chance of rain. Precipitation showery or intermittent. Breezy. Low 15°. Wind south-southwest around 12 mph, gusting to 21 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm. |
| Monday |
Partly cloudy in the morning, becoming cloudy in the afternoon. Patchy light fog in the morning. A slight chance of rain. Breezy. High 19°. Wind west around 13 mph, gusting to 22 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Monday night |
Mostly cloudy in the evening, becoming partly cloudy after midnight. Low 11°. Wind west around 7 mph, gusting to 18 mph, in the evening, becoming 4 mph after midnight. |
| Tuesday |
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain. High 21°. UV index up to 4. Wind southwest around 5 mph, gusting to 16 mph, in the morning, becoming 10 mph, gusting to 18 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Tuesday night |
Cloudy in the evening, becoming mostly cloudy to cloudy after midnight. A slight chance of rain. Low 16°. Wind southwest around 5 mph, gusting to 16 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Wednesday |
Mostly cloudy to cloudy. A slight chance of rain in the afternoon. Breezy and warm. High 24°. Wind southwest around 10 mph, gusting to 23 mph, in the morning, becoming 16 mph, gusting to 25 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Wednesday night |
Mostly cloudy in the evening, becoming dense overcast after midnight. A slight chance of rain. Low 16°. Wind southwest around 11 mph, gusting to 22 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Thursday |
Partly to mostly cloudy in the morning, becoming sunny in the afternoon. A slight chance of rain. Breezy and warm. High 24°. UV index up to 5. Wind southwest around 12 mph, gusting to 21 mph, in the morning, becoming 15 mph, gusting to 23 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Thursday night |
Fair to partly cloudy in the evening, becoming dense overcast after midnight. A chance of rain after midnight. Low 16°. Wind southwest around 11 mph, gusting to 21 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm. |
| Friday |
Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. A slight chance of rain. Breezy. High 22°. UV index up to 4. Wind west around 13 mph, gusting to 24 mph, in the morning, becoming 17 mph, gusting to 25 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Friday night |
Fair in the evening, becoming mostly cloudy after midnight. Low 13°. Wind west around 12 mph, gusting to 23 mph, in the evening, becoming 8 mph after midnight. |
| Saturday |
Mostly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. High 20°. Wind northwest around 7 mph, gusting to 17 mph. |
| Saturday night |
Fair to partly cloudy. Low 10°. Wind north-northwest near calm in the evening, becoming east after midnight. |
| Sunday |
Partly to mostly sunny in the morning, becoming partly cloudy in the afternoon. Warm. High 25°. UV index up to 5. Wind south-southeast around 6 mph, gusting to 17 mph, in the morning, becoming 9 mph, gusting to 18 mph, in the afternoon. |
| Sunday night |
Fair to partly cloudy. Low 11°. Wind south-southeast around 2 mph. |
| Monday |
Sunny. Warm. High 26°. UV index up to 4. Wind south around 4 mph in the morning, becoming 10 mph, gusting to 16 mph, in the afternoon. |
| Monday night |
Mostly cloudy to cloudy in the evening, becoming dense overcast after midnight. A slight chance of rain after midnight. Low 16°. Wind west around 5 mph. Chance of precipitation 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.