Winter Sky by David Packman  
Online since February 2006  
  

 
 
 
 WXSim Local Weather Forecast
   
This local weather forecast was created using WXSim weather simulator software, and is normally updated every hour at 15 minutes past the hour. It is provided to give a guide as to what weather conditions may be experienced locally, and is most accurate for the first 48 hours.
WXSIM Forecast for: Winchester
Issued by: winchesterweather.org.uk
Updated: Monday, 29-Jun-2026 10:00 am
 
This
afternoon
Mostly Cloudy
Mostly Cloudy		 Tonight

Mostly Cloudy
Mostly Cloudy		 Tuesday

Mostly Cloudy
Mostly Cloudy		 Tuesday
night
Partly Cloudy
Partly Cloudy		 Wednesday

Mostly Cloudy
Mostly Cloudy		 Wednesday
night
Clear
Clear		 Thursday

Partly Cloudy
Partly Cloudy		 Thursday
night
Mostly Clear
Mostly Clear		 Friday

Sunny
Sunny		 Friday
night
Partly Cloudy
Partly Cloudy		 Saturday

Partly Cloudy
Partly Cloudy		 Saturday
night
Partly Cloudy
Partly Cloudy		 Sunday

Sunny
Sunny		 Sunday
night
Clear
Clear		 Monday

Sunny
Sunny		 Monday
night
Clear
Clear		 Tuesday

Mostly Sunny
Mostly Sunny		 Tuesday
night
Fog late
Fog late
<2 mm. <2 mm. <2 mm.
High: 24° Low: 13° High: 24° Low: 13° High: 23° Low: 12° High: 24° Low: 11° High: 26° Low: 12° High: 25° Low: 12° High: 30° Low: 13° High: 32° Low: 14° High: 35° Low: 13°
                                   
SW
9-20
mph
Fresh breeze		 SW
7-19→2
mph
Fresh breeze		 SW
4-17→12-21
mph
Fresh breeze		 SW→WNW
6-19
mph
Fresh breeze		 WNW
6
mph
Light breeze		 WNW
6
mph
Light breeze		 WNW
10-19
mph
Fresh breeze		 NNW
7-16→3
mph
Moderate breeze		 W
4→10-19
mph
Fresh breeze		 WNW
8-17→4
mph
Moderate breeze		 NNW
6
mph
Light breeze		 NNW
5
mph
Light breeze		 WSW
2→7-16
mph
Moderate breeze		 WSW→N
2
mph
Light air		 SE
5→9-17
mph
Moderate breeze		 SE
3
mph
Light air		 S
8-17→13-20
mph
Fresh breeze		 WSW
6-18
mph
Moderate breeze
UV: 6
 High 		 UV: 6
 High 		 UV: 4
 Medium 		 UV: 7
 High 		 UV: 7
 High 		 UV: 6
 High 		 UV: 8
 Very High 		 UV: 7
 High 		 UV: 7
 High 

 

This afternoon
 
 Partly to mostly cloudy. High 24°. UV index up to 6. Wind southwest around 9 mph, gusting to 20 mph.
Tonight
 
 Partly to mostly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Low 13°. Wind southwest around 7 mph, gusting to 19 mph, in the evening, becoming 2 mph after midnight.
Tuesday
 
 Mostly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. A slight chance of rain. High 24°. UV index up to 6. Wind southwest around 4 mph, gusting to 17 mph, in the morning, becoming 12 mph, gusting to 21 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
 Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. A slight chance of rain. Low 13°. Wind southwest around 6 mph, gusting to 19 mph, in the evening, becoming west-northwest after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Wednesday
 
 Cloudy in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain. High 23°. UV index up to 4. Wind west-northwest around 6 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Wednesday night
 
 Fair in the evening, becoming clear after midnight. Low 12°. Wind west-northwest around 6 mph.
Thursday
 
 Partly cloudy in the morning, becoming mostly sunny in the afternoon. High 24°. UV index up to 7. Wind west-northwest around 10 mph, gusting to 19 mph.
Thursday night
 
 Clear in the evening, becoming mostly clear after midnight. Low 11°. Wind north-northwest around 7 mph, gusting to 16 mph, in the evening, becoming 3 mph after midnight.
Friday
 
 Sunny. Warm. High 26°. UV index up to 7. Wind west around 4 mph in the morning, becoming 10 mph, gusting to 19 mph, in the afternoon.
Friday night
 
 Partly cloudy. Low 12°. Wind west-northwest around 8 mph, gusting to 17 mph, in the evening, becoming 4 mph after midnight.
Saturday
 
 Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. Warm. High 25°. UV index up to 6. Wind north-northwest around 6 mph.
Saturday night
 
 Fair to partly cloudy in the evening, becoming clear after midnight. Low 12°. Wind north-northwest around 5 mph.
Sunday
 
 Sunny. Unusually hot. High 30°. UV index up to 8. Wind west-southwest around 2 mph in the morning, becoming 7 mph, gusting to 16 mph, in the afternoon.
Sunday night
 
 Clear. Low 13°. Wind west-southwest around 2 mph in the evening, becoming north after midnight.
Monday
 
 Sunny. Very hot. High 32°. UV index up to 7. Wind southeast around 5 mph in the morning, becoming 9 mph, gusting to 17 mph, in the afternoon.
Monday night
 
 Clear. Low 14°. Wind southeast around 3 mph.
Tuesday
 
 Mostly sunny in the morning, becoming sunny in the afternoon. Near record heat. High 35°. UV index up to 7. Wind south around 8 mph, gusting to 17 mph, in the morning, becoming 13 mph, gusting to 20 mph, in the afternoon.
Tuesday night
 
 Partly cloudy. Light to moderate fog after midnight. Low 13°. Wind west-southwest around 6 mph, gusting to 18 mph.

WXSIM forecast formatting script by Saratoga-Weather.org.

 
 
 
 
Forecast
 
Trends
             
 		  
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.