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, 20-Jul-2026 01:00 pm
 
This
afternoon
Fair
Fair		 Tonight

Partly Cloudy
Partly Cloudy		 Tuesday

Sunny
Sunny		 Tuesday
night
Partly Cloudy
Partly Cloudy		 Wednesday

Mostly Cloudy
Mostly Cloudy		 Wednesday
night
Partly Cloudy
Partly Cloudy		 Thursday

Mostly Cloudy
Mostly Cloudy		 Thursday
night
Partly Cloudy
Partly Cloudy		 Friday

Sunny
Sunny		 Friday
night
Partly Cloudy
Partly Cloudy		 Saturday

Cloudy
Cloudy		 Saturday
night
Partly Cloudy
Partly Cloudy		 Sunday

Mostly Cloudy
Mostly Cloudy		 Sunday
night
Partly Cloudy
Partly Cloudy		 Monday

Mostly Sunny
Mostly Sunny		 Monday
night
Mostly Clear
Mostly Clear		 Tuesday

Mostly Cloudy
Mostly Cloudy		 Tuesday
night
Partly Cloudy
Partly Cloudy
<2 mm. <2 mm. <2 mm.
High: 25° Low: 11° High: 26° Low: 12° High: 26° Low: 14° High: 26° Low: 13° High: 28° Low: 13° High: 22° Low: 13° High: 23° Low: 11° High: 26° Low: 11° High: 24° Low: 11°
                                   
NNE
7-16
mph
Moderate breeze		 SSE→ENE
4
mph
Light breeze		 NNE
8-18
mph
Moderate breeze		 E
3
mph
Light air		 WSW
2
mph
Light air		 SSE
4→calm
mph
Light breeze		 SSW
4-16→11-20
mph
Fresh breeze		 SSW→W
9-19→4
mph
Fresh breeze		 WNW→WSW
4→10-19
mph
Fresh breeze		 W→NNW
9-18→5
mph
Moderate breeze		 WNW
6-16→14-23
mph
Fresh breeze		 W
10-21→6
mph
Fresh breeze		 WNW→NNW
7-16→10-17
mph
Moderate breeze		 NNW
7-17
mph
Moderate breeze		 NNW
6-15→9-17
mph
Moderate breeze		 NNW
10-18→4
mph
Moderate breeze		 NW→WSW
5
mph
Light breeze		 WSW→NW
5
mph
Light breeze
UV: 8
 Very High 		 UV: 7
 High 		 UV: 5
 Medium 		 UV: 5
 Medium 		 UV: 6
 High 		 UV: 6
 High 

 

This afternoon
 
 Fair. High 25°. UV index up to 8. Wind north-northeast around 7 mph, gusting to 16 mph.
Tonight
 
 Fair to partly cloudy in the evening, becoming clear after midnight. Low 11°. Wind south-southeast around 4 mph in the evening, becoming east-northeast after midnight.
Tuesday
 
 Sunny. Warm. High 26°. UV index up to 7. Wind north-northeast around 8 mph, gusting to 18 mph.
Tuesday night
 
 Fair to partly cloudy in the evening, becoming mostly clear after midnight. Low 12°. Wind east around 3 mph.
Wednesday
 
 Mostly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Warm. High 26°. UV index up to 5. Wind west-southwest around 2 mph.
Wednesday night
 
 Fair to partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 14°. Wind south-southeast around 4 mph in the evening, becoming near calm after midnight.
Thursday
 
 Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Warm. High 26°. UV index up to 5. Wind south-southwest around 4 mph, gusting to 16 mph, in the morning, becoming 11 mph, gusting to 20 mph, in the afternoon.
Thursday night
 
 Partly to mostly cloudy in the evening, becoming fair to partly cloudy after midnight. Low 13°. Wind south-southwest around 9 mph, gusting to 19 mph, in the evening, becoming west around 4 mph after midnight.
Friday
 
 Sunny. Warm. High 28°. UV index up to 6. Wind west-northwest around 4 mph in the morning, becoming west-southwest around 10 mph, gusting to 19 mph, in the afternoon.
Friday night
 
 Partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 13°. Wind west around 9 mph, gusting to 18 mph, in the evening, becoming north-northwest around 5 mph after midnight.
Saturday
 
 Cloudy. High 22°. Wind west-northwest around 6 mph, gusting to 16 mph, in the morning, becoming 14 mph, gusting to 23 mph, in the afternoon.
Saturday night
 
 Mostly cloudy in the evening, becoming partly cloudy after midnight. A slight chance of rain. Low 13°. Wind west around 10 mph, gusting to 21 mph, in the evening, becoming 6 mph after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Sunday
 
 Mostly cloudy. A slight chance of rain. High 23°. Wind west-northwest around 7 mph, gusting to 16 mph, in the morning, becoming north-northwest around 10 mph, gusting to 17 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Sunday night
 
 Partly cloudy in the evening, becoming clear after midnight. Cool. Low 11°. Wind north-northwest around 7 mph, gusting to 17 mph.
Monday
 
 Sunny in the morning, becoming partly to mostly sunny in the afternoon. Warm. High 26°. UV index up to 6. Wind north-northwest around 6 mph, gusting to 15 mph, in the morning, becoming 9 mph, gusting to 17 mph, in the afternoon.
Monday night
 
 Mostly clear in the evening, becoming clear after midnight. Low 11°. Wind north-northwest around 10 mph, gusting to 18 mph, in the evening, becoming 4 mph after midnight.
Tuesday
 
 Partly to mostly sunny in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain in the afternoon. High 24°. Wind northwest around 5 mph in the morning, becoming west-southwest in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
 Fair to partly cloudy in the evening, becoming clear after midnight. Low 11°. Wind west-southwest around 5 mph in the evening, becoming northwest after midnight.

WXSIM forecast formatting script by Saratoga-Weather.org.

 
 
 
 
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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.