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: Saturday, 20-Jun-2026 09:00 pm
 
Tonight

Fog late
Fog late		 Sunday

Fog a.m.
Fog a.m.		 Sunday
night
Fog late
Fog late		 Monday

Mostly Cloudy
Mostly Cloudy		 Monday
night
Mostly Cloudy
Mostly Cloudy		 Tuesday

Mostly Cloudy
Mostly Cloudy		 Tuesday
night
Clear
Clear		 Wednesday

Mostly Cloudy
Mostly Cloudy		 Wednesday
night
Partly Cloudy
Partly Cloudy		 Thursday

Partly Cloudy
Partly Cloudy		 Thursday
night
Partly Cloudy
Partly Cloudy		 Friday

Partly Cloudy
Partly Cloudy		 Friday
night
Partly Cloudy
Partly Cloudy		 Saturday

Partly Cloudy
Partly Cloudy		 Saturday
night
Clear
Clear		 Sunday

Sunny
Sunny		 Sunday
night
Partly Cloudy
Partly Cloudy
<2 mm. <2 mm. <2 mm.
Low: 15° High: 26° Low: 15° High: 29° Low: 17° High: 32° Low: 16° High: 33° Low: 17° High: 33° Low: 17° High: 31° Low: 16° High: 27° Low: 14° High: 28° Low: 14°
                                 
NNW
3
mph
Light air		 NNE→SE
4
mph
Light breeze		 E
5
mph
Light breeze		 ENE
8-16
mph
Moderate breeze		 ENE
6
mph
Light breeze		 ESE
8-18
mph
Moderate breeze		 ESE
2
mph
Light air		 S
2
mph
Light air		 ENE
4→7
mph
Light breeze		 NE→ESE
9-18→14-21
mph
Fresh breeze		 ESE
14-19→10-15
mph
Fresh breeze		 SSE→W
7-17
mph
Moderate breeze		 W
7-17
mph
Moderate breeze		 SW
11-22
mph
Fresh breeze		 WSW→WNW
7-20→calm
mph
Fresh breeze		 SW
3→6
mph
Light breeze		 W→NNE
3
mph
Light air
UV: 5
 Medium 		 UV: 6
 High 		 UV: 8
 Very High 		 UV: 7
 High 		 UV: 7
 High 		 UV: 7
 High 		 UV: 6
 High 		 UV: 8
 Very High 

 

Tonight
 
 Partly to mostly cloudy in the evening, becoming fair to partly cloudy after midnight. Patchy light fog after midnight. Low 15°. Wind north-northwest around 3 mph.
Sunday
 
 Cloudy in the morning, becoming mostly cloudy in the afternoon. Patchy light fog in the morning. A slight chance of rain. High 26°. UV index up to 5. Wind north-northeast around 4 mph in the morning, becoming southeast in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Sunday night
 
 Fair to partly cloudy in the evening, becoming fair after midnight. Patchy light fog after midnight. Low 15°. Wind east around 5 mph.
Monday
 
 Partly to mostly sunny in the morning, becoming partly to mostly cloudy in the afternoon. High 29°. UV index up to 6. Wind east-northeast around 8 mph, gusting to 16 mph.
Monday night
 
 Mostly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 17°. Wind east-northeast around 6 mph.
Tuesday
 
 Mostly cloudy in the morning, becoming sunny in the afternoon. A slight chance of rain. Precipitation showery or intermittent. High 32°. UV index up to 8. Wind east-southeast around 8 mph, gusting to 18 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
 Clear. Low 16°. Wind east-southeast around 2 mph.
Wednesday
 
 Sunny in the morning, becoming partly to mostly cloudy in the afternoon. High 33°. UV index up to 7. Wind south around 2 mph.
Wednesday night
 
 Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Low 17°. Wind east-northeast around 4 mph in the evening, becoming 7 mph after midnight.
Thursday
 
 Partly cloudy. High 33°. UV index up to 7. Wind northeast around 9 mph, gusting to 18 mph, in the morning, becoming east-southeast around 14 mph, gusting to 21 mph, in the afternoon.
Thursday night
 
 Partly cloudy in the evening, becoming fair after midnight. Low 17°. Wind east-southeast around 14 mph, gusting to 19 mph, in the evening, becoming 10 mph, gusting to 15 mph, after midnight.
Friday
 
 Partly cloudy. High 31°. UV index up to 7. Wind south-southeast around 7 mph, gusting to 17 mph, in the morning, becoming west in the afternoon.
Friday night
 
 Mostly clear in the evening, becoming fair to partly cloudy after midnight. Low 16°. Wind west around 7 mph, gusting to 17 mph.
Saturday
 
 Partly cloudy. A slight chance of rain. High 27°. UV index up to 6. Wind southwest around 11 mph, gusting to 22 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Saturday night
 
 Clear. Low 14°. Wind west-southwest around 7 mph, gusting to 20 mph, in the evening, becoming west-northwest near calm after midnight.
Sunday
 
 Sunny. High 28°. UV index up to 8. Wind southwest around 3 mph in the morning, becoming 6 mph in the afternoon.
Sunday night
 
 Fair in the evening, becoming fair to partly cloudy after midnight. Low 14°. Wind west around 3 mph in the evening, becoming north-northeast 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.