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, 27-Jul-2026 07:00 pm
 
Tonight

Fog late
Fog late
Tuesday

Fog a.m.
Fog a.m.
Tuesday
night
Fog late
Fog late
Wednesday

Fog a.m.
Fog a.m.
Wednesday
night
Fog late
Fog late
Thursday

Mostly Cloudy
Mostly Cloudy
Thursday
night
Clear
Clear
Friday

Partly Cloudy
Partly Cloudy
Friday
night
Partly Cloudy
Partly Cloudy
Saturday

Partly Cloudy
Partly Cloudy
Saturday
night
Mostly Cloudy
Mostly Cloudy
Sunday

Mostly Cloudy
Mostly Cloudy
Sunday
night
Mostly Clear
Mostly Clear
Monday

Partly Cloudy
Partly Cloudy
Monday
night
Cloudy
Cloudy
Tuesday

Chance rain
Chance rain
Tuesday
night
Chance rain
Chance rain
<2 mm. <5 mm. <5 mm.
Low: 15° High: 26° Low: 13° High: 28° Low: 14° High: 24° Low: 11° High: 24° Low: 11° High: 24° Low: 11° High: 24° Low: 11° High: 27° Low: 15° High: 20° Low: 15°
                                 
SW
6-15→3
mph
Moderate breeze
SW
5→9-17
mph
Moderate breeze
SW
5→calm
mph
Light breeze
SW
3-16→14-22
mph
Fresh breeze
W
10-20→6
mph
Fresh breeze
WNW
8-20→13-22
mph
Fresh breeze
WNW→NNW
9-19→5
mph
Fresh breeze
NNW→WSW
3→8-17
mph
Moderate breeze
W
8-15→5
mph
Moderate breeze
WNW
4→8-16
mph
Moderate breeze
NW
7-16
mph
Moderate breeze
N
5
mph
Light breeze
N→NE
2
mph
Light air
E→SE
5→8-17
mph
Moderate breeze
SE→NE
4
mph
Light breeze
NE→SE
2
mph
Light air
ENE
4
mph
Light breeze
UV: 5
 Medium 
UV: 6
 High 
UV: 5
 Medium 
UV: 5
 Medium 
UV: 5
 Medium 
UV: 5
 Medium 
UV: 5
 Medium 

 

Tonight
 
Fair in the evening, becoming partly to mostly cloudy after midnight. Patchy light fog after midnight. Low 15°. Wind southwest around 6 mph, gusting to 15 mph, in the evening, becoming 3 mph after midnight.
Tuesday
 
Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Patchy light fog in the morning. Warm. High 26°. UV index up to 5. Wind southwest around 5 mph in the morning, becoming 9 mph, gusting to 17 mph, in the afternoon.
Tuesday night
 
Clear. Patchy light fog after midnight. Low 13°. Wind southwest around 5 mph in the evening, becoming near calm after midnight.
Wednesday
 
Sunny. Patchy light fog in the morning. Warm. High 28°. UV index up to 6. Wind southwest around 3 mph, gusting to 16 mph, in the morning, becoming 14 mph, gusting to 22 mph, in the afternoon.
Wednesday night
 
Fair to partly cloudy. Patchy light fog after midnight. Low 14°. Wind west around 10 mph, gusting to 20 mph, in the evening, becoming 6 mph after midnight.
Thursday
 
Partly to mostly cloudy. High 24°. UV index up to 5. Wind west-northwest around 8 mph, gusting to 20 mph, in the morning, becoming 13 mph, gusting to 22 mph, in the afternoon.
Thursday night
 
Clear. Low 11°. Wind west-northwest around 9 mph, gusting to 19 mph, in the evening, becoming north-northwest around 5 mph after midnight.
Friday
 
Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. High 24°. UV index up to 5. Wind north-northwest around 3 mph in the morning, becoming west-southwest around 8 mph, gusting to 17 mph, in the afternoon.
Friday night
 
Partly cloudy. Low 11°. Wind west around 8 mph, gusting to 15 mph, in the evening, becoming 5 mph after midnight.
Saturday
 
Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. High 24°. UV index up to 5. Wind west-northwest around 4 mph in the morning, becoming 8 mph, gusting to 16 mph, in the afternoon.
Saturday night
 
Partly to mostly cloudy in the evening, becoming mostly clear after midnight. Low 11°. Wind northwest around 7 mph, gusting to 16 mph.
Sunday
 
Partly to mostly cloudy. High 24°. UV index up to 5. Wind north around 5 mph.
Sunday night
 
Mostly clear in the evening, becoming fair after midnight. Low 11°. Wind north around 2 mph in the evening, becoming northeast after midnight.
Monday
 
Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Warm. High 27°. UV index up to 5. Wind east around 5 mph in the morning, becoming southeast around 8 mph, gusting to 17 mph, in the afternoon.
Monday night
 
Cloudy. A slight chance of rain after midnight. Low 15°. Wind southeast around 4 mph in the evening, becoming northeast after midnight. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Tuesday
 
Dense overcast. A chance of rain. High 20°. Wind northeast around 2 mph in the morning, becoming southeast in the afternoon. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.
Tuesday night
 
Dense overcast. A slight chance of rain in the evening, then a chance of rain after midnight. Low 15°. Wind east-northeast around 4 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm.

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.