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: Sunday, 21-Jun-2026 11:00 pm
 
Rest of
tonight
Fog
Fog
Monday

Partly Cloudy
Partly Cloudy
Monday
night
Partly Cloudy
Partly Cloudy
Tuesday

Mostly Sunny
Mostly Sunny
Tuesday
night
Partly Cloudy
Partly Cloudy
Wednesday

Partly Cloudy
Partly Cloudy
Wednesday
night
Partly Cloudy
Partly Cloudy
Thursday

Partly Cloudy
Partly Cloudy
Thursday
night
Mostly Cloudy
Mostly Cloudy
Friday

Mostly Sunny
Mostly Sunny
Friday
night
Partly Cloudy
Partly Cloudy
Saturday

Partly Cloudy
Partly Cloudy
Saturday
night
Fog late
Fog late
Sunday

Thunder storm
Thunder storm
Sunday
night
Thunder storm
Thunder storm
Monday

Thunder storm
Thunder storm
Monday
night
Fog late
Fog late
<2 mm. <2 mm. 7 mm. <2 mm.
Low: 17° High: 30° Low: 16° High: 33° Low: 16° High: 32° Low: 17° High: 35° Low: 16° High: 30° Low: 14° High: 26° Low: 12° High: 30° Low: 17° High: 26° Low: 15°
                                 
ENE
5
mph
Light breeze
ENE
9-18
mph
Moderate breeze
ENE
10-17→5
mph
Moderate breeze
ESE→S
5
mph
Light breeze
SSW→NNE
2
mph
Light air
NE
6
mph
Light breeze
ENE
8
mph
Gentle breeze
ENE→ESE
11-21→17-25
mph
Strong breeze
ESE→S
12-21→8
mph
Fresh breeze
WSW
12-23
mph
Fresh breeze
WSW
7-20
mph
Fresh breeze
WSW
11-21
mph
Fresh breeze
W→NW
7-17→2
mph
Moderate breeze
ENE→SE
5
mph
Light breeze
E
3
mph
Light air
SSW
6-16→14-24
mph
Fresh breeze
SSW
9-21→6
mph
Fresh breeze
UV: 6
 High 
UV: 7
 High 
UV: 7
 High 
UV: 7
 High 
UV: 7
 High 
UV: 6
 High 
UV: 7
 High 
UV: 7
 High 

 

Rest of tonight
 
Fair to partly cloudy. Patchy light fog. Low 17°. Wind east-northeast around 5 mph.
Monday
 
Partly cloudy. High 30°. UV index up to 6. Wind east-northeast around 9 mph, gusting to 18 mph.
Monday night
 
Partly cloudy in the evening, becoming fair after midnight. Low 16°. Wind east-northeast around 10 mph, gusting to 17 mph, in the evening, becoming 5 mph after midnight.
Tuesday
 
Sunny in the morning, becoming mostly sunny in the afternoon. High 33°. UV index up to 7. Wind east-southeast around 5 mph in the morning, becoming south in the afternoon.
Tuesday night
 
Partly cloudy in the evening, becoming fair to partly cloudy after midnight. Low 16°. Wind south-southwest around 2 mph in the evening, becoming north-northeast after midnight.
Wednesday
 
Sunny in the morning, becoming partly cloudy in the afternoon. High 32°. UV index up to 7. Wind northeast around 6 mph.
Wednesday night
 
Fair to partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 17°. Wind east-northeast around 8 mph.
Thursday
 
Partly cloudy in the morning, becoming mostly sunny in the afternoon. High 35°. UV index up to 7. Wind east-northeast around 11 mph, gusting to 21 mph, in the morning, becoming east-southeast around 17 mph, gusting to 25 mph, in the afternoon.
Thursday night
 
Partly to mostly cloudy in the evening, becoming fair after midnight. Low 16°. Wind east-southeast around 12 mph, gusting to 21 mph, in the evening, becoming south around 8 mph after midnight.
Friday
 
Sunny in the morning, becoming partly to mostly sunny in the afternoon. High 30°. UV index up to 7. Wind west-southwest around 12 mph, gusting to 23 mph.
Friday night
 
Mostly cloudy in the evening, becoming fair to partly cloudy after midnight. Low 14°. Wind west-southwest around 7 mph, gusting to 20 mph.
Saturday
 
Mostly cloudy in the morning, becoming partly cloudy in the afternoon. A slight chance of rain. High 26°. UV index up to 6. Wind west-southwest around 11 mph, gusting to 21 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Saturday night
 
Mostly clear in the evening, becoming clear after midnight. Patchy light fog after midnight. Low 12°. Wind west around 7 mph, gusting to 17 mph, in the evening, becoming northwest around 2 mph after midnight.
Sunday
 
Sunny in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain in the afternoon. Scattered thundershowers possible. High 30°. UV index up to 7. Wind east-northeast around 5 mph in the morning, becoming southeast in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Cloudy in the evening, becoming mostly cloudy after midnight. Patchy light fog after midnight. Rain likely. Scattered thundershowers possible. Low 17°. Wind east around 3 mph. Chance of precipitation 60 percent. Precipitation mostly between 5 and 10 mm.
Monday
 
Cloudy in the morning, becoming partly to mostly sunny in the afternoon. A slight chance of rain. Scattered thunderstorms likely. High 26°. UV index up to 7. Wind south-southwest around 6 mph, gusting to 16 mph, in the morning, becoming 14 mph, gusting to 24 mph, in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Monday night
 
Clear in the evening, becoming fair to partly cloudy after midnight. Patchy light fog after midnight. Low 15°. Wind south-southwest around 9 mph, gusting to 21 mph, in the evening, becoming 6 mph 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.