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, 12-Jul-2026 02:00 pm
 
This
afternoon
Clear
Clear
Tonight

Clear
Clear
Monday

Partly Cloudy
Partly Cloudy
Monday
night
Partly Cloudy
Partly Cloudy
Tuesday

Partly Cloudy
Partly Cloudy
Tuesday
night
Partly Cloudy
Partly Cloudy
Wednesday

Thunder storm
Thunder storm
Wednesday
night
Partly Cloudy
Partly Cloudy
Thursday

Thunder storm
Thunder storm
Thursday
night
Thunder storm
Thunder storm
Friday

Thunder storm
Thunder storm
Friday
night
Fog
Fog
Saturday

Fog a.m.
Fog a.m.
Saturday
night
Fog late
Fog late
Sunday

Thunder storm
Thunder storm
Sunday
night
Thunder storm
Thunder storm
Monday

Fog a.m.
Fog a.m.
Monday
night
Fog late
Fog late
<2 mm. <2 mm. 15 mm. <2 mm. <2 mm. <2 mm. <2 mm. <2 mm. <2 mm.
High: 30° Low: 18° High: 31° Low: 18° High: 31° Low: 18° High: 27° Low: 17° High: 23° Low: 16° High: 26° Low: 14° High: 26° Low: 15° High: 26° Low: 15° High: 26° Low: 13°
                                   
ENE
15-26
mph
Strong breeze
ENE
17-25
mph
Strong breeze
ENE
16-26
mph
Strong breeze
ENE
12-22
mph
Fresh breeze
NE
12-22
mph
Fresh breeze
NE
12-22
mph
Fresh breeze
NE→E
11-17→6-15
mph
Moderate breeze
NE
6
mph
Light breeze
NE
5
mph
Light breeze
WNW
3
mph
Light air
NNW→SW
4-16
mph
Moderate breeze
SW
7→3
mph
Light breeze
SW
5→10-17
mph
Moderate breeze
WSW→NW
5-15
mph
Moderate breeze
NNW
4
mph
Light breeze
NNE
4
mph
Light breeze
NNE→WNW
5
mph
Light breeze
WSW→N
4
mph
Light breeze
UV: 7
 High 
UV: 6
 High 
UV: 7
 High 
UV: 5
 Medium 
UV: 6
 High 
UV: 6
 High 
UV: 6
 High 

 

This afternoon
 
Clear. Breezy and unusually hot. High 30°. UV index up to 7. Wind east-northeast around 15 mph, gusting to 26 mph.
Tonight
 
Clear. Windy. Low 18°. Wind east-northeast around 17 mph, gusting to 25 mph.
Monday
 
Partly to mostly sunny in the morning, becoming partly cloudy in the afternoon. Breezy and unusually hot. High 31°. UV index up to 6. Wind east-northeast around 16 mph, gusting to 26 mph.
Monday night
 
Partly cloudy in the evening, becoming fair to partly cloudy after midnight. Breezy. Low 18°. Wind east-northeast around 12 mph, gusting to 22 mph.
Tuesday
 
Partly cloudy. Breezy and unusually hot. High 31°. UV index up to 7. Wind northeast around 12 mph, gusting to 22 mph.
Tuesday night
 
Fair to partly cloudy in the evening, becoming mostly cloudy after midnight. Breezy. Low 18°. Wind northeast around 12 mph, gusting to 22 mph.
Wednesday
 
Cloudy. A slight chance of rain. Scattered thundershowers possible. Warm. High 27°. Wind northeast around 11 mph, gusting to 17 mph, in the morning, becoming east around 6 mph, gusting to 15 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Wednesday night
 
Fair to partly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. A chance of rain after midnight. Low 17°. Wind northeast around 6 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Thursday
 
Dense overcast in the morning, becoming mostly cloudy to cloudy in the afternoon. Patchy light fog. Rain likely in the morning, then a chance of rain in the afternoon. Scattered thundershowers possible. High 23°. Wind northeast around 5 mph. Chance of precipitation 80 percent. Precipitation mostly between 10 and 20 mm.
Thursday night
 
Mostly cloudy to cloudy in the evening, becoming partly cloudy after midnight. Patchy light fog after midnight. A chance of rain. Scattered thundershowers possible. Low 16°. Wind west-northwest around 3 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Friday
 
Partly to mostly cloudy in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain. Scattered thundershowers possible. Warm. High 26°. UV index up to 5. Wind north-northwest around 4 mph, gusting to 16 mph, in the morning, becoming southwest in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Friday night
 
Partly to mostly cloudy in the evening, becoming mostly clear after midnight. Patchy light fog. A slight chance of rain. Precipitation showery or intermittent. Low 14°. Wind southwest around 7 mph in the evening, becoming 3 mph after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Saturday
 
Mostly sunny. Patchy light fog in the morning. Warm. High 26°. UV index up to 6. Wind southwest around 5 mph in the morning, becoming 10 mph, gusting to 17 mph, in the afternoon.
Saturday night
 
Fair in the evening, becoming partly cloudy after midnight. Patchy light fog after midnight. Low 15°. Wind west-southwest around 5 mph, gusting to 15 mph, in the evening, becoming northwest after midnight.
Sunday
 
Partly to mostly sunny in the morning, becoming mostly cloudy in the afternoon. Patchy light fog in the morning. A chance of rain. Scattered thunderstorms likely. Warm. High 26°. UV index up to 6. Wind north-northwest around 4 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Mostly cloudy in the evening, becoming fair after midnight. Patchy light fog in the evening, then moderate fog after midnight. A slight chance of rain. Scattered thundershowers possible. Low 15°. Wind north-northeast around 4 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Monday
 
Partly cloudy. Light to moderate fog in the morning. A slight chance of rain. Precipitation showery or intermittent. Warm. High 26°. UV index up to 6. Wind north-northeast around 5 mph in the morning, becoming west-northwest in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Monday night
 
Partly cloudy in the evening, becoming clear after midnight. Patchy light fog after midnight. Low 13°. Wind west-southwest around 4 mph in the evening, becoming north 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.