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, 31-May-2026 08:00 am
 
Today

Partly Cloudy
Partly Cloudy
Tonight

Mostly Cloudy
Mostly Cloudy
Monday

Chance rain
Chance rain
Monday
night
Rain likely
Rain likely
Tuesday

Rain likely
Rain likely
Tuesday
night
Fog late
Fog late
Wednesday

Cloudy
Cloudy
Wednesday
night
Partly Cloudy
Partly Cloudy
Thursday

Cloudy
Cloudy
Thursday
night
Fog
Fog
Friday

Mostly Cloudy
Mostly Cloudy
Friday
night
Mostly Cloudy
Mostly Cloudy
Saturday

Partly Cloudy
Partly Cloudy
Saturday
night
Mostly Cloudy
Mostly Cloudy
Sunday

Partly Cloudy
Partly Cloudy
Sunday
night
Partly Cloudy
Partly Cloudy
Monday

Mostly Cloudy
Mostly Cloudy
Monday
night
Partly Cloudy
Partly Cloudy
<2 mm. 2 mm. 25 mm. 7 mm. <2 mm. <2 mm. <2 mm. <2 mm. <2 mm. <2 mm. <2 mm. <2 mm. <2 mm.
High: 22° Low: 13° High: 20° Low: 13° High: 17° Low: 12° High: 18° Low: 13° High: 18° Low: 11° High: 18° Low: 10° High: 20° Low: 12° High: 20° Low: 10° High: 20° Low: 9°
                                   
WSW
9-21→13-22
mph
Fresh breeze
WSW
7-19→4
mph
Fresh breeze
WSW
8-19→11-20
mph
Fresh breeze
SSW
8-15
mph
Moderate breeze
WNW
9-18→13-20
mph
Fresh breeze
WNW
10-19→7
mph
Fresh breeze
SW
12-23→16-24
mph
Fresh breeze
SW
15-24
mph
Fresh breeze
SW
16-25
mph
Strong breeze
SW
11-23→6
mph
Fresh breeze
SW
13-24
mph
Fresh breeze
SW
7-18
mph
Moderate breeze
SSW
13-23
mph
Fresh breeze
SSW
11-20
mph
Fresh breeze
WSW
12-20
mph
Fresh breeze
W
7-18→3
mph
Moderate breeze
WNW
3
mph
Light air
WSW→NNE
4→calm
mph
Light breeze
UV: 5
 Medium 
UV: 6
 High 
UV: 6
 High 
UV: 5
 Medium 

 

Today
 
Mostly cloudy to cloudy in the morning, becoming partly cloudy in the afternoon. A slight chance of rain in the afternoon. High 22°. UV index up to 5. Wind west-southwest around 9 mph, gusting to 21 mph, in the morning, becoming 13 mph, gusting to 22 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Tonight
 
Fair in the evening, becoming mostly cloudy to cloudy after midnight. Low 13°. Wind west-southwest around 7 mph, gusting to 19 mph, in the evening, becoming 4 mph after midnight.
Monday
 
Cloudy in the morning, becoming dense overcast in the afternoon. A slight chance of rain in the morning, then a chance of rain in the afternoon. High 20°. Wind west-southwest around 8 mph, gusting to 19 mph, in the morning, becoming 11 mph, gusting to 20 mph, in the afternoon. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Monday night
 
Dense overcast. Patchy light fog in the evening, then light to moderate fog after midnight. Rain very likely. Low 13°. Wind south-southwest around 8 mph, gusting to 15 mph. Chance of precipitation 80 percent. Precipitation mostly between 20 and 30 mm.
Tuesday
 
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. Light to moderate fog in the morning. Rain likely. Precipitation showery or intermittent. High 17°. Wind west-northwest around 9 mph, gusting to 18 mph, in the morning, becoming 13 mph, gusting to 20 mph, in the afternoon. Chance of precipitation 70 percent. Precipitation mostly between 5 and 10 mm.
Tuesday night
 
Mostly clear in the evening, becoming mostly cloudy after midnight. Patchy light fog after midnight. A slight chance of rain. Low 12°. Wind west-northwest around 10 mph, gusting to 19 mph, in the evening, becoming 7 mph after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Wednesday
 
Cloudy. A slight chance of rain. High 18°. Wind southwest around 12 mph, gusting to 23 mph, in the morning, becoming 16 mph, gusting to 24 mph, in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Wednesday night
 
Fair to partly cloudy in the evening, becoming mostly cloudy after midnight. A slight chance of rain. Low 13°. Wind southwest around 15 mph, gusting to 24 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Thursday
 
Cloudy in the morning, becoming dense overcast in the afternoon. A slight chance of rain in the morning, then a chance of rain in the afternoon. High 18°. Wind southwest around 16 mph, gusting to 25 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm.
Thursday night
 
Mostly cloudy to cloudy in the evening, becoming partly to mostly cloudy after midnight. Patchy light fog. A slight chance of rain. Low 11°. Wind southwest around 11 mph, gusting to 23 mph, in the evening, becoming 6 mph after midnight. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Friday
 
Partly to mostly sunny in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain. High 18°. Wind southwest around 13 mph, gusting to 24 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Friday night
 
Mostly cloudy. A slight chance of rain. Low 10°. Wind southwest around 7 mph, gusting to 18 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Saturday
 
Partly to mostly sunny in the morning, becoming partly cloudy in the afternoon. High 20°. UV index up to 6. Wind south-southwest around 13 mph, gusting to 23 mph.
Saturday night
 
Mostly cloudy to cloudy. A slight chance of rain after midnight. Low 12°. Wind south-southwest around 11 mph, gusting to 20 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Sunday
 
Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. A slight chance of rain. High 20°. UV index up to 6. Wind west-southwest around 12 mph, gusting to 20 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Fair to partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 10°. Wind west around 7 mph, gusting to 18 mph, in the evening, becoming 3 mph after midnight.
Monday
 
Partly to mostly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. High 20°. UV index up to 5. Wind west-northwest around 3 mph.
Monday night
 
Fair to partly cloudy in the evening, becoming clear after midnight. Low 9°. Wind west-southwest around 4 mph in the evening, becoming north-northeast near calm 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.