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Updated Live on: 23/09/2026 22:45 - 
Summary / Temperature Wind Rain / Melted Snow Outlook
Clear

Currently 13.3°C, Max: 21.3°C, Min: 11.1°C 13.3°C Colder 1°C than last hour

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Feels like:  13°C

24-hr Difference
-2.2°CColder 2.2°C than yesterday at this time
Records Today Yesterday
Highs: 21.3°C
14:41
23.6°C
14:10
Lows: 11.1°C
06:15
11.4°C
07:23
 Calm NNE
0.0

Gusting: 0.0 mph
0 Bft - Calm
Max Today: 9.0 at 14:02
Gust Month: 18.9 mph on Sep 4
Rain Today: 0.0 mm
Rate (mm/hr): 0.0 mm
Yesterday: 0.0 mm
September: 33.0 mm
Rain this Year: 573.8 mm
10 rain days this September
Last Rain: 21/09/2026 at 12:53
Tonight
Partly Cloudy
Partly Cloudy
10°C
Barometer Humidity / Dew Point Moon
Current: 1025.0 mb Falling 1 °C/hr
1-Hour Trend: Falling
3-Hour Trend: Rising
High: 1027.0  | Low: 1023.0
Humidity: 83 % Increased 1% since last hour
Humidex: 14.8°C
Dew Point: 10.5°C Decreased 0.9°C since last hour
Wet Bulb: 11.8°C
Waxing Gibbous
Waxing Gibbous, Moon at 11 days in cycle
92%
Illuminated
UVI Forecast Solar Information
23/09/2026   Medium   3.3   
24/09/2026   Medium   3.3   
25/09/2026   Medium   3.2   
Sunrise is at: 06:53
Solar Noon at: 12:57
Sunset is at: 19:01
Wind Chill Heating Degree Days Sun
Current: 13.3°C
Today: 11.1°C  at 06:15
Yesterday: 11.4°C
Last Week: 9.4°C
Record: -13.3°C   01/03/2018
Today: 3.9
September: 55.8
2026 to Date: 1456.2
Cooling Degree Days
2026 to Date: 235.1
Daylight: 12:08:00
-00:03:50
Almanac Outside Now Station All Time Records Fire Risk
Sunrise is at: 06:53
Sunset is at: 19:01
Moonrise is at: 17:57
Moonset is at: 02:39
Cloud Height: 1270 ft
Wed 23 September
Low Tide: 0315 1.8
High Tide: 0929 4.1
Low Tide: 1534 1.8
High Tide: 2140 4.2
Air Density: 1.241 kg/m3
New Moon: 11 September 2026
Full Moon: 26 September 2026
Server Data
Sys Version: 10.37R-(b79)
Free Memory: 1049MB
Server Temp: 22.0°C
Sys Check: 00:20
Sys Reset: 12 Days 9 Hours 16 Minutes 23 Seconds
Highs: Lows:
35.5°C on:
25/06/2026
-8.2°C on:
10/01/2009
Avg Daytime Records
  30.8°C on: 25 Jun 2026   -4.0°C on: 01 Mar 2018
Avg Night Time Records
  26.8°C on: 26 Jun 2026   -6.1°C on: 10 Jan 2009
Soton & New Forest Fire Index
Currently:
-0.3 at 22:45


Tomorrow's and Tomorrow night's Outlook for the Southampton Area
Tomorrow
Cloudy
Cloudy
22°C
Cloudy. High 22C. Winds SE at 5 to 10 mph.
Tomorrow night
Fog Late
Fog Late
13°C
Partly cloudy skies early will give way to considerable cloudiness and fog after midnight. Low 13C. Winds ESE at 5 to 10 mph.
Short Term Weather Forecast for the Southampton Area
Tomorrow night
Fog Late
Fog Late
13°C
Friday
AM Fog, PM Sun
AM Fog, PM Sun
24°C
Friday night
Mostly Cloudy
Mostly Cloudy
11°C
Saturday
Partly Cloudy
Partly Cloudy
21°C
Saturday night
Partly Cloudy
Partly Cloudy
12°C
Sunday
Partly Cloudy
Partly Cloudy
20°C