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Updated Live on: 31/08/2026 04:35 - 
Summary / Temperature Wind Rain / Melted Snow Outlook
mostly cloudy -  rain

Currently 12.2°C, Max: 14.5°C, Min: 12.2°C 12.2°C Colder 0.3°C than last hour

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Feels like:  12°C

24-hr Difference
-1.3°CColder 1.3°C than yesterday at this time
Records Today Yesterday
Highs: 14.5°C
00:00
20.9°C
13:03
Lows: 12.2°C
04:20
12.8°C
06:01
 Wind from W W
2.9

Gusting: 2.1 mph
1 Bft - Light Air
Max Today: 13.1 at 01:06
Gust Month: 18.4 mph on Aug 29
Rain Today: 0.3 mm
Last Rain at: 00:03
Rate (mm/hr): 0.0 mm
Yesterday: 4.9 mm
August: 24.2 mm
Rain this Year: 540.8 mm
6 rain days this August
Today
AM Showers
AM Showers
23°C
Barometer Humidity / Dew Point Moon
Current: 1005.0 mb Falling 1 °C/hr
1-Hour Trend: Falling
3-Hour Trend: Rising
High: 1007.0  | Low: 1004.0
Humidity: 98 %  
Humidex: 14.4°C
Dew Point: 11.9°C Decreased 0.3°C since last hour
Wet Bulb: 12.0°C
Waning Gibbous
Waning Gibbous, Moon at 17 days in cycle
90%
Illuminated
UVI Forecast Solar Information
31/08/2026   Medium   4.6   
01/09/2026   Medium   4.4   
02/09/2026   Medium   4.9   
Sunrise is at: 06:17
Solar Noon at: 13:05
Sunset is at: 19:53
Wind Chill Heating Degree Days Sun
Current: 12.8°C
Today: 11.2°C  at 03:58
Yesterday: 12.5°C
Last Week: 11.2°C
Record: -13.3°C   01/03/2018
Today: 0.8
August: 17.6
2026 to Date: 1399.0
Cooling Degree Days
2026 to Date: 234.4
Daylight: 13:36:00
-00:03:43
Almanac Outside Now Station All Time Records Fire Risk
Sunrise is at: 06:17
Sunset is at: 19:53
Moonrise is at: 20:45
Moonset is at: 10:11
Cloud Height: 231 ft
Mon 31 August
High Tide: 0053 4.7
Low Tide: 0710 0.8
High Tide: 1315 4.8
Low Tide: 1929 0.9
Air Density: 1.221 kg/m3
New Moon: 12 August 2026
Full Moon: 28 August 2026
Server Data
Sys Version: 10.37R-(b79)
Free Memory: 1049MB
Server Temp: 22.0°C
Sys Check: 00:20
Sys Reset: 16 Days 15 Hours 3 Minutes 31 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:
-2.0 at 04:35


Tonight's and Tomorrow's Outlook for the Southampton Area
Tonight
Mostly Cloudy
Mostly Cloudy
12°C
Partly cloudy this evening, then becoming cloudy after midnight. Low 12C. Winds W at 10 to 15 mph.
Tomorrow
Mostly Cloudy
Mostly Cloudy
22°C
Partly cloudy skies during the morning hours will become overcast in the afternoon. High 22C. Winds WSW at 10 to 15 mph.
Short Term Weather Forecast for the Southampton Area
Tomorrow
Mostly Cloudy
Mostly Cloudy
22°C
Tomorrow night
Cloudy
Cloudy
13°C
Wednesday
Cloudy
Cloudy
21°C
Wednesday night
Mostly Cloudy
Mostly Cloudy
18°C
Thursday
AM Drizzle
AM Drizzle
23°C
Thursday night
Drizzle Late
Drizzle Late
18°C