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Updated Live on: 04/08/2026 20:10 - 
Summary / Temperature Wind Rain / Melted Snow Outlook
mostly clear

Currently 20.8°C, Max: 28.4°C, Min: 18.0°C 20.8°C Colder 1.2°C than last hour

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Feels like:  21°C

24-hr Difference
-4.6°CColder 4.6°C than yesterday at this time
Records Today Yesterday
Highs: 28.4°C
11:02
31.8°C
13:03
Lows: 18.0°C
05:54
14.0°C
05:44
 Wind from SW SW
1.4

Gusting: 0.0 mph
0 Bft - Light Air
Max Today: 14.1 at 10:59
Gust Month: 14.1 mph on Aug 4
Rain Today: 0.0 mm
Rate (mm/hr): 0.0 mm
Yesterday: 0.0 mm
August: 0.0 mm
Rain this Year: 516.6 mm
34 days since it last rained
Last Rain: 30/06/2026 at 09:46
Tonight
Partly Cloudy
Partly Cloudy
18°C
Barometer Humidity / Dew Point Moon
Current: 1010.0 mb Rising 1 °C/hr
1-Hour Trend: Rising
3-Hour Trend: Rising
High: 1010.0  | Low: 1007.0
Humidity: 76 % Increased 3% since last hour
Humidex: 25.7°C
Dew Point: 16.4°C Decreased 0.5°C since last hour
Wet Bulb: 18.1°C
Waning Gibbous
Waning Gibbous, Moon at 20 days in cycle
64%
Illuminated
UVI Forecast Solar Information
04/08/2026   High   6.2   
05/08/2026   Medium   5.6   
06/08/2026   Medium   5.2   
Sunrise is at: 05:35
Solar Noon at: 13:11
Sunset is at: 20:46
Heat Index Cooling Degree Days Sun
Current: 20.8°C
Today: 30.1°C at 11:02
Yesterday: 31.7°C
Last Week: 32.8°C
Record: 39.7°C   25/06/2026
Today: 2.0
August: 9.7
2026 to Date: 192.2
Heating Degree Days
2026 to Date: 1381.3
Daylight: 15:11:00
-00:03:10
Almanac Outside Now Station All Time Records Fire Risk
Sunrise is at: 05:35
Sunset is at: 20:46
Moonrise is at: 22:38
Moonset is at: 12:23
Cloud Height: 1913 ft
Tue 04 August
High Tide: 0235 4.4
Low Tide: 0849 1.0
High Tide: 1506 4.5
Low Tide: 2112 1.2
Air Density: 1.189 kg/m3
New Moon: 14 July 2026
Full Moon: 29 July 2026
Server Data
Sys Version: 10.37R-(b79)
Free Memory: 1049MB
Server Temp: 28.5°C
Sys Check: 00:20
Sys Reset: 4 Days 6 Hours 41 Minutes 13 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 20:10


Tomorrow's and Tomorrow night's Outlook for the Southampton Area
Tomorrow
Partly Cloudy
Partly Cloudy
24°C
Partly cloudy skies. High 24C. Winds W at 10 to 20 mph.
Tomorrow night
Mostly Clear
Mostly Clear
12°C
A mostly clear sky. Low 12C. Winds W at 10 to 20 mph.
Short Term Weather Forecast for the Southampton Area
Tomorrow night
Mostly Clear
Mostly Clear
12°C
Thursday
Mostly Sunny
Mostly Sunny
24°C
Thursday night
Mostly Clear
Mostly Clear
10°C
Friday
Partly Cloudy
Partly Cloudy
24°C
Friday night
Partly Cloudy
Partly Cloudy
12°C
Saturday
Partly Cloudy
Partly Cloudy
26°C