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Updated Live on: 23/08/2026 22:20 - 
Summary / Temperature Wind Rain / Melted Snow Outlook
Clear

Currently 15.1°C, Max: 22.8°C, Min: 9.0°C 15.1°C Colder 1.1°C than last hour

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Feels like:  15°C

24-hr Difference
0.2°CWarmer 0.2°C than yesterday at this time
Records Today Yesterday
Highs: 22.8°C
14:35
21.9°C
16:10
Lows: 9.0°C
06:21
9.7°C
06:20
 Calm NW
0.0

Gusting: 0.0 mph
0 Bft - Calm
Max Today: 9.0 at 17:14
Gust Month: 14.1 mph on Aug 4
Rain Today: 0.0 mm
Rate (mm/hr): 0.0 mm
Yesterday: 0.0 mm
August: 6.1 mm
Rain this Year: 522.7 mm
2 rain days this August
Last Rain: 20/08/2026 at 15:44
Tonight
Mostly Clear
Mostly Clear
12°C
Barometer Humidity / Dew Point Moon
Current: 1022.0 mb  
1-Hour Trend: Steady
3-Hour Trend: Steady
High: 1025.0  | Low: 1021.0
Humidity: 71 % Increased 6% since last hour
Humidex: 16.3°C
Dew Point: 9.9°C Increased 0.3°C since last hour
Wet Bulb: 12.4°C
Waxing Gibbous
Waxing Gibbous, Moon at 10 days in cycle
83%
Illuminated
UVI Forecast Solar Information
23/08/2026   Medium   4.6   
24/08/2026   Medium   4.7   
25/08/2026   Medium   4.8   
Sunrise is at: 06:05
Solar Noon at: 13:08
Sunset is at: 20:10
Wind Chill Heating Degree Days Sun
Current: 15.1°C
Today: 9.0°C  at 06:21
Yesterday: 9.7°C
Last Week: 11.4°C
Record: -13.3°C   01/03/2018
Today: 4.6
August: 13.3
2026 to Date: 1394.6
Cooling Degree Days
2026 to Date: 230.3
Daylight: 14:05:00
-00:03:37
Almanac Outside Now Station All Time Records Fire Risk
Sunrise is at: 06:05
Sunset is at: 20:10
Moonrise is at: 18:22
Moonset is at: 00:17
Cloud Height: 2257 ft
Sun 23 August
Low Tide: 0214 2.1
High Tide: 0753 3.6
Low Tide: 1438 2.2
High Tide: 2021 3.7
Air Density: 1.230 kg/m3
New Moon: 12 August 2026
Full Moon: 28 August 2026
Server Data
Sys Version: 10.37R-(b79)
Free Memory: 1049MB
Server Temp: 23.0°C
Sys Check: 00:20
Sys Reset: 9 Days 8 Hours 48 Minutes 41 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:
3.1 at 22:20


Tomorrow's and Tomorrow night's Outlook for the Southampton Area
Tomorrow
Mostly Cloudy
Mostly Cloudy
24°C
A mix of clouds and sun early, then becoming cloudy later in the day. High 24C. Winds E at 10 to 20 mph.
Tomorrow night
Cloudy
Cloudy
16°C
Cloudy skies. Low 16C. Winds ENE at 10 to 20 mph.
Short Term Weather Forecast for the Southampton Area
Tomorrow night
Cloudy
Cloudy
16°C
Tuesday
Mostly Cloudy
Mostly Cloudy
23°C
Tuesday night
Mostly Cloudy
Mostly Cloudy
16°C
Wednesday
AM Clouds, PM Sun
AM Clouds, PM Sun
24°C
Wednesday night
Thunderstorms
Thunderstorms
17°C
Thursday
AM Showers
AM Showers
23°C