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Updated Live on: 29/06/2026 17:40 - 
Summary / Temperature Wind Rain / Melted Snow Outlook
partly cloudy

Currently 20.4°C, Max: 23.9°C, Min: 12.1°C 20.4°C Colder 1.1°C than last hour

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Feels like:  20°C

24-hr Difference
-1.5°CColder 1.5°C than yesterday at this time
Records Today Yesterday
Highs: 23.9°C
11:16
25.4°C
11:17
Lows: 12.1°C
04:49
14.9°C
23:44
 Wind from SSW SSW
3.6

Gusting: 3.6 mph
2 Bft - Light Breeze
Max Today: 12.1 at 16:27
Gust Month: 24.5 mph on Jun 6
Rain Today: 0.0 mm
Rate (mm/hr): 0.0 mm
Yesterday: 0.0 mm
June: 80.3 mm
Rain this Year: 515.7 mm
12 rain days this June
Last Rain: 17/06/2026 at 08:12
Tonight
Mostly Cloudy
Mostly Cloudy
14°C
Barometer Humidity / Dew Point Moon
Current: 1024.0 mb  
1-Hour Trend: Steady
3-Hour Trend: Falling
High: 1027.0  | Low: 1023.0
Humidity: 54 % Increased 2% since last hour
Humidex: 22.1°C
Dew Point: 10.8°C Decreased 0.4°C since last hour
Wet Bulb: 15.1°C
Full Moon
Full Moon, Moon at 14 days in cycle
100%
Illuminated
UVI Forecast Solar Information
29/06/2026   High   6.7   
30/06/2026   High   6.7   
01/07/2026   High   7.2   
Sunrise is at: 04:54
Solar Noon at: 13:09
Sunset is at: 21:23
Heat Index Cooling Degree Days Sun
Current: 20.4°C
Today: 23.9°C at 11:16
Yesterday: 25.4°C
Last Week: 39.7°C
Record: 39.7°C   25/06/2026
Today: 0.0
June: 53.5
2026 to Date: 86.4
Heating Degree Days
2026 to Date: 1382.5
Daylight: 16:29:00
-00:00:44
Almanac Outside Now Station All Time Records Fire Risk
Sunrise is at: 04:54
Sunset is at: 21:23
Moonrise is at: 21:47
Moonset is at: 03:34
Cloud Height: 4070 ft
Mon 29 June
Low Tide: 0509 1.2
High Tide: 1122 4.2
Low Tide: 1727 1.4
High Tide: 2333 4.3
Air Density: 1.209 kg/m3
New Moon: 15 June 2026
Full Moon: 29 June 2026
Server Data
Sys Version: 10.37R-(b79)
Free Memory: 1049MB
Server Temp: 25.3°C
Sys Check: 00:20
Sys Reset: 10 Days 5 Hours 6 Minutes 29 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:
14.6 at 17:40


Tomorrow's and Tomorrow night's Outlook for the Southampton Area
Tomorrow
AM Clouds, PM Sun
AM Clouds, PM Sun
21°C
Cloudy skies early, then partly cloudy in the afternoon. High 21C. Winds SW at 10 to 20 mph.
Tomorrow night
Partly Cloudy
Partly Cloudy
14°C
A few clouds. Low 14C. Winds W at 10 to 15 mph.
Short Term Weather Forecast for the Southampton Area
Tomorrow night
Partly Cloudy
Partly Cloudy
14°C
Wednesday
Partly Cloudy
Partly Cloudy
25°C
Wednesday night
Mostly Clear
Mostly Clear
15°C
Thursday
AM Clouds, PM Sun
AM Clouds, PM Sun
26°C
Thursday night
Mostly Clear
Mostly Clear
13°C
Friday
Partly Cloudy
Partly Cloudy
26°C