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Updated Live on: 22/09/2026 22:10 - 
Summary / Temperature Wind Rain / Melted Snow Outlook
Clear

Currently 15.8°C, Max: 23.6°C, Min: 11.4°C 15.8°C Colder 0.8°C than last hour

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Feels like:  16°C

24-hr Difference
0.4°CWarmer 0.4°C than yesterday at this time
Records Today Yesterday
Highs: 23.6°C
14:10
21.9°C
14:19
Lows: 11.4°C
07:23
8.4°C
06:37
 Calm NW
0.0

Gusting: 0.0 mph
0 Bft - Calm
Max Today: 9.0 at 14:57
Gust Month: 18.9 mph on Sep 4
Rain Today: 0.0 mm
Rate (mm/hr): 0.0 mm
Yesterday: 0.1 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
Fog Late
Fog Late
12°C
Barometer Humidity / Dew Point Moon
Current: 1027.0 mb  
1-Hour Trend: Steady
3-Hour Trend: Steady
High: 1031.0  | Low: 1027.0
Humidity: 80 % Increased 7% since last hour
Humidex: 18.3°C
Dew Point: 12.4°C Increased 0.6°C since last hour
Wet Bulb: 13.9°C
Waxing Gibbous
Waxing Gibbous, Moon at 11 days in cycle
85%
Illuminated
UVI Forecast Solar Information
22/09/2026   Medium   3.6   
23/09/2026   Medium   3.2   
24/09/2026   Medium   3.3   
Sunrise is at: 06:51
Solar Noon at: 12:58
Sunset is at: 19:03
Wind Chill Heating Degree Days Sun
Current: 15.8°C
Today: 11.4°C  at 07:23
Yesterday: 8.4°C
Last Week: 9.4°C
Record: -13.3°C   01/03/2018
Today: 3.5
September: 53.9
2026 to Date: 1454.4
Cooling Degree Days
2026 to Date: 235.1
Daylight: 12:12:00
-00:03:50
Almanac Outside Now Station All Time Records Fire Risk
Sunrise is at: 06:51
Sunset is at: 19:03
Moonrise is at: 17:41
Moonset is at: 01:23
Cloud Height: 1524 ft
Tue 22 September
Low Tide: 0238 2.0
High Tide: 0831 3.9
Low Tide: 1459 2.1
High Tide: 2051 3.9
Air Density: 1.232 kg/m3
New Moon: 11 September 2026
Full Moon: 26 September 2026
Server Data
Sys Version: 10.37R-(b79)
Free Memory: 1049MB
Server Temp: 22.4°C
Sys Check: 00:20
Sys Reset: 11 Days 8 Hours 41 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:
0.5 at 22:10


Tomorrow's and Tomorrow night's Outlook for the Southampton Area
Tomorrow
AM Fog, PM Sun
AM Fog, PM Sun
24°C
Foggy early, then partly cloudy later in the day. High 24C. Winds NW at 10 to 15 mph.
Tomorrow night
Partly Cloudy
Partly Cloudy
10°C
Partly cloudy. Low near 10C. Winds NNE at 5 to 10 mph.
Short Term Weather Forecast for the Southampton Area
Tomorrow night
Partly Cloudy
Partly Cloudy
10°C
Thursday
Cloudy
Cloudy
22°C
Thursday night
Partly Cloudy
Partly Cloudy
12°C
Friday
Partly Cloudy
Partly Cloudy
24°C
Friday night
Partly Cloudy
Partly Cloudy
11°C
Saturday
Partly Cloudy
Partly Cloudy
21°C