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Updated Live on: 11/09/2026 09:50 - 
Summary / Temperature Wind Rain / Melted Snow Outlook
Clear

Currently 16.7°C, Max: 16.7°C, Min: 12.7°C 16.7°C Warmer 2°C than last hour

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Feels like:  17°C

24-hr Difference
2.1°CWarmer 2.1°C than yesterday at this time
Records Today Yesterday
Highs: 16.7°C
09:47
19.1°C
12:10
Lows: 12.7°C
06:42
9.4°C
06:31
 Wind from S S
0.0

Gusting: 2.4 mph
0 Bft - Calm
Max Today: 9.0 at 01:23
Gust Month: 18.8 mph on Sep 4
Rain Today: 3.0 mm
Last Rain at: 03:47
Rate (mm/hr): 0.0 mm
Yesterday: 0.1 mm
September: 30.1 mm
Rain this Year: 570.9 mm
5 rain days this September
Today
Partly Cloudy
Partly Cloudy
23°C
Barometer Humidity / Dew Point Moon
Current: 1019.0 mb Rising 1 °C/hr
1-Hour Trend: Rising
3-Hour Trend: Rising
High: 1019.0  | Low: 1015.0
Humidity: 98 %  
Humidex: 21.6°C
Dew Point: 16.4°C Increased 2°C since last hour
Wet Bulb: 16.5°C
New Moon
New Moon, Moon at 0 days in cycle
0%
Illuminated
UVI Forecast Solar Information
11/09/2026   Medium   3.8   
12/09/2026   Medium   4.1   
13/09/2026   Medium   4.0   
Sunrise is at: 06:34
Solar Noon at: 13:02
Sunset is at: 19:28
Wind Chill Heating Degree Days Sun
Current: 17.6°C
Today: 12.6°C  at 07:00
Yesterday: 9.4°C
Last Week: 7.7°C
Record: -13.3°C   01/03/2018
Today: 1.4
September: 23.6
2026 to Date: 1424.1
Cooling Degree Days
2026 to Date: 235.1
Daylight: 12:54:00
-00:03:48
Almanac Outside Now Station All Time Records Fire Risk
Sunrise is at: 06:34
Sunset is at: 19:28
Moonrise is at: 06:56
Moonset is at: 19:17
Cloud Height: 236 ft
Fri 11 September
Low Tide: 0518 0.7
High Tide: 1136 4.8
Low Tide: 1737 0.8
High Tide: 2345 4.7
Air Density: 1.216 kg/m3
New Moon: 11 September 2026
Full Moon: 26 September 2026
Server Data
Sys Version: 10.37R-(b79)
Free Memory: 1049MB
Server Temp: 20.0°C
Sys Check: 00:20
Sys Reset: 27 Days 20 Hours 18 Minutes 17 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:
-1.8 at 09:50


Tonight's and Tomorrow's Outlook for the Southampton Area
Tonight
Fog Late
Fog Late
10°C
Mostly clear this evening, then becoming foggy and damp after midnight. Low near 10C. Winds WNW at 5 to 10 mph.
Tomorrow
Partly Cloudy
Partly Cloudy
23°C
Sunshine and clouds mixed. High 23C. Winds WSW at 10 to 20 mph.
Short Term Weather Forecast for the Southampton Area
Tomorrow
Partly Cloudy
Partly Cloudy
23°C
Tomorrow night
Light Rain Late
Light Rain Late
17°C
Sunday
AM Light Rain
AM Light Rain
23°C
Sunday night
Cloudy
Cloudy
17°C
Monday
Partly Cloudy
Partly Cloudy
23°C
Monday night
Partly Cloudy
Partly Cloudy
16°C