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Updated Live on: 15/09/2026 21:05 - 
Summary / Temperature Wind Rain / Melted Snow Outlook
Clear

Currently 13.8°C, Max: 20.2°C, Min: 13.8°C 13.8°C Colder 1°C than last hour

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Feels like:  14°C

24-hr Difference
-3.1°CColder 3.1°C than yesterday at this time
Records Today Yesterday
Highs: 20.2°C
15:14
21.7°C
12:56
Lows: 13.8°C
05:31
14.9°C
02:17
 Wind from ENE ENE
2.1

Gusting: 4.3 mph
1 Bft - Light Air
Max Today: 14.5 at 14:35
Gust Month: 18.9 mph on Sep 4
Rain Today: 0.4 mm
Last Rain at: 10:57
Rate (mm/hr): 0.0 mm
Yesterday: 0.0 mm
September: 30.8 mm
Rain this Year: 571.6 mm
7 rain days this September
Tonight
Partly Cloudy
Partly Cloudy
11°C
Barometer Humidity / Dew Point Moon
Current: 1018.0 mb  
1-Hour Trend: Steady
3-Hour Trend: Rising rapidly
High: 1019.0  | Low: 1015.0
Humidity: 82 % Increased 5% since last hour
Humidex: 15.5°C
Dew Point: 10.8°C  
Wet Bulb: 12.2°C
Waxing Crescent
Waxing Crescent, Moon at 4 days in cycle
23%
Illuminated
UVI Forecast Solar Information
15/09/2026   Medium   3.7   
16/09/2026   Medium   3.4   
17/09/2026   Medium   3.6   
Sunrise is at: 06:40
Solar Noon at: 13:00
Sunset is at: 19:19
Wind Chill Heating Degree Days Sun
Current: 13.7°C
Today: 13.3°C  at 05:26
Yesterday: 14.9°C
Last Week: 7.7°C
Record: -13.3°C   01/03/2018
Today: 2.3
September: 31.1
2026 to Date: 1431.5
Cooling Degree Days
2026 to Date: 235.1
Daylight: 12:39:00
-00:03:48
Almanac Outside Now Station All Time Records Fire Risk
Sunrise is at: 06:40
Sunset is at: 19:19
Moonrise is at: 12:04
Moonset is at: 20:18
Cloud Height: 1350 ft
Tue 15 September
High Tide: 0133 4.5
Low Tide: 0743 0.9
High Tide: 1355 4.5
Low Tide: 2001 1.1
Air Density: 1.230 kg/m3
New Moon: 11 September 2026
Full Moon: 26 September 2026
Server Data
Sys Version: 10.37R-(b79)
Free Memory: 1049MB
Server Temp: 21.9°C
Sys Check: 00:20
Sys Reset: 4 Days 7 Hours 36 Minutes 31 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:
-0.1 at 21:05


Tomorrow's and Tomorrow night's Outlook for the Southampton Area
Tomorrow
Partly Cloudy
Partly Cloudy
20°C
Some sun in the morning with increasing clouds during the afternoon. Slight chance of a rain shower. High near 20C. Winds NW at 10 to 15 mph.
Tomorrow night
Cloudy
Cloudy
14°C
Cloudy. Low 14C. Winds WSW at 10 to 15 mph.
Short Term Weather Forecast for the Southampton Area
Tomorrow night
Cloudy
Cloudy
14°C
Thursday
AM Clouds, PM Sun
AM Clouds, PM Sun
20°C
Thursday night
Partly Cloudy
Partly Cloudy
10°C
Friday
Cloudy
Cloudy
19°C
Friday night
Cloudy
Cloudy
16°C
Saturday
Cloudy
Cloudy
21°C