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Updated Live on: 14/09/2026 04:30 - 
Summary / Temperature Wind Rain / Melted Snow Outlook
mostly clear

Currently 15.2°C, Max: 16.0°C, Min: 14.9°C 15.2°C Colder 0.2°C than last hour

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Feels like:  15°C

24-hr Difference
-0.4°CColder 0.4°C than yesterday at this time
Records Today Yesterday
Highs: 16.0°C
00:00
21.7°C
15:34
Lows: 14.9°C
02:17
15.6°C
04:10
 Calm WSW
0.0

Gusting: 0.0 mph
0 Bft - Calm
Max Today: 2.1 at 00:37
Gust Month: 18.9 mph on Sep 4
Rain Today: 0.0 mm
Rate (mm/hr): 0.0 mm
Yesterday: 0.3 mm
September: 30.4 mm
Rain this Year: 571.2 mm
6 rain days this September
Last Rain: 13/09/2026 at 20:16
Today
AM Fog, PM Sun
AM Fog, PM Sun
22°C
Barometer Humidity / Dew Point Moon
Current: 1022.0 mb  
1-Hour Trend: Steady
3-Hour Trend: Falling
High: 1023.0  | Low: 1022.0
Humidity: 98 %  
Humidex: 19.1°C
Dew Point: 14.9°C Decreased 0.2°C since last hour
Wet Bulb: 15.0°C
Waxing Crescent
Waxing Crescent, Moon at 3 days in cycle
10%
Illuminated
UVI Forecast Solar Information
14/09/2026   Medium   4.0   
15/09/2026   Medium   3.7   
16/09/2026   Medium   3.4   
Sunrise is at: 06:39
Solar Noon at: 13:01
Sunset is at: 19:22
Wind Chill Heating Degree Days Sun
Current: 15.2°C
Today: 14.9°C  at 02:17
Yesterday: 15.3°C
Last Week: 7.7°C
Record: -13.3°C   01/03/2018
Today: 0.5
September: 28.4
2026 to Date: 1428.9
Cooling Degree Days
2026 to Date: 235.1
Daylight: 12:43:00
-00:03:49
Almanac Outside Now Station All Time Records Fire Risk
Sunrise is at: 06:39
Sunset is at: 19:22
Moonrise is at: 10:48
Moonset is at: 19:59
Cloud Height: 234 ft
Mon 14 September
High Tide: 0057 4.6
Low Tide: 0708 0.7
High Tide: 1320 4.7
Low Tide: 1927 0.9
Air Density: 1.227 kg/m3
New Moon: 11 September 2026
Full Moon: 26 September 2026
Server Data
Sys Version: 10.37R-(b79)
Free Memory: 1049MB
Server Temp: 21.7°C
Sys Check: 00:20
Sys Reset: 2 Days 15 Hours 1 Minutes 35 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 04:30


Tonight's and Tomorrow's Outlook for the Southampton Area
Tonight
Mostly Cloudy
Mostly Cloudy
16°C
Partly cloudy skies this evening will become overcast overnight. Low 16C. Winds SW at 5 to 10 mph.
Tomorrow
AM Light Rain
AM Light Rain
22°C
Cloudy with light rain in the morning...then becoming partly cloudy. High 22C. Winds W at 10 to 20 mph. Chance of rain 70%.
Short Term Weather Forecast for the Southampton Area
Tomorrow
AM Light Rain
AM Light Rain
22°C
Tomorrow night
Mostly Clear
Mostly Clear
11°C
Wednesday
Partly Cloudy
Partly Cloudy
20°C
Wednesday night
Mostly Cloudy
Mostly Cloudy
13°C
Thursday
AM Light Rain
AM Light Rain
19°C
Thursday night
Partly Cloudy
Partly Cloudy
11°C