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Updated Live on: 07/09/2026 10:20 - 
Summary / Temperature Wind Rain / Melted Snow Outlook
mostly cloudy

Currently 19.4°C, Max: 19.8°C, Min: 14.7°C 19.4°C Warmer 0.8°C than last hour

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Feels like:  19°C

24-hr Difference
-0.7°CColder 0.7°C than yesterday at this time
Records Today Yesterday
Highs: 19.8°C
09:54
25.3°C
13:42
Lows: 14.7°C
05:14
12.7°C
01:56
 Wind from NNW NNW
2.1

Gusting: 4.0 mph
1 Bft - Light Air
Max Today: 6.0 at 05:27
Gust Month: 18.8 mph on Sep 4
Rain Today: 0.0 mm
Rate (mm/hr): 0.0 mm
Yesterday: 0.0 mm
September: 2.9 mm
Rain this Year: 543.7 mm
2 rain days this September
Last Rain: 04/09/2026 at 08:43
Today
Cloudy
Cloudy
22°C
Barometer Humidity / Dew Point Moon
Current: 1017.0 mb  
1-Hour Trend: Steady
3-Hour Trend: Rising
High: 1017.0  | Low: 1015.0
Humidity: 90 % Decreased 6% since last hour
Humidex: 25.2°C
Dew Point: 17.7°C Decreased 0.2°C since last hour
Wet Bulb: 18.4°C
Waning Crescent
Waning Crescent, Moon at 25 days in cycle
17%
Illuminated
UVI Forecast Solar Information
07/09/2026   Medium   4.3   
08/09/2026   Medium   3.7   
09/09/2026   Medium   3.7   
Sunrise is at: 06:28
Solar Noon at: 13:03
Sunset is at: 19:37
Heat Index Cooling Degree Days Sun
Current: 19.4°C
Today: 19.8°C at 09:54
Yesterday: 25.3°C
Last Week: 26.1°C
Record: 39.7°C   25/06/2026
Today: 0.0
September: 0.7
2026 to Date: 235.1
Heating Degree Days
2026 to Date: 1410.4
Daylight: 13:09:00
-00:03:46
Almanac Outside Now Station All Time Records Fire Risk
Sunrise is at: 06:28
Sunset is at: 19:37
Moonrise is at: 01:18
Moonset is at: 18:07
Cloud Height: 799 ft
Mon 07 September
Low Tide: 0147 1.9
High Tide: 0802 3.9
Low Tide: 1432 1.9
High Tide: 2042 4.0
Air Density: 1.202 kg/m3
New Moon: 12 August 2026
Full Moon: 28 August 2026
Server Data
Sys Version: 10.37R-(b79)
Free Memory: 1049MB
Server Temp: 22.4°C
Sys Check: 00:20
Sys Reset: 23 Days 20 Hours 48 Minutes 22 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:
-0.9 at 10:20


Tonight's and Tomorrow's Outlook for the Southampton Area
Tonight
Rain Late
Rain Late
14°C
Cloudy with rain developing after midnight. Low 14C. Winds WSW at 10 to 15 mph. Chance of rain 90%.
Tomorrow
AM Rain
AM Rain
19°C
Becoming partly cloudy after some morning rain. High 19C. Winds W at 10 to 20 mph. Chance of rain 100%. Rainfall near 6mm. Locally heavy rainfall possible.
Short Term Weather Forecast for the Southampton Area
Tomorrow
AM Rain
AM Rain
19°C
Tomorrow night
Clear
Clear
11°C
Wednesday
Partly Cloudy
Partly Cloudy
21°C
Wednesday night
Mostly Cloudy
Mostly Cloudy
9°C
Thursday
Mostly Cloudy
Mostly Cloudy
20°C
Thursday night
Showers
Showers
15°C