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Updated Live on: 15/09/2025 19:15 - 
Summary / Temperature Wind Rain / Melted Snow Outlook
partly cloudy

Currently 13.7°C, Max: 17.3°C, Min: 11.1°C 13.7°C Colder 0.9°C than last hour

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Feels like:  13°C

24-hr Difference
-1.4°CColder 1.4°C than yesterday at this time
Records Today Yesterday
Highs: 17.3°C
12:57
15.3°C
14:02
Lows: 11.1°C
05:38
5.6°C
06:49
 Wind from SSE SSE
5.0

Gusting: 4.7 mph
2 Bft - Light Breeze
Max Today: 17.8 at 02:37
Gust Month: 23.1 mph on Sep 3
Rain Today: 0.0 mm
Rate (mm/hr): 0.0 mm
Yesterday: 5.7 mm
September: 93.5 mm
Rain this Year: 453.2 mm
12 rain days this September
Last Rain: 14/09/2025 at 20:44
Tonight
Partly Cloudy
Partly Cloudy
12°C
Barometer Humidity / Dew Point Moon
Current: 1010.0 mb  
1-Hour Trend: Steady
3-Hour Trend: Rising
High: 1011.0  | Low: 1003.0
Humidity: 78 % Increased 6% since last hour
Humidex: 15.0°C
Dew Point: 9.9°C Increased 0.3°C since last hour
Wet Bulb: 11.7°C
Waning Crescent
Waning Crescent, Moon at 23 days in cycle
36%
Illuminated
UVI Forecast Solar Information
15/09/2025   Medium   3.6   
16/09/2025   Medium   3.9   
17/09/2025   Medium   4.0   
Sunrise is at: 06:41
Solar Noon at: 13:00
Sunset is at: 19:19
Wind Chill Heating Degree Days Sun
Current: 13.4°C
Today: 8.7°C  at 05:40
Yesterday: 5.6°C
Last Week: 7.4°C
Record: -13.3°C   01/03/2018
Today: 4.4
September: 67.5
2025 to Date: 1580.8
Cooling Degree Days
2025 to Date: 65.7
Daylight: 12:38:00
-00:03:48
Almanac Outside Now Station All Time Records Fire Risk
Sunrise is at: 06:41
Sunset is at: 19:19
Moonrise is at: 23:59
Moonset is at: 16:42
Cloud Height: 1658 ft
Mon 15 September
High Tide: 0503 4.1
Low Tide: 1104 1.9
High Tide: 1732 4.0
Low Tide: 2355 1.9
Air Density: 1.221 kg/m3
New Moon: 23 August 2025
Full Moon: 7 September 2025
Server Data
Sys Version: 10.37R-(b79)
Free Memory: 1049MB
Server Temp: 19.8°C
Sys Check: ---
Sys Reset: 0 Days 7 Hours 48 Minutes 5 Seconds
Highs: Lows:
35.2°C on:
19/07/2022
-8.2°C on:
10/01/2009
Avg Daytime Records
  29.2°C on: 19 Jul 2022   -4.0°C on: 01 Mar 2018
Avg Night Time Records
  24.8°C on: 20 Jul 2016   -6.1°C on: 10 Jan 2009
Soton & New Forest Fire Index
Currently:
0.8 at 19:15


Tomorrow's and Tomorrow night's Outlook for the Southampton Area
Tomorrow
Cloudy
Cloudy
18°C
Cloudy. High 18C. Winds W at 10 to 20 mph.
Tomorrow night
Light Rain
Light Rain
14°C
Cloudy with periods of light rain. Low 14C. Winds SW at 10 to 20 mph. Chance of rain 80%.
Short Term Weather Forecast for the Southampton Area
Tomorrow night
Light Rain
Light Rain
14°C
Wednesday
PM Drizzle
PM Drizzle
18°C
Wednesday night
Drizzle
Drizzle
16°C
Thursday
Drizzle
Drizzle
19°C
Thursday night
Cloudy
Cloudy
15°C
Friday
Mostly Cloudy
Mostly Cloudy
21°C