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Updated Live on: 19/09/2026 09:30 - 
Summary / Temperature Wind Rain / Melted Snow Outlook
partly cloudy

Currently 16.7°C, Max: 16.7°C, Min: 14.7°C 16.7°C Warmer 1.3°C than last hour

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Feels like:  17°C

24-hr Difference
3°CWarmer 3°C than yesterday at this time
Records Today Yesterday
Highs: 16.7°C
09:28
19.4°C
12:39
Lows: 14.7°C
06:48
9.9°C
06:07
 Wind from N N
1.7

Gusting: 5.0 mph
2 Bft - Light Air
Max Today: 11.7 at 07:18
Gust Month: 18.9 mph on Sep 4
Rain Today: 0.0 mm
Rate (mm/hr): 0.0 mm
Yesterday: 0.0 mm
September: 32.0 mm
Rain this Year: 572.8 mm
8 rain days this September
Last Rain: 17/09/2026 at 11:00
Today
PM Drizzle
PM Drizzle
20°C
Barometer Humidity / Dew Point Moon
Current: 1016.0 mb  
1-Hour Trend: Steady
3-Hour Trend: Rising
High: 1017.0  | Low: 1014.0
Humidity: 90 % Decreased 4% since last hour
Humidex: 20.7°C
Dew Point: 15.1°C Increased 0.6°C since last hour
Wet Bulb: 15.7°C
Waxing Gibbous
Waxing Gibbous, Moon at 7 days in cycle
55%
Illuminated
UVI Forecast Solar Information
19/09/2026   Medium   3.7   
20/09/2026   Medium   3.6   
21/09/2026   Medium   3.7   
Sunrise is at: 06:46
Solar Noon at: 12:59
Sunset is at: 19:10
Wind Chill Heating Degree Days Sun
Current: 16.9°C
Today: 13.5°C  at 07:18
Yesterday: 9.5°C
Last Week: 9.4°C
Record: -13.3°C   01/03/2018
Today: 1.2
September: 44.3
2026 to Date: 1444.8
Cooling Degree Days
2026 to Date: 235.1
Daylight: 12:24:00
-00:03:50
Almanac Outside Now Station All Time Records Fire Risk
Sunrise is at: 06:46
Sunset is at: 19:10
Moonrise is at: 16:16
Moonset is at: 23:06
Cloud Height: 784 ft
Sat 19 September
High Tide: 0448 3.8
Low Tide: 1006 2.1
High Tide: 1713 3.8
Low Tide: 2241 2.2
Air Density: 1.213 kg/m3
New Moon: 11 September 2026
Full Moon: 26 September 2026
Server Data
Sys Version: 10.37R-(b79)
Free Memory: 1049MB
Server Temp: 19.9°C
Sys Check: 00:20
Sys Reset: 7 Days 20 Hours 1 Minutes 29 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:
-1.1 at 09:30


Tonight's and Tomorrow's Outlook for the Southampton Area
Tonight
Cloudy
Cloudy
15°C
Cloudy. Low near 15C. Winds WSW at 10 to 20 mph.
Tomorrow
Cloudy
Cloudy
21°C
Overcast. High 21C. Winds WNW at 5 to 10 mph.
Short Term Weather Forecast for the Southampton Area
Tomorrow
Cloudy
Cloudy
21°C
Tomorrow night
Partly Cloudy
Partly Cloudy
9°C
Monday
Mostly Sunny
Mostly Sunny
23°C
Monday night
Clear
Clear
13°C
Tuesday
Partly Cloudy
Partly Cloudy
23°C
Tuesday night
Mostly Clear
Mostly Clear
13°C