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Updated Live on: 20/04/2026 10:55 - 
Summary / Temperature Wind Rain / Melted Snow Outlook
mostly clear

Currently 12.3°C, Max: 12.8°C, Min: 4.0°C 12.3°C Warmer 0.4°C than last hour

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Feels like:  12°C

24-hr Difference
-1°CColder 1°C than yesterday at this time
Records Today Yesterday
Highs: 12.8°C
09:56
16.0°C
15:06
Lows: 4.0°C
06:19
4.9°C
06:12
 Wind from N N
2.4

Gusting: 0.0 mph
1 Bft - Light Air
Max Today: 6.0 at 01:54
Gust Month: 39.3 mph on Apr 11
Rain Today: 0.0 mm
Rate (mm/hr): 0.0 mm
Yesterday: 0.0 mm
April: 11.2 mm
Rain this Year: 405.0 mm
10 rain days this April
Last Rain: 17/04/2026 at 01:09
Today
Partly Cloudy
Partly Cloudy
15°C
Barometer Humidity / Dew Point Moon
Current: 1024.0 mb  
1-Hour Trend: Steady
3-Hour Trend: Falling
High: 1025.0  | Low: 1023.0
Humidity: 47 % Decreased 9% since last hour
Humidex: 10.5°C
Dew Point: 1.3°C Decreased 1.8°C since last hour
Wet Bulb: 7.6°C
Waxing Crescent
Waxing Crescent, Moon at 3 days in cycle
12%
Illuminated
UVI Forecast Solar Information
20/04/2026   Medium   3.9   
21/04/2026   Medium   4.1   
22/04/2026   Medium   4.1   
Sunrise is at: 06:00
Solar Noon at: 13:04
Sunset is at: 20:09
Wind Chill Heating Degree Days Sun
Current: 12.3°C
Today: 4.0°C  at 06:19
Yesterday: 4.9°C
Last Week: 2.9°C
Record: -13.3°C   01/03/2018
Today: 5.3
April: 136.5
2026 to Date: 1130.1
Cooling Degree Days
2026 to Date: 0.0
Daylight: 14:09:00
+ 00:03:40
Almanac Outside Now Station All Time Records Fire Risk
Sunrise is at: 06:00
Sunset is at: 20:09
Moonrise is at: 07:09
Moonset is at: 00:45
Cloud Height: 4638 ft
Mon 20 April
High Tide: 0049 4.8
Low Tide: 0711 0.6
High Tide: 1317 4.7
Low Tide: 1933 0.8
Air Density: 1.247 kg/m3
New Moon: 17 April 2026
Full Moon: 1 May 2026
Server Data
Sys Version: 10.37R-(b79)
Free Memory: 1049MB
Server Temp: 17.5°C
Sys Check: 00:20
Sys Reset: 5 Days 1 Hours 16 Minutes 13 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:
20.7 at 10:55


Tonight's and Tomorrow's Outlook for the Southampton Area
Tonight
Partly Cloudy
Partly Cloudy
5°C
Some passing clouds. Low near 5C. Winds ENE at 5 to 10 mph.
Tomorrow
Cloudy
Cloudy
15°C
Cloudy. High around 15C. Winds ENE at 10 to 20 mph.
Short Term Weather Forecast for the Southampton Area
Tomorrow
Cloudy
Cloudy
15°C
Tomorrow night
Partly Cloudy
Partly Cloudy
7°C
Wednesday
Partly Cloudy
Partly Cloudy
18°C
Wednesday night
Partly Cloudy
Partly Cloudy
7°C
Thursday
Sunny
Sunny
20°C
Thursday night
Clear
Clear
5°C