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Updated Live on: 19/05/2026 03:40 - 
Summary / Temperature Wind Rain / Melted Snow Outlook
mostly cloudy -  light rain

Currently 10.4°C, Max: 10.6°C, Min: 10.4°C 10.4°C Colder 0.2°C than last hour

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Feels like:  10°C

24-hr Difference
2.1°CWarmer 2.1°C than yesterday at this time
Records Today Yesterday
Highs: 10.6°C
00:00
15.5°C
10:26
Lows: 10.4°C
03:18
7.7°C
05:08
 Wind from N N
4.7

Gusting: 4.7 mph
2 Bft - Light Breeze
Max Today: 14.1 at 02:49
Gust Month: 15.4 mph on May 18
Rain Today: 1.5 mm
Last Rain at: 03:22
Rate (mm/hr): 0.5 mm
Yesterday: 0.6 mm
May: 23.4 mm
Rain this Year: 428.4 mm
10 rain days this May
Today
AM Rain
AM Rain
16°C
Barometer Humidity / Dew Point Moon
Current: 1008.0 mb  
1-Hour Trend: Steady
3-Hour Trend: Falling
High: 1011.0  | Low: 1007.0
Humidity: 98 %  
Humidex: 11.7°C
Dew Point: 10.1°C Decreased 0.2°C since last hour
Wet Bulb: 10.2°C
Waxing Crescent
Waxing Crescent, Moon at 2 days in cycle
8%
Illuminated
UVI Forecast Solar Information
19/05/2026   Medium   5.3   
20/05/2026   Medium   5.7   
21/05/2026   High   6.4   
Sunrise is at: 05:10
Solar Noon at: 13:02
Sunset is at: 20:54
Wind Chill Heating Degree Days Sun
Current: 9.6°C
Today: 7.8°C  at 03:24
Yesterday: 6.0°C
Last Week: 3.2°C
Record: -13.3°C   01/03/2018
Today: 1.1
May: 113.2
2026 to Date: 1305.4
Cooling Degree Days
2026 to Date: 0.0
Daylight: 15:44:00
+ 00:02:44
Almanac Outside Now Station All Time Records Fire Risk
Sunrise is at: 05:10
Sunset is at: 20:54
Moonrise is at: 06:54
Moonset is at: 00:33
Cloud Height: 229 ft
Tue 19 May
High Tide: 0036 4.7
Low Tide: 0658 0.7
High Tide: 1312 4.6
Low Tide: 1922 0.9
Air Density: 1.233 kg/m3
New Moon: 16 May 2026
Full Moon: 31 May 2026
Server Data
Sys Version: 10.37R-(b79)
Free Memory: 1049MB
Server Temp: 20.0°C
Sys Check: 00:20
Sys Reset: 3 Days 15 Hours 22 Minutes 27 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:
-2.1 at 03:40


Tonight's and Tomorrow's Outlook for the Southampton Area
Tonight
Partly Cloudy
Partly Cloudy
12°C
A few clouds. Low 12C. Winds SW at 10 to 20 mph.
Tomorrow
Mostly Cloudy
Mostly Cloudy
18°C
Mainly cloudy. High 18C. Winds WSW at 10 to 20 mph.
Short Term Weather Forecast for the Southampton Area
Tomorrow
Mostly Cloudy
Mostly Cloudy
18°C
Tomorrow night
Mostly Cloudy
Mostly Cloudy
11°C
Thursday
AM Clouds, PM Sun
AM Clouds, PM Sun
20°C
Thursday night
Partly Cloudy
Partly Cloudy
12°C
Friday
Partly Cloudy
Partly Cloudy
24°C
Friday night
Partly Cloudy
Partly Cloudy
15°C