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Updated Live on: 18/04/2026 00:05 - 
Summary / Temperature Wind Rain / Melted Snow Outlook
overcast

Currently 11.9°C, Max: 12.0°C, Min: 11.9°C 11.9°C Colder 0.2°C than last hour

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Feels like:  12°C

24-hr Difference
0.8°CWarmer 0.8°C than yesterday at this time
Records Today Yesterday
Highs: 12.0°C
00:00
18.5°C
13:29
Lows: 11.9°C
00:00
10.3°C
04:25
 Calm WSW
0.0

Gusting: 0.0 mph
0 Bft - Calm
Max Today: 1.7 at 00:01
Gust Month: 39.3 mph on Apr 11
Rain Today: 0.0 mm
Rate (mm/hr): 0.0 mm
Yesterday: 0.3 mm
April: 11.2 mm
Rain this Year: 405.0 mm
10 rain days this April
Last Rain: 17/04/2026 at 01:09
Tonight
Partly Cloudy
Partly Cloudy
7°C
Barometer Humidity / Dew Point Moon
Current: 1020.0 mb  
1-Hour Trend: Steady
3-Hour Trend: Steady
High: 1020.0  | Low: 1020.0
Humidity: 95 % Increased 1% since last hour
Humidex: 13.7°C
Dew Point: 11.1°C  
Wet Bulb: 11.5°C
New Moon
New Moon, Moon at 0 days in cycle
0%
Illuminated
UVI Forecast Solar Information
18/04/2026   Medium   3.7   
19/04/2026   Medium   3.7   
20/04/2026   Medium   3.7   
Sunrise is at: 06:07
Solar Noon at: 13:05
Sunset is at: 20:04
Wind Chill Heating Degree Days Sun
Current: 11.9°C
Today: 11.9°C  at 00:00
Yesterday: 9.0°C
Last Week: 2.9°C
Record: -13.3°C   01/03/2018
Today: 6.0
April: 117.1
2026 to Date: 1110.8
Cooling Degree Days
2026 to Date: 0.0
Daylight: 13:57:00
+ 00:03:43
Almanac Outside Now Station All Time Records Fire Risk
Sunrise is at: 06:07
Sunset is at: 20:04
Moonrise is at: 05:47
Moonset is at: 20:27
Cloud Height: 425 ft
Sat 18 April
Low Tide: 0545 0.6
High Tide: 1145 4.8
Low Tide: 1805 0.6
Air Density: 1.240 kg/m3
New Moon: 17 April 2026
Full Moon: 1 May 2026
Server Data
Sys Version: 10.37R-(b79)
Free Memory: 1049MB
Server Temp: 19.1°C
Sys Check: 00:20
Sys Reset: 2 Days 14 Hours 26 Minutes 16 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:
-1.8 at 00:05


Tomorrow's and Tomorrow night's Outlook for the Southampton Area
Tomorrow
Partly Cloudy
Partly Cloudy
17°C
Partly cloudy skies. High 17C. Winds WNW at 10 to 15 mph.
Tomorrow night
Mostly Clear
Mostly Clear
4°C
Mainly clear. Low 4C. Winds NNW at 5 to 10 mph.
Short Term Weather Forecast for the Southampton Area
Tomorrow night
Mostly Clear
Mostly Clear
4°C
Sunday
Mostly Sunny
Mostly Sunny
16°C
Sunday night
Partly Cloudy
Partly Cloudy
5°C
Monday
Partly Cloudy
Partly Cloudy
15°C
Monday night
Partly Cloudy
Partly Cloudy
5°C
Tuesday
Partly Cloudy
Partly Cloudy
14°C