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Updated Live on: 30/05/2026 17:20 - 
Summary / Temperature Wind Rain / Melted Snow Outlook
Clear

Currently 26.0°C, Max: 27.4°C, Min: 11.2°C 26.0°C Warmer 0.3°C than last hour

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Feels like:  26°C

24-hr Difference
4°CWarmer 4°C than yesterday at this time
Records Today Yesterday
Highs: 27.4°C
15:13
22.8°C
13:48
Lows: 11.2°C
05:00
12.9°C
04:58
 Wind from SSW SSW
1.7

Gusting: 3.6 mph
1 Bft - Light Air
Max Today: 7.1 at 14:45
Gust Month: 19.9 mph on May 19
Rain Today: 0.0 mm
Rate (mm/hr): 0.0 mm
Yesterday: 0.0 mm
May: 30.4 mm
Rain this Year: 435.3 mm
12 rain days this May
Last Rain: 28/05/2026 at 19:18
Tonight
Cloudy
Cloudy
13°C
Barometer Humidity / Dew Point Moon
Current: 1015.0 mb Falling 2 °C/hr
1-Hour Trend: Falling
3-Hour Trend: Falling rapidly
High: 1022.0  | Low: 1015.0
Humidity: 39 % Increased 5% since last hour
Humidex: 27.7°C
Dew Point: 11.0°C Increased 2.2°C since last hour
Wet Bulb: 17.4°C
Full Moon
Full Moon, Moon at 14 days in cycle
99%
Illuminated
UVI Forecast Solar Information
30/05/2026   High   6.6   
31/05/2026   High   6.1   
01/06/2026   High   6.3   
Sunrise is at: 04:58
Solar Noon at: 13:03
Sunset is at: 21:08
Heat Index Cooling Degree Days Sun
Current: 26.0°C
Today: 26.9°C at 15:13
Yesterday: 22.8°C
Last Week: 34.1°C
Record: 34.2°C   19/07/2022
Today: 0.0
May: 31.9
2026 to Date: 31.9
Heating Degree Days
2026 to Date: 1316.3
Daylight: 16:10:00
+ 00:02:01
Almanac Outside Now Station All Time Records Fire Risk
Sunrise is at: 04:58
Sunset is at: 21:08
Moonrise is at: 21:01
Moonset is at: 03:41
Cloud Height: 6297 ft
Sat 30 May
Low Tide: 0446 1.1
High Tide: 1059 4.3
Low Tide: 1703 1.2
High Tide: 2312 4.4
Air Density: 1.176 kg/m3
New Moon: 16 May 2026
Full Moon: 31 May 2026
Server Data
Sys Version: 10.37R-(b79)
Free Memory: 1049MB
Server Temp: 24.8°C
Sys Check: 00:20
Sys Reset: 6 Days 9 Hours 7 Minutes 48 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:
37.5 at 17:20


Tomorrow's and Tomorrow night's Outlook for the Southampton Area
Tomorrow
Cloudy
Cloudy
22°C
Cloudy skies. Warm. High 22C. Winds W at 10 to 15 mph.
Tomorrow night
Mostly Clear
Mostly Clear
11°C
Mainly clear skies. Low 11C. Winds W at 10 to 15 mph.
Short Term Weather Forecast for the Southampton Area
Tomorrow night
Mostly Clear
Mostly Clear
11°C
Monday
PM Light Rain
PM Light Rain
18°C
Monday night
Rain
Rain
14°C
Tuesday
Thunderstorms
Thunderstorms
18°C
Tuesday night
Mostly Clear
Mostly Clear
12°C
Wednesday
Light Rain
Light Rain
17°C