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Updated Live on: 17/07/2026 20:40 - 
Summary / Temperature Wind Rain / Melted Snow Outlook
Clear

Currently 23.3°C, Max: 30.0°C, Min: 15.1°C 23.3°C Colder 1°C than last hour

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Feels like:  23°C

24-hr Difference
0.1°CWarmer 0.1°C than yesterday at this time
Records Today Yesterday
Highs: 30.0°C
12:13
29.2°C
15:00
Lows: 15.1°C
05:19
14.2°C
05:39
 Calm SW
0.0

Gusting: 0.0 mph
0 Bft - Calm
Max Today: 10.7 at 16:01
Gust Month: 13.8 mph on Jul 12
Rain Today: 0.0 mm
Rate (mm/hr): 0.0 mm
Yesterday: 0.0 mm
July: 0.0 mm
Rain this Year: 516.6 mm
16 days since it last rained
Last Rain: 30/06/2026 at 09:46
Tonight
Showers Early
Showers Early
16°C
Barometer Humidity / Dew Point Moon
Current: 1015.0 mb Rising 1 °C/hr
1-Hour Trend: Rising
3-Hour Trend: Rising
High: 1017.0  | Low: 1013.0
Humidity: 49 % Increased 4% since last hour
Humidex: 25.6°C
Dew Point: 12.0°C Increased 0.4°C since last hour
Wet Bulb: 16.8°C
Waxing Crescent
Waxing Crescent, Moon at 3 days in cycle
15%
Illuminated
UVI Forecast Solar Information
17/07/2026   High   6.3   
18/07/2026   High   6.5   
19/07/2026   High   6.2   
Sunrise is at: 05:11
Solar Noon at: 13:11
Sunset is at: 21:11
Heat Index Cooling Degree Days Sun
Current: 23.3°C
Today: 29.2°C at 10:58
Yesterday: 28.8°C
Last Week: 29.8°C
Record: 39.7°C   25/06/2026
Today: 1.5
July: 61.5
2026 to Date: 147.9
Heating Degree Days
2026 to Date: 1381.1
Daylight: 16:00:00
-00:02:15
Almanac Outside Now Station All Time Records Fire Risk
Sunrise is at: 05:11
Sunset is at: 21:11
Moonrise is at: 09:05
Moonset is at: 22:38
Cloud Height: 4768 ft
Fri 17 July
High Tide: 0107 4.6
Low Tide: 0721 0.6
High Tide: 1352 4.6
Low Tide: 1943 0.9
Air Density: 1.187 kg/m3
New Moon: 14 July 2026
Full Moon: 29 July 2026
Server Data
Sys Version: 10.37R-(b79)
Free Memory: 1049MB
Server Temp: 28.4°C
Sys Check: ---
Sys Reset: 0 Days 7 Hours 7 Minutes 16 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:
20.7 at 20:40


Tomorrow's and Tomorrow night's Outlook for the Southampton Area
Tomorrow
Mostly Sunny
Mostly Sunny
26°C
Generally sunny despite a few afternoon clouds. Very warm. High 26C. Winds NNE at 5 to 10 mph.
Tomorrow night
Partly Cloudy
Partly Cloudy
13°C
Partly cloudy skies. Low 13C. Winds NE at 5 to 10 mph.
Short Term Weather Forecast for the Southampton Area
Tomorrow night
Partly Cloudy
Partly Cloudy
13°C
Sunday
Partly Cloudy
Partly Cloudy
25°C
Sunday night
Mostly Clear
Mostly Clear
12°C
Monday
Mostly Sunny
Mostly Sunny
26°C
Monday night
Clear
Clear
14°C
Tuesday
Mostly Sunny
Mostly Sunny
27°C