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Updated Live on: 23/06/2026 18:00 - 
Summary / Temperature Wind Rain / Melted Snow Outlook
Clear

Currently 29.7°C, Max: 31.1°C, Min: 17.8°C 29.7°C Colder 0.7°C than last hour

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Feels like:  31°C

24-hr Difference
1.5°CWarmer 1.5°C than yesterday at this time
Records Today Yesterday
Highs: 31.1°C
12:12
29.8°C
14:01
Lows: 17.8°C
05:04
15.7°C
05:12
 Wind from W W
0.0

Gusting: 3.6 mph
1 Bft - Calm
Max Today: 18.8 at 11:19
Gust Month: 24.5 mph on Jun 6
Rain Today: 0.0 mm
Rate (mm/hr): 0.0 mm
Yesterday: 0.0 mm
June: 80.3 mm
Rain this Year: 515.7 mm
12 rain days this June
Last Rain: 17/06/2026 at 08:12
Tonight
Clear
Clear
21°C
Barometer Humidity / Dew Point Moon
Current: 1015.0 mb Falling 1 °C/hr
1-Hour Trend: Falling
3-Hour Trend: Falling
High: 1021.0  | Low: 1015.0
Humidity: 52 % Increased 2% since last hour
Humidex: 36.3°C
Dew Point: 18.8°C Increased 0.2°C since last hour
Wet Bulb: 22.6°C
Waxing Gibbous
Waxing Gibbous, Moon at 9 days in cycle
68%
Illuminated
UVI Forecast Solar Information
23/06/2026   High   7.3   
24/06/2026   High   7.3   
25/06/2026   High   7.3   
Sunrise is at: 04:52
Solar Noon at: 13:07
Sunset is at: 21:23
Heat Index Cooling Degree Days Sun
Current: 30.9°C
Today: 32.2°C at 15:55
Yesterday: 32.3°C
Last Week: 32.3°C
Record: 34.2°C   19/07/2022
Today: 2.2
June: 13.6
2026 to Date: 46.5
Heating Degree Days
2026 to Date: 1380.1
Daylight: 16:31:00
+ -00:00:25
Almanac Outside Now Station All Time Records Fire Risk
Sunrise is at: 04:52
Sunset is at: 21:23
Moonrise is at: 15:13
Moonset is at: 00:57
Cloud Height: 4599 ft
Tue 23 June
High Tide: 0635 3.9
Low Tide: 1201 1.6
High Tide: 1907 4.1
Air Density: 1.158 kg/m3
New Moon: 15 June 2026
Full Moon: 29 June 2026
Server Data
Sys Version: 10.37R-(b79)
Free Memory: 1049MB
Server Temp: 28.5°C
Sys Check: 00:20
Sys Reset: 4 Days 5 Hours 26 Minutes 40 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:
18.5 at 18:00


Tomorrow's and Tomorrow night's Outlook for the Southampton Area
Tomorrow
Sunny
Sunny
36°C
Sunny. Record high temperatures expected. High 36C. Winds NNE at 5 to 10 mph.
Tomorrow night
Clear
Clear
21°C
Clear. Dense fog near the coast. Low 21C. Winds ENE at 5 to 10 mph.
Short Term Weather Forecast for the Southampton Area
Tomorrow night
Clear
Clear
21°C
Thursday
Sunny
Sunny
35°C
Thursday night
Partly Cloudy
Partly Cloudy
21°C
Friday
Sunny
Sunny
28°C
Friday night
Clear
Clear
18°C
Saturday
Partly Cloudy
Partly Cloudy
27°C