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Updated Live on: 17/06/2026 18:35 - 
Summary / Temperature Wind Rain / Melted Snow Outlook
overcast

Currently 19.5°C, Max: 21.4°C, Min: 14.3°C 19.5°C Colder 0.4°C than last hour

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Feels like:  20°C

24-hr Difference
1.8°CWarmer 1.8°C than yesterday at this time
Records Today Yesterday
Highs: 21.4°C
13:17
25.5°C
12:09
Lows: 14.3°C
05:12
13.5°C
04:57
 Wind from S S
4.7

Gusting: 3.6 mph
1 Bft - Light Breeze
Max Today: 11.4 at 12:33
Gust Month: 24.5 mph on Jun 6
Rain Today: 0.6 mm
Last Rain at: 08:12
Rate (mm/hr): 0.0 mm
Yesterday: 0.7 mm
June: 80.3 mm
Rain this Year: 515.7 mm
12 rain days this June
Tonight
Cloudy
Cloudy
15°C
Barometer Humidity / Dew Point Moon
Current: 1017.0 mb  
1-Hour Trend: Steady
3-Hour Trend: Falling
High: 1019.0  | Low: 1015.0
Humidity: 82 % Increased 1% since last hour
Humidex: 24.3°C
Dew Point: 16.3°C Decreased 0.2°C since last hour
Wet Bulb: 17.6°C
Waxing Crescent
Waxing Crescent, Moon at 3 days in cycle
10%
Illuminated
UVI Forecast Solar Information
17/06/2026   High   7.2   
18/06/2026   High   7.2   
19/06/2026   High   7.0   
Sunrise is at: 04:51
Solar Noon at: 13:06
Sunset is at: 21:22
Heat Index Cooling Degree Days Sun
Current: 19.5°C
Today: 21.4°C at 13:17
Yesterday: 25.5°C
Last Week: 26.2°C
Record: 34.2°C   19/07/2022
Today: 0.0
June: 0.0
2026 to Date: 33.0
Heating Degree Days
2026 to Date: 1380.6
Daylight: 16:31:00
+ 00:00:26
Almanac Outside Now Station All Time Records Fire Risk
Sunrise is at: 04:51
Sunset is at: 21:22
Moonrise is at: 07:13
Moonset is at: 23:39
Cloud Height: 1405 ft
Wed 17 June
High Tide: 0030 4.6
Low Tide: 0650 0.7
High Tide: 1311 4.6
Low Tide: 1914 1.0
Air Density: 1.202 kg/m3
New Moon: 15 June 2026
Full Moon: 29 June 2026
Server Data
Sys Version: 10.37R-(b79)
Free Memory: 1049MB
Server Temp: 22.6°C
Sys Check: 00:20
Sys Reset: 5 Days 4 Hours 53 Minutes 5 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:
0.3 at 18:35


Tomorrow's and Tomorrow night's Outlook for the Southampton Area
Tomorrow
AM Clouds, PM Sun
AM Clouds, PM Sun
23°C
Cloudy skies early, followed by partial clearing. A few sprinkles possible. High 23C. Winds SSW at 5 to 10 mph.
Tomorrow night
Partly Cloudy
Partly Cloudy
14°C
Partly cloudy in the evening with more clouds for later at night. A few sprinkles possible. Low 14C. Winds WSW at 5 to 10 mph.
Short Term Weather Forecast for the Southampton Area
Tomorrow night
Partly Cloudy
Partly Cloudy
14°C
Friday
Partly Cloudy
Partly Cloudy
24°C
Friday night
Mostly Cloudy
Mostly Cloudy
16°C
Saturday
Mostly Cloudy
Mostly Cloudy
23°C
Saturday night
Partly Cloudy
Partly Cloudy
16°C
Sunday
Partly Cloudy
Partly Cloudy
29°C