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Updated Live on: 16/08/2026 08:20 - 
Summary / Temperature Wind Rain / Melted Snow Outlook
mostly cloudy

Currently 17.4°C, Max: 19.7°C, Min: 17.1°C 17.4°C Warmer 0.3°C than last hour

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Feels like:  17°C

24-hr Difference
-0.4°CColder 0.4°C than yesterday at this time
Records Today Yesterday
Highs: 19.7°C
00:28
27.8°C
16:03
Lows: 17.1°C
06:35
16.8°C
06:36
 Calm NNW
0.0

Gusting: 0.0 mph
0 Bft - Calm
Max Today: 0.0 at 02:09
Gust Month: 14.1 mph on Aug 4
Rain Today: 0.0 mm
Rate (mm/hr): 0.0 mm
Yesterday: 0.0 mm
August: 0.0 mm
Rain this Year: 516.6 mm
46 days since it last rained
Last Rain: 30/06/2026 at 09:46
Today
Cloudy
Cloudy
25°C
Barometer Humidity / Dew Point Moon
Current: 1017.0 mb Rising 2 °C/hr
1-Hour Trend: Rising
3-Hour Trend: Rising
High: 1017.0  | Low: 1015.0
Humidity: 69 % Decreased 1% since last hour
Humidex: 19.5°C
Dew Point: 11.7°C Increased 0.1°C since last hour
Wet Bulb: 14.2°C
Waxing Crescent
Waxing Crescent, Moon at 3 days in cycle
15%
Illuminated
UVI Forecast Solar Information
16/08/2026   Medium   5.3   
17/08/2026   Medium   5.9   
18/08/2026   Medium   5.9   
Sunrise is at: 05:54
Solar Noon at: 13:09
Sunset is at: 20:24
Wind Chill Heating Degree Days Sun
Current: 17.4°C
Today: 17.1°C  at 06:35
Yesterday: 16.8°C
Last Week: 17.0°C
Record: -13.3°C   01/03/2018
Today: 0.0
August: 1.4
2026 to Date: 1382.8
Cooling Degree Days
2026 to Date: 223.5
Daylight: 14:30:00
-00:03:30
Almanac Outside Now Station All Time Records Fire Risk
Sunrise is at: 05:54
Sunset is at: 20:24
Moonrise is at: 10:37
Moonset is at: 21:23
Cloud Height: 2473 ft
Sun 16 August
High Tide: 0125 4.6
Low Tide: 0737 0.6
High Tide: 1401 4.6
Low Tide: 1956 0.9
Air Density: 1.213 kg/m3
New Moon: 12 August 2026
Full Moon: 28 August 2026
Server Data
Sys Version: 10.37R-(b79)
Free Memory: 1049MB
Server Temp: 27.5°C
Sys Check: 00:20
Sys Reset: 1 Days 18 Hours 48 Minutes 53 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:
4.1 at 08:20


Tonight's and Tomorrow's Outlook for the Southampton Area
Tonight
Partly Cloudy
Partly Cloudy
17°C
Partly cloudy. Muggy. Low 17C. Winds WNW at 5 to 10 mph.
Tomorrow
AM Clouds, PM Sun
AM Clouds, PM Sun
27°C
Cloudy skies early will become partly cloudy later in the day. Warm. High 27C. Winds WNW at 10 to 15 mph.
Short Term Weather Forecast for the Southampton Area
Tomorrow
AM Clouds, PM Sun
AM Clouds, PM Sun
27°C
Tomorrow night
Mostly Clear
Mostly Clear
16°C
Tuesday
Cloudy
Cloudy
24°C
Tuesday night
Clouds Early, Clearing Late
Clouds Early, Clearing Late
15°C
Wednesday
AM Showers
AM Showers
23°C
Wednesday night
Partly Cloudy
Partly Cloudy
14°C