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Updated Live on: 27/08/2026 05:10 - 
Summary / Temperature Wind Rain / Melted Snow Outlook
mostly clear

Currently 17.6°C, Max: 18.7°C, Min: 17.1°C 17.6°C Warmer 0.4°C than last hour

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Feels like:  18°C

24-hr Difference
2.4°CWarmer 2.4°C than yesterday at this time
Records Today Yesterday
Highs: 18.7°C
02:46
27.4°C
14:19
Lows: 17.1°C
04:15
14.6°C
05:58
 Calm NNW
0.0

Gusting: 0.0 mph
0 Bft - Calm
Max Today: 1.7 at 00:28
Gust Month: 15.0 mph on Aug 24
Rain Today: 2.4 mm
Last Rain at: 03:40
Rate (mm/hr): 0.0 mm
Yesterday: 0.0 mm
August: 8.4 mm
Rain this Year: 525.0 mm
3 rain days this August
Today
AM Thundershowers
AM Thundershowers
23°C
Barometer Humidity / Dew Point Moon
Current: 1006.0 mb Rising 1 °C/hr
1-Hour Trend: Rising
3-Hour Trend: Falling
High: 1008.0  | Low: 1005.0
Humidity: 98 %  
Humidex: 23.1°C
Dew Point: 17.3°C Increased 0.4°C since last hour
Wet Bulb: 17.4°C
Full Moon
Full Moon, Moon at 13 days in cycle
99%
Illuminated
UVI Forecast Solar Information
27/08/2026   Medium   4.5   
28/08/2026   Medium   4.2   
29/08/2026   Medium   4.8   
Sunrise is at: 06:11
Solar Noon at: 13:07
Sunset is at: 20:01
Wind Chill Heating Degree Days Sun
Current: 17.6°C
Today: 17.1°C  at 04:15
Yesterday: 14.6°C
Last Week: 11.4°C
Record: -13.3°C   01/03/2018
Today: 0.0
August: 13.0
2026 to Date: 1394.4
Cooling Degree Days
2026 to Date: 233.2
Daylight: 13:50:00
-00:03:40
Almanac Outside Now Station All Time Records Fire Risk
Sunrise is at: 06:11
Sunset is at: 20:01
Moonrise is at: 19:52
Moonset is at: 05:00
Cloud Height: 237 ft
Thu 27 August
Low Tide: 0458 1.2
High Tide: 1113 4.5
Low Tide: 1716 1.3
High Tide: 2320 4.5
Air Density: 1.196 kg/m3
New Moon: 12 August 2026
Full Moon: 28 August 2026
Server Data
Sys Version: 10.37R-(b79)
Free Memory: 1049MB
Server Temp: 25.2°C
Sys Check: 00:20
Sys Reset: 12 Days 15 Hours 38 Minutes 38 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:
-1.7 at 05:10


Tonight's and Tomorrow's Outlook for the Southampton Area
Tonight
Clouds Early, Clearing Late
Clouds Early, Clearing Late
15°C
Cloudy skies this evening will become partly cloudy after midnight. Low near 15C. Winds SW at 5 to 10 mph.
Tomorrow
Partly Cloudy
Partly Cloudy
23°C
Partly cloudy skies. High 23C. Winds SW at 15 to 25 mph.
Short Term Weather Forecast for the Southampton Area
Tomorrow
Partly Cloudy
Partly Cloudy
23°C
Tomorrow night
Mostly Cloudy
Mostly Cloudy
17°C
Saturday
Rain
Rain
21°C
Saturday night
Partly Cloudy
Partly Cloudy
16°C
Sunday
Showers
Showers
21°C
Sunday night
Thunderstorms
Thunderstorms
14°C