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Updated Live on: 15/05/2026 11:45 - 
Summary / Temperature Wind Rain / Melted Snow Outlook
partly cloudy

Currently 14.7°C, Max: 15.6°C, Min: 4.3°C 14.7°C Warmer 0.2°C than last hour

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Feels like:  15°C

24-hr Difference
2.1°CWarmer 2.1°C than yesterday at this time
Records Today Yesterday
Highs: 15.6°C
11:25
15.6°C
15:26
Lows: 4.3°C
05:05
5.1°C
03:19
 Wind from W W
1.4

Gusting: 3.3 mph
0 Bft - Light Air
Max Today: 8.5 at 11:27
Gust Month: 15.0 mph on May 8
Rain Today: 0.0 mm
Rate (mm/hr): 0.0 mm
Yesterday: 0.6 mm
May: 12.1 mm
Rain this Year: 417.1 mm
5 rain days this May
Last Rain: 14/05/2026 at 12:10
Today
PM Showers
PM Showers
14°C
Barometer Humidity / Dew Point Moon
Current: 1008.0 mb  
1-Hour Trend: Steady
3-Hour Trend: Steady
High: 1009.0  | Low: 1003.0
Humidity: 48 % Decreased 4% since last hour
Humidex: 13.6°C
Dew Point: 3.8°C Decreased 0.7°C since last hour
Wet Bulb: 9.7°C
Waning Crescent
Waning Crescent, Moon at 27 days in cycle
3%
Illuminated
UVI Forecast Solar Information
15/05/2026   Medium   4.7   
16/05/2026   Medium   5.2   
17/05/2026   Medium   4.8   
Sunrise is at: 05:16
Solar Noon at: 13:01
Sunset is at: 20:48
Wind Chill Heating Degree Days Sun
Current: 15.0°C
Today: 3.1°C  at 05:36
Yesterday: 3.2°C
Last Week: 3.2°C
Record: -13.3°C   01/03/2018
Today: 5.8
May: 88.1
2026 to Date: 1280.3
Cooling Degree Days
2026 to Date: 0.0
Daylight: 15:32:00
+ 00:02:56
Almanac Outside Now Station All Time Records Fire Risk
Sunrise is at: 05:16
Sunset is at: 20:48
Moonrise is at: 04:09
Moonset is at: 19:24
Cloud Height: 4599 ft
Fri 15 May
Low Tide: 0351 1.0
High Tide: 0953 4.5
Low Tide: 1612 0.9
High Tide: 2214 4.7
Air Density: 1.216 kg/m3
New Moon: 17 April 2026
Full Moon: 1 May 2026
Server Data
Sys Version: 10.37R-(b79)
Free Memory: 1049MB
Server Temp: 18.3°C
Sys Check: 00:20
Sys Reset: 6 Days 23 Hours 24 Minutes 51 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:
20.0 at 11:45


Tonight's and Tomorrow's Outlook for the Southampton Area
Tonight
Partly Cloudy
Partly Cloudy
3°C
Clear to partly cloudy. Cold. Low 3C. Winds NW at 5 to 10 mph.
Tomorrow
Cloudy
Cloudy
14°C
Cloudy. High 14C. Winds WSW at 10 to 15 mph.
Short Term Weather Forecast for the Southampton Area
Tomorrow
Cloudy
Cloudy
14°C
Tomorrow night
Showers Early
Showers Early
9°C
Sunday
Cloudy
Cloudy
15°C
Sunday night
Showers Late
Showers Late
8°C
Monday
Showers
Showers
14°C
Monday night
Rain
Rain
11°C