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Updated Live on: 18/01/2026 11:35 - 
Summary / Temperature Wind Rain / Melted Snow Outlook
overcast

Currently 8.6°C, Max: 8.6°C, Min: 6.0°C 8.6°C Warmer 0.9°C than last hour

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Feels like:  9°C

24-hr Difference
-0.1°CColder 0.1°C than yesterday at this time
Records Today Yesterday
Highs: 8.6°C
11:32
10.0°C
13:37
Lows: 6.0°C
05:22
5.9°C
05:10
 Wind from W W
2.9

Gusting: 2.1 mph
1 Bft - Light Air
Max Today: 5.7 at 11:33
Gust Month: 23.1 mph on Jan 11
Rain Today: 0.0 mm
Rate (mm/hr): 0.0 mm
Yesterday: 0.1 mm
January: 87.1 mm
Rain this Year: 87.1 mm
13 rain days this January
Last Rain: 17/01/2026 at 12:13
Today
PM Light Rain
PM Light Rain
10°C
Barometer Humidity / Dew Point Moon
Current: 1015.0 mb Falling 1 °C/hr
1-Hour Trend: Falling
3-Hour Trend: Falling
High: 1019.0  | Low: 1015.0
Humidity: 98 %  
Humidex: 9.1°C
Dew Point: 8.3°C Increased 0.9°C since last hour
Wet Bulb: 8.5°C
New Moon
New Moon, Moon at 29 days in cycle
0%
Illuminated
UVI Forecast Solar Information
18/01/2026   Low   0.5   
19/01/2026   Low   0.5   
20/01/2026   Low   0.6   
Sunrise is at: 07:59
Solar Noon at: 12:15
Sunset is at: 16:33
Wind Chill Heating Degree Days Sun
Current: 8.8°C
Today: 5.0°C  at 02:26
Yesterday: 4.4°C
Last Week: 0.8°C
Record: -13.3°C   01/03/2018
Today: 5.6
January: 253.1
2026 to Date: 253.1
Cooling Degree Days
2026 to Date: 0.0
Daylight: 8:34:00
+ 00:02:30
Almanac Outside Now Station All Time Records Fire Risk
Sunrise is at: 07:59
Sunset is at: 16:33
Moonrise is at: 08:20
Moonset is at: 15:53
Cloud Height: 228 ft
Sun 18 January
Low Tide: 0419 1.5
High Tide: 1027 4.5
Low Tide: 1639 1.2
High Tide: 2256 4.5
Air Density: 1.250 kg/m3
New Moon: 20 December 2025
Full Moon: 3 January 2026
Server Data
Sys Version: 10.37R-(b79)
Free Memory: 1049MB
Server Temp: 18.4°C
Sys Check: 00:20
Sys Reset: 28 Days 0 Hours 24 Minutes 10 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:
-2.1 at 11:35


Tonight's and Tomorrow's Outlook for the Southampton Area
Tonight
Cloudy
Cloudy
7°C
Cloudy. Low 7C. Winds light and variable.
Tomorrow
Light Rain
Light Rain
10°C
Cloudy. Some light rain is likely. High around 10C. Winds SSE at 5 to 10 mph. Chance of rain 50%.
Short Term Weather Forecast for the Southampton Area
Tomorrow
Light Rain
Light Rain
10°C
Tomorrow night
Light Rain Early
Light Rain Early
7°C
Tuesday
Mostly Cloudy
Mostly Cloudy
10°C
Tuesday night
Showers
Showers
7°C
Wednesday
Showers
Showers
9°C
Wednesday night
Showers
Showers
7°C