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No watches or warnings in effect for London, ON.

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Updated: @ 21/09/2026 23:35 - next update at 23:40  
Summary / Temperature Wind Rain Outlook
Few Clouds Few Clouds
Currently: 9.4, Max: 16.9, Min: 9.4 9.4°C
Colder 1.0°C than last hour.

Cool

Feels like: 9°C

24-hr difference
-4.6°CColder 4.6°C than yesterday at this time.
  Today Yesterday
High: 16.9°C
13:48 		20.7°C
17:27
Low: 9.4°C
23:31 		13.6°C
07:02
Wind from E E
1.7
Gust:
 4.8 km/h
0 Bft - Calm
Today: 32.5 km/h 10:01
Gust Month: 64.2 km/h September 3
Rain Today: 0 mm
Rain Rate (/hr): 0 mm
Rain Yesterday: 0 mm
This Month: 58.8 mm
Season Total: 634.2 mm
2 days since last rain.
Tue, 22 Sep
Mainly cloudy
Mainly cloudy
Humidity & Barometer Almanac Moon
Humidity: 83 % Increased 5.0% since last hour.
Dew Point: 6.6°C Decreased 0.3°C since last hour.
Barometer: 1023.2 hPa Rising 0.3 hPa/hr
Baro Trend: Rising slowly
Sunrise: 07:10
Sunset: 19:26
Moonset: 01:32
Moonrise: 17:12
Waxing Gibbous
Waxing Gibbous, Moon at 10 days in cycle
79%
Illuminated
UV Index Solar Radiation
   0.0    None
High: 4.5 @ 13:42
0 W/m2
High: 573 @  11:17
 EC Weather Forecast  - Outlook: Tonight & Tue, 22 Sep
Tonight
Partly cloudy
Partly cloudy
Min: 7°C
 EC forecast: Partly cloudy. Wind northeast 20 km/h gusting to 40 becoming light this evening. Low 7.
Davis VP+ forecast: Not available
 
Tue, 22 Sep
Mainly cloudy
Mainly cloudy
Max: 17°C
 EC forecast: Mainly cloudy. Wind becoming northeast 30 km/h gusting to 50 in the morning. High 17. UV index 5 or moderate.