Observed at: London Int'l Airport
Date: 1:00 PM EDT Saturday 26 September 2026
Mostly Cloudy
Mostly Cloudy
Temp.: 20 °C
Wind: NNE 11 km/h
Humidity: 43 %
Dew point: 7 °C
Pressure: 102.3 kPa
Tendency: 0.03 kPa
Visibility: 24 km
Sunrise: 7:16
Sunset: 19:16
Normals:
Max 19°C Min 8°C
 Extended Forecast - Environment Canada
Today
Sunny
Sunny
Max: 22°C
Sun, 27 Sep
Sunny
Sunny
Max: 21°C
Mon, 28 Sep
A mix of sun and cloud
A mix of sun and cloud
Max: 22°C
Tue, 29 Sep
Sunny
Sunny
Max: 23°C
Wed, 30 Sep
Chance of showers (30%)
Chance of showers
Max: 22°C
Thu, 1 Oct
Chance of showers (40%)
Chance of showers
Max: 22°C
Fri, 2 Oct
Cloudy
Cloudy
Max: 20°C
Tonight
Clear
Clear
Min: 8°C
Night
Cloudy periods
Cloudy periods
Min: 10°C
Night
Clear
Clear
Min: 11°C
Night
Cloudy periods
Cloudy periods
Min: 13°C
Night
Chance of showers (30%)
Chance of showers
Min: 14°C
Night
Chance of showers (40%)
Chance of showers
Min: 13°C
 

Forecast

London, ON (Issued: 11:00 AM EDT Saturday 26 September 2026)

Today
Sunny. Wind becoming northeast 20 km/h gusting to 40 this afternoon. High 22. UV index 5 or moderate.
Tonight
Clear. Fog patches developing overnight. Wind northeast 20 km/h becoming light late this evening. Low 8.
Sun, 27 Sep
Sunny. Fog patches dissipating in the morning. Wind becoming northeast 20 km/h gusting to 40 late in the morning. High 21. UV index 5 or moderate.
Night
Cloudy periods. Low 10.
Mon, 28 Sep
A mix of sun and cloud. High 22.
Night
Clear. Low 11.
Tue, 29 Sep
Sunny. High 23.
Night
Cloudy periods. Low 13.
Wed, 30 Sep
Cloudy with 30 percent chance of showers. High 22.
Night
Cloudy with 30 percent chance of showers. Low 14.
Thu, 1 Oct
Cloudy with 40 percent chance of showers. High 22.
Night
Cloudy with 40 percent chance of showers. Low 13.
Fri, 2 Oct
Cloudy. High 20.

24 Hour Forecast - London, ON

Date/Time Temp.
(°C)

Weather Conditions

LOP †
Wind
(km/h)
26 September 2026
2 PM 21 Sunny (0%)  Sunny 0 NE 20 gust 40
3 PM 21 Sunny (0%)  Sunny 0 NE 20 gust 40
4 PM 22 Sunny (0%)  Sunny 0 NE 20 gust 40
5 PM 22 Sunny (0%)  Sunny 0 NE 20 gust 40
6 PM 20 Sunny (0%)  Sunny 0 NE 20
7 PM 18 Clear (0%)  Clear 0 NE 20
8 PM 16 Clear (0%)  Clear 0 NE 20
9 PM 14 Clear (0%)  Clear 0 NE 20
10 PM 13 Clear (0%)  Clear 0 NE 15
11 PM 11 Clear (0%)  Clear 0 NE 15
27 September 2026
12 AM 10 Clear (0%)  Clear 0 NE 15
1 AM 10 Clear (0%)  Clear 0 NE 15
2 AM 9 Clear (0%)  Clear 0 NE 15
3 AM 9 Clear (0%)  Clear 0 NE 15
4 AM 8 Clear (0%)  Clear 0 NE 15
5 AM 8 Clear (0%)  Clear 0 NE 15
6 AM 8 Clear (0%)  Clear 0 NE 15
7 AM 9 Sunny (0%)  Sunny 0 NE 15
8 AM 9 Sunny (0%)  Sunny 0 NE 15
9 AM 12 Sunny (0%)  Sunny 0 NE 15
10 AM 14 Sunny (0%)  Sunny 0 NE 15
11 AM 17 Sunny (0%)  Sunny 0 NE 20 gust 40
12 PM 18 Sunny (0%)  Sunny 0 NE 20 gust 40
1 PM 19 Sunny (0%)  Sunny 0 NE 20 gust 40
 
† Likelihood of Precipitation (LOP) as described in the public forecast as a chance of measurable precipitation for a period of time.
  Nil: 0%
  Low: 40% or below
  Medium: 60% or 70%
  High: Above 70%

Environment Canada