Observed at: London Int'l Airport
Date: 5:00 PM EDT Thursday 30 July 2026
Mainly Sunny
Mainly Sunny
Temp.: 27 °C
Wind: NW 22 gust 34 km/h
Humidity: 46 %
Dew point: 14 °C
Pressure: 101.6 kPa
Tendency: 0.03 kPa
Visibility: 24 km
Sunrise: 6:14
Sunset: 20:49
Normals:
Max 27°C Min 15°C
 Extended Forecast - Environment Canada
  Fri, 31 Jul
Chance of showers (30%)
Chance of showers
Max: 30°C
Sat, 1 Aug
Chance of showers (40%)
Chance of showers
Max: 26°C
Sun, 2 Aug
Chance of showers (40%)
Chance of showers
Max: 25°C
Mon, 3 Aug
Sunny
Sunny
Max: 26°C
Tue, 4 Aug
Sunny
Sunny
Max: 28°C
Wed, 5 Aug
A mix of sun and cloud
A mix of sun and cloud
Max: 30°C
Tonight
Clear
Clear
Min: 14°C
Night
Chance of showers (30%)
Chance of showers
Min: 20°C
Night
Chance of showers (40%)
Chance of showers
Min: 16°C
Night
Clear
Clear
Min: 14°C
Night
Clear
Clear
Min: 15°C
Night
Clear
Clear
Min: 17°C

Forecast

London, ON (Issued: 3:30 PM EDT Thursday 30 July 2026)

Tonight
Clear. Fog patches developing overnight. Wind northwest 20 km/h becoming light early this evening. Low 14.
Fri, 31 Jul
Sunny in the morning and early in the afternoon then a mix of sun and cloud with 30 percent chance of showers late in the afternoon. Fog patches dissipating in the morning. High 30. Humidex 36. UV index 9 or very high.
Night
Partly cloudy. 30 percent chance of showers early in the evening. Fog patches developing after midnight. Low 20.
Sat, 1 Aug
Cloudy with 40 percent chance of showers. High 26.
Night
Cloudy with 40 percent chance of showers. Low 16.
Sun, 2 Aug
Cloudy with 40 percent chance of showers. High 25.
Night
Clear. Low 14.
Mon, 3 Aug
Sunny. High 26.
Night
Clear. Low 15.
Tue, 4 Aug
Sunny. High 28.
Night
Clear. Low 17.
Wed, 5 Aug
A mix of sun and cloud. High 30.

24 Hour Forecast - London, ON

Date/Time Temp.
(°C)

Weather Conditions

LOP †
Wind
(km/h)
30 July 2026
6 PM 27 Sunny (0%)  Sunny 0 NW 15
7 PM 25 Sunny (0%)  Sunny 0 NW 15
8 PM 24 Sunny (0%)  Sunny 0 NW 10
9 PM 22 Clear (0%)  Clear 0 NW 10
10 PM 20 Clear (0%)  Clear 0 NW 10
11 PM 18 Clear (0%)  Clear 0 VR 5
31 July 2026
12 AM 17 Clear (0%)  Clear 0 VR 5
1 AM 17 Clear (0%)  Clear 0 VR 5
2 AM 16 Clear (0%)  Clear 0 VR 5
3 AM 15 Clear (0%)  Clear 0 VR 5
4 AM 15 Clear (0%)  Clear 0 VR 5
5 AM 14 Clear (0%)  Clear 0 VR 5
6 AM 15 Sunny (0%)  Sunny 0 VR 5
7 AM 17 Sunny (0%)  Sunny 0 VR 5
8 AM 18 Sunny (0%)  Sunny 0 VR 5
9 AM 21 Sunny (0%)  Sunny 0 VR 5
10 AM 23 Sunny (20%)  Sunny 20 VR 5
11 AM 26 Sunny (20%)  Sunny 20 VR 5
12 PM 27 Sunny (20%)  Sunny 20 VR 5
1 PM 29 Sunny (20%)  Sunny 20 VR 5
2 PM 30 Sunny (20%)  Sunny 20 S 10
3 PM 30 Mainly sunny (20%)  Mainly sunny 20 S 10
4 PM 30 Chance of showers (30%)  Chance of showers 30 S 10
5 PM 30 Chance of showers (30%)  Chance of showers 30 SW 10
 
† 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