Observed at: London Int'l Airport
Date: 2:00 PM EDT Sunday 28 June 2026
Partly Cloudy
Partly Cloudy
Temp.: 27 °C
Wind: SE 17 km/h
Humidity: 55 %
Dew point: 17 °C
Pressure: 101.6 kPa
Tendency: 0.01 kPa
Visibility: 24 km
Sunrise: 5:48
Sunset: 21:08
Normals:
Max 26°C Min 15°C
 Extended Forecast - Environment Canada
Today
A mix of sun and cloud
A mix of sun and cloud
Max: 29°C
Mon, 29 Jun
Sunny
Sunny
Max: 30°C
Tue, 30 Jun
Sunny
Sunny
Max: 34°C
Wed, 1 Jul
Sunny
Sunny
Max: 34°C
Thu, 2 Jul
Sunny
Sunny
Max: 34°C
Fri, 3 Jul
Chance of showers (30%)
Chance of showers
Max: 34°C
Sat, 4 Jul
A mix of sun and cloud
A mix of sun and cloud
Max: 31°C
Tonight
A few clouds
A few clouds
Min: 16°C
Night
Cloudy periods
Cloudy periods
Min: 22°C
Night
Clear
Clear
Min: 24°C
Night
Clear
Clear
Min: 23°C
Night
Clear
Clear
Min: 23°C
Night
Cloudy periods
Cloudy periods
Min: 22°C
 

Forecast

London, ON (Issued: 11:00 AM EDT Sunday 28 June 2026)

Today
A mix of sun and cloud. High 29. Humidex 36. UV index 9 or very high.
Tonight
Clearing late this evening. Low 16.
Mon, 29 Jun
Sunny. High 30. Humidex 38. UV index 10 or very high.
Night
Cloudy periods. Low 22.
Tue, 30 Jun
Sunny. High 34.
Night
Clear. Low 24.
Wed, 1 Jul
Sunny. High 34.
Night
Clear. Low 23.
Thu, 2 Jul
Sunny. High 34.
Night
Clear. Low 23.
Fri, 3 Jul
A mix of sun and cloud with 30 percent chance of showers. High 34.
Night
Cloudy periods. Low 22.
Sat, 4 Jul
A mix of sun and cloud. High 31.

24 Hour Forecast - London, ON

Date/Time Temp.
(°C)

Weather Conditions

LOP †
Wind
(km/h)
28 June 2026
3 PM 28 A mix of sun and cloud (20%)  A mix of sun and cloud 20 VR 5
4 PM 29 A mix of sun and cloud (20%)  A mix of sun and cloud 20 VR 5
5 PM 29 A mix of sun and cloud (20%)  A mix of sun and cloud 20 VR 5
6 PM 28 A mix of sun and cloud (20%)  A mix of sun and cloud 20 VR 5
7 PM 27 A mix of sun and cloud (20%)  A mix of sun and cloud 20 VR 5
8 PM 26 A mix of sun and cloud (20%)  A mix of sun and cloud 20 E 10
9 PM 24 A few clouds (0%)  A few clouds 0 E 10
10 PM 23 A few clouds (0%)  A few clouds 0 E 10
11 PM 21 Clear (0%)  Clear 0 E 10
29 June 2026
12 AM 20 Clear (0%)  Clear 0 E 10
1 AM 18 Clear (0%)  Clear 0 E 10
2 AM 17 Clear (0%)  Clear 0 NE 10
3 AM 17 Clear (0%)  Clear 0 NE 10
4 AM 16 Clear (0%)  Clear 0 NE 10
5 AM 16 Clear (0%)  Clear 0 E 10
6 AM 17 Sunny (0%)  Sunny 0 E 10
7 AM 18 Sunny (0%)  Sunny 0 E 10
8 AM 19 Sunny (0%)  Sunny 0 VR 5
9 AM 21 Sunny (0%)  Sunny 0 VR 5
10 AM 23 Sunny (0%)  Sunny 0 VR 5
11 AM 25 Sunny (0%)  Sunny 0 S 10
12 PM 26 Mainly sunny (10%)  Mainly sunny 10 S 10
1 PM 27 Mainly sunny (10%)  Mainly sunny 10 S 10
2 PM 28 Mainly sunny (10%)  Mainly sunny 10 S 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