EC Local Forecast


Forecast - Environment Canada

Observed at: Oshawa Executive Airport
Date: 3:00 AM EDT Friday 17 October 2025
Clear
Clear
Temp.: 3 °C
Wind: N 5 km/h
Humidity: 87 %
Dew point: 2 °C
Pressure: 102.0 kPa
Tendency: kPa
Visibility: 16 km
Sunrise: 7:32
Sunset: 18:29
Normals:
Max 12°C Min 3°C
 Extended Forecast - Environment Canada
  Fri, 17 Oct
Chance of showers (30%)
Chance of showers
Max: 13°C
Sat, 18 Oct
A mix of sun and cloud
A mix of sun and cloud
Max: 20°C
Sun, 19 Oct
Chance of showers (60%)
Chance of showers
Max: 17°C
Mon, 20 Oct
Chance of showers (30%)
Chance of showers
Max: 16°C
Tue, 21 Oct
Chance of showers (40%)
Chance of showers
Max: 13°C
Wed, 22 Oct
Chance of showers (40%)
Chance of showers
Max: 10°C
Tonight
Clear
Clear
Min: 1°C
Night
Chance of showers (30%)
Chance of showers
Min: 10°C
Night
Cloudy
Cloudy
Min: 15°C
Night
Chance of showers (70%)
Chance of showers
Min: 8°C
Night
Chance of showers (30%)
Chance of showers
Min: 7°C
Night
Chance of showers (40%)
Chance of showers
Min: 6°C

Forecast

Oshawa, ON (Issued: 3:30 PM EDT Thursday 16 October 2025)

Tonight
Clear. Wind northwest 20 km/h becoming light early this evening. Low plus 1.
Fri, 17 Oct
Increasing cloudiness. 30 percent chance of showers late in the afternoon. High 13. UV index 3 or moderate.
Night
Cloudy. 30 percent chance of showers in the evening and after midnight. Low 10.
Sat, 18 Oct
A mix of sun and cloud. High 20.
Night
Cloudy. Low 15.
Sun, 19 Oct
Cloudy with 60 percent chance of showers. Windy. High 17.
Night
Cloudy with 70 percent chance of showers. Windy. Low 8.
Mon, 20 Oct
A mix of sun and cloud with 30 percent chance of showers. High 16.
Night
Cloudy periods with 30 percent chance of showers. Low 7.
Tue, 21 Oct
Cloudy with 40 percent chance of showers. High 13.
Night
Cloudy with 40 percent chance of showers. Low 6.
Wed, 22 Oct
Cloudy with 40 percent chance of showers. High 10.

24 Hour Forecast - Oshawa, ON

Date/Time Temp.
(°C)

Weather Conditions

LOP †
Wind
(km/h)
17 October 2025
4 AM 2 Clear (0%)  Clear 0 NE 10
5 AM 1 Clear (0%)  Clear 0 N 10
6 AM 2 Clear (20%)  Clear 20 N 10
7 AM 2 Clear (20%)  Clear 20 N 10
8 AM 3 Mainly sunny (20%)  Mainly sunny 20 VR 5
9 AM 6 A mix of sun and cloud (20%)  A mix of sun and cloud 20 VR 5
10 AM 8 A mix of sun and cloud (20%)  A mix of sun and cloud 20 VR 5
11 AM 11 A mix of sun and cloud (20%)  A mix of sun and cloud 20 VR 5
12 PM 12 Mainly cloudy (20%)  Mainly cloudy 20 VR 5
1 PM 12 Cloudy (20%)  Cloudy 20 VR 5
2 PM 13 Cloudy (20%)  Cloudy 20 SW 10
3 PM 13 Cloudy (20%)  Cloudy 20 SW 10
4 PM 13 Chance of showers (30%)  Chance of showers 30 SW 10
5 PM 13 Chance of showers (30%)  Chance of showers 30 VR 5
6 PM 13 Chance of showers (30%)  Chance of showers 30 VR 5
7 PM 12 Chance of showers (30%)  Chance of showers 30 VR 5
8 PM 12 Chance of showers (30%)  Chance of showers 30 VR 5
9 PM 12 Chance of showers (30%)  Chance of showers 30 VR 5
10 PM 11 Chance of showers (30%)  Chance of showers 30 VR 5
11 PM 11 Chance of showers (30%)  Chance of showers 30 S 10
18 October 2025
12 AM 11 Chance of showers (30%)  Chance of showers 30 S 10
1 AM 10 Chance of showers (30%)  Chance of showers 30 S 10
2 AM 10 Cloudy (10%)  Cloudy 10 S 10
3 AM 10 Cloudy (10%)  Cloudy 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

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