Observed at: Halifax Stanfield Int'l Airport
Date: 4:00 PM ADT Monday 17 August 2026
Mostly Cloudy
Mostly Cloudy
Temp.: 21 °C
Wind: S 27 gust 41 km/h
Humidity: 58 %
Dew point: 13 °C
Pressure: 101.6 kPa
Tendency: 0.08 kPa
Visibility: 24 km
Sunrise: 6:19
Sunset: 20:17
Normals:
Max 23°C Min 14°C
 Extended Forecast - Environment Canada
  Tue, 18 Aug
Showers
Showers
Max: 25°C
Wed, 19 Aug
Chance of showers (30%)
Chance of showers
Max: 25°C
Thu, 20 Aug
Cloudy
Cloudy
Max: 24°C
Fri, 21 Aug
Cloudy
Cloudy
Max: 24°C
Sat, 22 Aug
A mix of sun and cloud
A mix of sun and cloud
Max: 23°C
Sun, 23 Aug
Showers
Showers
Max: 20°C
Tonight
Chance of showers (30%)
Chance of showers
Min: 16°C
Night
Showers or drizzle
Showers or drizzle
Min: 15°C
Night
Cloudy periods
Cloudy periods
Min: 16°C
Night
Cloudy
Cloudy
Min: 17°C
Night
Cloudy periods
Cloudy periods
Min: 14°C
Night
Chance of showers (60%)
Chance of showers
Min: 16°C

Forecast

Halifax, NS (Issued: 4:00 PM ADT Monday 17 August 2026)

Tonight
Mainly cloudy with 30 percent chance of showers. Fog patches developing this evening. Wind south 20 km/h gusting to 40. Low 16.
Tue, 18 Aug
Showers with risk of a thundershower. Fog patches dissipating in the morning. Amount 5 to 10 mm. Wind becoming southeast 20 km/h near noon. High 25 except 20 along parts of the coast. Humidex 30. UV index 3 or moderate.
Night
Showers and periods of drizzle. Risk of a thundershower in the evening. Fog patches developing late in the evening. Amount 10 to 20 mm. Wind east 20 km/h becoming light after midnight. Low 15.
Wed, 19 Aug
A mix of sun and cloud with 30 percent chance of showers. High 25.
Night
Cloudy periods. Low 16.
Thu, 20 Aug
Cloudy. High 24.
Night
Cloudy. Low 17.
Fri, 21 Aug
Cloudy. High 24.
Night
Cloudy periods. Low 14.
Sat, 22 Aug
A mix of sun and cloud. High 23.
Night
Cloudy with 60 percent chance of showers. Low 16.
Sun, 23 Aug
Showers. High 20.

24 Hour Forecast - Halifax, NS

Date/Time Temp.
(°C)

Weather Conditions

LOP †
Wind
(km/h)
17 August 2026
5 PM 21 Chance of showers (30%)  Chance of showers 30 S 20 gust 40
6 PM 20 Chance of showers (30%)  Chance of showers 30 S 20 gust 40
7 PM 19 Chance of showers (30%)  Chance of showers 30 S 20 gust 40
8 PM 19 Chance of showers (30%)  Chance of showers 30 S 20 gust 40
9 PM 18 Chance of showers (30%)  Chance of showers 30 S 20 gust 40
10 PM 17 Chance of showers (30%)  Chance of showers 30 S 20 gust 40
11 PM 17 Chance of showers (30%)  Chance of showers 30 S 20 gust 40
18 August 2026
12 AM 16 Chance of showers (30%)  Chance of showers 30 S 20 gust 40
1 AM 16 Chance of showers (30%)  Chance of showers 30 S 20 gust 40
2 AM 17 Chance of showers (30%)  Chance of showers 30 S 20 gust 40
3 AM 17 Chance of showers (30%)  Chance of showers 30 S 20 gust 40
4 AM 18 Chance of showers (30%)  Chance of showers 30 S 20 gust 40
5 AM 18 Chance of showers (30%)  Chance of showers 30 S 20 gust 40
6 AM 19 Showers. Risk of thundershowers (100%)  Showers. Risk of thundershowers 100 VR 5
7 AM 20 Showers. Risk of thundershowers (100%)  Showers. Risk of thundershowers 100 VR 5
8 AM 20 Showers. Risk of thundershowers (100%)  Showers. Risk of thundershowers 100 VR 5
9 AM 21 Showers. Risk of thundershowers (100%)  Showers. Risk of thundershowers 100 VR 5
10 AM 22 Showers. Risk of thundershowers (100%)  Showers. Risk of thundershowers 100 VR 5
11 AM 23 Showers. Risk of thundershowers (100%)  Showers. Risk of thundershowers 100 VR 5
12 PM 24 Showers. Risk of thundershowers (100%)  Showers. Risk of thundershowers 100 SE 20
1 PM 24 Showers. Risk of thundershowers (100%)  Showers. Risk of thundershowers 100 SE 20
2 PM 25 Showers. Risk of thundershowers (100%)  Showers. Risk of thundershowers 100 SE 20
3 PM 25 Showers. Risk of thundershowers (100%)  Showers. Risk of thundershowers 100 SE 20
4 PM 24 Showers. Risk of thundershowers (100%)  Showers. Risk of thundershowers 100 SE 20
 
† 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