Thermograph

How unusual is the weather? Graded against ~45 years of local climate history.

Weather in Halifax in September

In an average September, Halifax sees a daily high around 20°C and a low around 12°C, based on 1980–2026 of local climate records.

Average high20°C
Typical high range16°C to 24°C
Average low12°C
Typical low range7°C to 17°C
Average daily precipitation3 mm

September records

The most extreme September on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total September accumulation.

High

Highest 33°C 2010-09-01
Lowest 9°C 1981-09-30

Low

Highest 21°C 2010-09-02
Lowest 2°C 2000-09-30

Feels-like

Highest 43°C 2010-09-01
Lowest -3°C 2000-09-30

Humidity

Highest 18.9 g/m³ 2016-09-07
Lowest 4.1 g/m³ 1980-09-29

Wind

Highest 60 km/h 2022-09-24
Lowest 7 km/h 2023-09-30

Gust

Highest 140 km/h 2022-09-24
Lowest 14 km/h 1983-09-24

Precip

Wettest 302 mm 2012
Driest 24 mm 2025

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