Thermograph

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

Weather in Saskatoon in September

In an average September, Saskatoon sees a daily high around 19°C and a low around 6°C, based on 1980–2026 of local climate records.

Average high19°C
Typical high range11°C to 28°C
Average low6°C
Typical low range1°C to 11°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 35°C 1991-09-01
Lowest 2°C 1982-09-29

Low

Highest 21°C 1991-09-01
Lowest -7°C 2018-09-30

Feels-like

Highest 40°C 2013-09-05
Lowest -14°C 2018-09-30

Humidity

Highest 15.2 g/m³ 2025-09-14
Lowest 2.6 g/m³ 2018-09-30

Wind

Highest 50 km/h 1983-09-18
Lowest 6 km/h 2017-09-23

Gust

Highest 91 km/h 1983-09-18
Lowest 13 km/h 2012-09-27

Precip

Wettest 114 mm 2006
Driest 3 mm 1995

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