Thermograph

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

Weather in Laval in September

In an average September, Laval sees a daily high around 21°C and a low around 12°C, based on 1980–2026 of local climate records.

Average high21°C
Typical high range16°C to 26°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 32°C 2010-09-03
Lowest 8°C 1992-09-30

Low

Highest 23°C 1983-09-06
Lowest 0°C 1980-09-29

Feels-like

Highest 42°C 2023-09-05
Lowest -5°C 1991-09-30

Humidity

Highest 20.7 g/m³ 2018-09-03
Lowest 4.1 g/m³ 1992-09-30

Wind

Highest 46 km/h 2006-09-24
Lowest 6 km/h 2008-09-03

Gust

Highest 92 km/h 1989-09-23
Lowest 12 km/h 2024-09-18

Precip

Wettest 178 mm 1999
Driest 36 mm 2017

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