Laval in September

7.5out of 10

Yes, a good time to go

Mild: highs around 21°C. Frequent rain: about 10 rainy days.

21°CAvg high
12°CAvg low
10Rainy days (90 mm)
12:18 hDaylight
06:40Sunrise · 18:58 Sunset

Why this score

  • Mild: highs around 21°C
  • Frequent rain: about 10 rainy days

What to wear and pack

  • Layers you can add or remove
  • A light jacket for cooler evenings
  • Rain jacket or compact umbrella

How reliable is the forecast?

Rainfall in September is fairly consistent from year to year (2.6 days). Averages cover 30 years (1991–2020). Individual days can differ a lot.

Year at a glance

-5° -13° J -3° -12° F 3° -6° M 11° 2° A 19° 9° M 24° 15° J 26° 18° J 25° 17° A 21° 12° S 13° 6° O 6° 0° N -1° -8° D Rainy days

Weather by month

MonthAvg highAvg lowRainfall Rainy daysHumiditySunshine Score
January -5°C-13°C74 mm 11– – 3.7
February -3°C-12°C61 mm 9– – 3.9
March 3°C-6°C72 mm 10– – 4.1
April 11°C2°C102 mm 11– – 5.6
May 19°C9°C93 mm 11– – 7.0
June 24°C15°C100 mm 12– – 7.4
July 26°C18°C87 mm 12– – 7.4
August 25°C17°C91 mm 12– – 7.5
September 21°C12°C90 mm 10– – 7.5
October 13°C6°C107 mm 12– – 6.0
November 6°C0°C87 mm 11– – 4.9
December -1°C-8°C86 mm 12– – 3.5

Frequently asked questions

How hot is Laval in September?

Daytime highs average 21°C and nights about 12°C.

When is the best time to visit Laval?

The best months are August, September, June, July.