Saint-Charles-Borromée in September

7.6out of 10

Yes, a good time to go

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

21°CAvg high
10°CAvg low
10Rainy days (89 mm)
12:18 hDaylight
06:39Sunrise · 18:57 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 (2.5 days). Averages cover 30 years (1991–2020). Individual days can differ a lot.

Year at a glance

-6° -15° J -3° -14° F 3° -7° M 11° 1° A 19° 8° M 24° 13° J 26° 15° J 25° 14° A 21° 10° S 13° 4° O 5° -3° N -2° -10° D Rainy days

Weather by month

MonthAvg highAvg lowRainfall Rainy daysHumiditySunshine Score
January -6°C-15°C75 mm 10– – 3.7
February -3°C-14°C61 mm 9– – 4.0
March 3°C-7°C72 mm 10– – 4.0
April 11°C1°C99 mm 11– – 5.6
May 19°C8°C89 mm 11– – 7.1
June 24°C13°C92 mm 11– – 7.5
July 26°C15°C88 mm 11– – 7.5
August 25°C14°C88 mm 11– – 7.5
September 21°C10°C89 mm 10– – 7.6
October 13°C4°C102 mm 11– – 6.0
November 5°C-3°C85 mm 11– – 4.6
December -2°C-10°C84 mm 11– – 3.6

Frequently asked questions

How hot is Saint-Charles-Borromée in September?

Daytime highs average 21°C and nights about 10°C.

When is the best time to visit Saint-Charles-Borromée?

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