Granby in August

7.2out of 10

Possible, with caveats

Warm and comfortable: highs around 25°C. Frequent rain: about 13 rainy days.

25°CAvg high
15°CAvg low
13Rainy days (111 mm)
13:55 hDaylight
05:57Sunrise · 19:53 Sunset

Why this score

  • Warm and comfortable: highs around 25°C
  • Frequent rain: about 13 rainy days

What to wear and pack

  • T-shirts and light layers
  • Rain jacket or compact umbrella

How reliable is the forecast?

Rainfall in August 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

-4° -13° J -3° -12° F 3° -6° M 11° 1° A 19° 8° M 23° 13° J 26° 16° J 25° 15° A 20° 10° S 13° 4° O 6° -2° N -1° -9° D Rainy days

Weather by month

MonthAvg highAvg lowRainfall Rainy daysHumiditySunshine Score
January -4°C-13°C78 mm 12– – 3.5
February -3°C-12°C64 mm 10– – 3.7
March 3°C-6°C78 mm 12– – 4.0
April 11°C1°C99 mm 12– – 5.6
May 19°C8°C108 mm 13– – 6.7
June 23°C13°C117 mm 14– – 7.1
July 26°C16°C109 mm 13– – 7.2
August 25°C15°C111 mm 13– – 7.2
September 20°C10°C98 mm 11– – 7.3
October 13°C4°C115 mm 13– – 5.7
November 6°C-2°C90 mm 13– – 4.5
December -1°C-9°C91 mm 14– – 3.2

Frequently asked questions

How hot is Granby in August?

Daytime highs average 25°C and nights about 15°C.

When is the best time to visit Granby?

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