Granby Historic Weather Records

Analyse hottest, coldest, windiest & wettest days

Granby Weather Trend Graph


Temperature (°C)
.
Months
Max Temp.
Historic Max Temp.
Min Temp.
Historic Min Temp.

Yearly Summary 2026


33°C
Highest Temp
12 Jun. 26

-22°C
Lowest Temp
24 Jan. 26


Seasonal Breakdown

Hottest MonthAugust30.95°C

Coldest MonthJanuary-11.62°C

Wettest MonthMarch14.65mm

Windiest MonthMarch22.3km/h

Frequently Asked Questions


1. What is the hottest month in Granby historically?

July is historically Granby's hottest month, with average maximum temperatures around 26°C. During peak heatwave events, the highest recorded temperatures have reached 34°C on 2025-06-24.

2. What is the coldest month in Granby historically?

January is Granby's coldest month, with average minimum temperatures around -13°C. The all-time record low of -33°C was recorded on 2023-02-04.

3. What is the average annual rainfall in Granby over the past 17 years?

Granby's average annual rainfall is approximately 1333.2mm, based on records spanning 17 years.

4. How many rainy days does Granby experience on average per year?

Granby historically records approximately 213.8 rainy days per year. June has the highest number of rain days at an average of 19.1 days.

5. What is the all-time highest temperature ever recorded in Granby?

The all-time highest temperature recorded in Granby is 34°C on 2025-06-24.

6. What is the all-time lowest temperature ever recorded in Granby?

The all-time lowest temperature recorded in Granby is -33°C on 2023-02-04.

7. What is the windiest time of year in Granby historically?

Granby experiences its strongest winds during April. The historic gust record of 47.2 kph was recorded on 2026-01-10.

8. What is the highest and lowest humidity in Granby during a year?

Usually, Granby's humidity peaks in January at around 90.07% and drops to its lowest in April at approximately 76.1%.