Monthly weather forecast and climate
Granby, CO

What is the coldest month in Granby?

January is the coldest month, with an average high-temperature of 28°F (-2.2°C) and an average low-temperature of 1°F (-17.2°C).

How much does it rain in Granby?

Throughout the year, in Granby, 14.2" (360.7mm) of rain is accumulated.

What is the driest month in Granby?

Months with the least rainfall are February and October with 0.8" (20.3mm) of accumulated rain.

What is the warmest month in Granby?

July is the warmest month in Granby, with an average high-temperature of 75°F (23.9°C) and an average low-temperature of 41°F (5°C).

What is the wettest month in Granby?

The month with the most rainfall is August when 1.7" (43.2mm) of precipitation is typically aggregated.
Average rainfall - Granby, CO

The wettest month (with the highest rainfall) is August (1.7").
Driest months (with the lowest rainfall) are February and October (0.8").

Average daylight - Granby, CO
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