Granby Weather in September
September in Granby brings pleasant temperatures, with daytime highs of 21°C (70°F) and nights around 2°C (36°F). The excellent weather makes it a solid choice for a visit.
Rainfall in Granby in September
Historically, the month has about 10 days of rain, averaging 37 mm (1.5 in) in total. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Granby in September
September tends to be one of the excellent months in Granby, with 21°C (70°F) in the afternoon and 2°C (36°F) overnight. Conditions are often most pleasant around the middle of the day. With overnight lows of 2°C (36°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.So this is a great month to visit if you prefer dry days with pleasant temperatures.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Granby's climate page.
Granby Temperature in September
Min Temperature
2°C (36°F)
Max Temperature
21°C (70°F)
Chance of Rain
35%
Precipitation
37 mm (1.5 in)
Rainy days
10 days
Best Places in the United States of America in September
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in September →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Granby in September
For Granby in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Some rain is possible, so pack something to handle light showers.What To Do in Granby in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Granby's climate page.
See the full Granby climate overview or explore weather in the United States of America.
