Grand Rapids
Michigan, USA
Long-term weather forecast
Long-term weather forecast

October weather forecast and Climate
Grand Rapids, MI

  • The average high temperature in October: 15.7°C

The warmest month (with the highest average high temperature) is July (28.2°C).
The month with the lowest average high temperature is January (-0.7°C).

  • The average low temperature in October: 5.4°C

The month with the highest average low temperature is July (16.8°C).
The coldest month (with the lowest average low temperature) is January (-7.7°C).

  • The average humidity in October: 74.6%

The month with the highest relative humidity is December (79.5%).
The month with the lowest relative humidity is May (65.4%).

  • The average rainfall in October: 82.8mm

The wettest month (with the highest rainfall) is September (108.7mm).
The driest month (with the lowest rainfall) is February (45.5mm).

  • The average rainfall days in October: 11.8 days

Months with the highest number of rainy days are January and December (16 days).
The month with the lowest number of rainy days is August (9.6 days).

  • The average snowfall in October: 12.7mm

The month with the highest snowfall is December (556.3mm).
Months with the lowest snowfall are May, June, July, August and September (0mm).

  • The average snowfall days in October: 0.5 days

The month with the highest number of snowfall days is January (14.9 days).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

  • The average sunshine in October: 4.9h

Months with most sunshine are June and July (Average sunshine: 9.6h).
The month with least sunshine is December (Average sunshine: 2h).

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