Green Bay
Wisconsin, USA
Long term weather forecast
Long term weather forecast

October weather forecast and Climate
Green Bay, WI

  • Average high temperature in October: 56.6°F

Warmest month (with highest average high temperature) is July (79.8°F).
Month with lowest average high temperature is January (24.3°F).

  • Average low temperature in October: 37.7°F

Month with highest average low temperature is July (58.4°F).
Coldest month (with lowest average low temperature) is January (9°F).

  • Average humidity in October: 74.4%

Month with highest relative humidity is December (77.3%).
Month with lowest relative humidity is May (65.9%).

  • Average rainfall in October: 2.4"

Wettest month (with highest rainfall) is June (3.9").
Driest months (with lowest rainfall) are January and February (1.1").

  • Average rainfall days in October: 10.5 days

Month with highest number of rainy days is May (11.4 days).
Month with lowest number of rainy days is February (8.4 days).

  • Average snowfall in October: 0.2"

Month with highest snowfall is December (13.1").
Months with lowest snowfall are June, July, August and September (0").

  • Average snowfall days in October: 0.3 days

Month with highest number of snowfall days is January (9.6 days).
Months with lowest number of snowfall days are June, July, August and September (0 days).

  • Average sea temperature in October: 54°F

Best month for swimming (with highest average sea temperature) is August (68°F).
Coldest month (with lowest average sea temperature) is March (36°F).

  • Average daylight in October: 11h

Months with longest days are May, June and July (Average daylight: 15).
Months with shortest days are January and December (Average daylight: 9).

  • Average sunshine in October: 5.1h

Months with most sunshine are June and July (Average sunshine: 10.1).
Months with least sunshine are November and December (Average sunshine: 3.6).

  • Average UV index in October: 3

Months with highest UV index are June and July (UV index 8).
Months with lowest UV index are January and December (UV index 1).

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