What’s the climate like in Green Bay?
The current climate of Green Bay features average monthly temperatures ranging from highs of 28°C during the day to lows of -2°C. The average yearly temperature is around 14°C. At night, temperatures in the colder months average around -11°C and in the warmer months around 16°C.
The highest temperature recorded in Green Bay in recent years was 36°C in June 2022. The lowest daytime temperature recorded was -23°C in January 2019.
On average, Green Bay gets 1045 mm of precipitation each year. Of this, about 158 cm is snowfall. For comparison, London gets 701 mm of precipitation each year.
Best time to visit Green Bay?
The best time to visit Green Bay for sunny weather is May and July through September. During this period, you'll have good temperatures and not too much rain, making it a great time to visit Green Bay. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.
Climate Table of Green Bay
The climate table of Green Bay shows the average temperatures, precipitation, snow, and UV index per month. The table gives an overview of the average day and night temperatures in degrees Celsius, the total amount of precipitation in millimetres, the total snowfall in centimetres, and the UV index for each month. Precipitation is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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| Temp. max (°C) | -2 | -2 | 5 | 12 | 20 | 26 | 28 | 26 | 23 | 15 | 6 | 1 |
| Temp. min (°C) | -9 | -11 | -4 | 2 | 9 | 15 | 17 | 16 | 12 | 6 | -2 | -5 |
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| Precipitation (mm) | 54 | 28 | 117 | 64 | 74 | 135 | 82 | 110 | 92 | 143 | 87 | 59 |
| Snow (cm) | 42 | 27 | 34 | 9,9 | 0,4 | 0 | 0 | 0 | 0 | 1,2 | 14 | 29 |
| UV Index | 2 | 3 | 3 | 5 | 5 | 7 | 5 | 6 | 4 | 3 | 2 | 2 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
- Average yearly temperature: 14°C
- Highest temperature: 28°C in July
- Lowest temperature: -2°C in January and February
- Precipitation*: 1045 mm per year, averaging 87 mm per month
- Snowfall: 158 cm per year
- Driest months: 28 mm in February, 54 mm in January and 59 mm in December
- Wettest months: 143 mm in October, 135 mm in June and 117 mm in March
*Precipitation is measured as a combination of rain, snow, and hail
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Table of Contents
Average Temperature per Month in Green Bay
This graph shows the average maximum temperatures per month in Green Bay, Wisconsin. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.
Average Precipitation per Month in Green Bay
This graph shows how much precipitation Green Bay, Wisconsin, gets on average per month. Precipitation is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of precipitation is measured in millimetres and the average is calculated based on the recorded precipitation per month from past years.
Average Snowfall per Month in Green Bay
This graph shows how much snow Green Bay, Wisconsin, gets on average per month. The amount of snowfall is measured in centimetres and the average is calculated based on the recorded snowfall per month from past years.
Average UV Index per Month in Green Bay
This graph shows the average UV index per month in Green Bay, Wisconsin. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Yearly Temperature in Green Bay
This graph shows the average yearly temperature in Green Bay, Wisconsin. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.
Total Yearly Precipitation in Green Bay
This chart shows the total yearly precipitation in Green Bay, Wisconsin, over the past few years. The total yearly precipitation, measured in millimetres, is the sum of all the rain that fell in the twelve months of that year.
Total Yearly Snowfall in Green Bay
This chart shows the total yearly snowfall in Green Bay, Wisconsin, over the past few years. The total yearly snowfall, measured in centimetres, is the sum of all the snow that fell in the twelve months of that year.
Weather experiences in Green Bay
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Average Weather in Green Bay by Month
Click on a month below to see detailed weather info for Green Bay. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
