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July Weather in Green Bay, United States

Last updated: June 24, 2025

In July, the average temperature in Green Bay, United States hovers around 23°C (73°F), with a minimum of 10°C (51°F) and a maximum of 36°C (96°F). Expect 108 mm (4.2 in) of precipitation spread over about 12 days, coupled with an average humidity of 74%. Whether you're soaking up the sun or bracing for a brief rain shower, this weather sets the perfect backdrop for your adventures!

July Temperature in Green Bay

In July in Green Bay, the average temperature is 23°C (73°F), with maximums reaching up to 36°C (96°F) and minimums dropping as low as 10°C (51°F). This pleasant climate makes Green Bay an ideal destination for travelers seeking both warmth and cooler evenings.

July Weather in Green Bay: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Green Bay, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Green Bay, July typically has an average temperature of 23°C (73°F), with highs reaching up to 36°C (96°F) and lows dropping to around 10°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec212133435668737063503527
Data source: Temperature data for Green Bay generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

July Precipitation in Green Bay

In Green Bay in July, the total precipitation amount is 108 mm (4.2 in) spread over 12 days.

July Precipitation Trends in Green Bay

The chart displays monthly precipitation patterns in Green Bay, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Green Bay, July typically receives around 108 mm (4.2 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec4048599910610610810765944854
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Green Bay

In Green Bay in July humidity is 74%. With an average temperature of 23°C (73°F), this humidity feels like walking through a warm, enveloping fog, making outdoor activities more strenuous and requiring frequent breaks for hydration.

July Average Humidity in Green Bay

This chart illustrates the average monthly humidity levels in Green Bay, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Green Bay is approximately 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%90%87%84%77%75%75%73%78%84%89%87%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Green Bay

In Green Bay in July, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Green Bay.

Maximum UV Index Levels in Green Bay for July

The chart shows the monthly maximum UV Index (UVI) for Green Bay in July, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In July, the maximum UV index in Green Bay typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457910997532
Data source: Green Bay July UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How July Weather in Green Bay Compares to Other Months

Weather in Green Bay varies notably across the year, with each month offering distinct climate conditions. This page compares July’s weather to other months in Green Bay, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Green Bay, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (21°F)40 mm (1.6 inches)89%low
February Weather-6°C (21°F)48 mm (1.9 inches)90%moderate
March Weather1°C (33°F)59 mm (2.3 inches)87%moderate
April Weather6°C (43°F)99 mm (3.9 inches)84%high
May Weather14°C (57°F)106 mm (4.2 inches)77%very high
June Weather20°C (68°F)106 mm (4.2 inches)75%very high
July Weather23°C (73°F)108 mm (4.2 inches)74%very high
August Weather21°C (70°F)107 mm (4.2 inches)73%very high
September Weather17°C (63°F)65 mm (2.5 inches)78%high
October Weather10°C (50°F)94 mm (3.7 inches)84%moderate
November Weather2°C (35°F)48 mm (1.9 inches)89%moderate
December Weather-3°C (27°F)54 mm (2.1 inches)87%low

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