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June Weather in Green Bay, United States

Last updated: June 24, 2025

In Green Bay, United States, the average temperature in June hovers around 20°C (68°F), with a range that can dip as low as 5°C (40°F) and soar up to 35°C (96°F). Expect 106 mm (4.2 in) of precipitation spread over about 12 days, combined with an average humidity of 75%, making it a month of vibrant weather changes.

June Temperature in Green Bay

In June in Green Bay, the average temperature is 20°C (68°F). Maximums can reach 35°C (96°F) and minimums can be as low as 5°C (40°F). Be prepared for warm days and cool evenings when traveling to Green Bay during this time.

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

The chart illustrates June 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, June typically has an average temperature of 20°C (68°F), with highs reaching up to 35°C (96°F) and lows dropping to around 5°C (40°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.

June Precipitation in Green Bay

In Green Bay in June, the precipitation amount is 106 mm (4.2 in), occurring over a span of 12 days.

June Precipitation Trends in Green Bay

The chart displays monthly precipitation patterns in Green Bay, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Green Bay, June typically receives around 106 mm (4.2 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec4048599910610610810765944854
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Green Bay

In Green Bay in June, humidity is 75%. With an average temperature of 20°C (68°F), this humidity feels like a warm, muggy embrace that can leave travelers feeling sticky and exhausted.

June Average Humidity in Green Bay

This chart illustrates the average monthly humidity levels in Green Bay, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Green Bay is approximately 75%, 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 June generated using information from the Copernicus Climate Change Service.

June UV Index in Green Bay

In Green Bay in June, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Green Bay.

Maximum UV Index Levels in Green Bay for June

The chart shows the monthly maximum UV Index (UVI) for Green Bay in June, 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 June, the maximum UV index in Green Bay typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457910997532
Data source: Green Bay June 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 June 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 June’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 June’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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