June weather forecast
Green Bay, WI

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The sun setting over Green Bay in Wisconsin
The sun setting over Green Bay in Wisconsin

June

Weather in June

June ushers in the season of summer in Green Bay, with longest daylight hours of the year and increased sunshine duration. The warm temperature, ranging to about 72.1°F (22.3°C) as the average high, marks the beginning of a short but vibrant summer season. With summer setting in, the amount of rain experienced is less compared to the previous months, leading to relatively drier weather. The favorable weather provides an ideal setting for a host of outdoor events and activities. Green Bay in June is a place buzzing with energy and vibrancy owing to the lively weather conditions.

Temperature

June signals a minor shift in the average high-temperature, moving from May's comfortable 63.3°F (17.4°C) to an agreeable 72.1°F (22.3°C). Green Bay, in June, witnesses an average low-temperature of 54.1°F (12.3°C).

Humidity

The average relative humidity in June is 80%.

Rainfall

In June, the rain falls for 15 days. Throughout June, 2.68" (68mm) of precipitation is accumulated. In Green Bay, during the entire year, the rain falls for 130.8 days and collects up to 24.8" (630mm) of precipitation.

Snowfall

June through September are months without snowfall.

Ocean temperature

In Green Bay, in June, the average water temperature is 47.7°F (8.7°C).
Note: Entering waters of 47.7°F (8.7°C) is life-endangering. A mere moment in 55.4°F (13°C) waters feels piercing cold, and below 50°F (10°C) it can lead to immediate cold shock and cessation of breathing control, depending on body resilience.

Daylight

The month with the longest days in Green Bay is June, with an average of 15h and 30min of daylight.
On the first day of the month, sunrise is at 5:09 am and sunset at 8:30 pm. On the last day of June, sunrise is at 5:11 am and sunset at 8:40 pm CDT.

Sunshine

The average sunshine in June in Green Bay is 9.3h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: A typical high UV index of 5 in June suggests the following recommendations:
Guard yourself - Avoiding sunburn is suggested. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Updated: Aug 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in June?
An average high-temperature, in June, in Green Bay, is 72.1°F (22.3°C) and the average low-temperature is 54.1°F (12.3°C).
What is the average humidity in June?
In June, the average relative humidity is 80%.
How many days does it rain in June?
In June, the rain falls for 15 days. Throughout June, 2.68" (68mm) of precipitation is accumulated.
When it does not snow?
June through September are months without snowfall.
Does it snow in June?
In June, it doesn't snow. May is the latest month when it typically snows.
What is the water temperature in June in Green Bay?
In Green Bay, the average seawater temperature in June is 47.7°F (8.7°C). Swimming in 47.7°F (8.7°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.
When are the longest days in Green Bay?
The month with the longest days is June, with an average of 15h and 30min of daylight.
What is the average length of the day in June?
In Green Bay, the average day length in June is 15h and 30min.
When are sunrise and sunset in June in Green Bay?
In June, on the first day of the month, sunrise is at 5:09 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 5:11 am and sunset at 8:40 pm CDT.
How long on average sun shines in June?
In Green Bay, the average sunshine duration in June is 9.3h.
What are the months with the highest UV index?
The months with the highest UV index are June through August, with an average maximum UV index of 5.
What is the UV index intensity in June?
In Green Bay, the average daily maximum UV index in June is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.
Today
Tomorrow
Long-term
YearJFMAMJuneJASOND
May
June
Jul
Average high temperature
63.3°F
72.1°F
78.1°F
Average low temperature
45.3°F
54.1°F
60.4°F
Average pressure
29.96"Hg
29.91"Hg
29.95"Hg
Average wind speed
8.7mph
7.7mph
7.2mph
Average max. wind speed
9.4mph
8.3mph
7.8mph
Average wind speed gusts
14mph
12.7mph
11.9mph
Average humidity
76%
80%
79%
Average rainfall
3.31"
2.68"
2.56"
Average rainfall days
15.9
15
15.6
Average snowfall
0.24"
0"
0"
Average snowfall days
0.2
0
0
Average sea temperature
41.4°F
47.7°F
59.5°F
Average daylight
14h 5min
15h 3min
15h 1min
Average sunshine
8h 5min
9h 2min
10h 1min
Average sunshine days
13.3
13.6
12.3
Average UV index
4
5
5
Average cloud cover
42%
37%
33%
Average visibility
6mi
6mi
6mi
Average temperature in June - Green Bay, WI
Average temperature in June
Green Bay, WI
  • Average high temperature in June: 72.1°F

The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (22.6°F).

  • Average low temperature in June: 54.1°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (12.4°F).

Average pressure in June - Green Bay, WI
Average pressure in June
Green Bay, WI
  • Average pressure in June: 29.91"Hg

The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in June - Green Bay, WI
Average wind speed in June
Green Bay, WI
  • Average wind speed in June: 7.7mph

The windiest months (with the highest average wind speed) are January and February (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (7.2mph).

Average humidity in June - Green Bay, WI
Average humidity in June
Green Bay, WI
  • Average humidity in June: 80%

The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are April and May (76%).

Average rainfall in June - Green Bay, WI
Average rainfall in June
Green Bay, WI
  • Average rainfall in June: 2.68"

The wettest month (with the highest rainfall) is May (3.31").
The driest month (with the least rainfall) is January (1.18").

Average rainfall days in June - Green Bay, WI
Average rainfall days in June
Green Bay, WI
  • Average rainfall days in June: 15 days

The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is February (3.7 days).

Average snowfall in June - Green Bay, WI
Average snowfall in June
Green Bay, WI
  • Average snowfall in June: 0"

The month with the highest snowfall is February (5.79").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in June - Green Bay, WI
Average snowfall days in June
Green Bay, WI
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (15.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average sea temperature in June - Green Bay, WI
Average sea temperature in June
Green Bay, WI
  • Average sea temperature in June: 47.7°F

The best month for swimming (with the highest average sea temperature) is August (67.6°F).
The coldest month (with the lowest average sea temperature) is February (36.1°F).

Average daylight in June / Average sunshine in June - Green Bay, WI
Average daylight in June /
Average sunshine in June
Green Bay, WI
  • Average daylight in June: 15h and 3min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in June: 9h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 24min).

Average sunshine days in June - Green Bay, WI
Average sunshine days in June
Green Bay, WI
  • Average sunshine days in June: 13.6 days

The months with the most sunshine days are September and November (17 days).
The month with the least sunshine days is April (11.6 days).

Average UV index in June - Green Bay, WI
Average UV index in June
Green Bay, WI
  • Average UV index in June: 5

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average cloud cover in June - Green Bay, WI
Average cloud cover in June
Green Bay, WI
  • Average cloud cover in June: 37

The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 33).

Average visibility in June - Green Bay, WI
Average visibility in June
Green Bay, WI
  • Average visibility in June: 6mi

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).

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