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

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 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

The onset of June brings a minor temperature shift, with the average high-temperature moving from a comfortable 63.3°F in May to an agreeable 72.1°F. June brings Green Bay a consistent average low-temperature of 54.1°F.

Humidity

In Green Bay, the average relative humidity in June is 80%.

Rainfall

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

Snowfall

In Green Bay, snow does not fall in June through September.

Ocean temperature

In Green Bay, in June, the average water temperature is 47.7°F.
Note: While a brief time in 47.7°F at 55.4°F is already bracing, plunging below 50°F can severely affect breathing and introduce a cold shock, relying on your physical state.

Daylight

The month with the longest days is June, with an average of 15h and 30min of daylight.
On the first day of the month, sunrise is at 5:10 am and sunset at 8:29 pm. On the last day of June, sunrise is at 5:10 am and sunset at 8:40 pm CDT.

Sunshine

In Green Bay, the average sunshine in June is 9.3h.

UV index

June through August, with an average maximum UV index of 5, are months with the highest UV index in Green Bay. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 5 during June translates into the following guidance:
Exercise prevention - Protecting skin and eyes from harm is required. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
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Frequently asked questions

What are June temperatures in Green Bay?

The high-temperature, in June, in Green Bay, records 72.1°F, while the low-temperature is 54.1°F.

What is the average humidity in June in Green Bay?

In June, the average relative humidity in Green Bay is 80%.

How much does it rain in Green Bay in June?

In Green Bay, during June, the rain falls for 15 days and regularly aggregates up to 2.68" of precipitation.

When it does not snow in Green Bay?

June through September are months without snowfall in Green Bay.

Does it snow in Green Bay in June?

In June, in Green Bay, Wisconsin, 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, Wisconsin, the average seawater temperature in June is 47.7°F. Swimming in 47.7°F is considered life-threatening. Even a few minutes in 55.4°F water is uncomfortable, and swimming below 50°F may cause total loss of breathing control and cold shock, depending on a person's physique.

When are the longest days in Green Bay?

June has the longest days of the year, with an average of 15h and 30min of daylight.

How many hours of daylight does Green Bay have in June?

The average day length in June in Green Bay 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 5:10 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 5:10 am and sunset at 8:40 pm CDT.

How many hours of sunshine does Green Bay have in June?

The average sunshine duration in June is 9.3h.

When is the highest UV index in Green Bay?

June through August, with an average maximum UV index of 5, are months with the highest UV index in Green Bay, Wisconsin.

What is the UV index reading in June in Green Bay?

In June, the average daily maximum UV index in Green Bay, Wisconsin, is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.
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).

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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).

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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).

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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%).

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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").

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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).

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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").

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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).

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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).

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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).

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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).

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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).

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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).

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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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Green Bay, Wisconsin, USA

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