June weather forecast
Joliett, PA

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Weather in June

The first month of the summer, June, is a warm month in Joliett, Pennsylvania, with an average temperature fluctuating between 57°F (13.9°C) and 76.5°F (24.7°C).

Temperature

Joliett experiences a minor temperature shift with the start of June, with average high-temperatures moving from an agreeable 68.5°F (20.3°C) in May to a warm 76.5°F (24.7°C). Throughout the month of June, Joliett expects an average low of 57°F (13.9°C).

Humidity

In Joliett, the average relative humidity in June is 81%.

Rainfall

In Joliett, in June, during 14.3 rainfall days, 1.3" (33mm) of precipitation is typically accumulated. In Joliett, during the entire year, the rain falls for 133.5 days and collects up to 15.16" (385mm) of precipitation.

Snowfall

In Joliett, snow does not fall in June through September.

Daylight

With an average of 15h and 0min of daylight, June has the longest days of the year.
On the first day of the month, sunrise is at 5:36 am and sunset at 8:30 pm. On the last day of June, sunrise is at 5:38 am and sunset at 8:40 pm EDT.

Sunshine

In June, the average sunshine is 9.6h.

UV index

June and July, with an average maximum UV index of 6, are months with the highest UV index in Joliett. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index, 6 in June, converts into the following recommendations:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Updated: Aug 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Joliett in June?

Joliett in June has an average high-temperature of 76.5°F (24.7°C) and an average low-temperature of 57°F (13.9°C).

What is the average humidity in June?

The average relative humidity in June is 81%.

How many days does it rain in June?

In Joliett, in June, it is raining for 14.3 days, with typically 1.3" (33mm) of accumulated precipitation.

When it does not snow?

In Joliett, snow does not fall in June through September.

Does it snow in June?

In June, it doesn't snow. May is the latest month when it typically snows.

When are the longest days?

The month with the longest days is June, with an average of 15h and 0min of daylight.

What is the average length of the day in June?

In June, the average day length is 15h and 2min.

When are sunrise and sunset in June?

On the first day of June, sunrise is at 5:36 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 8:40 pm EDT.

How long on average sun shines in June?

In June, the average sunshine duration in Joliett is 9.6h.

What is the month with the highest UV index?

June and July, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index reading in June?

In June, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Joliett, PA

Average temperature in June - Joliett, PA
  • Average high temperature in June: 76.5°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in June: 57°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

Average pressure in June
Joliett, PA

Average pressure in June - Joliett, PA
  • Average pressure in June: 29.94"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in June
Joliett, PA

Average wind speed in June - Joliett, PA
  • Average wind speed in June: 6mph

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in June
Joliett, PA

Average humidity in June - Joliett, PA
  • Average humidity in June: 81%

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are March and April (77%).

Average rainfall in June
Joliett, PA

Average rainfall in June - Joliett, PA
  • Average rainfall in June: 1.3"

The wettest month (with the highest rainfall) is August (1.93").
The driest month (with the least rainfall) is February (0.83").

Average rainfall days in June
Joliett, PA

Average rainfall days in June - Joliett, PA
  • Average rainfall days in June: 14.3 days

The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is January (6.8 days).

Average snowfall in June
Joliett, PA

Average snowfall in June - Joliett, PA
  • Average snowfall in June: 0"

The month with the highest snowfall is January (1.77").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in June
Joliett, PA

Average snowfall days in June - Joliett, PA
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (6.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in June /
Average sunshine in June
Joliett, PA

Average daylight in June / Average sunshine in June - Joliett, PA
  • Average daylight in June: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in June: 9h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

Average sunshine days in June
Joliett, PA

Average sunshine days in June - Joliett, PA
  • Average sunshine days in June: 13.3 days

The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is May (12.7 days).

Average UV index in June
Joliett, PA

Average UV index in June - Joliett, PA
  • Average UV index in June: 6

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in June
Joliett, PA

Average cloud cover in June - Joliett, PA
  • Average cloud cover in June: 38

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 33).

Average visibility in June
Joliett, PA

Average visibility in June - Joliett, PA
  • Average visibility in June: 6mi

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

Joliett, Pennsylvania, USA

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