June weather forecast
Peoria, IL

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Street lights and tall buildings in the city of Peoria, Illinois, as well as the night sky reflected in the waterfront
Street lights and tall buildings in the city of Peoria, Illinois, as well as the night sky reflected in the waterfront

Weather in June

The advent of summer defines the weather of June in Peoria. Standing out prominently is the remarkable hike in high temperatures reaching up to 79.9°F (26.6°C), instigating the heat of summer. Complementing the ascending mercury is the dramatic increase in daylight hours, embellished by the longest sunshine hours of the year. All this culminates in a relatively dry, warm month marked by blue skies, barbeque-filled gardens, and vibrant outdoor life. As rainfall frequency declines, humidity levels shoot up, contributing to the sticky warmth that's so typical of a Midwestern summer.

Temperature

The beginning of June signals a minor rise in the average high-temperature, moving from a pleasant 71.6°F (22°C) in May to a warm 79.9°F (26.6°C). An average nighttime temperature of 63.1°F (17.3°C) is noted during the month of June.

Humidity

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

Rainfall

In Peoria, during June, the rain falls for 15.5 days and regularly aggregates up to 1.97" (50mm) of precipitation. Throughout the year, there are 129.2 rainfall days, and 17.24" (438mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

The month with the longest days is June, with an average of 15h and 0min of daylight.
On the first day of the month, sunrise is at 5:29 am and sunset at 8:23 pm. On the last day of June, sunrise is at 5:30 am and sunset at 8:33 pm CDT.

Sunshine

The month with the most sunshine is June, with an average of 10.3h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The average daily UV index of 6 in June transforms into the following instructions:
Inhibit overexposure. Warding off sun damage is of utmost importance. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Updated: Aug 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are June temperatures?

In June, the average high-temperature and low-temperature are 79.9°F (26.6°C) and 63.1°F (17.3°C) respectively.

What is the average humidity in June?

In June, the average relative humidity is 81%.

How many days does it rain in June?

In Peoria, during June, the rain falls for 15.5 days and regularly aggregates up to 1.97" (50mm) of precipitation.

When it does not snow?

In Peoria, snow does not fall in May through September.

When are the longest days?

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

How many hours of daylight does Peoria have in June?

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

When is the sunrise / sunset in June?

In June, on the first day of the month, sunrise is at 5:29 am and sunset at 8:23 pm. On the last day of the month, in Peoria, sunrise is at 5:30 am and sunset at 8:33 pm CDT.

What month has the most sunshine?

With an average of 10.3h of sunshine, June has the most sunshine of the year.

How long on average sun shines in June?

The average sunshine duration in June is 10.3h.

What are the months with the highest UV index?

June through August, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index intensity in June?

In Peoria, the average daily maximum UV index in June is 6. A UV Index reading of 6 to 7 represents a high hazard to health from 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
Peoria, IL

Average temperature in June - Peoria, IL
  • Average high temperature in June: 79.9°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (30.7°F).

  • Average low temperature in June: 63.1°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

Average pressure in June
Peoria, IL

Average pressure in June - Peoria, IL
  • Average pressure in June: 29.91"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in June
Peoria, IL

Average wind speed in June - Peoria, IL
  • Average wind speed in June: 7.8mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in June
Peoria, IL

Average humidity in June - Peoria, IL
  • Average humidity in June: 81%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (71%).

Average rainfall in June
Peoria, IL

Average rainfall in June - Peoria, IL
  • Average rainfall in June: 1.97"

The wettest month (with the highest rainfall) is May (2.64").
The driest month (with the least rainfall) is January (0.75").

Average rainfall days in June
Peoria, IL

Average rainfall days in June - Peoria, IL
  • Average rainfall days in June: 15.5 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is February (4.6 days).

Average snowfall in June
Peoria, IL

Average snowfall in June - Peoria, IL
  • Average snowfall in June: 0"

The month with the highest snowfall is January (2.36").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in June
Peoria, IL

Average snowfall days in June - Peoria, IL
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in June /
Average sunshine in June
Peoria, IL

Average daylight in June / Average sunshine in June - Peoria, IL
  • 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: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in June
Peoria, IL

Average sunshine days in June - Peoria, IL
  • Average sunshine days in June: 11.6 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (11.3 days).

Average UV index in June
Peoria, IL

Average UV index in June - Peoria, IL
  • Average UV index in June: 6

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

Average cloud cover in June
Peoria, IL

Average cloud cover in June - Peoria, IL
  • Average cloud cover in June: 31

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 29).

Average visibility in June
Peoria, IL

Average visibility in June - Peoria, IL
  • Average visibility in June: 6mi

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

Peoria, Illinois, USA

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