June weather forecast
Opdyke, IL

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Weather in June

The first month of the summer, June, is still a warm month in Opdyke, Illinois, with an average temperature fluctuating between 83.5°F (28.6°C) and 66.6°F (19.2°C).

Temperature

The arrival of June introduces a minor uplift in high-temperatures, adjusting from 74.8°F (23.8°C) in May to a still warm 83.5°F (28.6°C). During the June nights, an average temperature of 66.6°F (19.2°C) is observed.

Heat index

June's average heat index is estimated at a tropical 91.4°F (33°C). Special measures are necessary to avoid heat cramps and heat exhaustion. Persistent activity could result in heatstroke.
Bear in mind that the heat index values are determined for shaded areas and light breezes. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', represents the fusion of temperature and moisture in the air to suggest how warm it feels. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.

Humidity

In Opdyke, the average relative humidity in June is 77%.

Rainfall

In Opdyke, during June, the rain falls for 14.9 days and regularly aggregates up to 3.11" (79mm) of precipitation. In Opdyke, during the entire year, the rain falls for 145.8 days and collects up to 29.13" (740mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

With an average of 14h and 48min of daylight, June has the longest days of the year.
On the first day of June, sunrise is at 5:33 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:22 pm CDT.

Sunshine

With an average of 10.5h of sunshine, June has the most sunshine of the year.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A typical high UV index of 6 in June suggests the following recommendations:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in June?

The high-temperature during June is 83.5°F (28.6°C) and the low-temperature is 66.6°F (19.2°C). In June, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is estimated at 91.4°F (33°C).

What is the average humidity in June?

The average relative humidity in June is 77%.

How many days does it rain in June?

In Opdyke, during June, the rain falls for 14.9 days and regularly aggregates up to 3.11" (79mm) of precipitation.

When it does not snow?

May through October are months without snowfall.

When are the longest days?

June has the longest days of the year, with an average of 14h and 48min of daylight.

What is the average length of the day in June in Opdyke?

In Opdyke, the average day length in June is 14h and 47min.

When is the sunrise / sunset in June?

In June, on the first day of the month, sunrise is at 5:33 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:22 pm CDT.

What month has the most sunshine?

June has the most sunshine of the year, with an average of 10.5h of sunshine.

How long on average sun shines in June?

In Opdyke, the average sunshine duration in June is 10.5h.

What is the month with the highest UV index?

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

What is the UV index reading in June?

In Opdyke, the average daily maximum UV index in June is 6. A UV Index reading of 6 to 7 represents a high health threat from exposure to the Sun's UV radiation.
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
Opdyke, IL

Average temperature in June - Opdyke, IL
  • Average high temperature in June: 83.5°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in June: 66.6°F

The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).

Average pressure in June
Opdyke, IL

Average pressure in June - Opdyke, IL
  • Average pressure in June: 29.93"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in June
Opdyke, IL

Average wind speed in June - Opdyke, IL
  • Average wind speed in June: 7mph

The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.9mph).

Average humidity in June
Opdyke, IL

Average humidity in June - Opdyke, IL
  • Average humidity in June: 77%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (71%).

Average rainfall in June
Opdyke, IL

Average rainfall in June - Opdyke, IL
  • Average rainfall in June: 3.11"

The wettest month (with the highest rainfall) is April (3.78").
The driest month (with the least rainfall) is September (1.61").

Average rainfall days in June
Opdyke, IL

Average rainfall days in June - Opdyke, IL
  • Average rainfall days in June: 14.9 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is January (7.5 days).

Average snowfall in June
Opdyke, IL

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

The month with the highest snowfall is February (1.73").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in June
Opdyke, IL

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

The month with the highest number of snowfall days is January (4.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in June / Average sunshine in June - Opdyke, IL
  • Average daylight in June: 14h and 5min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in June: 10h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

Average sunshine days in June
Opdyke, IL

Average sunshine days in June - Opdyke, IL
  • Average sunshine days in June: 12.8 days

The month with the most sunshine days is October (20.3 days).
The month with the least sunshine days is May (11.3 days).

Average UV index in June
Opdyke, IL

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

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

Average cloud cover in June
Opdyke, IL

Average cloud cover in June - Opdyke, IL
  • Average cloud cover in June: 27

The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 27).

Average visibility in June
Opdyke, IL

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

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

Opdyke, Illinois, USA

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