June weather forecast
Sterling, IL

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Weather in June

The first month of the summer, June, is a moderately hot month in Sterling, Illinois, with an average temperature varying between 61.3°F (16.3°C) and 78.3°F (25.7°C).

Temperature

Sterling's weather in June presents a minor rise in the average high-temperature, moving from a pleasant 69.4°F (20.8°C) in May to a moderately hot 78.3°F (25.7°C). An average low-temperature of 61.3°F (16.3°C) is observed during the June nights.

Humidity

The average relative humidity in June is 82%.

Rainfall

In Sterling, in June, during 16.5 rainfall days, 2.13" (54mm) of precipitation is typically accumulated. Throughout the year, in Sterling, there are 130.2 rainfall days, and 17.36" (441mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

June has the longest days of the year, with an average of 15h and 12min of daylight.
On the first day of June, sunrise is at 5:25 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:27 am and sunset at 8:37 pm CDT.

Sunshine

The average sunshine in June in Sterling is 9.7h.

UV index

In June, the average daily maximum UV index in Sterling is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 5 in June translates into this advice:
Take measures. Individuals with light skin might experience burns in under 30 minutes. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average June temperature in Sterling?

The high-temperature in Sterling during June is 78.3°F (25.7°C) and the low-temperature is 61.3°F (16.3°C).

What is the average humidity in June in Sterling?

In Sterling, Illinois, the average relative humidity in June is 82%.

How many days does it rain in June in Sterling?

In Sterling, during June, the rain falls for 16.5 days and regularly aggregates up to 2.13" (54mm) of precipitation.

When it does not snow in Sterling?

May through September are months without snowfall in Sterling, Illinois.

When are the longest days in Sterling?

June has the longest days of the year in Sterling, Illinois, with an average of 15h and 12min of daylight.

How many hours of daylight does Sterling have in June?

In Sterling, Illinois, the average day length in June is 15h and 10min.

When are sunrise and sunset in June in Sterling?

In June, on the first day of the month, sunrise is at 5:25 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:27 am and sunset at 8:37 pm CDT.

How long on average sun shines in June in Sterling?

In June, the average sunshine duration is 9.7h.

What is the UV index intensity in June in Sterling?

In Sterling, the average daily maximum UV index in June is 5. A UV Index value of 3 to 5 symbolizes a moderate 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
Sterling, IL

Average temperature in June - Sterling, IL
  • Average high temperature in June: 78.3°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (27.7°F).

  • Average low temperature in June: 61.3°F

The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).

Average pressure in June
Sterling, IL

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

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in June
Sterling, IL

Average wind speed in June - Sterling, IL
  • Average wind speed in June: 7.6mph

The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

Average humidity in June
Sterling, IL

Average humidity in June - Sterling, IL
  • Average humidity in June: 82%

The months with the highest relative humidity are January and July (85%).
The month with the lowest relative humidity is October (73%).

Average rainfall in June
Sterling, IL

Average rainfall in June - Sterling, IL
  • Average rainfall in June: 2.13"

The wettest month (with the highest rainfall) is May (2.83").
The driest months (with the least rainfall) are January and February (0.75").

Average rainfall days in June
Sterling, IL

Average rainfall days in June - Sterling, IL
  • Average rainfall days in June: 16.5 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (4.8 days).

Average snowfall in June
Sterling, IL

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

The month with the highest snowfall is January (2.56").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in June
Sterling, IL

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

The month with the highest number of snowfall days is January (10.2 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
Sterling, IL

Average daylight in June / Average sunshine in June - Sterling, IL
  • Average daylight in June: 15h and 1min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in June: 9h and 4min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in June
Sterling, IL

Average sunshine days in June - Sterling, IL
  • Average sunshine days in June: 11.3 days

The months with the most sunshine days are November and December (18.8 days).
The month with the least sunshine days is June (11.3 days).

Average UV index in June
Sterling, IL

Average UV index in June - Sterling, IL
  • Average UV index in June: 5

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in June
Sterling, IL

Average cloud cover in June - Sterling, IL
  • Average cloud cover in June: 34

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 31).

Average visibility in June
Sterling, IL

Average visibility in June - Sterling, 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).

Sterling, Illinois, USA

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