June weather forecast
Stillman Valley, IL

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Weather in June

The first month of the summer, June, is a warm month in Stillman Valley, Illinois, with an average temperature fluctuating between 77.2°F (25.1°C) and 60.1°F (15.6°C).

Temperature

With the onset of June, Stillman Valley's average high-temperature sees a modest rise, moving from May's pleasant 68.5°F (20.3°C) to a moderately hot 77.2°F (25.1°C). During June, the temperature is averaged to a low of 60.1°F (15.6°C) at night.

Humidity

In Stillman Valley, the average relative humidity in June is 82%.

Rainfall

In Stillman Valley, in June, during 13.5 rainfall days, 1.02" (26mm) of precipitation is typically accumulated. Throughout the year, in Stillman Valley, there are 100.6 rainfall days, and 7.99" (203mm) 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 5:22 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 5:24 am and sunset at 8:36 pm CDT.

Sunshine

The average sunshine in June in Stillman Valley, Illinois, is 9.5h.

UV index

In Stillman Valley, the average daily maximum UV index in June is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: In June, a daily UV index of 5 turns into the following recommendations:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
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 Stillman Valley?

The high-temperature in Stillman Valley during June is 77.2°F (25.1°C) and the low-temperature is 60.1°F (15.6°C).

What is the average humidity in June in Stillman Valley?

The average relative humidity in June in Stillman Valley, Illinois, is 82%.

How many days does it rain in June in Stillman Valley?

In June, in Stillman Valley, the rain falls for 13.5 days. Throughout June, 1.02" (26mm) of precipitation is accumulated.

When it does not snow in Stillman Valley?

In Stillman Valley, Illinois, snow does not fall in May through September.

When are the longest days in Stillman Valley?

With an average of 15h and 12min of daylight, June has the longest days of the year in Stillman Valley, Illinois.

What is the average length of the day in June in Stillman Valley?

In June, the average day length is 15h and 12min.

What time are sunrise and sunset in June in Stillman Valley?

In June, on the first day of the month, sunrise is at 5:22 am and sunset at 8:26 pm. On the last day of the month, in Stillman Valley, sunrise is at 5:24 am and sunset at 8:36 pm CDT.

How long on average sun shines in June in Stillman Valley?

The average sunshine duration in June in Stillman Valley, Illinois, is 9.5h.

What is the UV index reading in June in Stillman Valley?

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

Average temperature in June - Stillman Valley, IL
  • Average high temperature in June: 77.2°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (26.2°F).

  • Average low temperature in June: 60.1°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (14°F).

Average pressure in June
Stillman Valley, IL

Average pressure in June - Stillman Valley, 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
Stillman Valley, IL

Average wind speed in June - Stillman Valley, IL
  • Average wind speed in June: 7.5mph

The windiest month (with the highest average wind speed) is April (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

Average humidity in June
Stillman Valley, IL

Average humidity in June - Stillman Valley, IL
  • Average humidity in June: 82%

The month with the highest relative humidity is January (86%).
The months with the lowest relative humidity are April and October (75%).

Average rainfall in June
Stillman Valley, IL

Average rainfall in June - Stillman Valley, IL
  • Average rainfall in June: 1.02"

The wettest month (with the highest rainfall) is May (1.18").
The driest months (with the least rainfall) are January and February (0.35").

Average rainfall days in June
Stillman Valley, IL

Average rainfall days in June - Stillman Valley, IL
  • Average rainfall days in June: 13.5 days

The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is January (3.2 days).

Average snowfall in June
Stillman Valley, IL

Average snowfall in June - Stillman Valley, IL
  • Average snowfall in June: 0"

The month with the highest snowfall is January (1.42").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in June
Stillman Valley, IL

Average snowfall days in June - Stillman Valley, IL
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (8.1 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
Stillman Valley, IL

Average daylight in June / Average sunshine in June - Stillman Valley, 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 3min

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 42min).

Average sunshine days in June
Stillman Valley, IL

Average sunshine days in June - Stillman Valley, IL
  • Average sunshine days in June: 12.8 days

The month with the most sunshine days is December (22.6 days).
The month with the least sunshine days is June (12.8 days).

Average UV index in June
Stillman Valley, IL

Average UV index in June - Stillman Valley, IL
  • Average UV index in June: 5

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

Average cloud cover in June
Stillman Valley, IL

Average cloud cover in June - Stillman Valley, IL
  • Average cloud cover in June: 36

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is September (Cloud cover 33).

Average visibility in June
Stillman Valley, IL

Average visibility in June - Stillman Valley, IL
  • Average visibility in June: 6mi

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

Stillman Valley, Illinois, USA

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