June weather forecast
Riverton, IL

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Weather in June

June, the first month of the summer in Riverton, is a warm month, with an average temperature ranging between min 64.4°F (18°C) and max 81.1°F (27.3°C).

Temperature

June's arrival signals a subtle increase in average high-temperatures, moving from May's pleasant 72.9°F (22.7°C) to a moderately hot 81.1°F (27.3°C). During June, Riverton records an average temperature of 64.4°F (18°C) at night.

Heat index

The average heat index in June is computed to be a tropical 86°F (30°C). If one continues to be active during enduring exposure, it could result in fatigue and heat cramps.
Heat index evaluations are typically in the context of light winds and shaded environments. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is a composite of temperature and humidity figures to convey how warm it feels. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.

Humidity

The average relative humidity in June in Riverton, Illinois, is 80%.

Rainfall

June is the month with the most rainfall in Riverton. Rain falls for 14.6 days and accumulates 2.36" (60mm) of precipitation.

Snowfall

In Riverton, Illinois, snow does not fall in May through October.

Daylight

With an average of 15h and 0min of daylight, June has the longest days of the year in Riverton.
On the first day of the month, sunrise is at 5:31 am and sunset at 8:20 pm. On the last day of June, sunrise is at 5:33 am and sunset at 8:30 pm CDT.

Sunshine

With an average of 10.4h of sunshine, June has the most sunshine of the year.

UV index

The months with the highest UV index in Riverton, Illinois, are June through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum daily UV index of 6 during June morphs into the following directions:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
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Frequently asked questions

What are the temperatures in Riverton in June?

Riverton in June has an average high-temperature of 81.1°F (27.3°C) and an average low-temperature of 64.4°F (18°C). The average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, in June is computed to be 86°F (30°C).

What is the average humidity in June in Riverton?

In June, the average relative humidity in Riverton is 80%.

What is the rainiest month in Riverton?

June is the month with the most rainfall. Rain falls for 14.6 days and accumulates 2.36" (60mm) of precipitation.

How many days does it rain in June in Riverton?

In June, the rain falls for 14.6 days. Throughout June, 2.36" (60mm) of precipitation is accumulated.

When it does not snow in Riverton?

In Riverton, snow does not fall in May through October.

When are the longest days in Riverton?

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

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

In June, the average day length is 14h and 57min.

When is the sunrise / sunset in June in Riverton?

In June, on the first day of the month, sunrise is at 5:31 am and sunset at 8:20 pm. On the last day of the month, in Riverton, sunrise is at 5:33 am and sunset at 8:30 pm CDT.

What month has the most sunshine in Riverton?

June has the most sunshine of the year, with an average of 10.4h of sunshine.

How many hours of sunshine does Riverton have in June?

The average sunshine duration in June in Riverton is 10.4h.

What are the months with the highest UV index in Riverton?

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 Riverton?

In June, the average daily maximum UV index in Riverton, Illinois, is 6. A UV Index of 6 to 7 symbolizes a high health risk 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
Riverton, IL

Average temperature in June - Riverton, IL
  • Average high temperature in June: 81.1°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (33.1°F).

  • Average low temperature in June: 64.4°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).

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Average pressure in June
Riverton, IL

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in June
Riverton, IL

Average wind speed in June - Riverton, IL
  • Average wind speed in June: 7.3mph

The windiest months (with the highest average wind speed) are January and April (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

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Average humidity in June
Riverton, IL

Average humidity in June - Riverton, IL
  • Average humidity in June: 80%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in June
Riverton, IL

Average rainfall in June - Riverton, IL
  • Average rainfall in June: 2.36"

The wettest month (with the highest rainfall) is June (2.36").
The driest month (with the least rainfall) is December (0.83").

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Average rainfall days in June
Riverton, IL

Average rainfall days in June - Riverton, IL
  • Average rainfall days in June: 14.6 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is February (5.7 days).

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Average snowfall in June
Riverton, IL

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

The month with the highest snowfall is January (1.81").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in June
Riverton, IL

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

The month with the highest number of snowfall days is January (8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in June / Average sunshine in June - Riverton, 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 24min).

  • Average sunshine in June: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in June
Riverton, IL

Average sunshine days in June - Riverton, IL
  • Average sunshine days in June: 12.2 days

The month with the most sunshine days is December (20.5 days).
The month with the least sunshine days is May (11.5 days).

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Average UV index in June
Riverton, IL

Average UV index in June - Riverton, 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).

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Average cloud cover in June
Riverton, IL

Average cloud cover in June - Riverton, IL
  • Average cloud cover in June: 30

The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are June, August and September (Cloud cover 30).

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Average visibility in June
Riverton, IL

Average visibility in June - Riverton, 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).

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Riverton, Illinois, USA

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