June weather forecast
Altamont, IL

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Weather in June

The first month of the summer, June, is still a warm month in Altamont, Illinois, with an average temperature varying between 81.7°F (27.6°C) and 65.5°F (18.6°C).

Temperature

With the onset of June, Altamont observes a minor temperature ascent, with the average high-temperature adjusting from May's warm 73.6°F (23.1°C) to a still moderately hot 81.7°F (27.6°C). During the nights in June, an average low-temperature of 65.5°F (18.6°C) is observed.

Heat index

During June, the heat index is estimated at a hot 87.8°F (31°C). If one continues to be active during exposure, it might cause tiredness and subsequent heat cramps.
Heat index specifics point out values are for conditions of shade and a slight breeze. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', comes about by integrating the temperature readings with the humidity levels. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. It is important to note that direct sunlight can intensify the weather impact, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.

Humidity

In Altamont, the average relative humidity in June is 78%.

Rainfall

In Altamont, in June, it is raining for 14.5 days, with typically 3.11" (79mm) of accumulated precipitation. Throughout the year, there are 141.3 rainfall days, and 26.77" (680mm) of precipitation is accumulated.

Snowfall

In Altamont, Illinois, snow does not fall in April through October.

Daylight

June has the longest days of the year in Altamont, with an average of 14h and 54min of daylight.
On the first day of June, sunrise is at 5:30 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 8:24 pm CDT.

Sunshine

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

UV index

The months with the highest UV index in Altamont 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 exposure to the Sun's UV rays for the ordinary person.
Note: A maximum high UV index of 6 in June translates into the following recommendations:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Frequently asked questions

What is the temperature in June in Altamont?

During June, Altamont experiences an average high-temperature of 81.7°F (27.6°C) and a low-temperature of 65.5°F (18.6°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, in June is estimated at 87.8°F (31°C).

What is the average humidity in June in Altamont?

The average relative humidity in June is 78%.

How many days does it rain in June in Altamont?

In June, the rain falls for 14.5 days. Throughout June, 3.11" (79mm) of precipitation is accumulated.

When it does not snow in Altamont?

In Altamont, Illinois, snow does not fall in April through October.

When are the longest days in Altamont?

With an average of 14h and 54min of daylight, June has the longest days of the year in Altamont.

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

In Altamont, the average day length in June is 14h and 52min.

What time are sunrise and sunset in June in Altamont?

In June, on the first day of the month, sunrise is at 5:30 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 8:24 pm CDT.

What month has the most sunshine in Altamont?

The month with the most sunshine is June, with an average of 10.5h of sunshine.

How many hours of sunshine does Altamont have in June?

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

When is the highest UV index in Altamont?

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

What is the UV index reading in June in Altamont?

The average daily maximum UV index in June is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to 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
Altamont, IL

Average temperature in June - Altamont, IL
  • Average high temperature in June: 81.7°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in June: 65.5°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

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Average pressure in June
Altamont, IL

Average pressure in June - Altamont, 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).

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Average wind speed in June
Altamont, IL

Average wind speed in June - Altamont, IL
  • Average wind speed in June: 7.1mph

The windiest months (with the highest average wind speed) are January and February (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

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Average humidity in June
Altamont, IL

Average humidity in June - Altamont, IL
  • Average humidity in June: 78%

The months with the highest relative humidity are July and August (81%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in June
Altamont, IL

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

The wettest month (with the highest rainfall) is April (3.35").
The driest month (with the least rainfall) is February (1.38").

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Average rainfall days in June
Altamont, IL

Average rainfall days in June - Altamont, IL
  • Average rainfall days in June: 14.5 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (7.3 days).

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Average snowfall in June
Altamont, IL

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

The month with the highest snowfall is January (2.01").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in June
Altamont, IL

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

The month with the highest number of snowfall days is January (5.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • 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 18min).

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Average sunshine days in June
Altamont, IL

Average sunshine days in June - Altamont, IL
  • Average sunshine days in June: 12.4 days

The month with the most sunshine days is December (19.5 days).
The month with the least sunshine days is May (10.8 days).

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Average UV index in June
Altamont, IL

Average UV index in June - Altamont, 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
Altamont, IL

Average cloud cover in June - Altamont, IL
  • Average cloud cover in June: 29

The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are June and September (Cloud cover 29).

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Average visibility in June
Altamont, IL

Average visibility in June - Altamont, 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).

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Altamont, Illinois, USA

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