June weather forecast
Granville, IL

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Weather in June

The first month of the summer, June, is a moderately hot month in Granville, Illinois, with an average temperature fluctuating between 78.6°F (25.9°C) and 61.7°F (16.5°C).

Temperature

The commencement of June sees a minor shift in the average high-temperature, moving from an agreeable 71.1°F (21.7°C) in May to a warm 78.6°F (25.9°C). During June, Granville experiences a consistent low-temperature average of 61.7°F (16.5°C).

Humidity

In Granville, the average relative humidity in June is 81%.

Rainfall

In Granville, in June, it is raining for 17.8 days, with typically 3.27" (83mm) of accumulated precipitation. Throughout the year, there are 152.7 rainfall days, and 30.79" (782mm) of precipitation is accumulated.

Snowfall

In Granville, snow does not fall in May through September.

Daylight

June has the longest days of the year, with an average of 15h and 6min of daylight.
On the first day of the month, sunrise is at 5:25 am and sunset at 8:23 pm. On the last day of June, sunrise is at 5:27 am and sunset at 8:33 pm CDT.

Sunshine

The months with the most sunshine in Granville are June through August, with an average of 9.8h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily high UV index of 6 during June translates into the following recommendations:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays.

Frequently asked questions

What is the average June temperature?

June temperatures vary between a high-temperature of 78.6°F (25.9°C) and a low-temperature of 61.7°F (16.5°C).

What is the average humidity in June?

In June, the average relative humidity is 81%.

How many days does it rain in June?

In Granville, in June, it is raining for 17.8 days, with typically 3.27" (83mm) of accumulated precipitation.

When it does not snow?

In Granville, snow does not fall in May through September.

When are the longest days?

The month with the longest days is June, with an average of 15h and 6min of daylight.

How many hours of daylight does Granville have in June?

The average day length in June is 15h and 7min.

What time are sunrise and sunset in June?

On the first day of June, sunrise is at 5:25 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 5:27 am and sunset at 8:33 pm CDT.

What is the month with the most sunshine?

The months with the most sunshine are June through August, with an average of 9.8h of sunshine.

How many hours of sunshine does Granville have in June?

The average sunshine duration in June in Granville is 9.8h.

When is the highest UV index?

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

What is the UV index reading in June?

In June, the average daily maximum UV index in Granville is 6. A UV Index reading of 6 to 7 represents 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
Granville, IL

Average temperature in June - Granville, IL
  • Average high temperature in June: 78.6°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (28.9°F).

  • Average low temperature in June: 61.7°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).

Average pressure in June
Granville, IL

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

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in June
Granville, IL

Average wind speed in June - Granville, 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 (6.3mph).

Average humidity in June
Granville, IL

Average humidity in June - Granville, IL
  • Average humidity in June: 81%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (72%).

Average rainfall in June
Granville, IL

Average rainfall in June - Granville, IL
  • Average rainfall in June: 3.27"

The wettest month (with the highest rainfall) is May (4.69").
The driest months (with the least rainfall) are January and December (1.61").

Average rainfall days in June
Granville, IL

Average rainfall days in June - Granville, IL
  • Average rainfall days in June: 17.8 days

The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is January (5.9 days).

Average snowfall in June
Granville, IL

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

The month with the highest snowfall is January (4.09").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in June
Granville, IL

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

The month with the highest number of snowfall days is January (11.9 days).
The months with the least snowfall days are May, June, July and August (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in June: 9h and 5min

The months with the most sunshine are June, July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in June
Granville, IL

Average sunshine days in June - Granville, IL
  • Average sunshine days in June: 10.3 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is April (10.2 days).

Average UV index in June
Granville, IL

Average UV index in June - Granville, 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 and December (UV index 1).

Average cloud cover in June
Granville, IL

Average cloud cover in June - Granville, IL
  • Average cloud cover in June: 33

The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are August and September (Cloud cover 32).

Average visibility in June
Granville, IL

Average visibility in June - Granville, 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).

Granville, Illinois, USA

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