June weather forecast
Dover, IL

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Weather in June

June, the first month of the summer in Dover, is a moderately hot month, with an average temperature fluctuating between 78.6°F (25.9°C) and 61.5°F (16.4°C).

Temperature

June comes with a subtle rise, with the average high-temperature adjusting from an agreeable 70.3°F (21.3°C) in May to a warm 78.6°F (25.9°C). In Dover, an average low-temperature of 61.5°F (16.4°C) is recorded during June nights.

Humidity

The average relative humidity in June is 82%.

Rainfall

In Dover, during June, the rain falls for 15.8 days and regularly aggregates up to 1.89" (48mm) of precipitation. In Dover, during the entire year, the rain falls for 130 days and collects up to 17.64" (448mm) of precipitation.

Snowfall

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

Daylight

The month with the longest days is June, 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 8:25 pm. On the last day of June, sunrise is at 5:27 am and sunset at 8:35 pm CDT.

Sunshine

The months with the most sunshine are June and July, with an average of 9.7h of sunshine.

UV index

In Dover, the average daily maximum UV index in June is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: An average UV index of 5 in June transforms into this advice:
Exercise prevention - Precautions against solar damage are endorsed. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Updated: Jul 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are June temperatures?

In Dover, 78.6°F (25.9°C) is the average high-temperature and 61.5°F (16.4°C) is the average low-temperature during June.

What is the average humidity in June?

The average relative humidity in June is 82%.

How many days does it rain in June?

In Dover, in June, during 15.8 rainfall days, 1.89" (48mm) of precipitation is typically accumulated.

When it does not snow?

May through September are months without snowfall.

When are the longest days?

With an average of 15h and 6min of daylight, June has the longest days of the year.

What is the average length of the day in June?

In June, the average day length is 15h and 8min.

When are sunrise and sunset in June?

On the first day of June, sunrise is at 5:25 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:27 am and sunset at 8:35 pm CDT.

What is the month with the most sunshine?

The months with the most sunshine are June and July, with an average of 9.7h of sunshine.

How long on average sun shines in June?

In Dover, the average sunshine duration in June is 9.7h.

What is the UV index intensity in June?

In Dover, the average daily maximum UV index in June is 5. A UV Index reading of 3 to 5 represents a medium 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
Dover, IL

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

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in June: 61.5°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 (16.5°F).

Average pressure in June
Dover, IL

Average pressure in June - Dover, 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
Dover, IL

Average wind speed in June - Dover, IL
  • Average wind speed in June: 7.7mph

The windiest month (with the highest average wind speed) is April (10.5mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

Average humidity in June
Dover, IL

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

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

Average rainfall in June
Dover, IL

Average rainfall in June - Dover, IL
  • Average rainfall in June: 1.89"

The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is January (0.75").

Average rainfall days in June
Dover, IL

Average rainfall days in June - Dover, IL
  • Average rainfall days in June: 15.8 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is February (4.5 days).

Average snowfall in June
Dover, IL

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

The month with the highest snowfall is January (2.09").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in June
Dover, IL

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

The month with the highest number of snowfall days is January (10.4 days).
The months with the least snowfall days are May, June, July and August (0 days).

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

Average daylight in June / Average sunshine in June - Dover, 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 12min).

  • Average sunshine in June: 9h and 4min

The months with the most sunshine are June and July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in June
Dover, IL

Average sunshine days in June - Dover, IL
  • Average sunshine days in June: 11.8 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is June (11.8 days).

Average UV index in June
Dover, IL

Average UV index in June - Dover, 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
Dover, IL

Average cloud cover in June - Dover, 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 32).

Average visibility in June
Dover, IL

Average visibility in June - Dover, 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).

Dover, Illinois, USA

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