June weather forecast
Downers Grove, IA

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Weather in June

June, the first month of the summer in Downers Grove, is a moderately hot month, with an average temperature ranging between max 77°F (25°C) and min 60.4°F (15.8°C).

Temperature

A soft shift in the average high-temperature is noticeable in June, transitioning from a pleasant 68.4°F (20.2°C) in May to a warm 77°F (25°C). During June, the nighttime temperature averages of 60.4°F (15.8°C).

Humidity

In June, the average relative humidity is 83%.

Rainfall

In Downers Grove, in June, it is raining for 17.3 days, with typically 3.78" (96mm) of accumulated precipitation. In Downers Grove, during the entire year, the rain falls for 142.5 days and collects up to 28.27" (718mm) of precipitation.

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 the month, sunrise is at 5:30 am and sunset at 8:35 pm. On the last day of June, sunrise is at 5:32 am and sunset at 8:45 pm CDT.

Sunshine

The average sunshine in June is 9.6h.

UV index

June and July, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 6 in June translates into this advice:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Experience reduced UV exposure by about half when donning a wide-brim hat.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are June temperatures?

In June, in Downers Grove, the average high-temperature is 77°F (25°C), and the average low-temperature is 60.4°F (15.8°C).

What is the average humidity in June?

In June, the average relative humidity in Downers Grove is 83%.

How many days does it rain in June?

In Downers Grove, Iowa, during June, the rain falls for 17.3 days and regularly aggregates up to 3.78" (96mm) of precipitation.

When it does not snow?

In Downers Grove, snow does not fall in May through September.

When are the longest days?

June has the longest days of the year, with an average of 15h and 12min of daylight.

How many hours of daylight does Downers Grove have in June?

In June, the average day length is 15h and 13min.

What time are sunrise and sunset in June?

On the first day of June, sunrise is at 5:30 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 8:45 pm CDT.

How many hours of sunshine does Downers Grove have in June?

In June, the average sunshine duration in Downers Grove is 9.6h.

When is the highest UV index?

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

How high is the UV index in June?

In Downers Grove, the average daily maximum UV index in June is 6. A UV Index estimate of 6 to 7 represents a high health threat 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
Downers Grove, IA

Average temperature in June - Downers Grove, IA
  • Average high temperature in June: 77°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (25.2°F).

  • Average low temperature in June: 60.4°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (13.3°F).

Average pressure in June
Downers Grove, IA

Average pressure in June - Downers Grove, IA
  • Average pressure in June: 29.9"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in June
Downers Grove, IA

Average wind speed in June - Downers Grove, IA
  • Average wind speed in June: 7.8mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).

Average humidity in June
Downers Grove, IA

Average humidity in June - Downers Grove, IA
  • Average humidity in June: 83%

The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is October (74%).

Average rainfall in June
Downers Grove, IA

Average rainfall in June - Downers Grove, IA
  • Average rainfall in June: 3.78"

The wettest month (with the highest rainfall) is May (4.25").
The driest months (with the least rainfall) are January and February (1.26").

Average rainfall days in June
Downers Grove, IA

Average rainfall days in June - Downers Grove, IA
  • Average rainfall days in June: 17.3 days

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is January (5.2 days).

Average snowfall in June
Downers Grove, IA

Average snowfall in June - Downers Grove, IA
  • Average snowfall in June: 0"

The month with the highest snowfall is January (5.04").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in June
Downers Grove, IA

Average snowfall days in June - Downers Grove, IA
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (12.1 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
Downers Grove, IA

Average daylight in June / Average sunshine in June - Downers Grove, IA
  • 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 4min

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

Average sunshine days in June
Downers Grove, IA

Average sunshine days in June - Downers Grove, IA
  • Average sunshine days in June: 10.5 days

The month with the most sunshine days is September (17 days).
The month with the least sunshine days is June (10.5 days).

Average UV index in June
Downers Grove, IA

Average UV index in June - Downers Grove, IA
  • Average UV index in June: 6

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

Average cloud cover in June
Downers Grove, IA

Average cloud cover in June - Downers Grove, IA
  • Average cloud cover in June: 35

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in June
Downers Grove, IA

Average visibility in June - Downers Grove, IA
  • Average visibility in June: 6mi

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

Downers Grove, Iowa, USA

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