June weather forecast
Coralville, IA

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Weather in June

June in Coralville comes with the comforting warmth of early summer. The noticeable spike in temperatures that started in May plateaus into a comfortable range. This month experiences the longest daylight hours of around 15.2, promising ample time for outdoor pursuits. Entering July, weather conditions maintain their pleasant consistency, making it an excellent time for open-air events. June indeed wears the signature brilliance and warmth of an early summer season.

Temperature

Coralville, Iowa, in June shows a temperature shift, moving from an average high of an agreeable 69.8°F (21°C) in May to a moderately hot 79.2°F (26.2°C). In Coralville, June nights cool down to an average of 62.1°F (16.7°C).

Humidity

The average relative humidity in June in Coralville is 82%.

Rainfall

In Coralville, Iowa, in June, during 17.7 rainfall days, 3.9" (99mm) of precipitation is typically accumulated. Throughout the year, in Coralville, Iowa, there are 140.4 rainfall days, and 29.57" (751mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

June has the longest days of the year in Coralville, with an average of 15h and 12min of daylight.
On the first day of the month, sunrise is at 5:33 am and sunset at 8:34 pm. On the last day of June, sunrise is at 5:35 am and sunset at 8:44 pm CDT.

Sunshine

In June, the average sunshine in Coralville is 9.7h.

UV index

June and July, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily maximum UV index of 6 in June interprets into the following advice:
Shield from overexposure. Defense against sun-related harm is required. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
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Frequently asked questions

What is the usual temperature for Coralville in June?

The average high-temperature, in June, in Coralville, is 79.2°F (26.2°C), while the average low-temperature is 62.1°F (16.7°C).

What is the average humidity in June in Coralville?

In June, the average relative humidity is 82%.

How many days does it rain in June in Coralville?

In Coralville, Iowa, in June, during 17.7 rainfall days, 3.9" (99mm) of precipitation is typically accumulated.

When it does not snow in Coralville?

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

When are the longest days in Coralville?

The month with the longest days in Coralville is June, with an average of 15h and 12min of daylight.

How many hours of daylight does Coralville have in June?

The average day length in June in Coralville, Iowa, is 15h and 9min.

What time are sunrise and sunset in June in Coralville?

In June, on the first day of the month, sunrise is at 5:33 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:44 pm CDT.

How long on average sun shines in June in Coralville?

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

What is the month with the highest UV index in Coralville?

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

How high is the UV index in June in Coralville?

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

Average temperature in June - Coralville, IA
  • Average high temperature in June: 79.2°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (27.3°F).

  • Average low temperature in June: 62.1°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).

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Average pressure in June
Coralville, IA

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in June
Coralville, IA

Average wind speed in June - Coralville, IA
  • Average wind speed in June: 7.9mph

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

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Average humidity in June
Coralville, IA

Average humidity in June - Coralville, IA
  • Average humidity in June: 82%

The months with the highest relative humidity are January and July (83%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in June
Coralville, IA

Average rainfall in June - Coralville, IA
  • Average rainfall in June: 3.9"

The wettest month (with the highest rainfall) is May (4.69").
The driest months (with the least rainfall) are January and February (1.34").

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Average rainfall days in June
Coralville, IA

Average rainfall days in June - Coralville, IA
  • Average rainfall days in June: 17.7 days

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is February (5 days).

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Average snowfall in June
Coralville, IA

Average snowfall in June - Coralville, IA
  • Average snowfall in June: 0"

The month with the highest snowfall is January (5.28").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in June
Coralville, IA

Average snowfall days in June - Coralville, IA
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (10.9 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
Coralville, IA

Average daylight in June / Average sunshine in June - Coralville, 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 month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in June
Coralville, IA

Average sunshine days in June - Coralville, IA
  • Average sunshine days in June: 10.1 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10 days).

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Average UV index in June
Coralville, IA

Average UV index in June - Coralville, IA
  • Average UV index in June: 6

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

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Average cloud cover in June
Coralville, IA

Average cloud cover in June - Coralville, IA
  • Average cloud cover in June: 33

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in June
Coralville, IA

Average visibility in June - Coralville, IA
  • Average visibility in June: 6mi

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

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Coralville, Iowa, USA

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