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

With the onset of June, Coralville experiences a temperature shift, with the average high-temperature moving from a pleasant 69.8°F (21°C) in May to a moderately hot 79.2°F (26.2°C). During the month of June, Coralville anticipates a mean low-temperature of 62.1°F (16.7°C).

Humidity

In June, the average relative humidity is 82%.

Rainfall

In June, the rain falls for 17.7 days. Throughout June, 3.9" (99mm) of precipitation is accumulated. In Coralville, during the entire year, the rain falls for 140.4 days and collects up to 29.57" (751mm) of precipitation.

Snowfall

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

Daylight

With an average of 15h and 12min of daylight, June has the longest days of the year.
On the first day of June, 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.

Sunshine

In June, the average sunshine is 9.7h.

UV index

The months with the highest UV index are June and July, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 6 during June translates into the following directions:
Resist overexposure. Safeguarding from solar damage is indispensable. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Updated: Jul 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in June?

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

What is the average humidity in June?

The average relative humidity in June is 82%.

How much does it rain in June?

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

When it does not snow?

May through September are months without snowfall in Coralville, Iowa.

When are the longest days in Coralville?

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

What is the average length of the day in June?

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

When are sunrise and sunset in June?

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 June, the average sunshine duration is 9.7h.

What is the month with the highest UV index?

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

What is the UV index reading in June?

In Coralville, the average daily maximum UV index in June is 6. A UV Index of 6 to 7 symbolizes a high health threat 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
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).

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).

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).

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%).

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").

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).

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").

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).

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).

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).

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).

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).

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).

Coralville, Iowa, USA

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