June weather forecast
Dayton, IA

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Weather in June

The first month of the summer, June, is a moderately hot month in Dayton, Iowa, with an average temperature ranging between max 79.2°F (26.2°C) and min 62.2°F (16.8°C).

Temperature

Noticing a change, the average high-temperature during June moves from May's agreeable 69.4°F (20.8°C) to a moderately hot 79.2°F (26.2°C). Dayton's average low-temperature during June nights is observed to be a refreshing 62.2°F (16.8°C).

Humidity

The average relative humidity in June is 80%.

Rainfall

In June, the rain falls for 16.7 days. Throughout June, 3.94" (100mm) of precipitation is accumulated. In Dayton, during the entire year, the rain falls for 126.1 days and collects up to 26.85" (682mm) of precipitation.

Snowfall

In Dayton, snow does not fall in June through September.

Daylight

With an average of 15h and 12min of daylight, June has the longest days of the year in Dayton, Iowa.
On the first day of June in Dayton, sunrise is at 5:41 am and sunset at 8:46 pm. On the last day of the month, sunrise is at 5:43 am and sunset at 8:56 pm CDT.

Sunshine

In Dayton, the average sunshine in June is 9.4h.

UV index

June and July, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.
Note: The maximum UV index of 6 during June translates into these guidelines:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Updated: Jul 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in June?

In June, the average high-temperature and low-temperature are 79.2°F (26.2°C) and 62.2°F (16.8°C) respectively.

What is the average humidity in June?

The average relative humidity in June is 80%.

How many days does it rain in June?

In June, the rain falls for 16.7 days. Throughout June, 3.94" (100mm) of precipitation is accumulated.

When it does not snow?

June through September are months without snowfall.

Does it snow in June?

In June, it doesn't snow. May is the latest month when it typically snows.

When are the longest days?

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

What is the average length of the day in June?

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

When is the sunrise / sunset in June?

In June, on the first day of the month, sunrise is at 5:41 am and sunset at 8:46 pm. On the last day of the month, sunrise is at 5:43 am and sunset at 8:56 pm CDT.

How many hours of sunshine does Dayton have in June?

In June, the average sunshine duration is 9.4h.

What are the months with the highest UV index?

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

What is the UV index reading in June?

The average daily maximum UV index in June is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to Sun's UV rays.
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
Dayton, IA

Average temperature in June - Dayton, 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 (26.8°F).

  • Average low temperature in June: 62.2°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

Average pressure in June
Dayton, IA

Average pressure in June - Dayton, IA
  • Average pressure in June: 29.88"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in June
Dayton, IA

Average wind speed in June - Dayton, IA
  • Average wind speed in June: 8.3mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is July (7mph).

Average humidity in June
Dayton, IA

Average humidity in June - Dayton, IA
  • Average humidity in June: 80%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (69%).

Average rainfall in June
Dayton, IA

Average rainfall in June - Dayton, IA
  • Average rainfall in June: 3.94"

The wettest month (with the highest rainfall) is May (4.06").
The driest month (with the least rainfall) is January (0.91").

Average rainfall days in June
Dayton, IA

Average rainfall days in June - Dayton, IA
  • Average rainfall days in June: 16.7 days

The month with the highest number of rainy days is June (16.7 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in June
Dayton, IA

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

The month with the highest snowfall is January (4.29").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in June
Dayton, IA

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

The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in June /
Average sunshine in June
Dayton, IA

Average daylight in June / Average sunshine in June - Dayton, 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 2min

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 0min).

Average sunshine days in June
Dayton, IA

Average sunshine days in June - Dayton, IA
  • Average sunshine days in June: 11.8 days

The month with the most sunshine days is October (19 days).
The month with the least sunshine days is June (11.8 days).

Average UV index in June
Dayton, IA

Average UV index in June - Dayton, 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, February, October, November and December (UV index 2).

Average cloud cover in June
Dayton, IA

Average cloud cover in June - Dayton, IA
  • Average cloud cover in June: 36

The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and September (Cloud cover 31).

Average visibility in June
Dayton, IA

Average visibility in June - Dayton, IA
  • 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).

Dayton, Iowa, USA

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