June weather forecast
Onawa, IA

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Weather in June

The first month of the summer, June, is a warm month in Onawa, Iowa, with an average temperature varying between 80.2°F (26.8°C) and 63.1°F (17.3°C).

Temperature

As Onawa enters June, the average high-temperature increases from the an agreeable 70.3°F (21.3°C) of May to a warm 80.2°F (26.8°C). An average low-temperature of 63.1°F (17.3°C) marks the nights throughout June.

Humidity

In Onawa, the average relative humidity in June is 76%.

Rainfall

In June, in Onawa, the rain falls for 16 days. Throughout June, 3.15" (80mm) of precipitation is accumulated. In Onawa, during the entire year, the rain falls for 117.6 days and collects up to 21.89" (556mm) of precipitation.

Snowfall

May through September are months without snowfall in Onawa.

Daylight

The month with the longest days in Onawa is June, with an average of 15h and 12min of daylight.
On the first day of the month, sunrise is at 5:50 am and sunset at 8:53 pm. On the last day of June, in Onawa, sunrise is at 5:52 am and sunset at 9:04 pm CDT.

Sunshine

In Onawa, the average sunshine in June is 10h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In June, the maximum UV index of 6 transforms into these recommendations:
Ward off overexposure. Defence against solar harm is crucial. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Onawa in June?

The average high-temperature and low-temperature during June are 80.2°F (26.8°C) and 63.1°F (17.3°C) respectively.

What is the average humidity in June in Onawa?

The average relative humidity in June in Onawa, Iowa, is 76%.

How many days does it rain in June in Onawa?

In June, in Onawa, Iowa, the rain falls for 16 days. Throughout June, 3.15" (80mm) of precipitation is accumulated.

When it does not snow in Onawa?

May through September are months without snowfall in Onawa.

When are the longest days in Onawa?

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

What is the average length of the day in June in Onawa?

The average day length in June in Onawa, Iowa, is 15h and 11min.

When is the sunrise / sunset in June in Onawa?

On the first day of June in Onawa, Iowa, sunrise is at 5:50 am and sunset at 8:53 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 9:04 pm CDT.

How long on average sun shines in June in Onawa?

In Onawa, Iowa, the average sunshine duration in June is 10h.

What are the months with the highest UV index in Onawa?

The months with the highest UV index in Onawa are June through August, with an average maximum UV index of 6.

What is the UV index intensity in June in Onawa?

In June, the average daily maximum UV index in Onawa 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
Onawa, IA

Average temperature in June - Onawa, IA
  • Average high temperature in June: 80.2°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (28°F).

  • Average low temperature in June: 63.1°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).

Average pressure in June
Onawa, IA

Average pressure in June - Onawa, IA
  • Average pressure in June: 29.86"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in June
Onawa, IA

Average wind speed in June - Onawa, IA
  • Average wind speed in June: 8.7mph

The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest month (with the lowest average wind speed) is July (7.4mph).

Average humidity in June
Onawa, IA

Average humidity in June - Onawa, IA
  • Average humidity in June: 76%

The month with the highest relative humidity is January (82%).
The months with the lowest relative humidity are April and October (66%).

Average rainfall in June
Onawa, IA

Average rainfall in June - Onawa, IA
  • Average rainfall in June: 3.15"

The wettest month (with the highest rainfall) is May (3.31").
The driest month (with the least rainfall) is January (0.67").

Average rainfall days in June
Onawa, IA

Average rainfall days in June - Onawa, IA
  • Average rainfall days in June: 16 days

The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is February (2.7 days).

Average snowfall in June
Onawa, IA

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

The month with the highest snowfall is February (3.03").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in June
Onawa, IA

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

The month with the highest number of snowfall days is January (8.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in June / Average sunshine in June - Onawa, 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: 10h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

Average sunshine days in June
Onawa, IA

Average sunshine days in June - Onawa, IA
  • Average sunshine days in June: 12 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (12 days).

Average UV index in June
Onawa, IA

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

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

Average cloud cover in June
Onawa, IA

Average cloud cover in June - Onawa, IA
  • Average cloud cover in June: 32

The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 26).

Average visibility in June
Onawa, IA

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

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

Onawa, Iowa, USA

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