June weather forecast
Missouri Valley, IA

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Weather in June

June, the first month of the summer in Missouri Valley, is a moderately hot month, with an average temperature ranging between max 81°F (27.2°C) and min 63.9°F (17.7°C).

Temperature

In Missouri Valley, the average high-temperature in June rises, from a pleasant 70.9°F (21.6°C) in May, to a warm 81°F (27.2°C). Missouri Valley, during June nights, observes an average temperature of 63.9°F (17.7°C).

Heat index

The average heat index in June is appraised at a tropical 86°F (30°C). With unrelenting exposure and activity, one might experience exhaustion, leading to potential heat cramps.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.

Humidity

In June, the average relative humidity is 76%.

Rainfall

The month with the most rainfall is June, when the rain falls for 14.3 days and typically aggregates up to 2.68" (68mm) of precipitation.

Snowfall

In Missouri Valley, snow does not fall in May through September.

Daylight

June has the longest days of the year, with an average of 15h and 6min of daylight.
On the first day of June, sunrise is at 5:51 am and sunset at 8:51 pm. On the last day of the month, sunrise is at 5:53 am and sunset at 9:01 pm CDT.

Sunshine

The average sunshine in June is 10.2h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: A typical high UV index of 6 in June suggests the following recommendations:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Updated: Jun 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are June temperatures?

June temperatures vary between a high-temperature of 81°F (27.2°C) and a low-temperature of 63.9°F (17.7°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in June is appraised at 86°F (30°C).

What is the average humidity in June?

In June, the average relative humidity is 76%.

What is the rainiest month?

June is the month with the most rainfall. Rain falls for 14.3 days and accumulates 2.68" (68mm) of precipitation.

How many days does it rain in June?

In Missouri Valley, during June, the rain falls for 14.3 days and regularly aggregates up to 2.68" (68mm) of precipitation.

When it does not snow?

In Missouri Valley, 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 6min of daylight.

What is the average length of the day in June?

In June, the average day length is 15h and 8min.

When is the sunrise / sunset in June?

In June, on the first day of the month, sunrise is at 5:51 am and sunset at 8:51 pm. On the last day of the month, sunrise is at 5:53 am and sunset at 9:01 pm CDT.

How long on average sun shines in June?

In Missouri Valley, the average sunshine duration in June is 10.2h.

What is the month with the highest UV index?

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

How high is the UV index in June?

In Missouri Valley, the average daily maximum UV index in June is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe 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
Missouri Valley, IA

Average temperature in June - Missouri Valley, IA
  • Average high temperature in June: 81°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (28.9°F).

  • Average low temperature in June: 63.9°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 (15.3°F).

Average pressure in June
Missouri Valley, IA

Average pressure in June - Missouri Valley, 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
Missouri Valley, IA

Average wind speed in June - Missouri Valley, IA
  • Average wind speed in June: 8.5mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).

Average humidity in June
Missouri Valley, IA

Average humidity in June - Missouri Valley, IA
  • Average humidity in June: 76%

The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is October (66%).

Average rainfall in June
Missouri Valley, IA

Average rainfall in June - Missouri Valley, IA
  • Average rainfall in June: 2.68"

The wettest month (with the highest rainfall) is June (2.68").
The driest month (with the least rainfall) is January (0.39").

Average rainfall days in June
Missouri Valley, IA

Average rainfall days in June - Missouri Valley, IA
  • Average rainfall days in June: 14.3 days

The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is January (2.4 days).

Average snowfall in June
Missouri Valley, IA

Average snowfall in June - Missouri Valley, IA
  • Average snowfall in June: 0"

The month with the highest snowfall is February (1.85").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in June
Missouri Valley, IA

Average snowfall days in June - Missouri Valley, IA
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (7.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in June /
Average sunshine in June
Missouri Valley, IA

Average daylight in June / Average sunshine in June - Missouri Valley, IA
  • Average daylight in June: 15h and 1min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in June: 10h and 1min

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 36min).

Average sunshine days in June
Missouri Valley, IA

Average sunshine days in June - Missouri Valley, IA
  • Average sunshine days in June: 13.3 days

The month with the most sunshine days is December (22.7 days).
The month with the least sunshine days is May (13.1 days).

Average UV index in June
Missouri Valley, IA

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

Average cloud cover in June
Missouri Valley, IA

Average cloud cover in June - Missouri Valley, IA
  • Average cloud cover in June: 30

The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 26).

Average visibility in June
Missouri Valley, IA

Average visibility in June - Missouri Valley, 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).

Missouri Valley, Iowa, USA

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