June weather forecast
Ralston, IA

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Weather in June

The first month of the summer, June, is a warm month in Ralston, Iowa, with an average temperature varying between 62.8°F (17.1°C) and 79.3°F (26.3°C).

Temperature

June signals a shift in the average high-temperature, moving from May's agreeable 69.1°F (20.6°C) to a moderately hot 79.3°F (26.3°C). An average nighttime temperature of 62.8°F (17.1°C) is witnessed in Ralston, Iowa throughout June.

Humidity

In June, the average relative humidity in Ralston is 78%.

Rainfall

In Ralston, Iowa, during June, the rain falls for 17.9 days and regularly aggregates up to 3.98" (101mm) of precipitation. In Ralston, during the entire year, the rain falls for 130.1 days and collects up to 27.28" (693mm) of precipitation.

Snowfall

June through September are months without snowfall in Ralston, Iowa.

Daylight

June has the longest days of the year in Ralston, with an average of 15h and 12min of daylight.
On the first day of the month, sunrise is at 5:44 am and sunset at 8:48 pm. On the last day of June, sunrise is at 5:46 am and sunset at 8:58 pm CDT.

Sunshine

In June, the average sunshine in Ralston is 9.6h.

UV index

June and July, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: A typical high UV index of 6 in June suggests the following recommendations:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
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Frequently asked questions

What is the temperature in June in Ralston?

An average high-temperature, in June, in Ralston, is 79.3°F (26.3°C) and the average low-temperature is 62.8°F (17.1°C).

What is the average humidity in June in Ralston?

In Ralston, Iowa, the average relative humidity in June is 78%.

How much does it rain in Ralston in June?

In June, in Ralston, Iowa, the rain falls for 17.9 days. Throughout June, 3.98" (101mm) of precipitation is accumulated.

When it does not snow in Ralston?

In Ralston, Iowa, snow does not fall in June through September.

Does it snow in Ralston in June?

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

When are the longest days in Ralston?

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 Ralston?

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

When are sunrise and sunset in June in Ralston?

In June, on the first day of the month, sunrise is at 5:44 am and sunset at 8:48 pm. On the last day of the month, in Ralston, sunrise is at 5:46 am and sunset at 8:58 pm CDT.

How many hours of sunshine does Ralston have in June?

The average sunshine duration in June in Ralston is 9.6h.

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

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

What is the UV index reading in June in Ralston?

In June, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability 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
Ralston, IA

Average temperature in June - Ralston, IA
  • Average high temperature in June: 79.3°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 (26.2°F).

  • Average low temperature in June: 62.8°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 (13.6°F).

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Average pressure in June
Ralston, IA

Average pressure in June - Ralston, 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).

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Average wind speed in June
Ralston, IA

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

The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.2mph).

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Average humidity in June
Ralston, IA

Average humidity in June - Ralston, IA
  • Average humidity in June: 78%

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

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Average rainfall in June
Ralston, IA

Average rainfall in June - Ralston, IA
  • Average rainfall in June: 3.98"

The wettest month (with the highest rainfall) is May (4.29").
The driest month (with the least rainfall) is January (0.94").

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Average rainfall days in June
Ralston, IA

Average rainfall days in June - Ralston, IA
  • Average rainfall days in June: 17.9 days

The month with the highest number of rainy days is June (17.9 days).
The month with the least rainy days is February (4.3 days).

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Average snowfall in June
Ralston, IA

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

The month with the highest snowfall is February (5.12").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in June
Ralston, IA

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

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in June / Average sunshine in June - Ralston, 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 24min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in June
Ralston, IA

Average sunshine days in June - Ralston, IA
  • Average sunshine days in June: 10 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is June (10 days).

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Average UV index in June
Ralston, IA

Average UV index in June - Ralston, 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 February (UV index 1).

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Average cloud cover in June
Ralston, IA

Average cloud cover in June - Ralston, IA
  • Average cloud cover in June: 35

The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in June
Ralston, IA

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

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

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Ralston, Iowa, USA

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