June weather forecast
Leon, IA

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Weather in June

The first month of the summer, June, is a moderately hot month in Leon, Iowa, with an average temperature fluctuating between 63.1°F (17.3°C) and 79.9°F (26.6°C).

Temperature

Noticing a change, the average high-temperature during June moves from May's agreeable 69.4°F (20.8°C) to a warm 79.9°F (26.6°C). June's nights observe an average temperature of 63.1°F (17.3°C).

Humidity

With an average relative humidity of 83%, June is the most humid month.

Rainfall

June is the month with the most rainfall. Rain falls for 17.3 days and accumulates 3.43" (87mm) of precipitation.

Snowfall

June through September are months without snowfall in Leon.

Daylight

With an average of 15h and 0min of daylight, June has the longest days of the year.
On the first day of June, sunrise is at 5:45 am and sunset at 8:40 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:50 pm CDT.

Sunshine

In Leon, the average sunshine in June is 9.7h.

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 vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 6 during June leads to these advisories:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. 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. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Updated: Jun 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are June temperatures in Leon?

An average high-temperature, in June, in Leon, is 79.9°F (26.6°C) and the average low-temperature is 63.1°F (17.3°C).

What is the most humid month?

With an average relative humidity of 83%, June is the most humid month.

What is the average humidity in June?

In June, the average relative humidity is 83%.

What is the rainiest month?

The month with the most rainfall is June, when the rain falls for 17.3 days and typically aggregates up to 3.43" (87mm) of precipitation.

How much does it rain in Leon in June?

In Leon, during June, the rain falls for 17.3 days and regularly aggregates up to 3.43" (87mm) of precipitation.

When it does not snow?

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

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 0min of daylight.

How many hours of daylight does Leon have in June?

In June, the average day length is 15h and 3min.

When are sunrise and sunset in June?

On the first day of June, sunrise is at 5:45 am and sunset at 8:40 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:50 pm CDT.

How long on average sun shines in June?

The average sunshine duration in June is 9.7h.

What are the months with the highest UV index?

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

How high is the UV index in June?

In Leon, the average daily maximum UV index in June is 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to 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
Leon, IA

Average temperature in June - Leon, IA
  • Average high temperature in June: 79.9°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in June: 63.1°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).

Average pressure in June
Leon, IA

Average pressure in June - Leon, IA
  • Average pressure in June: 29.89"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in June
Leon, IA

Average wind speed in June - Leon, IA
  • Average wind speed in June: 8mph

The windiest months (with the highest average wind speed) are January, February and March (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).

Average humidity in June
Leon, IA

Average humidity in June - Leon, IA
  • Average humidity in June: 83%

The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is October (72%).

Average rainfall in June
Leon, IA

Average rainfall in June - Leon, IA
  • Average rainfall in June: 3.43"

The wettest month (with the highest rainfall) is June (3.43").
The driest months (with the least rainfall) are January and December (0.67").

Average rainfall days in June
Leon, IA

Average rainfall days in June - Leon, IA
  • Average rainfall days in June: 17.3 days

The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is January (4.8 days).

Average snowfall in June
Leon, IA

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

The month with the highest snowfall is January (2.72").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in June
Leon, IA

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

The month with the highest number of snowfall days is January (8.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in June / Average sunshine in June - Leon, IA
  • Average daylight in June: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • 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 24min).

Average sunshine days in June
Leon, IA

Average sunshine days in June - Leon, IA
  • Average sunshine days in June: 8.9 days

The month with the most sunshine days is December (20.3 days).
The month with the least sunshine days is June (8.9 days).

Average UV index in June
Leon, IA

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

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in June
Leon, IA

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

The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in June
Leon, IA

Average visibility in June - Leon, 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).

Leon, Iowa, USA

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