June weather forecast
Vienna, MO

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Weather in June

June, the first month of the summer in Vienna, is a hot month, with temperature in the range of an average high of 86.5°F (30.3°C) and an average low of 65.3°F (18.5°C).

Temperature

Vienna's transition into June is marked by a temperature shift, moving from a moderately hot 76.3°F (24.6°C) in May to a hot 86.5°F (30.3°C). Vienna, in the month of June, anticipates a consistent average low-temperature of 65.3°F (18.5°C).

Heat index

For most parts of June, the heat index is appraised at a fiery hot 98.6°F (37°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Observations indicate that the heat index values are for shady locations with light wind. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', combines both the air temperature and the humidity level to give a perceived human temperature. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.
As a reaction to high temperatures, the human body begins to perspire, using the evaporation of sweat to lower its temperature. In high relative humidity, the body's ability to evaporate heat is diminished, resulting in a heightened feeling of warmth. If heat absorption exceeds the body's cooling ability, body temperature can elevate, resulting in potential thermal illnesses.

Humidity

In June, the average relative humidity is 74%.

Rainfall

In Vienna, during June, the rain falls for 15.8 days and regularly aggregates up to 3.43" (87mm) of precipitation. In Vienna, during the entire year, the rain falls for 147.2 days and collects up to 31.02" (788mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

June has the longest days of the year in Vienna, with an average of 14h and 48min of daylight.
On the first day of the month, sunrise is at 5:45 am and sunset at 8:25 pm. On the last day of June, in Vienna, sunrise is at 5:48 am and sunset at 8:35 pm CDT.

Sunshine

The month with the most sunshine is June, with an average of 10.6h of sunshine.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 6 during June leads to these advisories:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
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Frequently asked questions

How hot is it in Vienna in June?

The high-temperature in Vienna during June is 86.5°F (30.3°C) and the low-temperature is 65.3°F (18.5°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, in June is appraised at 98.6°F (37°C).

What is the average humidity in June in Vienna?

In June, the average relative humidity in Vienna, Missouri, is 74%.

How much does it rain in Vienna in June?

In Vienna, during June, the rain falls for 15.8 days and regularly aggregates up to 3.43" (87mm) of precipitation.

When it does not snow in Vienna?

May through September are months without snowfall.

When are the longest days in Vienna?

June has the longest days of the year, with an average of 14h and 48min of daylight.

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

In Vienna, the average day length in June is 14h and 47min.

When is the sunrise / sunset in June in Vienna?

In June, on the first day of the month, sunrise is at 5:45 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 8:35 pm CDT.

What month has the most sunshine in Vienna?

With an average of 10.6h of sunshine, June has the most sunshine of the year.

How long on average sun shines in June in Vienna?

In Vienna, the average sunshine duration in June is 10.6h.

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

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

What is the UV index reading in June in Vienna?

In Vienna, the average daily maximum UV index in June is 6. A UV Index of 6 to 7 symbolizes 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
Vienna, MO

Average temperature in June - Vienna, MO
  • Average high temperature in June: 86.5°F

The warmest month (with the highest average high temperature) is July (89.1°F).
The month with the lowest average high temperature is January (39.2°F).

  • Average low temperature in June: 65.3°F

The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).

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Average pressure in June
Vienna, MO

Average pressure in June - Vienna, MO
  • Average pressure in June: 29.92"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in June
Vienna, MO

Average wind speed in June - Vienna, MO
  • Average wind speed in June: 6.4mph

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

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Average humidity in June
Vienna, MO

Average humidity in June - Vienna, MO
  • Average humidity in June: 74%

The months with the highest relative humidity are March and May (77%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in June
Vienna, MO

Average rainfall in June - Vienna, MO
  • Average rainfall in June: 3.43"

The wettest month (with the highest rainfall) is May (3.98").
The driest month (with the least rainfall) is November (1.65").

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Average rainfall days in June
Vienna, MO

Average rainfall days in June - Vienna, MO
  • Average rainfall days in June: 15.8 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is December (7 days).

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Average snowfall in June
Vienna, MO

Average snowfall in June - Vienna, MO
  • Average snowfall in June: 0"

The month with the highest snowfall is February (3.46").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in June
Vienna, MO

Average snowfall days in June - Vienna, MO
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (7.4 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
Vienna, MO

Average daylight in June / Average sunshine in June - Vienna, MO
  • Average daylight in June: 14h and 5min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in June: 10h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in June
Vienna, MO

Average sunshine days in June - Vienna, MO
  • Average sunshine days in June: 12.2 days

The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (11.4 days).

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Average UV index in June
Vienna, MO

Average UV index in June - Vienna, MO
  • Average UV index in June: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in June
Vienna, MO

Average cloud cover in June - Vienna, MO
  • Average cloud cover in June: 29

The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 29).

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Average visibility in June
Vienna, MO

Average visibility in June - Vienna, MO
  • Average visibility in June: 6mi

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

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Vienna, Missouri, USA

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