June weather forecast
Saint Robert, MO

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Weather in June

June, the first month of the summer in Saint Robert, is a hot month, with an average temperature varying between 64.9°F (18.3°C) and 86.5°F (30.3°C).

Temperature

The start of June is characterized by an increase in the average high-temperature, transitioning from a warm 75.7°F (24.3°C) in May to a tropical 86.5°F (30.3°C). Throughout June nights, Saint Robert reports a steady thermal contrast from the day, with an average low-temperature of 64.9°F (18.3°C).

Heat index

June's average heat index is appraised at a very hot 98.6°F (37°C). Extra safeguards are necessary to prevent heat exhaustion and heat cramps. Prolonged activity might cause heatstroke.
Note that heat index values are valued for light wind and location in the shade. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', integrates the air's temperature and its humidity to showcase the felt temperature by people. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Young ones are generally more prone to risk than adults due to their reduced ability to sweat. Their large skin surface area relative to their diminutive bodies and elevated heat production from their activities further enhance this risk.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

The average relative humidity in June in Saint Robert, Missouri, is 74%.

Rainfall

In Saint Robert, Missouri, during June, the rain falls for 16 days and regularly aggregates up to 3.35" (85mm) of precipitation. In Saint Robert, during the entire year, the rain falls for 147.7 days and collects up to 31.46" (799mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The month with the longest days is June, with an average of 14h and 42min of daylight.
On the first day of June in Saint Robert, Missouri, sunrise is at 5:47 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:34 pm CDT.

Sunshine

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

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Saint Robert. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 6 in June translates into these instructions:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
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Frequently asked questions

Is it hot in Saint Robert during June?

The high-temperature in Saint Robert, Missouri, during June is 86.5°F (30.3°C) and the low-temperature is 64.9°F (18.3°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in June is appraised at 98.6°F (37°C).

What is the average humidity in June in Saint Robert?

In June, the average relative humidity in Saint Robert is 74%.

How many days does it rain in June in Saint Robert?

In Saint Robert, in June, it is raining for 16 days, with typically 3.35" (85mm) of accumulated precipitation.

When it does not snow in Saint Robert?

In Saint Robert, Missouri, snow does not fall in June through September.

Does it snow in Saint Robert in June?

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

When are the longest days in Saint Robert?

With an average of 14h and 42min of daylight, June has the longest days of the year in Saint Robert.

How many hours of daylight does Saint Robert have in June?

In Saint Robert, the average day length in June is 14h and 44min.

What time are sunrise and sunset in June in Saint Robert?

In June, on the first day of the month, sunrise is at 5:47 am and sunset at 8:25 pm. On the last day of the month, in Saint Robert, Missouri, sunrise is at 5:50 am and sunset at 8:34 pm CDT.

What month has the most sunshine in Saint Robert?

June has the most sunshine of the year in Saint Robert, Missouri, with an average of 10.6h of sunshine.

How many hours of sunshine does Saint Robert have in June?

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

What are the months with the highest UV index in Saint Robert?

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

What is the UV index intensity in June in Saint Robert?

In June, the average daily maximum UV index in Saint Robert is 6. A UV Index value 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
Saint Robert, MO

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

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (40.3°F).

  • Average low temperature in June: 64.9°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 (25°F).

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Average pressure in June
Saint Robert, MO

Average pressure in June - Saint Robert, MO
  • Average pressure in June: 29.93"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in June
Saint Robert, MO

Average wind speed in June - Saint Robert, MO
  • Average wind speed in June: 6.5mph

The windiest month (with the highest average wind speed) is January (8.7mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

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Average humidity in June
Saint Robert, MO

Average humidity in June - Saint Robert, MO
  • Average humidity in June: 74%

The months with the highest relative humidity are March and May (77%).
The months with the lowest relative humidity are August, September and October (73%).

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Average rainfall in June
Saint Robert, MO

Average rainfall in June - Saint Robert, MO
  • Average rainfall in June: 3.35"

The wettest month (with the highest rainfall) is May (4.29").
The driest month (with the least rainfall) is January (1.61").

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Average rainfall days in June
Saint Robert, MO

Average rainfall days in June - Saint Robert, MO
  • Average rainfall days in June: 16 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is December (7.5 days).

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Average snowfall in June
Saint Robert, MO

Average snowfall in June - Saint Robert, MO
  • Average snowfall in June: 0"

The month with the highest snowfall is February (3.54").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in June
Saint Robert, MO

Average snowfall days in June - Saint Robert, MO
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is February (7.3 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
Saint Robert, MO

Average daylight in June / Average sunshine in June - Saint Robert, MO
  • Average daylight in June: 14h and 4min

The month with the longest days is June (Average daylight: 14h and 42min).
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 months with the least sunshine are January and February (Average sunshine: 4h and 54min).

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Average sunshine days in June
Saint Robert, MO

Average sunshine days in June - Saint Robert, MO
  • Average sunshine days in June: 11.8 days

The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is May (11.7 days).

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Average UV index in June
Saint Robert, MO

Average UV index in June - Saint Robert, 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 and December (UV index 2).

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Average cloud cover in June
Saint Robert, MO

Average cloud cover in June - Saint Robert, MO
  • Average cloud cover in June: 28

The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 28).

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Average visibility in June
Saint Robert, MO

Average visibility in June - Saint Robert, 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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Saint Robert, Missouri, USA

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