June weather forecast
Saint Charles, MD

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Weather in June

June, the first month of the summer in Saint Charles, is also a moderately hot month, with an average temperature ranging between max 82.2°F (27.9°C) and min 64.2°F (17.9°C).

Temperature

A minor escalation in the average high-temperature is seen with the onset of June, moving from 74.5°F (23.6°C) in May to a still warm 82.2°F (27.9°C). During the month of June, Saint Charles's nighttime temperature lowers to an average of 64.2°F (17.9°C).

Heat index

The heat index for June is appraised at a tropical 87.8°F (31°C). Long-lasting exposure and activity potentially induce a sense of weariness, with the risk of heat cramps.
It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.

Humidity

The average relative humidity in June is 76%.

Rainfall

In June, in Saint Charles, the rain falls for 13.3 days. Throughout June, 2.52" (64mm) of precipitation is accumulated. Throughout the year, there are 151.4 rainfall days, and 29.33" (745mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

With an average of 14h and 48min of daylight, June has the longest days of the year.
On the first day of the month, sunrise is at 5:44 am and sunset at 8:26 pm. On the last day of June, sunrise is at 5:46 am and sunset at 8:36 pm EDT.

Sunshine

The average sunshine in June in Saint Charles, Maryland, is 10h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Saint Charles, Maryland. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum UV index of 6 during June leads to these instructions:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Frequently asked questions

What are the temperatures in Saint Charles in June?

In Saint Charles, 82.2°F (27.9°C) is the average high-temperature and 64.2°F (17.9°C) is the average low-temperature during June. In June, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, is appraised at 87.8°F (31°C).

What is the average humidity in June in Saint Charles?

In June, the average relative humidity in Saint Charles, Maryland, is 76%.

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

In Saint Charles, in June, during 13.3 rainfall days, 2.52" (64mm) of precipitation is typically accumulated.

When it does not snow in Saint Charles?

May through October are months without snowfall.

When are the longest days in Saint Charles?

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 Saint Charles?

The average day length in June is 14h and 49min.

When are sunrise and sunset in June in Saint Charles?

On the first day of June in Saint Charles, sunrise is at 5:44 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 8:36 pm EDT.

How long on average sun shines in June in Saint Charles?

In June, the average sunshine duration in Saint Charles, Maryland, is 10h.

When is the highest UV index in Saint Charles?

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

What is the UV index reading in June in Saint Charles?

In Saint Charles, Maryland, the average daily maximum UV index in June is 6. A UV Index value of 6 to 7 symbolizes a high health threat from 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
Saint Charles, MD

Average temperature in June - Saint Charles, MD
  • Average high temperature in June: 82.2°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (41.5°F).

  • Average low temperature in June: 64.2°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

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Average pressure in June
Saint Charles, MD

Average pressure in June - Saint Charles, MD
  • Average pressure in June: 29.95"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in June
Saint Charles, MD

Average wind speed in June - Saint Charles, MD
  • Average wind speed in June: 5.8mph

The windiest months (with the highest average wind speed) are March and April (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

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Average humidity in June
Saint Charles, MD

Average humidity in June - Saint Charles, MD
  • Average humidity in June: 76%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March and April (73%).

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Average rainfall in June
Saint Charles, MD

Average rainfall in June - Saint Charles, MD
  • Average rainfall in June: 2.52"

The wettest month (with the highest rainfall) is August (3.31").
The driest month (with the least rainfall) is January (1.85").

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Average rainfall days in June
Saint Charles, MD

Average rainfall days in June - Saint Charles, MD
  • Average rainfall days in June: 13.3 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is November (8.7 days).

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Average snowfall in June
Saint Charles, MD

Average snowfall in June - Saint Charles, MD
  • Average snowfall in June: 0"

The month with the highest snowfall is January (2.32").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in June
Saint Charles, MD

Average snowfall days in June - Saint Charles, MD
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in June /
Average sunshine in June
Saint Charles, MD

Average daylight in June / Average sunshine in June - Saint Charles, MD
  • 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 30min).

  • Average sunshine in June: 10h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 5h and 0min).

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Average sunshine days in June
Saint Charles, MD

Average sunshine days in June - Saint Charles, MD
  • Average sunshine days in June: 14.3 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (11.4 days).

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Average UV index in June
Saint Charles, MD

Average UV index in June - Saint Charles, MD
  • 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 Charles, MD

Average cloud cover in June - Saint Charles, MD
  • Average cloud cover in June: 34

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in June
Saint Charles, MD

Average visibility in June - Saint Charles, MD
  • 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 Charles, Maryland, USA

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