June weather forecast
Wheaton, MD

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Weather in June

June, the first month of the summer in Wheaton, is also a moderately hot month, with temperature in the range of an average low of 63.9°F (17.7°C) and an average high of 81.7°F (27.6°C).

Temperature

A slight uplift of average high-temperatures is noted in June, with temperatures adjusting from a moderately hot 73.9°F (23.3°C) in May to a still warm 81.7°F (27.6°C). Wheaton encounters a steady low-temperature average of 63.9°F (17.7°C) throughout the month of June.

Heat index

The heat index value for June is computed to be a tropical 86°F (30°C). Remaining active during long-lasting exposure could cause fatigue, leading to heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values hold particular significance for children. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.

Humidity

The average relative humidity in June is 73%.

Rainfall

In Wheaton, in June, it is raining for 15.6 days, with typically 2.68" (68mm) of accumulated precipitation. Throughout the year, there are 160.9 rainfall days, and 32.99" (838mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Wheaton.

Daylight

With an average of 14h and 54min of daylight, June has the longest days of the year.
On the first day of June, sunrise is at 5:43 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 8:38 pm EDT.

Sunshine

In June, the average sunshine is 10.2h.

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 exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 6 in June interprets into the following recommendations:
Deflect overexposure. Sun protection is a necessity. 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. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
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Frequently asked questions

What are the temperatures in Wheaton in June?

In Wheaton, 81.7°F (27.6°C) is the average high-temperature and 63.9°F (17.7°C) is the average low-temperature during June. In June, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, is computed to be 86°F (30°C).

What is the average humidity in June in Wheaton?

The average relative humidity in June in Wheaton is 73%.

How many days does it rain in June in Wheaton?

In June, in Wheaton, the rain falls for 15.6 days. Throughout June, 2.68" (68mm) of precipitation is accumulated.

When it does not snow in Wheaton?

In Wheaton, snow does not fall in May through October.

When are the longest days in Wheaton?

The month with the longest days in Wheaton, Maryland, is June, with an average of 14h and 54min of daylight.

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

In June, the average day length is 14h and 52min.

When is the sunrise / sunset in June in Wheaton?

On the first day of June in Wheaton, Maryland, sunrise is at 5:43 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 8:38 pm EDT.

How long on average sun shines in June in Wheaton?

The average sunshine duration in June in Wheaton is 10.2h.

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

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

What is the UV index intensity in June in Wheaton?

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

Average temperature in June - Wheaton, MD
  • Average high temperature in June: 81.7°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in June: 63.9°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

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Average pressure in June
Wheaton, MD

Average pressure in June - Wheaton, 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
Wheaton, MD

Average wind speed in June - Wheaton, MD
  • Average wind speed in June: 6mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in June
Wheaton, MD

Average humidity in June - Wheaton, MD
  • Average humidity in June: 73%

The months with the highest relative humidity are May, October and December (76%).
The month with the lowest relative humidity is July (70%).

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Average rainfall in June
Wheaton, MD

Average rainfall in June - Wheaton, MD
  • Average rainfall in June: 2.68"

The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is January (2.17").

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Average rainfall days in June
Wheaton, MD

Average rainfall days in June - Wheaton, MD
  • Average rainfall days in June: 15.6 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (8.8 days).

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Average snowfall in June
Wheaton, MD

Average snowfall in June - Wheaton, MD
  • Average snowfall in June: 0"

The months with the highest snowfall are January and March (3.03").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in June
Wheaton, MD

Average snowfall days in June - Wheaton, MD
  • Average snowfall days in June: 0 days

The months with the highest number of snowfall days are January and February (5.1 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
Wheaton, MD

Average daylight in June / Average sunshine in June - Wheaton, MD
  • Average daylight in June: 14h and 5min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in June: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in June
Wheaton, MD

Average sunshine days in June - Wheaton, MD
  • Average sunshine days in June: 13 days

The month with the most sunshine days is November (19.4 days).
The months with the least sunshine days are May and July (11 days).

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Average UV index in June
Wheaton, MD

Average UV index in June - Wheaton, 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, November and December (UV index 2).

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Average cloud cover in June
Wheaton, MD

Average cloud cover in June - Wheaton, MD
  • Average cloud cover in June: 33

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in June
Wheaton, MD

Average visibility in June - Wheaton, 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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Wheaton, Maryland, USA

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