June weather forecast
Bethesda, MD

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Weather in June

The first month of the summer, June, is also a moderately hot month in Bethesda, Maryland, with an average temperature ranging between min 64.2°F (17.9°C) and max 82.8°F (28.2°C).

Temperature

The arrival of June witnesses a small shift in the average high-temperature, moving from a moderately hot 74.5°F (23.6°C) in May to a still warm 82.8°F (28.2°C). Bethesda encounters an average low-temperature of 64.2°F (17.9°C) during June nights.

Heat index

During June, the heat index is computed to be a tropical 87.8°F (31°C). If one endures exposure and continues to be active, it might result in tiredness and heat cramps.
In reference to the heat index, it's for places in shade and with a slight wind. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', unifies temperature and humidity readings to offer a comprehensive feel of warmth. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

Humidity

In Bethesda, the average relative humidity in June is 72%.

Rainfall

In Bethesda, in June, during 13.8 rainfall days, 2.52" (64mm) of precipitation is typically accumulated. In Bethesda, during the entire year, the rain falls for 150.3 days and collects up to 28.66" (728mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

June has the longest days of the year, with an average of 14h and 54min of daylight.
On the first day of the month, sunrise is at 5:44 am and sunset at 8:28 pm. On the last day of June, in Bethesda, Maryland, sunrise is at 5:46 am and sunset at 8:38 pm EDT.

Sunshine

In Bethesda, the average sunshine in June is 10.1h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In June, the UV index of 6 transforms into the following advice:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
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Frequently asked questions

How hot is June in Bethesda?

The average high-temperature and low-temperature during June are 82.8°F (28.2°C) and 64.2°F (17.9°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in June is computed to be 87.8°F (31°C).

What is the average humidity in June in Bethesda?

The average relative humidity in June is 72%.

How much does it rain in Bethesda in June?

In Bethesda, Maryland, in June, it is raining for 13.8 days, with typically 2.52" (64mm) of accumulated precipitation.

When it does not snow in Bethesda?

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

When are the longest days in Bethesda?

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

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

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

When is the sunrise / sunset in June in Bethesda?

In June, on the first day of the month, sunrise is at 5:44 am and sunset at 8:28 pm. On the last day of the month, in Bethesda, sunrise is at 5:46 am and sunset at 8:38 pm EDT.

How long on average sun shines in June in Bethesda?

The average sunshine duration in June in Bethesda, Maryland, is 10.1h.

What is the month with the highest UV index in Bethesda?

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 Bethesda?

In June, the average daily maximum UV index in Bethesda is 6. A UV Index value 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
Bethesda, MD

Average temperature in June - Bethesda, MD
  • Average high temperature in June: 82.8°F

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (39.9°F).

  • Average low temperature in June: 64.2°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (27°F).

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Average pressure in June
Bethesda, MD

Average pressure in June - Bethesda, 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
Bethesda, MD

Average wind speed in June - Bethesda, MD
  • Average wind speed in June: 5.9mph

The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in June
Bethesda, MD

Average humidity in June - Bethesda, MD
  • Average humidity in June: 72%

The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (69%).

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Average rainfall in June
Bethesda, MD

Average rainfall in June - Bethesda, MD
  • Average rainfall in June: 2.52"

The wettest month (with the highest rainfall) is August (3.82").
The driest month (with the least rainfall) is January (1.69").

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Average rainfall days in June
Bethesda, MD

Average rainfall days in June - Bethesda, MD
  • Average rainfall days in June: 13.8 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is November (8.5 days).

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Average snowfall in June
Bethesda, MD

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

The month with the highest snowfall is January (2.6").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in June
Bethesda, MD

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

The month with the highest number of snowfall days is February (4.4 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
Bethesda, MD

Average daylight in June / Average sunshine in June - Bethesda, 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 42min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 0min).

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Average sunshine days in June
Bethesda, MD

Average sunshine days in June - Bethesda, MD
  • Average sunshine days in June: 14.3 days

The month with the most sunshine days is November (20.4 days).
The months with the least sunshine days are May and July (12.3 days).

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Average UV index in June
Bethesda, MD

Average UV index in June - Bethesda, 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
Bethesda, MD

Average cloud cover in June - Bethesda, 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 31).

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Average visibility in June
Bethesda, MD

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

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