June weather forecast
Germantown, MD

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Weather in June

June ushers in summer in Germantown, bringing about hotter days. The 81.7°F (27.6°C) high temperature and low cloud cover result in increased sunshine hours. Despite frequent bouts of rain, the month offers a number of sunny days. The wind speed dips, adding to the warmth of the season. June is the time when residents seek respite in shaded locales, water bodies or air conditioned indoors.

Temperature

As June sets, the average high-temperature shows a slight increase, moving up from 73.6°F (23.1°C) in May to a still warm 81.7°F (27.6°C). Germantown's temperature in June lowers to a consistent average of 62.2°F (16.8°C) during the nights.

Heat index

In June, the heat index is calculated to be a tropical 86°F (30°C). If exposure and activity persist, fatigue could ensue, possibly leading to heat cramps.
When assessing, remember that heat index measurements are for light winds and shaded spots. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.

Humidity

The average relative humidity in June in Germantown is 75%.

Rainfall

In Germantown, during June, the rain falls for 15.7 days and regularly aggregates up to 2.48" (63mm) of precipitation. In Germantown, during the entire year, the rain falls for 159.4 days and collects up to 30.71" (780mm) of precipitation.

Snowfall

June 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 8:29 pm. On the last day of June, in Germantown, sunrise is at 5:46 am and sunset at 8:39 pm EDT.

Sunshine

In June, the average sunshine is 10.3h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In June, an average UV index of 6 transforms into the following instructions:
Resist overexposure. Safeguarding from solar damage is indispensable. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
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Frequently asked questions

What are the temperatures in Germantown in June?

The average high-temperature, in June, in Germantown, is 81.7°F (27.6°C), while the average low-temperature is 62.2°F (16.8°C). In June, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is calculated to be 86°F (30°C).

What is the average humidity in June in Germantown?

In Germantown, Maryland, the average relative humidity in June is 75%.

How much does it rain in Germantown in June?

In Germantown, during June, the rain falls for 15.7 days and regularly aggregates up to 2.48" (63mm) of precipitation.

When it does not snow in Germantown?

In Germantown, snow does not fall in June through October.

Does it snow in Germantown in June?

In June, in Germantown, Maryland, it doesn't snow. May is the latest month when it typically snows.

When are the longest days in Germantown?

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

How many hours of daylight does Germantown have in June?

In June, the average day length in Germantown, Maryland, is 14h and 53min.

What time are sunrise and sunset in June in Germantown?

In June, on the first day of the month, sunrise is at 5:44 am and sunset at 8:29 pm. On the last day of the month, in Germantown, Maryland, sunrise is at 5:46 am and sunset at 8:39 pm EDT.

How long on average sun shines in June in Germantown?

In Germantown, the average sunshine duration in June is 10.3h.

When is the highest UV index in Germantown?

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

What is the UV index intensity in June in Germantown?

In Germantown, the average daily maximum UV index in June is 6. A UV Index reading of 6 to 7 represents 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
Germantown, MD

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

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in June: 62.2°F

The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

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Average pressure in June
Germantown, MD

Average pressure in June - Germantown, 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
Germantown, MD

Average wind speed in June - Germantown, MD
  • Average wind speed in June: 5.7mph

The windiest month (with the highest average wind speed) is March (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

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Average humidity in June
Germantown, MD

Average humidity in June - Germantown, MD
  • Average humidity in June: 75%

The months with the highest relative humidity are October and December (78%).
The month with the lowest relative humidity is July (72%).

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Average rainfall in June
Germantown, MD

Average rainfall in June - Germantown, MD
  • Average rainfall in June: 2.48"

The wettest month (with the highest rainfall) is August (3.78").
The driest months (with the least rainfall) are January and February (1.97").

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Average rainfall days in June
Germantown, MD

Average rainfall days in June - Germantown, MD
  • Average rainfall days in June: 15.7 days

The month with the highest number of rainy days is May (17.5 days).
The months with the least rainy days are January and November (9.5 days).

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Average snowfall in June
Germantown, MD

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

The month with the highest snowfall is March (2.83").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in June
Germantown, MD

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

The months with the highest number of snowfall days are January and February (5.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in June /
Average sunshine in June
Germantown, MD

Average daylight in June / Average sunshine in June - Germantown, 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

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Average sunshine days in June
Germantown, MD

Average sunshine days in June - Germantown, MD
  • Average sunshine days in June: 12 days

The month with the most sunshine days is November (19 days).
The month with the least sunshine days is July (11.3 days).

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Average UV index in June
Germantown, MD

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

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Average cloud cover in June
Germantown, MD

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

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in June
Germantown, MD

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

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