June weather forecast
Derwood, MD

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Weather in June

The first month of the summer, June, is still a warm month in Derwood, Maryland, with an average temperature varying between 62.8°F (17.1°C) and 81.3°F (27.4°C).

Temperature

As May transitions into June, a subtle temperature shift is observed, with average highs adjusting from a warm 73.6°F (23.1°C) to a still moderately hot 81.3°F (27.4°C). Derwood, in June, experiences an average temperature of 62.8°F (17.1°C) at night.

Heat index

The heat index for June is appraised at a tropical 86°F (30°C). Prolonged exposure and physical activity might induce exhaustion, potentially causing heat cramps.
In terms of the heat index, values are set with light wind and shade conditions in mind. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. 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 primarily vital for children. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.

Humidity

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

Rainfall

In Derwood, Maryland, during June, the rain falls for 15.2 days and regularly aggregates up to 2.48" (63mm) of precipitation. In Derwood, during the entire year, the rain falls for 154.8 days and collects up to 29.09" (739mm) of precipitation.

Snowfall

June through October are months without snowfall.

Daylight

The month with the longest days in Derwood, Maryland, is June, 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, sunrise is at 5:46 am and sunset at 8:38 pm EDT.

Sunshine

In June, the average sunshine in Derwood is 10.3h.

UV index

The months with the highest UV index in Derwood are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: In June, a daily maximum UV index of 6 leads to the following instructions:
Inhibit overexposure. Warding off sun damage is of utmost importance. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Enhance your sun protection with tightly woven, yet airy clothing.
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Frequently asked questions

What is the temperature in June in Derwood?

In Derwood, 81.3°F (27.4°C) is the average high-temperature and 62.8°F (17.1°C) is the average low-temperature during June. In June, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is appraised at 86°F (30°C).

What is the average humidity in June in Derwood?

The average relative humidity in June is 74%.

How much does it rain in Derwood in June?

In Derwood, Maryland, during June, the rain falls for 15.2 days and regularly aggregates up to 2.48" (63mm) of precipitation.

When it does not snow in Derwood?

In Derwood, Maryland, snow does not fall in June through October.

Does it snow in Derwood in June?

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

When are the longest days in Derwood?

With an average of 14h and 54min of daylight, June has the longest days of the year.

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

The average day length in June is 14h and 52min.

What time are sunrise and sunset in June in Derwood?

On the first day of June, sunrise is at 5:44 am and sunset at 8:29 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 Derwood?

The average sunshine duration in June in Derwood, Maryland, is 10.3h.

When is the highest UV index in Derwood?

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 Derwood?

In June, the average daily maximum UV index in Derwood is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unsafe 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
Derwood, MD

Average temperature in June - Derwood, MD
  • Average high temperature in June: 81.3°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in June: 62.8°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

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Average pressure in June
Derwood, MD

Average pressure in June - Derwood, 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
Derwood, MD

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

The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

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Average humidity in June
Derwood, MD

Average humidity in June - Derwood, MD
  • Average humidity in June: 74%

The months with the highest relative humidity are May, October and December (77%).
The month with the lowest relative humidity is July (72%).

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Average rainfall in June
Derwood, MD

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

The wettest month (with the highest rainfall) is August (3.82").
The driest month (with the least rainfall) is January (1.73").

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Average rainfall days in June
Derwood, MD

Average rainfall days in June - Derwood, MD
  • Average rainfall days in June: 15.2 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (8.7 days).

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Average snowfall in June
Derwood, MD

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

The month with the highest snowfall is January (2.76").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in June
Derwood, MD

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

The month with the highest number of snowfall days is February (5.3 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
Derwood, MD

Average daylight in June / Average sunshine in June - Derwood, 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 48min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 6min).

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Average sunshine days in June
Derwood, MD

Average sunshine days in June - Derwood, MD
  • Average sunshine days in June: 13.5 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (11.5 days).

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Average UV index in June
Derwood, MD

Average UV index in June - Derwood, 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
Derwood, MD

Average cloud cover in June - Derwood, 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
Derwood, MD

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

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