June weather forecast
Harpers Mill, MD

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Weather in June

The first month of the summer, June, is a moderately hot month in Harpers Mill, Maryland, with an average temperature ranging between max 80.8°F (27.1°C) and min 64.8°F (18.2°C).

Temperature

June introduces a minor temperature shift, with average high-temperatures adjusting from May's pleasant 72.3°F (22.4°C) to a moderately hot 80.8°F (27.1°C). Harpers Mill records a consistent low-temperature of 64.8°F (18.2°C) during June nights.

Heat index

During June, the heat index is estimated at 84.2°F (29°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'real feel' or 'apparent temperature', provides an understanding of perceived warmth by combining temperature and relative humidity. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.

Humidity

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

Rainfall

In Harpers Mill, Maryland, in June, during 15.8 rainfall days, 2.8" (71mm) of precipitation is typically accumulated. Throughout the year, in Harpers Mill, there are 157.2 rainfall days, and 30.47" (774mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

The month with the longest days in Harpers Mill is June, with an average of 14h and 54min of daylight.
On the first day of the month, sunrise is at 5:42 am and sunset at 8:26 pm. On the last day of June, sunrise is at 5:44 am and sunset at 8:36 pm EDT.

Sunshine

The average sunshine in June is 10.5h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Harpers Mill. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A daily maximum UV index of 6 in June translates into the following instructions:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Enhance your sun protection with tightly woven, yet airy clothing.
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Frequently asked questions

What is the average June temperature in Harpers Mill?

In Harpers Mill, 80.8°F (27.1°C) is the average high-temperature and 64.8°F (18.2°C) is the average low-temperature during June. In June, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, is estimated at 84.2°F (29°C).

What is the average humidity in June in Harpers Mill?

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

How many days does it rain in June in Harpers Mill?

In June, in Harpers Mill, Maryland, the rain falls for 15.8 days. Throughout June, 2.8" (71mm) of precipitation is accumulated.

When it does not snow in Harpers Mill?

April through October are months without snowfall.

When are the longest days in Harpers Mill?

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

How many hours of daylight does Harpers Mill have in June?

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

When are sunrise and sunset in June in Harpers Mill?

In June, on the first day of the month, sunrise is at 5:42 am and sunset at 8:26 pm. On the last day of the month, in Harpers Mill, sunrise is at 5:44 am and sunset at 8:36 pm EDT.

How many hours of sunshine does Harpers Mill have in June?

The average sunshine duration in June in Harpers Mill, Maryland, is 10.5h.

What is the month with the highest UV index in Harpers Mill?

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

How high is the UV index in June in Harpers Mill?

In June, the average daily maximum UV index in Harpers Mill, Maryland, 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
Harpers Mill, MD

Average temperature in June - Harpers Mill, MD
  • Average high temperature in June: 80.8°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in June: 64.8°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).

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Average pressure in June
Harpers Mill, MD

Average pressure in June - Harpers Mill, MD
  • Average pressure in June: 29.94"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in June
Harpers Mill, MD

Average wind speed in June - Harpers Mill, MD
  • Average wind speed in June: 6.7mph

The windiest months (with the highest average wind speed) are January, February and March (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

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Average humidity in June
Harpers Mill, MD

Average humidity in June - Harpers Mill, MD
  • Average humidity in June: 74%

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

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Average rainfall in June
Harpers Mill, MD

Average rainfall in June - Harpers Mill, MD
  • Average rainfall in June: 2.8"

The wettest month (with the highest rainfall) is August (4.09").
The driest month (with the least rainfall) is January (1.81").

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Average rainfall days in June
Harpers Mill, MD

Average rainfall days in June - Harpers Mill, MD
  • Average rainfall days in June: 15.8 days

The month with the highest number of rainy days is May (18 days).
The months with the least rainy days are January and November (8.4 days).

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Average snowfall in June
Harpers Mill, MD

Average snowfall in June - Harpers Mill, MD
  • Average snowfall in June: 0"

The month with the highest snowfall is January (2.09").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in June
Harpers Mill, MD

Average snowfall days in June - Harpers Mill, MD
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in June /
Average sunshine in June
Harpers Mill, MD

Average daylight in June / Average sunshine in June - Harpers Mill, 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 3min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

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Average sunshine days in June
Harpers Mill, MD

Average sunshine days in June - Harpers Mill, MD
  • Average sunshine days in June: 11.7 days

The month with the most sunshine days is November (19.9 days).
The months with the least sunshine days are May and July (10.8 days).

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Average UV index in June
Harpers Mill, MD

Average UV index in June - Harpers Mill, 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
Harpers Mill, MD

Average cloud cover in June - Harpers Mill, MD
  • Average cloud cover in June: 32

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 29).

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Average visibility in June
Harpers Mill, MD

Average visibility in June - Harpers Mill, MD
  • Average visibility in June: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Harpers Mill, Maryland, USA

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