April weather forecast
Harpers Mill, MD

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Weather in April

April is a comfortable spring month in Harpers Mill, Maryland, with an average temperature fluctuating between 46.9°F (8.3°C) and 63.1°F (17.3°C).

Temperature

April witnesses an increase in the average high-temperature, moving from a fresh 50.9°F (10.5°C) in March to a comfortable 63.1°F (17.3°C). Throughout April, an average low-temperature of 46.9°F (8.3°C) is experienced in Harpers Mill, Maryland.

Humidity

The months with the lowest humidity in Harpers Mill are March, April and July, with an average relative humidity of 72%.

Rainfall

In Harpers Mill, in April, it is raining for 14.8 days, with typically 2.28" (58mm) of accumulated precipitation. In Harpers Mill, during the entire year, the rain falls for 157.2 days and collects up to 30.47" (774mm) of precipitation.

Snowfall

In Harpers Mill, snow does not fall in April through October.

Daylight

The average length of the day in April is 13h and 16min.
On the first day of the month, sunrise is at 6:49 am and sunset at 7:30 pm. On the last day of April, sunrise is at 6:08 am and sunset at 7:58 pm EDT.

Sunshine

In Harpers Mill, the average sunshine in April is 8.9h.

UV index

In April, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: An average UV index of 4 in April transforms into this advice:
Heed the precautions - Suggestions to avoid sunburn are made. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
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Frequently asked questions

What is the average April temperature in Harpers Mill?

During April, Harpers Mill experiences an average high-temperature of 63.1°F (17.3°C) and a low-temperature of 46.9°F (8.3°C).

What is the least humid month in Harpers Mill?

March, April and July, with an average relative humidity of 72%, are the least humid months in Harpers Mill, Maryland.

What is the average humidity in April in Harpers Mill?

The average relative humidity in April in Harpers Mill is 72%.

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

In April, in Harpers Mill, the rain falls for 14.8 days. Throughout April, 2.28" (58mm) of precipitation is accumulated.

When it does not snow in Harpers Mill?

April through October are months without snowfall.

Does it snow in Harpers Mill in April?

In April, it doesn't snow. March is the latest month when it typically snows.

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

In April, the average day length is 13h and 16min.

When are sunrise and sunset in April in Harpers Mill?

On the first day of April in Harpers Mill, Maryland, sunrise is at 6:49 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:08 am and sunset at 7:58 pm EDT.

How long on average sun shines in April in Harpers Mill?

The average sunshine duration in April is 8.9h.

What is the UV index intensity in April in Harpers Mill?

The average daily maximum UV index in April in Harpers Mill is 4. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to the Sun's 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 April
Harpers Mill, MD

Average temperature in April - Harpers Mill, MD
  • Average high temperature in April: 63.1°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 April: 46.9°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 April
Harpers Mill, MD

Average pressure in April - Harpers Mill, MD
  • Average pressure in April: 29.99"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 April
Harpers Mill, MD

Average wind speed in April - Harpers Mill, MD
  • Average wind speed in April: 8.9mph

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 April
Harpers Mill, MD

Average humidity in April - Harpers Mill, MD
  • Average humidity in April: 72%

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 April
Harpers Mill, MD

Average rainfall in April - Harpers Mill, MD
  • Average rainfall in April: 2.28"

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 April
Harpers Mill, MD

Average rainfall days in April - Harpers Mill, MD
  • Average rainfall days in April: 14.8 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 April
Harpers Mill, MD

Average snowfall in April - Harpers Mill, MD
  • Average snowfall in April: 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 April
Harpers Mill, MD

Average snowfall days in April - Harpers Mill, MD
  • Average snowfall days in April: 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 April /
Average sunshine in April
Harpers Mill, MD

Average daylight in April / Average sunshine in April - Harpers Mill, MD
  • Average daylight in April: 13h and 2min

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 April: 8h and 5min

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 April
Harpers Mill, MD

Average sunshine days in April - Harpers Mill, MD
  • Average sunshine days in April: 14 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 April
Harpers Mill, MD

Average UV index in April - Harpers Mill, MD
  • Average UV index in April: 4

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 April
Harpers Mill, MD

Average cloud cover in April - Harpers Mill, MD
  • Average cloud cover in April: 40

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 April
Harpers Mill, MD

Average visibility in April - Harpers Mill, MD
  • Average visibility in April: 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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