Climate and monthly weather forecast
Harpers Mill, MD

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Weather in January

January, the same as December, is another cold winter month in Harpers Mill, Maryland, with temperature in the range of an average high of 38.8°F (3.8°C) and an average low of 27.7°F (-2.4°C). The coldest period tends to be January, when average temperatures fluctuate between a high of 38.8°F (3.8°C) and a low of 27.7°F (-2.4°C). Weather in January »

Weather in February

The last month of the winter, February, is a chilly month in Harpers Mill, Maryland, with an average temperature ranging between max 43°F (6.1°C) and min 30°F (-1.1°C). February begins with an average high-temperature of a chilly 43°F (6.1°C), reflecting close similarity to the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is a cool month in Harpers Mill, Maryland, with an average temperature varying between 50.9°F (10.5°C) and 37°F (2.8°C). March's onset brings a subtle temperature rise, moving from a chilly 43°F (6.1°C) in February to a cool 50.9°F (10.5°C). Weather in March »

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). 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). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Harpers Mill, Maryland, with temperature in the range of an average low of 56.8°F (13.8°C) and an average high of 72.3°F (22.4°C). May marks a rise in the average high-temperature, moving from April's enjoyable 63.1°F (17.3°C) to a pleasant 72.3°F (22.4°C). Weather in May »

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). 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). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Harpers Mill, Maryland, with an average temperature fluctuating between 85.5°F (29.7°C) and 70.3°F (21.3°C). With an average high-temperature of 85.5°F (29.7°C) and an average low-temperature of 70.3°F (21.3°C), July is the warmest month. The average heat index in July is estimated at a torrid 95°F (35°C). Weather in July »

Weather in August

August, the last month of the summer in Harpers Mill, is another warm month, with an average temperature ranging between max 83.8°F (28.8°C) and min 68.9°F (20.5°C). The average high-temperature is a still warm 83.8°F (28.8°C) in August, hardly different from the 85.5°F (29.7°C) recorded in July. Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Harpers Mill, Maryland, with an average temperature fluctuating between 62.4°F (16.9°C) and 77.2°F (25.1°C). Harpers Mill observes a small decrease in the average high-temperature with the arrival of September, falling from August's 83.8°F (28.8°C) to a still moderately hot 77.2°F (25.1°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Harpers Mill, Maryland, with an average temperature ranging between max 65.3°F (18.5°C) and min 52.3°F (11.3°C). The shift to October brings a decrease in the average high-temperature, falling from a warm 77.2°F (25.1°C) in September to a refreshing 65.3°F (18.5°C). Weather in October »

Weather in November

November, the last month of the autumn in Harpers Mill, is another cool month, with an average temperature varying between 53.6°F (12°C) and 40.6°F (4.8°C). November brings a drop in Harpers Mill's average high-temperature, falling from a refreshing 65.3°F (18.5°C) in October to a fresh 53.6°F (12°C). Weather in November »

Weather in December

December, the first month of the winter in Harpers Mill, is also a frosty month, with an average temperature ranging between max 45.5°F (7.5°C) and min 34.5°F (1.4°C). The commencement of December includes a gentle temperature shift, with the average high-temperature dropping a bit from a cool 53.6°F (12°C) in November to a chilly 45.5°F (7.5°C). Weather in December »
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Frequently asked questions

What part of the year is the coldest in Harpers Mill?

January is the coldest month, with an average high-temperature of 38.8°F (3.8°C) and an average low-temperature of 27.7°F (-2.4°C).

What is the driest month in Harpers Mill?

The month with the least rainfall is January, when the rain falls for 8.4 days and typically collects 1.81" (46mm) of precipitation.

How much does it rain in Harpers Mill?

Throughout the year, in Harpers Mill, Maryland, there are 157.2 rainfall days, and 30.47" (774mm) of precipitation is accumulated.

When does it snow in Harpers Mill?

January through March, November and December are months with snowfall in Harpers Mill, Maryland.

When does it snow the most in Harpers Mill?

The month with the most snowfall in Harpers Mill is January, when snow falls for 3.8 days and typically aggregates up to 2.09" (53mm) of snow.

How much does it snow in Harpers Mill?

In Harpers Mill, during the entire year, snow falls for 11.9 days and aggregates up to 5.75" (146mm) of snow.

What are the months with the lowest UV index in Harpers Mill?

January, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Harpers Mill, Maryland.

What is the month with the least sunshine in Harpers Mill?

The month with the least sunshine in Harpers Mill is February, with an average of 5.1h of sunshine.

What are the least humid months in Harpers Mill?

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

When is Daylight Saving Time (DST) in Harpers Mill?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

When it does not snow in Harpers Mill?

April through October are months without snowfall.

What is the most humid month in Harpers Mill?

May is the most humid month, with an average relative humidity of 77%.

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.

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.

What is the hottest time of year in Harpers Mill?

With its average high temperature of 85.5°F (29.7°C) and a low of 70.3°F (21.3°C), July is regarded as the warmest month in Harpers Mill.

What month has the most sunshine in Harpers Mill?

The month with the most sunshine in Harpers Mill, Maryland, is July, with an average of 10.9h of sunshine.

What is the wettest month in Harpers Mill?

The month with the most rainfall in Harpers Mill, Maryland, is August, when the rain falls for 16.8 days and typically aggregates up to 4.09" (104mm) of precipitation.

What is the month with the shortest days in Harpers Mill?

The month with the shortest days in Harpers Mill, Maryland, is December, with an average of 9h and 30min of daylight.

Average temperature
Harpers Mill, MD

Average temperature - Harpers Mill, MD

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).

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
Harpers Mill, MD

Average pressure - Harpers Mill, MD

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
Harpers Mill, MD

Average wind speed - Harpers Mill, MD

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
Harpers Mill, MD

Average humidity - Harpers Mill, MD

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
Harpers Mill, MD

Average rainfall - Harpers Mill, MD

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
Harpers Mill, MD

Average rainfall days - Harpers Mill, MD

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
Harpers Mill, MD

Average snowfall - Harpers Mill, MD

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
Harpers Mill, MD

Average snowfall days - Harpers Mill, MD

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 / Average sunshine
Harpers Mill, MD

Average daylight / Average sunshine - Harpers Mill, MD

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).

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
Harpers Mill, MD

Average sunshine days - Harpers Mill, MD

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
Harpers Mill, MD

Average UV index - Harpers Mill, MD

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 visibility
Harpers Mill, MD

Average visibility - Harpers Mill, MD

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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