Climate and monthly weather forecast
Lake Harmony, PA

Weather in January

January, like December, is another subzero cold winter month in Lake Harmony, Pennsylvania, with an average temperature ranging between max 30.6°F (-0.8°C) and min 18.7°F (-7.4°C). With an average high-temperature of 30.6°F (-0.8°C) and an average low-temperature of 18.7°F (-7.4°C), January is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is a wintry month in Lake Harmony, Pennsylvania, with an average temperature varying between 34.3°F (1.3°C) and 20.5°F (-6.4°C). In February, the average high-temperature is practically the same as in January - a cold 34.3°F (1.3°C). Weather in February »

Weather in March

The first month of the spring, March, is also a wintry month in Lake Harmony, Pennsylvania, with an average temperature fluctuating between 27.1°F (-2.7°C) and 42.3°F (5.7°C). In March, the average high-temperature slightly increases from a wintry 34.3°F (1.3°C) in February to a still cold 42.3°F (5.7°C). Weather in March »

Weather in April

April in Lake Harmony, Pennsylvania, is a fresh spring month, with an average temperature varying between 37.4°F (3°C) and 55°F (12.8°C). In Lake Harmony, the average high-temperature in April rises from a cold 42.3°F (5.7°C) in March to a fresh 55°F (12.8°C). Weather in April »

Weather in May

The last month of the spring, May, is a comfortable month in Lake Harmony, Pennsylvania, with an average temperature varying between 48.2°F (9°C) and 66.7°F (19.3°C). In Lake Harmony, Pennsylvania, the average high-temperature in May rises from a fresh 55°F (12.8°C) in April to an enjoyable 66.7°F (19.3°C). Weather in May »

Weather in June

June, the first month of the summer in Lake Harmony, is a warm month, with an average temperature varying between 55°F (12.8°C) and 74.7°F (23.7°C). In Lake Harmony, the average high-temperature in June slightly increases from a comfortable 66.7°F (19.3°C) in May to a moderately hot 74.7°F (23.7°C). Weather in June »

Weather in July

July, like June, in Lake Harmony, Pennsylvania, is another warm summer month, with an average temperature varying between 60.1°F (15.6°C) and 80.4°F (26.9°C). July is the warmest month, with an average high-temperature of 80.4°F (26.9°C) and an average low-temperature of 60.1°F (15.6°C). Weather in July »

Weather in August

August, the last month of the summer in Lake Harmony, is another warm month, with temperature in the range of an average high of 77.5°F (25.3°C) and an average low of 58.1°F (14.5°C). In Lake Harmony, the average high-temperature in August is relatively the same as in July - a still warm 77.5°F (25.3°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a pleasant month in Lake Harmony, Pennsylvania, with an average temperature fluctuating between 52.3°F (11.3°C) and 71.1°F (21.7°C). In September, the average high-temperature slightly decreases from a moderately hot 77.5°F (25.3°C) in August to a pleasant 71.1°F (21.7°C). Weather in September »

Weather in October

October, like September, is a moderate autumn month in Lake Harmony, Pennsylvania, with an average temperature varying between 43.5°F (6.4°C) and 58.1°F (14.5°C). In October, the average high-temperature drops from a pleasant 71.1°F (21.7°C) in September to a moderate 58.1°F (14.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in Lake Harmony, Pennsylvania, with an average temperature ranging between max 45.5°F (7.5°C) and min 32.4°F (0.2°C). In Lake Harmony, Pennsylvania, the average high-temperature in November decreases from a mild 58.1°F (14.5°C) in October to a chilly 45.5°F (7.5°C). Weather in November »

Weather in December

December, the first month of the winter in Lake Harmony, is also a wintry month, with an average temperature fluctuating between 25.5°F (-3.6°C) and 36.3°F (2.4°C). In December, the average high-temperature drops from a frosty 45.5°F (7.5°C) in November to a wintry 36.3°F (2.4°C). Weather in December »
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FAQ

What is the coldest month in Lake Harmony?

The coldest month in Lake Harmony is January, with an average high-temperature of 30.6°F (-0.8°C) and an average low-temperature of 18.7°F (-7.4°C).

How many days does it rain in Lake Harmony?

Throughout the year, in Lake Harmony, there are 173.5 rainfall days, and 36.57" (929mm) of precipitation is accumulated.

When does it snow in Lake Harmony?

Months with snowfall in Lake Harmony are January through May, October through December.

When does it snow the most in Lake Harmony?

January is the month with the most snowfall in Lake Harmony. Snow falls for 15.4 days and accumulates 9.02" (229mm) of snow.

How much does it snow in Lake Harmony?

Throughout the year, in Lake Harmony, there are 62.9 snowfall days, and 38.11" (968mm) of snow is accumulated.

What is the most humid month in Lake Harmony?

The months with the highest humidity are February and December, with an average relative humidity of 84%.

What is the month with the least sunshine in Lake Harmony?

February has the least sunshine of the year in Lake Harmony, Pennsylvania, with an average of 3.7h of sunshine.

When is Daylight Saving Time (DST) in Lake Harmony?

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts in Lake Harmony, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from EDT to EST.

What is the least humid month in Lake Harmony?

The months with the lowest humidity are April, June and July, with an average relative humidity of 78%.

What are the months with the highest UV index in Lake Harmony?

The months with the highest UV index in Lake Harmony, Pennsylvania, are May through August, with an average maximum UV index of 5.

When it does not snow in Lake Harmony?

In Lake Harmony, Pennsylvania, snow does not fall in June through September.

When are the longest days in Lake Harmony?

The month with the longest days is June, with an average of 15h and 5min of daylight.

What is the warmest month in Lake Harmony?

With an average high-temperature of 80.4°F (26.9°C) and an average low-temperature of 60.1°F (15.6°C), July is the warmest month in Lake Harmony.

What is the wettest month in Lake Harmony?

July is the month with the most rainfall in Lake Harmony. Rain falls for 18.8 days and accumulates 3.66" (93mm) of precipitation.

What month has the most sunshine in Lake Harmony?

July has the most sunshine of the year, with an average of 9.9h of sunshine.

What is the driest month in Lake Harmony?

The month with the least rainfall in Lake Harmony is September, when the rain falls for 12.9 days and typically collects 2.01" (51mm) of precipitation.

What is the month with the shortest days in Lake Harmony?

With an average of 9h and 17min of daylight, December has the shortest days of the year in Lake Harmony, Pennsylvania.

What is the month with the lowest UV index in Lake Harmony?

The month with the lowest UV index in Lake Harmony is December, with an average maximum UV index of 1.

Average temperature
Lake Harmony, PA

Average temperature - Lake Harmony, PA

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (30.6°F).

The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

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Average pressure
Lake Harmony, PA

Average pressure - Lake Harmony, PA

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed
Lake Harmony, PA

Average wind speed - Lake Harmony, PA

The windiest months (with the highest average wind speed) are January and March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity
Lake Harmony, PA

Average humidity - Lake Harmony, PA

The months with the highest relative humidity are February and December (84%).
The months with the lowest relative humidity are April, June and July (78%).

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Average rainfall
Lake Harmony, PA

Average rainfall - Lake Harmony, PA

The wettest month (with the highest rainfall) is July (3.66").
The driest month (with the least rainfall) is September (2.01").

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Average rainfall days
Lake Harmony, PA

Average rainfall days - Lake Harmony, PA

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is February (9.2 days).

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Average snowfall
Lake Harmony, PA

Average snowfall - Lake Harmony, PA

The month with the highest snowfall is January (9.02").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Lake Harmony, PA

Average snowfall days - Lake Harmony, PA

The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Lake Harmony, PA

Average daylight / Average sunshine - Lake Harmony, PA

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).

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Average sunshine days
Lake Harmony, PA

Average sunshine days - Lake Harmony, PA

The month with the most sunshine days is September (14.8 days).
The month with the least sunshine days is February (9.4 days).

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Average visibility
Lake Harmony, PA

Average visibility - Lake Harmony, PA

The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).

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