Climate and monthly weather forecast
Monessen, PA

Weather in January

January, like December, in Monessen, Pennsylvania, is a wintry winter month, with an average temperature ranging between min 21.2°F (-6°C) and max 34°F (1.1°C). January is the coldest month, with an average high-temperature of 34°F (1.1°C) and an average low-temperature of 21.2°F (-6°C). Weather in January »

Weather in February

The last month of the winter, February, is another cold month in Monessen, Pennsylvania, with temperature in the range of an average low of 23.7°F (-4.6°C) and an average high of 38.7°F (3.7°C). In February, the average high-temperature is practically the same as in January - a still wintry 38.7°F (3.7°C). Weather in February »

Weather in March

March, the first month of the spring in Monessen, is a frosty month, with temperature in the range of an average low of 31.5°F (-0.3°C) and an average high of 48°F (8.9°C). In March, the average high-temperature rises from a wintry 38.7°F (3.7°C) in February to a chilly 48°F (8.9°C). Weather in March »

Weather in April

April is a moderate spring month in Monessen, Pennsylvania, with an average temperature ranging between max 60.6°F (15.9°C) and min 41.2°F (5.1°C). In April, the average high-temperature rises from a chilly 48°F (8.9°C) in March to a moderate 60.6°F (15.9°C). Weather in April »

Weather in May

The last month of the spring, May, is a pleasant month in Monessen, Pennsylvania, with an average temperature fluctuating between 72.1°F (22.3°C) and 51.6°F (10.9°C). In May, the average high-temperature increases from a moderate 60.6°F (15.9°C) in April to a pleasant 72.1°F (22.3°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Monessen, Pennsylvania, with an average temperature ranging between max 78.6°F (25.9°C) and min 57.7°F (14.3°C). In June, the average high-temperature slightly increases from an agreeable 72.1°F (22.3°C) in May to a warm 78.6°F (25.9°C). Weather in June »

Weather in July

July, like June, in Monessen, Pennsylvania, is another warm summer month, with an average temperature ranging between min 61.5°F (16.4°C) and max 82.9°F (28.3°C). With an average high-temperature of 82.9°F (28.3°C) and an average low-temperature of 61.5°F (16.4°C), July is the warmest month. In July, the average heat index is calculated to be a tropical 90.3°F (32.4°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Monessen, Pennsylvania, with an average temperature ranging between max 81.9°F (27.7°C) and min 59.7°F (15.4°C). In Monessen, the average high-temperature in August is essentially the same as in July - a still moderately hot 81.9°F (27.7°C). Weather in August »

Weather in September

September, the first month of the autumn in Monessen, is still a warm month, with an average temperature varying between 75.4°F (24.1°C) and 55°F (12.8°C). In September, the average high-temperature slightly decreases from 81.9°F (27.7°C) in August to a still warm 75.4°F (24.1°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Monessen, Pennsylvania, with an average temperature varying between 45.1°F (7.3°C) and 62.2°F (16.8°C). In October, the average high-temperature drops from a warm 75.4°F (24.1°C) in September to a comfortable 62.2°F (16.8°C). Weather in October »

Weather in November

November, the last month of the autumn in Monessen, is also a frosty month, with an average temperature varying between 33.8°F (1°C) and 49.6°F (9.8°C). In November, the average high-temperature drops from a comfortable 62.2°F (16.8°C) in October to a chilly 49.6°F (9.8°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Monessen, Pennsylvania, with temperature in the range of an average low of 28.8°F (-1.8°C) and an average high of 40.1°F (4.5°C). In December, the average high-temperature decreases from a chilly 49.6°F (9.8°C) in November to a wintry 40.1°F (4.5°C). Weather in December »
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FAQ

What is the coldest month in Monessen?

With an average high-temperature of 34°F (1.1°C) and an average low-temperature of 21.2°F (-6°C), January is the coldest month in Monessen, Pennsylvania.

What is the most humid month in Monessen?

January and February, with an average relative humidity of 84%, are most humid months in Monessen, Pennsylvania.

How much does it rain in Monessen?

In Monessen, Pennsylvania, during the entire year, the rain falls for 191.3 days and collects up to 35.24" (895mm) of precipitation.

When does it snow in Monessen?

Months with snowfall are January through May, October through December.

When does it snow the most in Monessen?

The month with the most snowfall is January, when snow falls for 17.8 days and typically aggregates up to 6.26" (159mm) of snow.

How much does it snow in Monessen?

Throughout the year, there are 60.2 snowfall days, and 25.08" (637mm) of snow is accumulated.

What is the month with the least sunshine in Monessen?

The month with the least sunshine in Monessen is January, with an average of 3h of sunshine.

When is Daylight Saving Time (DST) in Monessen?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Monessen, Pennsylvania, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from EDT to EST.

What is the wettest month in Monessen?

May is the month with the most rainfall in Monessen, Pennsylvania. Rain falls for 21.8 days and accumulates 3.78" (96mm) of precipitation.

What is the month with the highest UV index in Monessen?

The months with the highest UV index in Monessen are May through July, with an average maximum UV index of 6.

When it does not snow in Monessen?

In Monessen, snow does not fall in June through September.

When are the longest days in Monessen?

June has the longest days of the year in Monessen, Pennsylvania, with an average of 14h and 59min of daylight.

What is the warmest month in Monessen?

July is the warmest month in Monessen, with an average high-temperature of 82.9°F (28.3°C) and an average low-temperature of 61.5°F (16.4°C).

What is the least humid month in Monessen?

August is the least humid month, with an average relative humidity of 76%.

What month has the most sunshine in Monessen?

August has the most sunshine of the year in Monessen, Pennsylvania, with an average of 10.2h of sunshine.

What is the driest month in Monessen?

The month with the least rainfall in Monessen is November, when the rain falls for 12.6 days and typically collects 2.13" (54mm) of precipitation.

What is the month with the shortest days in Monessen?

With an average of 9h and 22min of daylight, December has the shortest days of the year.

When is the lowest UV index in Monessen?

December is the month with the lowest UV index, with an average maximum UV index of 1.

Average temperature
Monessen, PA

Average temperature - Monessen, PA

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (34°F).

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).

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Average pressure
Monessen, PA

Average pressure - Monessen, PA

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
Monessen, PA

Average wind speed - Monessen, PA

The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

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Average humidity
Monessen, PA

Average humidity - Monessen, PA

The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is August (76%).

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Average rainfall
Monessen, PA

Average rainfall - Monessen, PA

The wettest month (with the highest rainfall) is May (3.78").
The driest month (with the least rainfall) is November (2.13").

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Average rainfall days
Monessen, PA

Average rainfall days - Monessen, PA

The month with the highest number of rainy days is May (21.8 days).
The months with the least rainy days are January and February (11.7 days).

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Average snowfall
Monessen, PA

Average snowfall - Monessen, PA

The month with the highest snowfall is January (6.26").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Monessen, PA

Average snowfall days - Monessen, PA

The month with the highest number of snowfall days is January (17.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Monessen, PA

Average daylight / Average sunshine - Monessen, PA

The month with the longest days is June (Average daylight: 14h and 59min).
The month with the shortest days is December (Average daylight: 9h and 22min).

The month with the most sunshine is August (Average sunshine: 10.2h).
The month with the least sunshine is January (Average sunshine: 3h).

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Average sunshine days
Monessen, PA

Average sunshine days - Monessen, PA

The month with the most sunshine days is November (14.3 days).
The month with the least sunshine days is January (6.8 days).

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Average visibility
Monessen, PA

Average visibility - Monessen, PA

The months with the highest visibility are April, August and November (6mi).
The months with the lowest visibility are January and February (4mi).

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