Climate and monthly weather forecast
Mattawana, PA

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Weather in January

January, like December, in Mattawana, Pennsylvania, is an icy winter month, with an average temperature ranging between max 32.9°F (0.5°C) and min 19.9°F (-6.7°C). Mattawana records the coldest temperatures in January, averaging a high of 32.9°F (0.5°C) and a low of 19.9°F (-6.7°C). Weather in January »

Weather in February

February, the last month of the winter in Mattawana, is also an icy month, with an average temperature ranging between max 37°F (2.8°C) and min 21.9°F (-5.6°C). The ushering in of February brings an average high-temperature of a still wintry 37°F (2.8°C), closely mirroring the 32.9°F (0.5°C) of January. Weather in February »

Weather in March

March, the first month of the spring in Mattawana, is a frosty month, with an average temperature varying between 46.6°F (8.1°C) and 29.3°F (-1.5°C). The transition from February to March brings a temperature rise, with average high-temperatures increasing from a cold 37°F (2.8°C) to a frosty 46.6°F (8.1°C). Weather in March »

Weather in April

April is a mild spring month in Mattawana, Pennsylvania, with temperature in the range of an average high of 58.6°F (14.8°C) and an average low of 39.2°F (4°C). The shift from March to April is marked by an increase in the average high-temperature, moving from a chilly 46.6°F (8.1°C) to a refreshing 58.6°F (14.8°C). Weather in April »

Weather in May

May, the last month of the spring in Mattawana, is a pleasant month, with temperature in the range of an average high of 70.2°F (21.2°C) and an average low of 49.3°F (9.6°C). Mattawana's weather in May presents a rise in the average high-temperature, moving from a mild 58.6°F (14.8°C) in April to an agreeable 70.2°F (21.2°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Mattawana, Pennsylvania, with an average temperature varying between 55.8°F (13.2°C) and 78.1°F (25.6°C). June's arrival signals a subtle increase in average high-temperatures, moving from May's pleasant 70.2°F (21.2°C) to a moderately hot 78.1°F (25.6°C). Weather in June »

Weather in July

July, like June, in Mattawana, Pennsylvania, is a moderately hot summer month, with temperature in the range of an average high of 83.5°F (28.6°C) and an average low of 60.8°F (16°C). Temperature records mark July as the warmest month, with highs averaging 83.5°F (28.6°C) and lows at 60.8°F (16°C). During July, the heat index is evaluated at a tropical 91.4°F (33°C). Weather in July »

Weather in August

August, the last month of the summer in Mattawana, is also a moderately hot month, with an average temperature varying between 58.5°F (14.7°C) and 81.1°F (27.3°C). The advent of August denotes an average high-temperature of a still moderately hot 81.1°F (27.3°C), subtly different from July's 83.5°F (28.6°C). Weather in August »

Weather in September

September, the first month of the autumn in Mattawana, is still a warm month, with an average temperature ranging between min 53.4°F (11.9°C) and max 74.1°F (23.4°C). As September commences, the average high-temperature subtly reduces, transitioning from 81.1°F (27.3°C) in August to a still warm 74.1°F (23.4°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Mattawana, Pennsylvania, with an average temperature fluctuating between 61.5°F (16.4°C) and 43.7°F (6.5°C). The onset of October coincides with a reduction in the average high-temperature, falling from a moderately hot 74.1°F (23.4°C) in September to an enjoyable 61.5°F (16.4°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Mattawana, Pennsylvania, with an average temperature varying between 48.4°F (9.1°C) and 32.9°F (0.5°C). November involves a decrease in temperature, down from a refreshing 61.5°F (16.4°C) in October to a chilly 48.4°F (9.1°C). Weather in November »

Weather in December

The first month of the winter, December, is also an icy month in Mattawana, Pennsylvania, with an average temperature ranging between max 39°F (3.9°C) and min 27.5°F (-2.5°C). December's onset corresponds with a shift in the average high-temperature, moving from a chilly 48.4°F (9.1°C) in November to a wintry 39°F (3.9°C). Weather in December »
Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

January, with average temperatures reaching a high of 32.9°F (0.5°C) and a low of 19.9°F (-6.7°C), is the coldest month.

What is the driest month?

January and November are months with the least rain when the rain falls for 9.2 days and typically aggregates up to 1.85" (47mm) of rain.

How many days does it rain?

In Mattawana, during the entire year, the rain falls for 162 days and collects up to 28.86" (733mm) of precipitation.

When does it snow?

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

When does it snow the most?

The month with the most snowfall is January, when snow falls for 10.9 days and typically aggregates up to 4.49" (114mm) of snow.

How much does it snow?

Throughout the year, there are 35.2 snowfall days, and 16.42" (417mm) of snow is accumulated.

What is the month with the least sunshine?

With an average of 4h of sunshine, January has the least sunshine of the year.

What are the months with the lowest UV index?

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the most humid month?

With an average relative humidity of 82%, February is the most humid month.

When is Daylight Saving Time (DST) in Mattawana?

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.

What is the wettest month?

The month with the most rainfall is May, when the rain falls for 19.1 days and typically aggregates up to 3.31" (84mm) of precipitation.

When it does not snow?

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

When are the longest days?

June has the longest days of the year, with an average of 15h and 0min of daylight.

What is the month with the highest UV index?

The month with the highest UV index is June, with an average maximum UV index of 6.

What part of the year is the hottest in Mattawana?

With average high temperatures of 83.5°F (28.6°C) and lows of 60.8°F (16°C), July is the warmest month.

What is the least humid month?

July is the least humid month, with an average relative humidity of 75%.

What month has the most sunshine?

July has the most sunshine of the year, with an average of 10.3h of sunshine.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 18min of daylight.

Average temperature
Mattawana, PA

Average temperature - Mattawana, PA

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (32.9°F).

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).

Average pressure
Mattawana, PA

Average pressure - Mattawana, PA

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed
Mattawana, PA

Average wind speed - Mattawana, PA

The windiest month (with the highest average wind speed) is January (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

Average humidity
Mattawana, PA

Average humidity - Mattawana, PA

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is July (75%).

Average rainfall
Mattawana, PA

Average rainfall - Mattawana, PA

The wettest month (with the highest rainfall) is May (3.31").
The driest months (with the least rainfall) are January and November (1.85").

Average rainfall days
Mattawana, PA

Average rainfall days - Mattawana, PA

The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is February (8.8 days).

Average snowfall
Mattawana, PA

Average snowfall - Mattawana, PA

The month with the highest snowfall is January (4.49").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Mattawana, PA

Average snowfall days - Mattawana, PA

The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Mattawana, PA

Average daylight / Average sunshine - Mattawana, PA

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days
Mattawana, PA

Average sunshine days - Mattawana, PA

The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is May (10.4 days).

Average UV index
Mattawana, PA

Average UV index - Mattawana, PA

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average visibility
Mattawana, PA

Average visibility - Mattawana, PA

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).

Mattawana, Pennsylvania, USA

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