Climate and monthly weather forecast
Pittsburgh, PA

A beautiful dusk panorama of Pittsburgh, Pennsylvania, with the river and several bridges
A beautiful dusk panorama of Pittsburgh, Pennsylvania, with the river and several bridges

Weather in January

January, the same as December, is another cold winter month in Pittsburgh, Pennsylvania, with an average temperature ranging between min 21°F (-6.1°C) and max 33.1°F (0.6°C). January is the coldest month, with an average high-temperature of 33.1°F (0.6°C) and an average low-temperature of 21°F (-6.1°C). Weather in January »

Weather in February

The last month of the winter, February, is another cold month in Pittsburgh, Pennsylvania, with temperature in the range of an average high of 37.6°F (3.1°C) and an average low of 23.4°F (-4.8°C). In Pittsburgh, the average high-temperature in February is relatively the same as in January - a still wintry 37.6°F (3.1°C). Weather in February »

Weather in March

March, the first month of the spring in Pittsburgh, is a frosty month, with an average temperature varying between 31.5°F (-0.3°C) and 47.8°F (8.8°C). In Pittsburgh, the average high-temperature in March increases from a wintry 37.6°F (3.1°C) in February to a frosty 47.8°F (8.8°C). Weather in March »

Weather in April

April is a comfortable spring month in Pittsburgh, Pennsylvania, with an average temperature fluctuating between 61°F (16.1°C) and 41.5°F (5.3°C). In April, the average high-temperature increases from a frosty 47.8°F (8.8°C) in March to an enjoyable 61°F (16.1°C). Weather in April »

Weather in May

May, the last month of the spring in Pittsburgh, is an agreeable month, with temperature in the range of an average high of 72.1°F (22.3°C) and an average low of 51.4°F (10.8°C). In Pittsburgh, the average high-temperature in May rises from a comfortable 61°F (16.1°C) in April to a pleasant 72.1°F (22.3°C). Weather in May »

Weather in June

June, the first month of the summer in Pittsburgh, is a warm month, with temperature in the range of an average high of 79.3°F (26.3°C) and an average low of 58.6°F (14.8°C). In June, the average high-temperature marginally rises from a pleasant 72.1°F (22.3°C) in May to a moderately hot 79.3°F (26.3°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Pittsburgh, Pennsylvania, with temperature in the range of an average high of 84°F (28.9°C) and an average low of 63°F (17.2°C). The warmest month is July, with an average high-temperature of 84°F (28.9°C) and an average low-temperature of 63°F (17.2°C). In July, the average heat index is computed to be a tropical 91.4°F (33°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Pittsburgh, Pennsylvania, with an average temperature ranging between min 61.3°F (16.3°C) and max 82.2°F (27.9°C). In Pittsburgh, Pennsylvania, the average high-temperature in August is relatively the same as in July - a still moderately hot 82.2°F (27.9°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Pittsburgh, Pennsylvania, with an average temperature fluctuating between 75.7°F (24.3°C) and 55.9°F (13.3°C). In September, the average high-temperature slightly decreases from 82.2°F (27.9°C) in August to a still warm 75.7°F (24.3°C). Weather in September »

Weather in October

October, like September, in Pittsburgh, Pennsylvania, is another enjoyable autumn month, with an average temperature ranging between max 62.2°F (16.8°C) and min 45.5°F (7.5°C). In Pittsburgh, the average high-temperature in October decreases from a moderately hot 75.7°F (24.3°C) in September to an enjoyable 62.2°F (16.8°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in Pittsburgh, Pennsylvania, with an average temperature ranging between max 49.1°F (9.5°C) and min 34.2°F (1.2°C). In Pittsburgh, the average high-temperature in November decreases from a comfortable 62.2°F (16.8°C) in October to a frosty 49.1°F (9.5°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Pittsburgh, Pennsylvania, with an average temperature varying between 39.4°F (4.1°C) and 28.4°F (-2°C). In Pittsburgh, the average high-temperature in December drops from a chilly 49.1°F (9.5°C) in November to a cold 39.4°F (4.1°C). Weather in December »
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FAQ

What is the coldest month in Pittsburgh?

With an average high-temperature of 33.1°F (0.6°C) and an average low-temperature of 21°F (-6.1°C), January is the coldest month in Pittsburgh.

What is the most humid month in Pittsburgh?

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

How many days does it rain in Pittsburgh?

In Pittsburgh, during the entire year, the rain falls for 163.6 days and collects up to 26.93" (684mm) of precipitation.

When does it snow in Pittsburgh?

January through April, October through December are months with snowfall in Pittsburgh.

When does it snow the most in Pittsburgh?

January is the month with the most snowfall in Pittsburgh, Pennsylvania. Snow falls for 14.4 days and accumulates 3.31" (84mm) of snow.

How many days does it snow in Pittsburgh?

In Pittsburgh, during the entire year, snow falls for 47.7 days and aggregates up to 11.77" (299mm) of snow.

What is the month with the least sunshine in Pittsburgh?

The month with the least sunshine is January, with an average of 2.8h of sunshine.

When is Daylight Saving Time (DST) in Pittsburgh?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts, 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 Pittsburgh?

The month with the most rainfall is May, when the rain falls for 18.9 days and typically aggregates up to 3.07" (78mm) of precipitation.

When it does not snow in Pittsburgh?

May through September are months without snowfall.

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

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

When are the longest days in Pittsburgh?

The month with the longest days is June, with an average of 15h and 1min of daylight.

What is the warmest month in Pittsburgh?

With an average high-temperature of 84°F (28.9°C) and an average low-temperature of 63°F (17.2°C), July is the warmest month.

What are the least humid months in Pittsburgh?

The months with the lowest humidity are July and August, with an average relative humidity of 73%.

What month has the most sunshine in Pittsburgh?

With an average of 10.1h of sunshine, August has the most sunshine of the year in Pittsburgh, Pennsylvania.

What is the driest month in Pittsburgh?

November is the month with the least rainfall in Pittsburgh, Pennsylvania. Rain falls for 9.8 days and accumulates 1.54" (39mm) of precipitation.

What is the month with the shortest days in Pittsburgh?

The month with the shortest days is December, with an average of 9h and 20min of daylight.

When is the lowest UV index in Pittsburgh?

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

Average pressure
Pittsburgh, PA

Average pressure - Pittsburgh, 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).

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Average wind speed
Pittsburgh, PA

Average wind speed - Pittsburgh, PA

The windiest month (with the highest average wind speed) is January (8mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

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Average humidity
Pittsburgh, PA

Average humidity - Pittsburgh, PA

The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are July and August (73%).

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Average rainfall
Pittsburgh, PA

Average rainfall - Pittsburgh, PA

The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is November (1.54").

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Average rainfall days
Pittsburgh, PA

Average rainfall days - Pittsburgh, PA

The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is January (8.9 days).

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Average snowfall
Pittsburgh, PA

Average snowfall - Pittsburgh, PA

The month with the highest snowfall is January (3.31").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
Pittsburgh, PA

Average snowfall days - Pittsburgh, PA

The month with the highest number of snowfall days is January (14.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight / Average sunshine
Pittsburgh, PA

Average daylight / Average sunshine - Pittsburgh, PA

The month with the longest days is June (Average daylight: 15h and 1min).
The month with the shortest days is December (Average daylight: 9h and 20min).

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

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Average sunshine days
Pittsburgh, PA

Average sunshine days - Pittsburgh, PA

The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is February (9.6 days).

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Average visibility
Pittsburgh, PA

Average visibility - Pittsburgh, PA

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

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