Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
A beautiful dusk panorama of Pittsburgh, Pennsylvania, with the river and several bridges
Weather in January
January, like December, in Pittsburgh, Pennsylvania, is another cold winter month, with temperature in the range of an average low of 21°F (-6.1°C) and an average high of 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
February, the last month of the winter in Pittsburgh, is another cold month, with an average temperature fluctuating between 37.6°F (3.1°C) and 23.4°F (-4.8°C). In February, the average high-temperature is essentially the same as in January - a still cold 37.6°F (3.1°C). Weather in February »
Weather in March
The first month of the spring, March, is a frosty month in Pittsburgh, Pennsylvania, with an average temperature varying between 47.8°F (8.8°C) and 31.5°F (-0.3°C). In Pittsburgh, the average high-temperature in March increases from a wintry 37.6°F (3.1°C) in February to a chilly 47.8°F (8.8°C). Weather in March »
Weather in April
April is an enjoyable 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 chilly 47.8°F (8.8°C) in March to a comfortable 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 low of 51.4°F (10.8°C) and an average high of 72.1°F (22.3°C). In May, the average high-temperature rises from a comfortable 61°F (16.1°C) in April to an agreeable 72.1°F (22.3°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Pittsburgh, Pennsylvania, with an average temperature varying between 58.6°F (14.8°C) and 79.3°F (26.3°C). In June, the average high-temperature marginally rises from an agreeable 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 another warm summer month in Pittsburgh, Pennsylvania, with an average temperature varying between 63°F (17.2°C) and 84°F (28.9°C). 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. The average heat index in July is evaluated at a tropical 91.4°F (33°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Pittsburgh, Pennsylvania, with an average temperature fluctuating between 61.3°F (16.3°C) and 82.2°F (27.9°C). In Pittsburgh, the average high-temperature in August is almost the same as in July - a still moderately hot 82.2°F (27.9°C). Weather in August »
Weather in September
September, the first month of the autumn in Pittsburgh, is also a moderately hot month, with temperature in the range of an average high of 75.7°F (24.3°C) and an average low of 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 moderately hot 75.7°F (24.3°C). Weather in September »
Weather in October
October, the same as September, is another enjoyable autumn month in Pittsburgh, Pennsylvania, with an average temperature varying between 62.2°F (16.8°C) and 45.5°F (7.5°C). In Pittsburgh, the average high-temperature in October drops from a warm 75.7°F (24.3°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 Pittsburgh, is another chilly month, with an average temperature fluctuating between 49.1°F (9.5°C) and 34.2°F (1.2°C). In November, the average high-temperature decreases from an enjoyable 62.2°F (16.8°C) in October to a chilly 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 temperature in the range of an average low of 28.4°F (-2°C) and an average high of 39.4°F (4.1°C). In Pittsburgh, the average high-temperature in December drops from a chilly 49.1°F (9.5°C) in November to a wintry 39.4°F (4.1°C). Weather in December »
[Resources]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, Pennsylvania.
What is the most humid month in Pittsburgh?
The months with the highest humidity in Pittsburgh, Pennsylvania, are January and February, with an average relative humidity of 84%.
How much does it rain in Pittsburgh?
Throughout the year, there are 163.6 rainfall days, and 26.93" (684mm) of precipitation is accumulated.
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. Snow falls for 14.4 days and accumulates 3.31" (84mm) of snow.
How much does it snow in Pittsburgh?
Throughout the year, in Pittsburgh, Pennsylvania, there are 47.7 snowfall days, and 11.77" (299mm) of snow is accumulated.
What is the month with the least sunshine in Pittsburgh?
With an average of 2.8h of sunshine, January has the least sunshine of the year in Pittsburgh, Pennsylvania.
When is Daylight Saving Time (DST) in Pittsburgh?
On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts in Pittsburgh, Pennsylvania, 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 wettest month in Pittsburgh?
May is the month with the most rainfall in Pittsburgh. Rain falls for 18.9 days and accumulates 3.07" (78mm) of precipitation.
When it does not snow in Pittsburgh?
In Pittsburgh, snow does not fall in May through September.
When is the highest UV index in Pittsburgh?
The months with the highest UV index in Pittsburgh are May through July, with an average maximum UV index of 6.
When are the longest days in Pittsburgh?
With an average of 15h and 1min of daylight, June has the longest days of the year in Pittsburgh.
What is the warmest month in Pittsburgh?
July is the warmest month, with an average high-temperature of 84°F (28.9°C) and an average low-temperature of 63°F (17.2°C).
What is the least humid month 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.
What is the driest month in Pittsburgh?
November is the month with the least rainfall. Rain falls for 9.8 days and accumulates 1.54" (39mm) of precipitation.
What is the month with the shortest days in Pittsburgh?
December has the shortest days of the year in Pittsburgh, with an average of 9h and 20min of daylight.
What is the month with the lowest UV index in Pittsburgh?
December is the month with the lowest UV index in Pittsburgh, with an average maximum UV index of 1.
Average temperature
Pittsburgh, PA
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (33.1°F).
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (21°F).
Average pressure
Pittsburgh, PA
- Average pressure in January:
30.11"Hg - Average pressure in February:
30.08"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.97"Hg - Average pressure in May:
30"Hg - Average pressure in June:
29.95"Hg
- Average pressure in July:
29.98"Hg - Average pressure in August:
30"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.13"Hg - Average pressure in December:
30.11"Hg
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
Pittsburgh, PA
- Average wind speed in January:
8mph - Average wind speed in February:
7.6mph - Average wind speed in March:
7.3mph - Average wind speed in April:
7.5mph - Average wind speed in May:
6.1mph - Average wind speed in June:
5.7mph
- Average wind speed in July:
4.8mph - Average wind speed in August:
4.8mph - Average wind speed in September:
5.2mph - Average wind speed in October:
6.3mph - Average wind speed in November:
6.8mph - Average wind speed in December:
7.3mph
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).
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%).
Average rainfall
Pittsburgh, PA
- Average rainfall in January:
1.69" - Average rainfall in February:
1.93" - Average rainfall in March:
2.05" - Average rainfall in April:
2.76" - Average rainfall in May:
3.07" - Average rainfall in June:
2.76"
- Average rainfall in July:
2.76" - Average rainfall in August:
2.05" - Average rainfall in September:
2.13" - Average rainfall in October:
2.09" - Average rainfall in November:
1.54" - Average rainfall in December:
2.13"
The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is November (1.54").
Average rainfall days
Pittsburgh, PA
- Average rainfall days in January:
8.9 days - Average rainfall days in February:
9 days - Average rainfall days in March:
12.8 days - Average rainfall days in April:
15.9 days - Average rainfall days in May:
18.9 days - Average rainfall days in June:
16.5 days
- Average rainfall days in July:
18.2 days - Average rainfall days in August:
16 days - Average rainfall days in September:
12.9 days - Average rainfall days in October:
14.2 days - Average rainfall days in November:
9.8 days - Average rainfall days in December:
10.5 days
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).
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").
Average snowfall days
Pittsburgh, PA
- Average snowfall days in January:
14.4 days - Average snowfall days in February:
10.8 days - Average snowfall days in March:
7.1 days - Average snowfall days in April:
1.4 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.2 days - Average snowfall days in November:
3.5 days - Average snowfall days in December:
10.3 days
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).
Average daylight / Average sunshine
Pittsburgh, PA
- Average daylight in January:
9h and 4min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 2min - Average daylight in June:
15h and 0min
- Average daylight in July:
14h and 4min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 2min
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).
- Average sunshine in January:
2h and 5min - Average sunshine in February:
3h and 2min - Average sunshine in March:
5h and 1min - Average sunshine in April:
7h and 2min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
9h and 5min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 1min - Average sunshine in October:
5h and 1min - Average sunshine in November:
4h and 4min - Average sunshine in December:
3h and 1min
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).
Average sunshine days
Pittsburgh, PA
- Average sunshine days in January:
10.7 days - Average sunshine days in February:
9.6 days - Average sunshine days in March:
12.3 days - Average sunshine days in April:
11.9 days - Average sunshine days in May:
9.8 days - Average sunshine days in June:
12.2 days
- Average sunshine days in July:
11.1 days - Average sunshine days in August:
13.4 days - Average sunshine days in September:
13.8 days - Average sunshine days in October:
14.9 days - Average sunshine days in November:
16.5 days - Average sunshine days in December:
11.5 days
The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is February (9.6 days).
Average UV index
Pittsburgh, PA
The months with the highest UV index are May, June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Pittsburgh, PA
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 34).
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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