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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
Weather in January
January, the same as December, is an icy winter month in Donora, Pennsylvania, with an average temperature ranging between max 34°F (1.1°C) and min 21.2°F (-6°C). In Donora, the month of January is known for its lowest average temperatures, reaching a high of 34°F (1.1°C) and a low of 21.2°F (-6°C). Weather in January »
Weather in February
February, the last month of the winter in Donora, is also a wintry month, with an average temperature fluctuating between 38.7°F (3.7°C) and 23.7°F (-4.6°C). The advent of February brings an average high-temperature of a still wintry 38.7°F (3.7°C), almost identical to the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Donora, is a frosty month, with temperature in the range of an average high of 48°F (8.9°C) and an average low of 31.5°F (-0.3°C). Donora's weather in March shows a rise in the average high-temperature, moving up from February's icy 38.7°F (3.7°C) to a chilly 48°F (8.9°C). Weather in March »
Weather in April
April in Donora, Pennsylvania, is a mild spring month, with an average temperature fluctuating between 60.6°F (15.9°C) and 41.2°F (5.1°C). As March gives way to April, the average high-temperature displays an increase, moving from a frosty 48°F (8.9°C) to a refreshing 60.6°F (15.9°C). Weather in April »
Weather in May
The last month of the spring, May, is an agreeable month in Donora, Pennsylvania, with an average temperature fluctuating between 51.6°F (10.9°C) and 72.1°F (22.3°C). Donora sees an increase in the average high-temperature with the arrival of May, moving from April's moderate 60.6°F (15.9°C) to an agreeable 72.1°F (22.3°C). Weather in May »
Weather in June
June, the first month of the summer in Donora, is a warm month, with an average temperature fluctuating between 57.7°F (14.3°C) and 78.6°F (25.9°C). Donora's June weather indicates a minor ascent in high-temperatures, adjusting from an agreeable 72.1°F (22.3°C) in May to a moderately hot 78.6°F (25.9°C). Weather in June »
Weather in July
July, like June, in Donora, Pennsylvania, is a moderately hot summer month, with an average temperature fluctuating between 61.5°F (16.4°C) and 82.9°F (28.3°C). July is the warmest month, with the temperature often reaching an average high of 82.9°F (28.3°C) and an average low of 61.5°F (16.4°C). The heat index for July is calculated to be a tropical 89.6°F (32°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Donora, Pennsylvania, with an average temperature fluctuating between 59.7°F (15.4°C) and 81.9°F (27.7°C). The arrival of August sees a recorded average high-temperature of a still warm 81.9°F (27.7°C), showing little divergence from the previous month's conditions. Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Donora, Pennsylvania, with an average temperature fluctuating between 55°F (12.8°C) and 75.4°F (24.1°C). September's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from August's 81.9°F (27.7°C) to a still warm 75.4°F (24.1°C). Weather in September »
Weather in October
October, the same as September, is another comfortable autumn month in Donora, Pennsylvania, with an average temperature ranging between min 45.1°F (7.3°C) and max 62.2°F (16.8°C). The commencement of October indicates a shift in the average high-temperature, receding from September's warm 75.4°F (24.1°C) to an enjoyable 62.2°F (16.8°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a frosty month in Donora, Pennsylvania, with an average temperature varying between 33.8°F (1°C) and 49.6°F (9.8°C). The shift from October to November involves a decrease in the average high-temperature, dropping from a comfortable 62.2°F (16.8°C) to a frosty 49.6°F (9.8°C). Weather in November »
Weather in December
The first month of the winter, December, is also an icy month in Donora, 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). Donora's weather changes with the onset of December, slightly falling from a chilly 49.6°F (9.8°C) in November to a cold 40.1°F (4.5°C). Weather in December »
Updated: Jun 4, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
Donora's January weather reaches an average high of 34°F (1.1°C) and an average low of 21.2°F (-6°C), making it the coldest month.
What is the most humid month?
The months with the highest humidity are January and February, with an average relative humidity of 84%.
How many days does it rain?
Throughout the year, there are 191.3 rainfall days, and 35.24" (895mm) of precipitation is accumulated.
When does it snow?
Months with snowfall are January through May, October through December.
What is the snowiest month?
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 Donora, Pennsylvania, during the entire year, snow falls for 60.2 days and aggregates up to 25.08" (637mm) of snow.
What is the month with the least sunshine?
The month with the least sunshine is January, with an average of 3h of sunshine.
When is Daylight Saving Time (DST)?
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 21.8 days and typically aggregates up to 3.78" (96mm) of precipitation.
What is the month with the highest UV index?
May through July, with an average maximum UV index of 6, are months with the highest UV index in Donora.
When it does not snow?
In Donora, snow does not fall in June through September.
When are the longest days in Donora?
With an average of 15h and 0min of daylight, June has the longest days of the year.
What is the warmest month?
July, known for its average high temperature of 82.9°F (28.3°C) and an average low temperature of 61.5°F (16.4°C), is the warmest month.
What is the least humid month?
The least humid month is August, with an average relative humidity of 76%.
What month has the most sunshine in Donora?
The month with the most sunshine is August, with an average of 10.2h of sunshine.
What is the driest month in Donora?
November is the month with the least rainfall. Rain falls for 12.6 days and accumulates 2.13" (54mm) of precipitation.
What is the month with the shortest days?
With an average of 9h and 24min of daylight, December has the shortest days of the year.
What is the month with the lowest UV index?
The month with the lowest UV index is December, with an average maximum UV index of 1.
Average temperature
Donora, 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).
Average pressure
Donora, 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:
29.98"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:
30.14"Hg - Average pressure in December:
30.11"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed
Donora, PA
- Average wind speed in January:
7.9mph - Average wind speed in February:
7.6mph - Average wind speed in March:
7.3mph - Average wind speed in April:
7.3mph - Average wind speed in May:
6mph - Average wind speed in June:
5.6mph
- Average wind speed in July:
4.7mph - Average wind speed in August:
4.6mph - Average wind speed in September:
5mph - Average wind speed in October:
6.1mph - Average wind speed in November:
6.6mph - Average wind speed in December:
7.3mph
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).
Average humidity
Donora, PA
The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is August (76%).
Average rainfall
Donora, PA
- Average rainfall in January:
2.64" - Average rainfall in February:
2.91" - Average rainfall in March:
2.91" - Average rainfall in April:
3.39" - Average rainfall in May:
3.78" - Average rainfall in June:
3.39"
- Average rainfall in July:
3.19" - Average rainfall in August:
2.52" - Average rainfall in September:
2.4" - Average rainfall in October:
2.91" - Average rainfall in November:
2.13" - Average rainfall in December:
3.07"
The wettest month (with the highest rainfall) is May (3.78").
The driest month (with the least rainfall) is November (2.13").
Average rainfall days
Donora, PA
- Average rainfall days in January:
11.7 days - Average rainfall days in February:
11.7 days - Average rainfall days in March:
15.3 days - Average rainfall days in April:
18.2 days - Average rainfall days in May:
21.8 days - Average rainfall days in June:
19.1 days
- Average rainfall days in July:
19.3 days - Average rainfall days in August:
17.7 days - Average rainfall days in September:
14.3 days - Average rainfall days in October:
15.6 days - Average rainfall days in November:
12.6 days - Average rainfall days in December:
14 days
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).
Average snowfall
Donora, PA
- Average snowfall in January:
6.26" - Average snowfall in February:
6.22" - Average snowfall in March:
4.45" - Average snowfall in April:
0.79" - Average snowfall in May:
0.12" - Average snowfall in June:
0"
The month with the highest snowfall is January (6.26").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Donora, PA
- Average snowfall days in January:
17.8 days - Average snowfall days in February:
13.4 days - Average snowfall days in March:
8.6 days - Average snowfall days in April:
2.5 days - Average snowfall days in May:
0.1 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:
0.4 days - Average snowfall days in November:
4.8 days - Average snowfall days in December:
12.6 days
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).
Average daylight / Average sunshine
Donora, 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:
10h and 0min - 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 24min).
- Average sunshine in January:
3h and 0min - Average sunshine in February:
3h and 4min - Average sunshine in March:
5h and 3min - Average sunshine in April:
7h and 5min - Average sunshine in May:
8h and 5min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
10h and 0min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 4min - Average sunshine in October:
5h and 2min - Average sunshine in November:
4h and 5min - Average sunshine in December:
3h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days
Donora, PA
- Average sunshine days in January:
6.8 days - Average sunshine days in February:
7.7 days - Average sunshine days in March:
8.8 days - Average sunshine days in April:
10.2 days - Average sunshine days in May:
8.2 days - Average sunshine days in June:
9 days
- Average sunshine days in July:
9.6 days - Average sunshine days in August:
12.3 days - Average sunshine days in September:
13.7 days - Average sunshine days in October:
12.7 days - Average sunshine days in November:
14.3 days - Average sunshine days in December:
9.9 days
The month with the most sunshine days is November (14.3 days).
The month with the least sunshine days is January (6.8 days).
Average UV index
Donora, 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
Donora, PA
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility
Donora, PA
The months with the highest visibility are April, August and November (6mi).
The months with the lowest visibility are January and February (4mi).
Donora, Pennsylvania, USA
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