Climate and monthly weather forecast
Donora, PA

Share

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 »

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

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 - Donora, 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).

Average wind speed
Donora, PA

Average wind speed - Donora, 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).

Average humidity
Donora, PA

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 - Donora, PA

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 - Donora, 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).

Average snowfall
Donora, PA

Average snowfall - Donora, PA

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 - Donora, 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).

Average daylight / Average sunshine
Donora, PA

Average daylight / Average sunshine - Donora, 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 24min).

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 - Donora, 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).

Average visibility
Donora, PA

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

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location