Climate and monthly weather forecast
Dayton, PA

Weather in January

January, the same as December, in Dayton, Pennsylvania, is a freezing cold winter month, with an average temperature fluctuating between 18.3°F (-7.6°C) and 30.4°F (-0.9°C). With an average high-temperature of 30.4°F (-0.9°C) and an average low-temperature of 18.3°F (-7.6°C), January is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is a cold month in Dayton, Pennsylvania, with temperature in the range of an average low of 20.3°F (-6.5°C) and an average high of 34.7°F (1.5°C). In Dayton, the average high-temperature in February is relatively the same as in January - a wintry 34.7°F (1.5°C). Weather in February »

Weather in March

March, the first month of the spring in Dayton, is a frosty month, with an average temperature fluctuating between 28.2°F (-2.1°C) and 44.2°F (6.8°C). In Dayton, the average high-temperature in March increases from a cold 34.7°F (1.5°C) in February to a frosty 44.2°F (6.8°C). Weather in March »

Weather in April

April is a moderate spring month in Dayton, Pennsylvania, with an average temperature fluctuating between 56.8°F (13.8°C) and 37.9°F (3.3°C). In Dayton, the average high-temperature in April rises from a chilly 44.2°F (6.8°C) in March to a moderate 56.8°F (13.8°C). Weather in April »

Weather in May

May, the last month of the spring in Dayton, is an agreeable month, with an average temperature varying between 68.9°F (20.5°C) and 48.4°F (9.1°C). In Dayton, Pennsylvania, the average high-temperature in May increases from a mild 56.8°F (13.8°C) in April to a pleasant 68.9°F (20.5°C). Weather in May »

Weather in June

June, the first month of the summer in Dayton, is a warm month, with temperature in the range of an average high of 76.1°F (24.5°C) and an average low of 54.1°F (12.3°C). In Dayton, the average high-temperature in June slightly increases from an agreeable 68.9°F (20.5°C) in May to a moderately hot 76.1°F (24.5°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Dayton, Pennsylvania, with an average temperature fluctuating between 81°F (27.2°C) and 58.8°F (14.9°C). July is the warmest month, with an average high-temperature of 81°F (27.2°C) and an average low-temperature of 58.8°F (14.9°C). In July, the average heat index is appraised at a tropical 86°F (30°C). Weather in July »

Weather in August

August, the last month of the summer in Dayton, is also a moderately hot month, with an average temperature varying between 79.2°F (26.2°C) and 57°F (13.9°C). In Dayton, the average high-temperature in August is essentially the same as in July - a still moderately hot 79.2°F (26.2°C). Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Dayton, Pennsylvania, with an average temperature ranging between min 52.5°F (11.4°C) and max 72.3°F (22.4°C). In Dayton, the average high-temperature in September slightly decreases from a warm 79.2°F (26.2°C) in August to a pleasant 72.3°F (22.4°C). Weather in September »

Weather in October

October, like September, is a moderate autumn month in Dayton, Pennsylvania, with temperature in the range of an average high of 59.4°F (15.2°C) and an average low of 43.5°F (6.4°C). In October, the average high-temperature drops from a pleasant 72.3°F (22.4°C) in September to a mild 59.4°F (15.2°C). Weather in October »

Weather in November

November, the last month of the autumn in Dayton, is another chilly month, with an average temperature fluctuating between 32°F (0°C) and 46.2°F (7.9°C). In November, the average high-temperature decreases from a moderate 59.4°F (15.2°C) in October to a frosty 46.2°F (7.9°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Dayton, Pennsylvania, with an average temperature fluctuating between 36.7°F (2.6°C) and 25.7°F (-3.5°C). In December, the average high-temperature drops from a frosty 46.2°F (7.9°C) in November to a wintry 36.7°F (2.6°C). Weather in December »
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FAQ

What is the coldest month in Dayton?

With an average high-temperature of 30.4°F (-0.9°C) and an average low-temperature of 18.3°F (-7.6°C), January is the coldest month.

How much does it rain in Dayton?

Throughout the year, in Dayton, there are 151.9 rainfall days, and 22.13" (562mm) of precipitation is accumulated.

When does it snow in Dayton?

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

When does it snow the most in Dayton?

January is the month with the most snowfall. Snow falls for 18.6 days and accumulates 5.63" (143mm) of snow.

How much does it snow in Dayton?

Throughout the year, there are 71 snowfall days, and 22.32" (567mm) of snow is accumulated.

What is the month with the least sunshine in Dayton?

With an average of 2.5h of sunshine, January has the least sunshine of the year.

What is the most humid month in Dayton?

With an average relative humidity of 88%, February is the most humid month.

When is Daylight Saving Time (DST) in Dayton?

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

The month with the most rainfall is April, when the rain falls for 16.3 days and typically aggregates up to 2.48" (63mm) of precipitation.

When is the highest UV index in Dayton?

The months with the highest UV index are May through August, with an average maximum UV index of 5.

What are the least humid months in Dayton?

June through August, with an average relative humidity of 78%, are the least humid months in Dayton.

When it does not snow in Dayton?

In Dayton, snow does not fall in June through September.

When are the longest days in Dayton?

The month with the longest days is June, with an average of 15h and 4min of daylight.

What is the warmest month in Dayton?

With an average high-temperature of 81°F (27.2°C) and an average low-temperature of 58.8°F (14.9°C), July is the warmest month.

What are the months with the most sunshine in Dayton?

July and August, with an average of 9.6h of sunshine, are months with the most sunshine in Dayton.

What is the driest month in Dayton?

The month with the least rainfall in Dayton is November, when the rain falls for 9.1 days and typically collects 1.26" (32mm) of precipitation.

What is the month with the shortest days in Dayton?

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

What is the month with the lowest UV index in Dayton?

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

Average pressure
Dayton, PA

Average pressure - Dayton, 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
Dayton, PA

Average wind speed - Dayton, PA

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity
Dayton, PA

Average humidity - Dayton, PA

The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are June, July and August (78%).

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Average rainfall
Dayton, PA

Average rainfall - Dayton, PA

The wettest month (with the highest rainfall) is April (2.48").
The driest month (with the least rainfall) is November (1.26").

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Average rainfall days
Dayton, PA

Average rainfall days - Dayton, PA

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (7.8 days).

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Average snowfall
Dayton, PA

Average snowfall - Dayton, PA

The month with the highest snowfall is January (5.63").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Dayton, PA

Average snowfall days - Dayton, PA

The month with the highest number of snowfall days is January (18.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Dayton, PA

Average daylight / Average sunshine - Dayton, PA

The month with the longest days is June (Average daylight: 15h and 4min).
The month with the shortest days is December (Average daylight: 9h and 18min).

The months with the most sunshine are July and August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).

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Average sunshine days
Dayton, PA

Average sunshine days - Dayton, PA

The month with the most sunshine days is September (15.3 days).
The month with the least sunshine days is February (7.8 days).

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