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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, like December, is a freezing cold winter month in Dayton, Pennsylvania, with an average temperature ranging between max 30.4°F (-0.9°C) and min 18.3°F (-7.6°C). January stands out as Dayton's coldest month, with temperatures ranging between an average high of 30.4°F (-0.9°C) and a low of 18.3°F (-7.6°C). Weather in January »
Weather in February
February, the last month of the winter in Dayton, is an icy month, with an average temperature fluctuating between 34.7°F (1.5°C) and 20.3°F (-6.5°C). Dayton sees the arrival of February with an average high-temperature of a cold 34.7°F (1.5°C), indicating a subtle variation from January. Weather in February »
Weather in March
March, the first month of the spring in Dayton, is a frosty month, with an average temperature ranging between max 44.2°F (6.8°C) and min 28.2°F (-2.1°C). March's arrival brings a change in high-temperatures, moving from an icy 34.7°F (1.5°C) in February to a frosty 44.2°F (6.8°C). Weather in March »
Weather in April
April in Dayton, Pennsylvania, is a refreshing spring month, with an average temperature ranging between min 37.9°F (3.3°C) and max 56.8°F (13.8°C). The commencement of April sees a shift in the average high-temperature, moving from a frosty 44.2°F (6.8°C) in March to a refreshing 56.8°F (13.8°C). Weather in April »
Weather in May
The last month of the spring, May, is an agreeable month in Dayton, Pennsylvania, with an average temperature fluctuating between 48.4°F (9.1°C) and 68.9°F (20.5°C). May's arrival brings a change in high-temperatures, moving from a refreshing 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 moderately hot month, with an average temperature varying between 76.1°F (24.5°C) and 54.1°F (12.3°C). Dayton's transition into June sees a mild rise in the average high-temperature, edging from a pleasant 68.9°F (20.5°C) in May to a warm 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 58.8°F (14.9°C) and 81°F (27.2°C). The warmest period tends to be July, when average temperatures fluctuate between a high of 81°F (27.2°C) and a low of 58.8°F (14.9°C). July's average heat index is computed to be a hot 86°F (30°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Dayton, Pennsylvania, with an average temperature ranging between max 79.2°F (26.2°C) and min 57°F (13.9°C). Dayton observes an average high-temperature of a still warm 79.2°F (26.2°C) in August, barely different from 81°F (27.2°C) in July. Weather in August »
Weather in September
September, the first month of the autumn in Dayton, is also an agreeable month, with an average temperature fluctuating between 52.5°F (11.4°C) and 72.3°F (22.4°C). With the onset of September, Dayton's average high-temperature slightly adjusts, moderately receding from August's moderately hot 79.2°F (26.2°C) to a pleasant 72.3°F (22.4°C). Weather in September »
Weather in October
October, like September, is another mild autumn month in Dayton, Pennsylvania, with an average temperature fluctuating between 59.4°F (15.2°C) and 43.5°F (6.4°C). The transition into October is accompanied by a temperature decrease, with the average high-temperature shifting 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 varying between 32°F (0°C) and 46.2°F (7.9°C). The commencement of November indicates a shift in the average high-temperature, receding from October's refreshing 59.4°F (15.2°C) to a chilly 46.2°F (7.9°C). Weather in November »
Weather in December
December, the first month of the winter in Dayton, is also a wintry month, with an average temperature varying between 36.7°F (2.6°C) and 25.7°F (-3.5°C). In the transition to December, Dayton observes a drop in the average high-temperature, moving from a frosty 46.2°F (7.9°C) in November to an icy 36.7°F (2.6°C). Weather in December »
Updated: Aug 23, 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?
In Dayton, the average lowest temperatures are observed in January, with a high of 30.4°F (-0.9°C) and a low of 18.3°F (-7.6°C).
How much does it rain?
In Dayton, during the entire year, the rain falls for 151.9 days and collects up to 22.13" (562mm) of precipitation.
When does it snow?
January through May, October through December are months with snowfall.
What is the snowiest month?
The month with the most snowfall is January, when snow falls for 18.6 days and typically aggregates up to 5.63" (143mm) of snow.
How many days does it snow?
In Dayton, during the entire year, snow falls for 71 days and aggregates up to 22.32" (567mm) of snow.
What is the month with the least sunshine?
The month with the least sunshine is January, with an average of 2.5h of sunshine.
What is the most humid month?
With an average relative humidity of 88%, February is the most humid month.
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 in Dayton is April, when the rain falls for 16.3 days and typically aggregates up to 2.48" (63mm) of precipitation.
What is the month with the highest UV index?
May through August, with an average maximum UV index of 5, are months with the highest UV index.
What are the least humid months?
June through August, with an average relative humidity of 78%, are the least humid months.
When it does not snow?
In Dayton, Pennsylvania, snow does not fall in June through September.
When are the longest days?
With an average of 15h and 6min of daylight, June has the longest days of the year.
What is the warmest month?
July stands out as Dayton's warmest month, with temperatures ranging between an average high of 81°F (27.2°C) and a low of 58.8°F (14.9°C).
What is the month with the most sunshine?
The months with the most sunshine in Dayton are July and August, with an average of 9.6h of sunshine.
What is the driest month in Dayton?
The month with the least rainfall 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?
December has the shortest days of the year, with an average of 9h and 18min of daylight.
When is the lowest UV index?
December is the month with the lowest UV index, with an average maximum UV index of 1.
Average temperature
Dayton, PA
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.4°F).
The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure
Dayton, PA
- Average pressure in January:
30.1"Hg - Average pressure in February:
30.07"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:
30.06"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.13"Hg - Average pressure in December:
30.1"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
Dayton, PA
- Average wind speed in January:
9.1mph - Average wind speed in February:
8.7mph - Average wind speed in March:
8.3mph - Average wind speed in April:
8.5mph - Average wind speed in May:
7mph - Average wind speed in June:
6.5mph
- Average wind speed in July:
5.6mph - Average wind speed in August:
5.5mph - Average wind speed in September:
6mph - Average wind speed in October:
7.3mph - Average wind speed in November:
7.9mph - Average wind speed in December:
8.6mph
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).
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%).
Average rainfall
Dayton, PA
- Average rainfall in January:
1.54" - Average rainfall in February:
1.97" - Average rainfall in March:
1.61" - Average rainfall in April:
2.48" - Average rainfall in May:
2.36" - Average rainfall in June:
1.81"
- Average rainfall in July:
1.81" - Average rainfall in August:
1.46" - Average rainfall in September:
1.65" - Average rainfall in October:
2.44" - Average rainfall in November:
1.26" - Average rainfall in December:
1.73"
The wettest month (with the highest rainfall) is April (2.48").
The driest month (with the least rainfall) is November (1.26").
Average rainfall days
Dayton, PA
- Average rainfall days in January:
7.8 days - Average rainfall days in February:
7.9 days - Average rainfall days in March:
11.1 days - Average rainfall days in April:
16.3 days - Average rainfall days in May:
18 days - Average rainfall days in June:
15 days
- Average rainfall days in July:
15.9 days - Average rainfall days in August:
14.4 days - Average rainfall days in September:
12.1 days - Average rainfall days in October:
13.8 days - Average rainfall days in November:
9.1 days - Average rainfall days in December:
10.5 days
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).
Average snowfall
Dayton, PA
- Average snowfall in January:
5.63" - Average snowfall in February:
4.88" - Average snowfall in March:
2.64" - Average snowfall in April:
1.06" - Average snowfall in May:
0.55" - Average snowfall in June:
0"
The month with the highest snowfall is January (5.63").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Dayton, PA
- Average snowfall days in January:
18.6 days - Average snowfall days in February:
15.2 days - Average snowfall days in March:
9.3 days - Average snowfall days in April:
3.8 days - Average snowfall days in May:
0.6 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:
1 days - Average snowfall days in November:
7.9 days - Average snowfall days in December:
14.6 days
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).
Average daylight / Average sunshine
Dayton, 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 3min - Average daylight in June:
15h and 1min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - 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 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January:
2h and 3min - Average sunshine in February:
2h and 5min - Average sunshine in March:
5h and 0min - Average sunshine in April:
7h and 0min - Average sunshine in May:
8h and 1min - Average sunshine in June:
8h and 5min
- Average sunshine in July:
9h and 4min - Average sunshine in August:
9h and 4min - Average sunshine in September:
8h and 1min - Average sunshine in October:
4h and 4min - Average sunshine in November:
4h and 3min - Average sunshine in December:
2h and 4min
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).
Average sunshine days
Dayton, PA
- Average sunshine days in January:
8.2 days - Average sunshine days in February:
7.8 days - Average sunshine days in March:
11.5 days - Average sunshine days in April:
10.3 days - Average sunshine days in May:
10.7 days - Average sunshine days in June:
12.4 days
- Average sunshine days in July:
12.2 days - Average sunshine days in August:
14.6 days - Average sunshine days in September:
15.3 days - Average sunshine days in October:
14.3 days - Average sunshine days in November:
14.1 days - Average sunshine days in December:
9.2 days
The month with the most sunshine days is September (15.3 days).
The month with the least sunshine days is February (7.8 days).
Average UV index
Dayton, PA
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Dayton, PA
The month with the most cloud cover is January (Cloud cover 75).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility
Dayton, PA
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).
Dayton, Pennsylvania, USA
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