August weather forecast
Mount Joy, OH

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Weather in August

August, the last month of the summer in Mount Joy, is another warm month, with an average temperature varying between 84°F (28.9°C) and 62.1°F (16.7°C).

Temperature

Mount Joy's transition from July to August introduces an average high-temperature of a still warm 84°F (28.9°C), marking an insignificant variation from the 84.7°F (29.3°C). The temperature in Mount Joy, Ohio, notes a substantial fall from the daily peak to an average of 62.1°F (16.7°C) during August nights.

Heat index

In August, the average heat index is estimated at a hot 93.2°F (34°C). Adopt extra preventive measures, the occurrence of heat cramps and heat exhaustion is likely. Heatstroke may follow extended activity.
Data suggests that the heat index is set for environments in shade and with a light wind. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is the result of factoring in humidity to the air temperature, indicating perceived warmth. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.

Humidity

The months with the lowest humidity in Mount Joy, Ohio, are April, August through November, with an average relative humidity of 76%.

Rainfall

In August, in Mount Joy, the rain falls for 13.6 days. Throughout August, 1.81" (46mm) of precipitation is accumulated. Throughout the year, there are 149.5 rainfall days, and 24.65" (626mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Mount Joy.

Daylight

The average length of the day in August is 13h and 38min.
On the first day of August in Mount Joy, sunrise is at 6:34 am and sunset at 8:43 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 8:04 pm EDT.

Sunshine

The month with the most sunshine is August, with an average of 10.4h of sunshine.

UV index

The months with the highest UV index in Mount Joy are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for average individuals.
Note: In August, the maximum UV index of 6 translates into these guidelines:
Deter overexposure. Protecting against the sun's effects is essential. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Stay sun-safe with clothing that is both closely woven and worn loosely.
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Frequently asked questions

How hot does it get in Mount Joy in August?

August temperatures in Mount Joy, Ohio, vary between a high-temperature of 84°F (28.9°C) and a low-temperature of 62.1°F (16.7°C). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, is estimated at 93.2°F (34°C).

What are the least humid months in Mount Joy?

April, August through November, with an average relative humidity of 76%, are the least humid months in Mount Joy, Ohio.

What is the average humidity in August in Mount Joy?

In Mount Joy, Ohio, the average relative humidity in August is 76%.

How much does it rain in Mount Joy in August?

In August, the rain falls for 13.6 days. Throughout August, 1.81" (46mm) of precipitation is accumulated.

When it does not snow in Mount Joy?

In Mount Joy, snow does not fall in May through October.

What is the average length of the day in August in Mount Joy?

In Mount Joy, Ohio, the average day length in August is 13h and 38min.

What time are sunrise and sunset in August in Mount Joy?

In August, on the first day of the month, sunrise is at 6:34 am and sunset at 8:43 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 8:04 pm EDT.

What month has the most sunshine in Mount Joy?

With an average of 10.4h of sunshine, August has the most sunshine of the year in Mount Joy, Ohio.

How long on average sun shines in August in Mount Joy?

The average sunshine duration in August in Mount Joy is 10.4h.

When is the highest UV index in Mount Joy?

The months with the highest UV index are June through August, with an average maximum UV index of 6.

What is the UV index reading in August in Mount Joy?

The average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Mount Joy, OH

Average temperature in August - Mount Joy, OH
  • Average high temperature in August: 84°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in August: 62.1°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

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Average pressure in August
Mount Joy, OH

Average pressure in August - Mount Joy, OH
  • Average pressure in August: 30"Hg

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in August
Mount Joy, OH

Average wind speed in August - Mount Joy, OH
  • Average wind speed in August: 4.7mph

The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in August
Mount Joy, OH

Average humidity in August - Mount Joy, OH
  • Average humidity in August: 76%

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April, August, September, October and November (76%).

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Average rainfall in August
Mount Joy, OH

Average rainfall in August - Mount Joy, OH
  • Average rainfall in August: 1.81"

The wettest month (with the highest rainfall) is May (2.8").
The driest month (with the least rainfall) is September (1.38").

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Average rainfall days in August
Mount Joy, OH

Average rainfall days in August - Mount Joy, OH
  • Average rainfall days in August: 13.6 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is November (8 days).

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Average snowfall in August
Mount Joy, OH

Average snowfall in August - Mount Joy, OH
  • Average snowfall in August: 0"

The month with the highest snowfall is February (2.2").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Mount Joy, OH

Average snowfall days in August - Mount Joy, OH
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (7.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Mount Joy, OH

Average daylight in August / Average sunshine in August - Mount Joy, OH
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in August: 10h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in August
Mount Joy, OH

Average sunshine days in August - Mount Joy, OH
  • Average sunshine days in August: 15.1 days

The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is May (11.7 days).

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Average UV index in August
Mount Joy, OH

Average UV index in August - Mount Joy, OH
  • Average UV index in August: 6

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in August
Mount Joy, OH

Average cloud cover in August - Mount Joy, OH
  • Average cloud cover in August: 30

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in August
Mount Joy, OH

Average visibility in August - Mount Joy, OH
  • Average visibility in August: 5mi

The months with the highest visibility are February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are January, May, July, August and September (5mi).

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Mount Joy, Ohio, USA

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