August weather forecast
Rocky Hill, OH

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Weather in August

The last month of the summer, August, is another warm month in Rocky Hill, Ohio, with an average temperature fluctuating between 84.7°F (29.3°C) and 62.4°F (16.9°C).

Temperature

Rocky Hill signifies an average high-temperature of a warm 84.7°F (29.3°C) in August, closely mirroring the 86.2°F (30.1°C) of July. Despite the stark contrast with daytime temperatures, Rocky Hill's August nights average at a comfortable 62.4°F (16.9°C).

Heat index

For August, the heat index is evaluated at a tropical 93.2°F (34°C). Ensure additional precautions, heat exhaustion and heat cramps may be expected. Heatstroke could occur from sustained activity.
Bear in mind that the heat index values are determined for shaded areas and light breezes. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

Humidity

August and September, with an average relative humidity of 75%, are the least humid months.

Rainfall

In Rocky Hill, during August, the rain falls for 11 days and regularly aggregates up to 1.1" (28mm) of precipitation. Throughout the year, there are 124.7 rainfall days, and 13.74" (349mm) of precipitation is accumulated.

Snowfall

In Rocky Hill, snow does not fall in May through September.

Daylight

In Rocky Hill, the average length of the day in August is 13h and 38min.
On the first day of August in Rocky Hill, sunrise is at 6:31 am and sunset at 8:41 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 8:01 pm EDT.

Sunshine

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

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In August, a daily maximum UV index of 6 leads to the following instructions:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
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Frequently asked questions

How hot is August in Rocky Hill?

The average high-temperature and low-temperature in Rocky Hill, Ohio, during August are 84.7°F (29.3°C) and 62.4°F (16.9°C) respectively. The average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, in August is evaluated at 93.2°F (34°C).

What is the least humid month in Rocky Hill?

The months with the lowest humidity are August and September, with an average relative humidity of 75%.

What is the average humidity in August in Rocky Hill?

The average relative humidity in August is 75%.

How much does it rain in Rocky Hill in August?

In Rocky Hill, Ohio, in August, during 11 rainfall days, 1.1" (28mm) of precipitation is typically accumulated.

When it does not snow in Rocky Hill?

In Rocky Hill, Ohio, snow does not fall in May through September.

How many hours of daylight does Rocky Hill have in August?

In Rocky Hill, the average day length in August is 13h and 38min.

When is the sunrise / sunset in August in Rocky Hill?

On the first day of August in Rocky Hill, Ohio, sunrise is at 6:31 am and sunset at 8:41 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 8:01 pm EDT.

What month has the most sunshine in Rocky Hill?

The month with the most sunshine in Rocky Hill, Ohio, is August, with an average of 10.4h of sunshine.

How long on average sun shines in August in Rocky Hill?

In August, the average sunshine duration in Rocky Hill is 10.4h.

What is the month with the highest UV index in Rocky Hill?

May through August, with an average maximum UV index of 6, are months with the highest UV index in Rocky Hill.

What is the UV index intensity in August in Rocky Hill?

The average daily maximum UV index in August in Rocky Hill, Ohio, is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation.
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
Rocky Hill, OH

Average temperature in August - Rocky Hill, OH
  • Average high temperature in August: 84.7°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in August: 62.4°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

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Average pressure in August
Rocky Hill, OH

Average pressure in August - Rocky Hill, 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 (29.96"Hg).

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Average wind speed in August
Rocky Hill, OH

Average wind speed in August - Rocky Hill, OH
  • Average wind speed in August: 4.7mph

The windiest month (with the highest average wind speed) is February (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

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Average humidity in August
Rocky Hill, OH

Average humidity in August - Rocky Hill, OH
  • Average humidity in August: 75%

The months with the highest relative humidity are January and February (82%).
The months with the lowest relative humidity are August and September (75%).

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Average rainfall in August
Rocky Hill, OH

Average rainfall in August - Rocky Hill, OH
  • Average rainfall in August: 1.1"

The wettest month (with the highest rainfall) is May (1.57").
The driest months (with the least rainfall) are September and November (0.75").

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Average rainfall days in August
Rocky Hill, OH

Average rainfall days in August - Rocky Hill, OH
  • Average rainfall days in August: 11 days

The month with the highest number of rainy days is May (14.6 days).
The month with the least rainy days is November (6.5 days).

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Average snowfall in August
Rocky Hill, OH

Average snowfall in August - Rocky Hill, OH
  • Average snowfall in August: 0"

The month with the highest snowfall is February (1.3").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Rocky Hill, OH

Average snowfall days in August - Rocky Hill, OH
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (7.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Rocky Hill, OH

Average daylight in August / Average sunshine in August - Rocky Hill, 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 36min).

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Average sunshine days in August
Rocky Hill, OH

Average sunshine days in August - Rocky Hill, OH
  • Average sunshine days in August: 18 days

The month with the most sunshine days is November (21.6 days).
The month with the least sunshine days is May (13.3 days).

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Average UV index in August
Rocky Hill, OH

Average UV index in August - Rocky Hill, OH
  • Average UV index in August: 6

The months with the highest UV index are May, 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
Rocky Hill, OH

Average cloud cover in August - Rocky Hill, OH
  • Average cloud cover in August: 31

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in August
Rocky Hill, OH

Average visibility in August - Rocky Hill, OH
  • Average visibility in August: 5mi

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

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Rocky Hill, Ohio, USA

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