August weather forecast
Montgomery, OH

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Weather in August

August, the last month of the summer in Montgomery, is also a moderately hot month, with an average temperature ranging between max 82.8°F (28.2°C) and min 64.4°F (18°C).

Temperature

August's weather records an average high-temperature of a still moderately hot 82.8°F (28.2°C), showing little deviation from July. Montgomery experiences a mean low-temperature of 64.4°F (18°C) during August.

Heat index

During August, the heat index is evaluated at a hot 89.6°F (32°C). A sense of exhaustion might occur with extended exposure and activity, potentially causing heat cramps.
The standards for the heat index are set for locations in shade and under light breezes. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', comes about by integrating the temperature readings with the humidity levels. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.

Humidity

The average relative humidity in August is 76%.

Rainfall

In August, in Montgomery, the rain falls for 8.7 days. Throughout August, 0.63" (16mm) of precipitation is accumulated. Throughout the year, in Montgomery, Ohio, there are 95.1 rainfall days, and 7.8" (198mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Montgomery, Ohio.

Daylight

In August, the average length of the day in Montgomery is 13h and 40min.
On the first day of August, sunrise is at 6:38 am and sunset at 8:49 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 8:09 pm EDT.

Sunshine

June through August, with an average of 10.3h of sunshine, are months with the most sunshine in Montgomery.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: In August, a daily UV index of 6 turns into the following recommendations:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Enhance your sun protection with tightly woven, yet airy clothing.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in Montgomery in August?

During August, Montgomery experiences an average high-temperature of 82.8°F (28.2°C) and a low-temperature of 64.4°F (18°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, is evaluated at 89.6°F (32°C).

What is the average humidity in August in Montgomery?

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

How many days does it rain in August in Montgomery?

In August, in Montgomery, the rain falls for 8.7 days. Throughout August, 0.63" (16mm) of precipitation is accumulated.

When it does not snow in Montgomery?

In Montgomery, Ohio, snow does not fall in May through October.

What is the average length of the day in August in Montgomery?

The average day length in August in Montgomery, Ohio, is 13h and 40min.

When are sunrise and sunset in August in Montgomery?

In August, on the first day of the month, sunrise is at 6:38 am and sunset at 8:49 pm. On the last day of the month, in Montgomery, sunrise is at 7:05 am and sunset at 8:09 pm EDT.

What are the months with the most sunshine in Montgomery?

The months with the most sunshine in Montgomery, Ohio, are June through August, with an average of 10.3h of sunshine.

How long on average sun shines in August in Montgomery?

In August, the average sunshine duration in Montgomery is 10.3h.

When is the highest UV index in Montgomery?

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

What is the UV index reading in August in Montgomery?

In August, the average daily maximum UV index in Montgomery, Ohio, is 6. A UV Index estimate of 6 to 7 represents a high health risk 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
Montgomery, OH

Average temperature in August - Montgomery, OH
  • Average high temperature in August: 82.8°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in August: 64.4°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).

Average pressure in August
Montgomery, OH

Average pressure in August - Montgomery, OH
  • Average pressure in August: 29.99"Hg

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in August
Montgomery, OH

Average wind speed in August - Montgomery, OH
  • Average wind speed in August: 5.2mph

The windiest month (with the highest average wind speed) is January (9mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

Average humidity in August
Montgomery, OH

Average humidity in August - Montgomery, OH
  • Average humidity in August: 76%

The months with the highest relative humidity are January, February and December (81%).
The month with the lowest relative humidity is October (74%).

Average rainfall in August
Montgomery, OH

Average rainfall in August - Montgomery, OH
  • Average rainfall in August: 0.63"

The wettest month (with the highest rainfall) is May (0.94").
The driest month (with the least rainfall) is September (0.31").

Average rainfall days in August
Montgomery, OH

Average rainfall days in August - Montgomery, OH
  • Average rainfall days in August: 8.7 days

The month with the highest number of rainy days is May (10.7 days).
The month with the least rainy days is February (5.6 days).

Average snowfall in August
Montgomery, OH

Average snowfall in August - Montgomery, OH
  • Average snowfall in August: 0"

The month with the highest snowfall is January (0.59").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Montgomery, OH

Average snowfall days in August - Montgomery, OH
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (6.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Montgomery, OH

Average daylight in August / Average sunshine in August - Montgomery, 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 months with the most sunshine are June, July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in August
Montgomery, OH

Average sunshine days in August - Montgomery, OH
  • Average sunshine days in August: 18.7 days

The month with the most sunshine days is October (22.2 days).
The month with the least sunshine days is June (16 days).

Average UV index in August
Montgomery, OH

Average UV index in August - Montgomery, 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).

Average cloud cover in August
Montgomery, OH

Average cloud cover in August - Montgomery, OH
  • Average cloud cover in August: 27

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in August
Montgomery, OH

Average visibility in August - Montgomery, OH
  • Average visibility in August: 6mi

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

Montgomery, Ohio, USA

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