August weather forecast
Martinsville, OH

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Weather in August

The last month of the summer, August, is also a moderately hot month in Martinsville, Ohio, with temperature in the range of an average low of 62.4°F (16.9°C) and an average high of 80.4°F (26.9°C).

Temperature

August denotes a minimal variation in the average high-temperature to a still moderately hot 80.4°F (26.9°C) from July's 81.1°F (27.3°C). Throughout the nights in August, an average low-temperature of 62.4°F (16.9°C) is noted in Martinsville.

Humidity

In August, the average relative humidity is 79%.

Rainfall

In Martinsville, in August, during 15.3 rainfall days, 2.48" (63mm) of precipitation is typically accumulated. In Martinsville, during the entire year, the rain falls for 169.2 days and collects up to 34.45" (875mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In Martinsville, the average length of the day in August is 13h and 40min.
On the first day of August, sunrise is at 6:35 am and sunset at 8:47 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 8:07 pm EDT.

Sunshine

August has the most sunshine of the year, with an average of 10.2h of sunshine.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: In August, a regular UV index of 6 translates into these guidelines:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Updated: Jul 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Martinsville in August?

During August, Martinsville experiences an average high-temperature of 80.4°F (26.9°C) and a low-temperature of 62.4°F (16.9°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in July is appraised at 87.8°F (31°C).

What is the average humidity in August?

In Martinsville, the average relative humidity in August is 79%.

How many days does it rain in August?

In August, the rain falls for 15.3 days. Throughout August, 2.48" (63mm) of precipitation is accumulated.

When it does not snow in Martinsville?

June through September are months without snowfall.

How many hours of daylight does Martinsville have in August?

In August, the average day length is 13h and 40min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 6:35 am and sunset at 8:47 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 8:07 pm EDT.

What month has the most sunshine?

August has the most sunshine of the year, with an average of 10.2h of sunshine.

How long on average sun shines in August?

In August, the average sunshine duration is 10.2h.

When is the highest UV index?

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

What is the UV index intensity in August?

In August, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to 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
Martinsville, OH

Average temperature in August - Martinsville, OH
  • Average high temperature in August: 80.4°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (34.3°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 (22.3°F).

Average pressure in August
Martinsville, OH

Average pressure in August - Martinsville, 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
Martinsville, OH

Average wind speed in August - Martinsville, OH
  • Average wind speed in August: 5.7mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

Average humidity in August
Martinsville, OH

Average humidity in August - Martinsville, OH
  • Average humidity in August: 79%

The months with the highest relative humidity are January, February and December (82%).
The months with the lowest relative humidity are October and November (75%).

Average rainfall in August
Martinsville, OH

Average rainfall in August - Martinsville, OH
  • Average rainfall in August: 2.48"

The wettest month (with the highest rainfall) is May (3.98").
The driest month (with the least rainfall) is September (2.01").

Average rainfall days in August
Martinsville, OH

Average rainfall days in August - Martinsville, OH
  • Average rainfall days in August: 15.3 days

The month with the highest number of rainy days is May (20.5 days).
The month with the least rainy days is February (9 days).

Average snowfall in August
Martinsville, OH

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

The month with the highest snowfall is February (3.78").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Martinsville, OH

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

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Martinsville, 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 1min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in August
Martinsville, OH

Average sunshine days in August - Martinsville, OH
  • Average sunshine days in August: 12.7 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is May (8.7 days).

Average UV index in August
Martinsville, OH

Average UV index in August - Martinsville, 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).

Average cloud cover in August
Martinsville, OH

Average cloud cover in August - Martinsville, OH
  • Average cloud cover in August: 29

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in August
Martinsville, OH

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

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

Martinsville, Ohio, USA

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