August weather forecast
Saint Martin, OH

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Weather in August

The last month of the summer, August, is another warm month in Saint Martin, Ohio, with an average temperature ranging between min 62.6°F (17°C) and max 81.5°F (27.5°C).

Temperature

The average high-temperature is a still moderately hot 81.5°F (27.5°C) in August, hardly different from the 82.4°F (28°C) recorded in July. In August, the average low-temperature is a refreshing 62.6°F (17°C).

Heat index

August's mean heat index is estimated at a hot 87.8°F (31°C). Continued exposure and engagement in activity might trigger tiredness and subsequently heat cramps.
Heat index evaluations are typically in the context of light winds and shaded environments. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.

Humidity

The average relative humidity in August is 78%.

Rainfall

In Saint Martin, in August, it is raining for 14.5 days, with typically 1.77" (45mm) of accumulated precipitation. In Saint Martin, during the entire year, the rain falls for 151 days and collects up to 23.03" (585mm) of precipitation.

Snowfall

In Saint Martin, snow does not fall in May through September.

Daylight

In Saint Martin, the average length of the day in August is 13h and 40min.
On the first day of August, sunrise is at 6:36 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

The month with the most sunshine is August, with an average of 10.3h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index of 6 during August translates into these guidelines:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Updated: Aug 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average August temperature?

During August, Saint Martin experiences an average high-temperature of 81.5°F (27.5°C) and a low-temperature of 62.6°F (17°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, is estimated at 87.8°F (31°C).

What is the average humidity in August?

In August, the average relative humidity is 78%.

How much does it rain in August?

In Saint Martin, in August, during 14.5 rainfall days, 1.77" (45mm) of precipitation is typically accumulated.

When it does not snow?

May through September are months without snowfall.

What is the average length of the day in August?

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

When is the sunrise / sunset in August?

On the first day of August, sunrise is at 6:36 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?

With an average of 10.3h of sunshine, August has the most sunshine of the year.

How many hours of sunshine does Saint Martin have in August?

In Saint Martin, Ohio, the average sunshine duration in August is 10.3h.

When is the highest UV index?

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

What is the UV index intensity in August?

The average daily maximum UV index in August 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
Saint Martin, OH

Average temperature in August - Saint Martin, OH
  • Average high temperature in August: 81.5°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in August: 62.6°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).

Average pressure in August
Saint Martin, OH

Average pressure in August - Saint Martin, 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
Saint Martin, OH

Average wind speed in August - Saint Martin, OH
  • Average wind speed in August: 5.5mph

The windiest month (with the highest average wind speed) is January (9.7mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity in August
Saint Martin, OH

Average humidity in August - Saint Martin, OH
  • Average humidity in August: 78%

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

Average rainfall in August
Saint Martin, OH

Average rainfall in August - Saint Martin, OH
  • Average rainfall in August: 1.77"

The wettest month (with the highest rainfall) is May (2.64").
The driest month (with the least rainfall) is September (1.26").

Average rainfall days in August
Saint Martin, OH

Average rainfall days in August - Saint Martin, OH
  • Average rainfall days in August: 14.5 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (8.6 days).

Average snowfall in August
Saint Martin, OH

Average snowfall in August - Saint Martin, OH
  • Average snowfall in August: 0"

The month with the highest snowfall is February (2.56").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Saint Martin, OH

Average snowfall days in August - Saint Martin, OH
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (8.3 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
Saint Martin, OH

Average daylight in August / Average sunshine in August - Saint Martin, 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 18min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in August
Saint Martin, OH

Average sunshine days in August - Saint Martin, OH
  • Average sunshine days in August: 13.9 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (10.8 days).

Average UV index in August
Saint Martin, OH

Average UV index in August - Saint Martin, 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
Saint Martin, OH

Average cloud cover in August - Saint Martin, OH
  • Average cloud cover in August: 28

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in August
Saint Martin, OH

Average visibility in August - Saint Martin, 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).

Saint Martin, Ohio, USA

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