August weather forecast and climate
Marion, OH

The last month of the summer, August, is also a moderately hot month in Marion, Ohio, with average temperature varying between 60.8°F (16°C) and 78.6°F (25.9°C).

Temperature

In August, the average high-temperature is relatively the same as in July - a still warm 78.6°F (25.9°C). In Marion, Ohio, the average low-temperature is 60.8°F (16°C).

Humidity

In Marion, the average relative humidity is 82%.

Rainfall

In Marion, in August, it is raining for 16.4 days, with typically 2.52" (64mm) of accumulated precipitation. In Marion, during the entire year, the rain falls for 171.7 days and collects up to 31.3" (795mm) of precipitation.

Snowfall

June through September are months without snowfall in Marion.

Daylight

In Marion, the average length of the day in August is 13.7h.

Sunshine

The average sunshine in Marion is 10h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: In August, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in August in Marion?

The average high-temperature, in August, in Marion, Ohio, is 78.6°F (25.9°C), while the average low-temperature is 60.8°F (16°C).

What is the average humidity in August in Marion?

The average relative humidity in August in Marion is 82%.

How many days does it rain in August in Marion?

In Marion, Ohio, in August, it is raining for 16.4 days, with typically 2.52" (64mm) of accumulated precipitation.

When it does not snow in Marion?

June through September are months without snowfall in Marion.

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

The average length of the day in August in Marion is 13.7h.

How long on average sun shines in August in Marion?

In Marion, Ohio, the average sunshine in August is 10h.

What are the months with the highest UV index in Marion?

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

How high is the UV index in August in Marion?

In Marion, Ohio, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to the Sun's UV rays.
Average temperature in August - Marion, OH
  • Average high temperature in August: 25.9°C

The warmest month (with the highest average high temperature) is July (26.7°C).
The month with the lowest average high temperature is January (-0.4°C).

  • Average low temperature in August: 16°C

The month with the highest average low temperature is July (17.3°C).
The coldest month (with the lowest average low temperature) is January (-6.8°C).

Average pressure in August - Marion, OH
  • Average pressure in August: 1015.4mbar

The month with the highest atmospheric pressure is November (1020.2mbar).
The month with the lowest atmospheric pressure is June (1013.7mbar).

Average wind speed in August - Marion, OH
  • Average wind speed in August: 9.4km/h

The windiest month (with the highest average wind speed) is January (16.8km/h).
The calmest months (with the lowest average wind speed) are July and August (9.4km/h).

Average humidity in August - Marion, OH
  • Average humidity in August: 82%

Months with the highest relative humidity are January and February (84%).
Months with the lowest relative humidity are April, October and November (76%).

Average rainfall in August - Marion, OH
  • Average rainfall in August: 64mm

The wettest month (with the highest rainfall) is May (92mm).
The driest month (with the least rainfall) is September (49mm).

Average rainfall days in August - Marion, OH
  • Average rainfall days in August: 16.4 days

The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is January (8.8 days).

Average snowfall in August - Marion, OH
  • Average snowfall in August: 0mm

The month with the highest snowfall is February (101mm).
Months with the least snowfall are June, July, August and September (0mm).

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

The month with the highest number of snowfall days is January (14.8 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August / Average sunshine in August - Marion, OH
  • Average daylight in August: 13.7h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in August: 10h

The month with the most sunshine is July (Average sunshine: 10.1h).
The month with the least sunshine is January (Average sunshine: 3.3h).

Average sunshine days in August - Marion, OH
  • Average sunshine days in August: 10.3 days

The month with the most sunshine days is November (15.2 days).
The month with the least sunshine days is February (9.2 days).

Average UV index in August - Marion, OH
  • Average UV index in August: 6

Months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in August - Marion, OH
  • Average cloud cover in August: 32

The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in August - Marion, OH
  • Average visibility in August: 8km

Months with the highest visibility are March, April, May, June, July, October, November and December (9km).
Months with the lowest visibility are January, February, August and September (8km).