August weather forecast
Marion, IN

Weather in August

The last month of the summer, August, is another warm month in Marion, Indiana, with average temperature varying between 61.9°F (16.6°C) and 79.3°F (26.3°C).

Temperature

In August, the average high-temperature is practically the same as in July - a still warm 79.3°F (26.3°C). In August, in Marion, the average low-temperature is 61.9°F (16.6°C).

Humidity

In August, the average relative humidity in Marion, Indiana, is 82%.

Rainfall

In Marion, during August, the rain falls for 11.8 days and regularly aggregates up to 1.22" (31mm) of precipitation. Throughout the year, there are 123.4 rainfall days, and 12.64" (321mm) of precipitation is accumulated.

Snowfall

In Marion snow does not fall in May through September.

Daylight

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

Sunshine

In August, the average sunshine in Marion, Indiana, is 9.3h.

UV index

June 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 health hazard from unprotected exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the average humidity in August in Marion?

The average relative humidity in August is 82%.

How much does it rain in Marion in August?

In August, in Marion, Indiana, the rain falls for 11.8 days. Throughout August, 1.22" (31mm) of precipitation is accumulated.

When it does not snow in Marion?

In Marion snow does not fall in May through September.

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

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

How many hours of sunshine does Marion have in August?

The average sunshine in August is 9.3h.

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.

What is the UV index reading in August in Marion?

In August, the average daily maximum UV index in Marion, Indiana, is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV rays.

Average temperature in August
Marion, IN

Average temperature in August - Marion, IN
  • Average high temperature in August: 79.3°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 (31.5°F).

  • Average low temperature in August: 61.9°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

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Average pressure in August
Marion, IN

Average pressure in August - Marion, IN
  • Average pressure in August: 29.98"

Months with the highest atmospheric pressure are January and November (30.12").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed in August
Marion, IN

Average wind speed in August - Marion, IN
  • Average wind speed in August: 6.1mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

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Average humidity in August
Marion, IN

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

Months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in August
Marion, IN

Average rainfall in August - Marion, IN
  • Average rainfall in August: 1.22"

The wettest month (with the highest rainfall) is May (1.69").
The driest month (with the least rainfall) is February (0.63").

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Average rainfall days in August
Marion, IN

Average rainfall days in August - Marion, IN
  • Average rainfall days in August: 11.8 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (4.8 days).

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Average snowfall in August
Marion, IN

Average snowfall in August - Marion, IN
  • Average snowfall in August: 0"

The month with the highest snowfall is February (1.14").
Months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Marion, IN

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

The month with the highest number of snowfall days is January (9.8 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Marion, IN

Average daylight in August / Average sunshine in August - Marion, IN
  • 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: 9.3h

Months with the most sunshine are June and July (Average sunshine: 10h).
The month with the least sunshine is January (Average sunshine: 3.5h).

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Average sunshine days in August
Marion, IN

Average sunshine days in August - Marion, IN
  • Average sunshine days in August: 15 days

The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is May (11.6 days).

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Average UV index in August
Marion, IN

Average UV index in August - Marion, IN
  • 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).

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Average cloud cover in August
Marion, IN

Average cloud cover in August - Marion, IN
  • Average cloud cover in August: 34

The month with the most cloud cover is January (Cloud cover 64).
Months with the least cloud cover are June, July and August (Cloud cover 34).

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Average visibility in August
Marion, IN

Average visibility in August - Marion, IN
  • Average visibility in August: 5mi

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

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