August weather forecast
Ophiem, IL

Weather in August

The last month of the summer, August, is another warm month in Ophiem, Illinois, with an average temperature fluctuating between 63°F (17.2°C) and 80.4°F (26.9°C).

Temperature

In August, the average high-temperature is relatively the same as in July - a still warm 80.4°F (26.9°C). In August, in Ophiem, the average low-temperature is 63°F (17.2°C).

Humidity

In Ophiem, the average relative humidity in August is 80%.

Rainfall

In Ophiem, during 13.6 rainfall days, 1.73" (44mm) of precipitation is typically accumulated. Throughout the year, there are 143.6 rainfall days, and 27.99" (711mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

In Ophiem, Illinois, the average length of the day in August is 13h and 47min.
On the first day of the month, sunrise is at 5:56 am and sunset at 8:18 pm. On the last day of August, sunrise is at 6:27 am and sunset at 7:36 pm CDT.

Sunshine

In August, the average sunshine in Ophiem is 10h.

UV index

The average daily maximum UV index in August in Ophiem, Illinois, is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In August, the average maximum UV index of 5 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in August in Ophiem?

In Ophiem, in August, the average high-temperature is 80.4°F (26.9°C), and the average low-temperature is 63°F (17.2°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in July is calculated to be 87.8°F (31°C).

What is the average humidity in August in Ophiem?

In Ophiem, the average relative humidity in August is 80%.

How much does it rain in Ophiem in August?

In Ophiem, Illinois, in August, it is raining for 13.6 days, with typically 1.73" (44mm) of accumulated precipitation.

When it does not snow in Ophiem?

In Ophiem, Illinois, snow does not fall in May through September.

How many hours of daylight does Ophiem have in August?

The average day length in August is 13h and 47min.

When are sunrise and sunset in August in Ophiem?

On the first day of August in Ophiem, Illinois, sunrise is at 5:56 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 7:36 pm CDT.

How long on average sun shines in August in Ophiem?

In August, the average sunshine duration in Ophiem, Illinois, is 10h.

How high is the UV index in August in Ophiem?

The average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Ophiem, IL

Average temperature in August - Ophiem, IL
  • Average high temperature in August: 80.4°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (28.4°F).

  • Average low temperature in August: 63°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).

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Average pressure in August
Ophiem, IL

Average pressure in August - Ophiem, IL
  • Average pressure in August: 29.97"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in August
Ophiem, IL

Average wind speed in August - Ophiem, IL
  • Average wind speed in August: 6.7mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).

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Average humidity in August
Ophiem, IL

Average humidity in August - Ophiem, IL
  • Average humidity in August: 80%

The months with the highest relative humidity are January and July (83%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in August
Ophiem, IL

Average rainfall in August - Ophiem, IL
  • Average rainfall in August: 1.73"

The wettest month (with the highest rainfall) is May (4.45").
The driest month (with the least rainfall) is December (1.26").

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Average rainfall days in August
Ophiem, IL

Average rainfall days in August - Ophiem, IL
  • Average rainfall days in August: 13.6 days

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is January (5 days).

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Average snowfall in August
Ophiem, IL

Average snowfall in August - Ophiem, IL
  • Average snowfall in August: 0"

The month with the highest snowfall is January (4.09").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Ophiem, IL

Average snowfall days in August - Ophiem, IL
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (11.2 days).
The months with the least snowfall days are May, June, July and August (0 days).

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Average daylight in August /
Average sunshine in August
Ophiem, IL

Average daylight in August / Average sunshine in August - Ophiem, IL
  • Average daylight in August: 13h and 47min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 16min).

  • Average sunshine in August: 10h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in August
Ophiem, IL

Average sunshine days in August - Ophiem, IL
  • Average sunshine days in August: 15.2 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is May (10.4 days).

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Average UV index in August
Ophiem, IL

Average UV index in August - Ophiem, IL
  • Average UV index in August: 5

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in August
Ophiem, IL

Average cloud cover in August - Ophiem, IL
  • Average cloud cover in August: 29

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in August
Ophiem, IL

Average visibility in August - Ophiem, IL
  • 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).

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