August weather forecast
Clear Lake, IN

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Weather in August

The last month of the summer, August, is another warm month in Clear Lake, Indiana, with an average temperature fluctuating between 77.7°F (25.4°C) and 60.4°F (15.8°C).

Temperature

The advent of August sees the average high-temperature at a still moderately hot 77.7°F (25.4°C), subtly shifted from July's 79.3°F (26.3°C). An average low-temperature of 60.4°F (15.8°C) is noted during the month of August.

Humidity

In August, the average relative humidity is 82%.

Rainfall

In Clear Lake, during August, the rain falls for 16.6 days and regularly aggregates up to 2.36" (60mm) of precipitation. Throughout the year, there are 170.2 rainfall days, and 30.79" (782mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In August, the average length of the day is 13h and 49min.
On the first day of the month, sunrise is at 6:34 am and sunset at 8:57 pm. On the last day of August, in Clear Lake, sunrise is at 7:04 am and sunset at 8:13 pm EDT.

Sunshine

In August, the average sunshine is 9.6h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.
Note: The UV index of 5 during August translates into the following guidance:
Act with care - Obligation to protect against skin and eye damage is highlighted. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Updated: Aug 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are August temperatures?

The average high-temperature, in August, in Clear Lake, is 77.7°F (25.4°C), while the average low-temperature is 60.4°F (15.8°C).

What is the average humidity in August?

The average relative humidity in August is 82%.

How many days does it rain in August?

In Clear Lake, in August, during 16.6 rainfall days, 2.36" (60mm) of precipitation is typically accumulated.

When it does not snow in Clear Lake?

In Clear Lake, snow does not fall in June through September.

What is the average length of the day in August?

In August, the average day length is 13h and 49min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:34 am and sunset at 8:57 pm. On the last day of the month, in Clear Lake, sunrise is at 7:04 am and sunset at 8:13 pm EDT.

How many hours of sunshine does Clear Lake have in August?

In Clear Lake, the average sunshine duration in August is 9.6h.

What are the months with the highest UV index?

May through August, with an average maximum UV index of 5, are months with the highest UV index.

How high is the UV index in August?

In Clear Lake, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.
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
Clear Lake, IN

Average temperature in August - Clear Lake, IN
  • Average high temperature in August: 77.7°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in August: 60.4°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).

Average pressure in August
Clear Lake, IN

Average pressure in August - Clear Lake, IN
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
Clear Lake, IN

Average wind speed in August - Clear Lake, IN
  • Average wind speed in August: 6.4mph

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

Average humidity in August
Clear Lake, IN

Average humidity in August - Clear Lake, IN
  • Average humidity in August: 82%

The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are March, April and October (77%).

Average rainfall in August
Clear Lake, IN

Average rainfall in August - Clear Lake, IN
  • Average rainfall in August: 2.36"

The wettest month (with the highest rainfall) is April (3.98").
The driest months (with the least rainfall) are September, November and December (1.85").

Average rainfall days in August
Clear Lake, IN

Average rainfall days in August - Clear Lake, IN
  • Average rainfall days in August: 16.6 days

The month with the highest number of rainy days is May (19.5 days).
The month with the least rainy days is February (7.7 days).

Average snowfall in August
Clear Lake, IN

Average snowfall in August - Clear Lake, IN
  • Average snowfall in August: 0"

The month with the highest snowfall is January (4.72").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Clear Lake, IN

Average snowfall days in August - Clear Lake, IN
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (16 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Clear Lake, IN

Average daylight in August / Average sunshine in August - Clear Lake, IN
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in August: 9h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in August
Clear Lake, IN

Average sunshine days in August - Clear Lake, IN
  • Average sunshine days in August: 10.8 days

The month with the most sunshine days is November (13.8 days).
The month with the least sunshine days is February (8.3 days).

Average UV index in August
Clear Lake, IN

Average UV index in August - Clear Lake, IN
  • Average UV index in August: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in August
Clear Lake, IN

Average cloud cover in August - Clear Lake, IN
  • Average cloud cover in August: 34

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in August
Clear Lake, IN

Average visibility in August - Clear Lake, IN
  • Average visibility in August: 5mi

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

Clear Lake, Indiana, USA

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