August weather forecast
Lake Mills, IA

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Weather in August

The last month of the summer, August, is another warm month in Lake Mills, Iowa, with an average temperature fluctuating between 76.6°F (24.8°C) and 59.5°F (15.3°C).

Temperature

A minor adjustment in Lake Mills's average high-temperature is noted with the start of August, touching a still moderately hot 76.6°F (24.8°C) from July's 79.2°F (26.2°C). Throughout the month of August, Lake Mills reports a steady low-temperature average of 59.5°F (15.3°C).

Humidity

The average relative humidity in August is 82%.

Rainfall

In Lake Mills, in August, it is raining for 14.8 days, with typically 2.56" (65mm) of accumulated precipitation. In Lake Mills, during the entire year, the rain falls for 138.3 days and collects up to 28.15" (715mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in August in Lake Mills is 13h and 55min.
On the first day of August, sunrise is at 6:04 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 7:50 pm CDT.

Sunshine

In August, the average sunshine is 9.5h.

UV index

In Lake Mills, the average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: In August, a daily maximum UV index of 5 leads to the following instructions:
Be vigilant - Suggestions to stave off sun damage are provided. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.

Frequently asked questions

What are August temperatures?

The average high-temperature, in August, in Lake Mills, is 76.6°F (24.8°C), while the average low-temperature is 59.5°F (15.3°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 Lake Mills, Iowa, in August, during 14.8 rainfall days, 2.56" (65mm) of precipitation is typically accumulated.

When it does not snow?

June through September are months without snowfall.

How many hours of daylight does Lake Mills have in August?

In August, the average day length is 13h and 55min.

When is the sunrise / sunset in August?

In August, on the first day of the month, sunrise is at 6:04 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 7:50 pm CDT.

How long on average sun shines in August?

In Lake Mills, the average sunshine duration in August is 9.5h.

What is the UV index intensity in August?

The average daily maximum UV index in August in Lake Mills is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from 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
Lake Mills, IA

Average temperature in August - Lake Mills, IA
  • Average high temperature in August: 76.6°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (21.7°F).

  • Average low temperature in August: 59.5°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (9.3°F).

Average pressure in August
Lake Mills, IA

Average pressure in August - Lake Mills, IA
  • Average pressure in August: 29.96"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in August
Lake Mills, IA

Average wind speed in August - Lake Mills, IA
  • Average wind speed in August: 7.5mph

The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.5mph).

Average humidity in August
Lake Mills, IA

Average humidity in August - Lake Mills, IA
  • Average humidity in August: 82%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is October (71%).

Average rainfall in August
Lake Mills, IA

Average rainfall in August - Lake Mills, IA
  • Average rainfall in August: 2.56"

The wettest month (with the highest rainfall) is June (4.41").
The driest month (with the least rainfall) is January (1.06").

Average rainfall days in August
Lake Mills, IA

Average rainfall days in August - Lake Mills, IA
  • Average rainfall days in August: 14.8 days

The month with the highest number of rainy days is June (19.4 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in August
Lake Mills, IA

Average snowfall in August - Lake Mills, IA
  • Average snowfall in August: 0"

The month with the highest snowfall is February (7.17").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Lake Mills, IA

Average snowfall days in August - Lake Mills, IA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (15.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Lake Mills, IA

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

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in August: 9h and 3min

The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

Average sunshine days in August
Lake Mills, IA

Average sunshine days in August - Lake Mills, IA
  • Average sunshine days in August: 13.8 days

The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is June (9.1 days).

Average UV index in August
Lake Mills, IA

Average UV index in August - Lake Mills, IA
  • Average UV index in August: 5

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average cloud cover in August
Lake Mills, IA

Average cloud cover in August - Lake Mills, IA
  • Average cloud cover in August: 33

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in August
Lake Mills, IA

Average visibility in August - Lake Mills, IA
  • Average visibility in August: 5mi

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

Lake Mills, Iowa, USA

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