August weather forecast
Sheboygan, WI

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Weather in August

August in Sheboygan is another warm month, with temperatures parallel to July. A slight drop in August's rainfall from 3.19" (81mm) in July signifies a transition towards the drier late-summer phase. The duration of daylight hours begins to decline as the days gradually get shorter. Humidity remains relatively constant, while pressure conditions stabilize. Beach visits and picnics under the summer sky continue to hold preference among residents and visitors.

Temperature

With average temperatures fluctuating between a high of 73.4°F (23°C) and a low of 64.4°F (18°C), August stands out as the warmest month.

Humidity

In August, the average relative humidity is 80%.

Rainfall

In Sheboygan, in August, during 13.8 rainfall days, 2.44" (62mm) of precipitation is typically accumulated. In Sheboygan, during the entire year, the rain falls for 143.2 days and collects up to 28.23" (717mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In August, the average length of the day is 13h and 56min.
On the first day of the month, sunrise is at 5:40 am and sunset at 8:13 pm. On the last day of August, sunrise is at 6:14 am and sunset at 7:27 pm CDT.

Sunshine

In August, the average sunshine in Sheboygan is 10.7h.

UV index

The average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index of 5 during August leads to these instructions:
Exercise prevention - Precautions against solar damage are endorsed. To avoid the Sun's strongest rays, limit exposure around the mid-day period. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Updated: Jun 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the warmest months?

August is the warmest month of the year, registering average temperatures as high as 73.4°F (23°C) and as low as 64.4°F (18°C).

What is the usual temperature for Sheboygan in August?

August temperatures in Sheboygan vary between a high-temperature of 73.4°F (23°C) and a low-temperature of 64.4°F (18°C).

What is the average humidity in August?

The average relative humidity in August is 80%.

How many days does it rain in August?

In Sheboygan, in August, it is raining for 13.8 days, with typically 2.44" (62mm) of accumulated precipitation.

When it does not snow?

In Sheboygan, snow does not fall in May through September.

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

In Sheboygan, the average day length in August is 13h and 56min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 5:40 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 7:27 pm CDT.

How long on average sun shines in August in Sheboygan?

In August, the average sunshine duration is 10.7h.

What is the UV index reading in August?

The average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
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
Sheboygan, WI

Average temperature in August - Sheboygan, WI
  • Average high temperature in August: 73.4°F

The warmest month (with the highest average high temperature) is August (73.4°F).
The month with the lowest average high temperature is January (26.1°F).

  • Average low temperature in August: 64.4°F

The month with the highest average low temperature is August (64.4°F).
The coldest month (with the lowest average low temperature) is January (17.6°F).

Average pressure in August
Sheboygan, WI

Average pressure in August - Sheboygan, WI
  • Average pressure in August: 29.96"Hg

The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in August
Sheboygan, WI

Average wind speed in August - Sheboygan, WI
  • Average wind speed in August: 9.3mph

The windiest month (with the highest average wind speed) is January (14.2mph).
The calmest month (with the lowest average wind speed) is July (8.8mph).

Average humidity in August
Sheboygan, WI

Average humidity in August - Sheboygan, WI
  • Average humidity in August: 80%

The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are October and November (77%).

Average rainfall in August
Sheboygan, WI

Average rainfall in August - Sheboygan, WI
  • Average rainfall in August: 2.44"

The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is February (1.18").

Average rainfall days in August
Sheboygan, WI

Average rainfall days in August - Sheboygan, WI
  • Average rainfall days in August: 13.8 days

The month with the highest number of rainy days is April (15.9 days).
The month with the least rainy days is February (5.6 days).

Average snowfall in August
Sheboygan, WI

Average snowfall in August - Sheboygan, WI
  • Average snowfall in August: 0"

The month with the highest snowfall is January (2.87").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Sheboygan, WI

Average snowfall days in August - Sheboygan, WI
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (11.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Sheboygan, WI

Average daylight in August / Average sunshine in August - Sheboygan, WI
  • 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: 10h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in August
Sheboygan, WI

Average sunshine days in August - Sheboygan, WI
  • Average sunshine days in August: 15.2 days

The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is April (11.1 days).

Average UV index in August
Sheboygan, WI

Average UV index in August - Sheboygan, WI
  • 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, March and December (UV index 1).

Average cloud cover in August
Sheboygan, WI

Average cloud cover in August - Sheboygan, WI
  • Average cloud cover in August: 26

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 25).

Average visibility in August
Sheboygan, WI

Average visibility in August - Sheboygan, WI
  • 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).

Sheboygan, Wisconsin, USA

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