August weather forecast
Bayfield, WI

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Weather in August

August continues in the same vein as July. The negligible difference between the average temperatures in the two months, from 72.3°F (22.4°C) in July to 72.5°F (22.5°C) in August, and consistent weather patterns make August another fantastic summer month. August generally maintains the heat, causing a surge in beach visits. August evenings in Bayfield are renowned for their mesmerizing sunsets. Be aware, though, sudden afternoon showers can happen.

Temperature

August stands out as Bayfield's warmest month, with temperatures ranging between an average high of 72.5°F (22.5°C) and a low of 57.9°F (14.4°C).

Humidity

In August, the average relative humidity in Bayfield is 77%.

Rainfall

In Bayfield, during August, the rain falls for 13.5 days and regularly aggregates up to 1.93" (49mm) of precipitation. Throughout the year, there are 127.9 rainfall days, and 22.56" (573mm) of precipitation is accumulated.

Snowfall

In Bayfield, snow does not fall in June through September.

Ocean temperature

The month with the warmest seawater is August, with an average ocean temperature of 60.8°F (16°C).
Note: Swimming is not a pleasant activity for most individuals in 60.8°F (16°C). Breathing becomes increasingly challenging to control as the water temperature dips from 69.8°F (21°C) to 59°F (15°C).

Daylight

The average length of the day in August is 14h and 9min.
On the first day of the month, sunrise is at 5:44 am and sunset at 8:34 pm. On the last day of August, sunrise is at 6:22 am and sunset at 7:44 pm CDT.

Sunshine

The average sunshine in August in Bayfield is 10.3h.

UV index

The average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum daily UV index of 5 during August morphs into the following directions:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the warmest month in Bayfield?

Bayfield's warmest month, August, registers temperatures that range from a high of 72.5°F (22.5°C) to a low of 57.9°F (14.4°C).

What are the temperatures in Bayfield in August?

In August, in Bayfield, the average high-temperature is 72.5°F (22.5°C), and the average low-temperature is 57.9°F (14.4°C).

What is the average humidity in August in Bayfield?

In August, the average relative humidity is 77%.

How many days does it rain in August in Bayfield?

In August, in Bayfield, the rain falls for 13.5 days. Throughout August, 1.93" (49mm) of precipitation is accumulated.

When it does not snow in Bayfield?

In Bayfield, snow does not fall in June through September.

What is the month with the warmest ocean in Bayfield?

August is the month with the warmest seawater in Bayfield, Wisconsin, with an average ocean temperature of 60.8°F (16°C).

How cold is the water in August in Bayfield?

In August, the average ocean temperature in Bayfield, Wisconsin, is 60.8°F (16°C). For most, swimming in 60.8°F (16°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

How many hours of daylight does Bayfield have in August?

In August, the average day length in Bayfield, Wisconsin, is 14h and 9min.

When is the sunrise / sunset in August in Bayfield?

In August, on the first day of the month, sunrise is at 5:44 am and sunset at 8:34 pm. On the last day of the month, in Bayfield, Wisconsin, sunrise is at 6:22 am and sunset at 7:44 pm CDT.

How long on average sun shines in August in Bayfield?

In Bayfield, Wisconsin, the average sunshine duration in August is 10.3h.

What is the UV index reading in August in Bayfield?

In Bayfield, Wisconsin, the average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's 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
Bayfield, WI

Average temperature in August - Bayfield, WI
  • Average high temperature in August: 72.5°F

The warmest month (with the highest average high temperature) is August (72.5°F).
The month with the lowest average high temperature is January (20.3°F).

  • Average low temperature in August: 57.9°F

The month with the highest average low temperature is August (57.9°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

Average pressure in August
Bayfield, WI

Average pressure in August - Bayfield, WI
  • Average pressure in August: 29.93"Hg

The month with the highest atmospheric pressure is February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in August
Bayfield, WI

Average wind speed in August - Bayfield, WI
  • Average wind speed in August: 7.3mph

The windiest months (with the highest average wind speed) are January and December (10.6mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).

Average humidity in August
Bayfield, WI

Average humidity in August - Bayfield, WI
  • Average humidity in August: 77%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is May (75%).

Average rainfall in August
Bayfield, WI

Average rainfall in August - Bayfield, WI
  • Average rainfall in August: 1.93"

The wettest months (with the highest rainfall) are May and July (2.56").
The driest months (with the least rainfall) are January and February (1.06").

Average rainfall days in August
Bayfield, WI

Average rainfall days in August - Bayfield, WI
  • Average rainfall days in August: 13.5 days

The month with the highest number of rainy days is June (15.9 days).
The month with the least rainy days is February (3.6 days).

Average snowfall in August
Bayfield, WI

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

The month with the highest snowfall is January (6.85").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Bayfield, WI

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

The month with the highest number of snowfall days is January (22.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average sea temperature in August
Bayfield, WI

Average sea temperature in August - Bayfield, WI
  • Average sea temperature in August: 61°F

The best month for swimming (with the highest average sea temperature) is August (61°F).
The coldest months (with the lowest average sea temperature) are February, March and April (36°F).

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

Average daylight in August / Average sunshine in August - Bayfield, WI
  • Average daylight in August: 14h and 1min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in August: 10h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).

Average sunshine days in August
Bayfield, WI

Average sunshine days in August - Bayfield, WI
  • Average sunshine days in August: 14.9 days

The month with the most sunshine days is September (15.1 days).
The month with the least sunshine days is December (8.7 days).

Average UV index in August
Bayfield, WI

Average UV index in August - Bayfield, 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, November and December (UV index 1).

Average cloud cover in August
Bayfield, WI

Average cloud cover in August - Bayfield, WI
  • Average cloud cover in August: 29

The month with the most cloud cover is January (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in August
Bayfield, WI

Average visibility in August - Bayfield, WI
  • Average visibility in August: 6mi

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

Bayfield, Wisconsin, USA

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