August weather forecast
Petoskey, MI

englishespañol中文
Share
A panorama of the scenic Petoskey, Michigan
A panorama of the scenic Petoskey, Michigan

Weather in August

August weather patterns closely mimic those of July, maintaining the dominance of summer. Despite the steady temperatures during the day, evenings and nights bring a slight chill signifying an approaching change. Rainfall slightly increases to 1.5" (38mm) but it is not enough to disturb the summer attractions. Gradual tints of fall start appearing in the vegetation, announcing the impending change of seasons. Windspeeds moderately rise, adding a distinctive element to the warm August evenings.

Temperature

July and August, when the average high-temperature reaches 73°F (22.8°C), are the warmest months.

Humidity

The average relative humidity in August is 78%.

Rainfall

In Petoskey, during August, the rain falls for 13.4 days and regularly aggregates up to 1.5" (38mm) of precipitation. Throughout the year, there are 129.6 rainfall days, and 23.43" (595mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Petoskey, the average length of the day in August is 14h and 3min.
On the first day of August, sunrise is at 6:25 am and sunset at 9:07 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 8:18 pm EDT.

Sunshine

The average sunshine in August is 9.9h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: A maximum daily UV index of 5 during August morphs into the following directions:
Guard yourself - Avoiding sunburn is suggested. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.

Frequently asked questions

What is the hottest time of year?

In Petoskey, the months of July and August are known for the peak temperatures, reaching an average high of 73°F (22.8°C).

What are the temperatures in August?

The average high-temperature, in August, in Petoskey, is 73°F (22.8°C), while the average low-temperature is 58.6°F (14.8°C).

What is the average humidity in August in Petoskey?

In August, the average relative humidity is 78%.

How much does it rain in August?

In Petoskey, during August, the rain falls for 13.4 days and regularly aggregates up to 1.5" (38mm) of precipitation.

When it does not snow?

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

How many hours of daylight does Petoskey have in August?

In August, the average day length is 14h and 3min.

When are sunrise and sunset in August in Petoskey?

In August, on the first day of the month, sunrise is at 6:25 am and sunset at 9:07 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 8:18 pm EDT.

How long on average sun shines in August?

In August, the average sunshine duration is 9.9h.

When is the highest UV index?

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

What is the UV index reading in August in Petoskey?

In Petoskey, the average daily maximum UV index in August is 5. A UV Index estimate 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Petoskey, MI

Average temperature in August - Petoskey, MI
  • Average high temperature in August: 73°F

The warmest months (with the highest average high temperature) are July and August (73°F).
The month with the lowest average high temperature is January (25°F).

  • Average low temperature in August: 58.6°F

The month with the highest average low temperature is August (58.6°F).
The coldest month (with the lowest average low temperature) is February (16.7°F).

Average pressure in August
Petoskey, MI

Average pressure in August - Petoskey, MI
  • Average pressure in August: 29.94"Hg

The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in August
Petoskey, MI

Average wind speed in August - Petoskey, MI
  • Average wind speed in August: 7.8mph

The windiest month (with the highest average wind speed) is December (11mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).

Average humidity in August
Petoskey, MI

Average humidity in August - Petoskey, MI
  • Average humidity in August: 78%

The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is May (74%).

Average rainfall in August
Petoskey, MI

Average rainfall in August - Petoskey, MI
  • Average rainfall in August: 1.5"

The wettest month (with the highest rainfall) is October (2.76").
The driest month (with the least rainfall) is February (1.34").

Average rainfall days in August
Petoskey, MI

Average rainfall days in August - Petoskey, MI
  • Average rainfall days in August: 13.4 days

The month with the highest number of rainy days is October (18 days).
The month with the least rainy days is February (3.7 days).

Average snowfall in August
Petoskey, MI

Average snowfall in August - Petoskey, MI
  • Average snowfall in August: 0"

The month with the highest snowfall is December (8.23").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Petoskey, MI

Average snowfall days in August - Petoskey, MI
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (21.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Petoskey, MI

Average daylight in August / Average sunshine in August - Petoskey, MI
  • Average daylight in August: 14h and 0min

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

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 1h and 24min).

Average sunshine days in August
Petoskey, MI

Average sunshine days in August - Petoskey, MI
  • Average sunshine days in August: 15.5 days

The month with the most sunshine days is September (16 days).
The month with the least sunshine days is January (6.2 days).

Average UV index in August
Petoskey, MI

Average UV index in August - Petoskey, MI
  • Average UV index in August: 5

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average cloud cover in August
Petoskey, MI

Average cloud cover in August - Petoskey, MI
  • Average cloud cover in August: 33

The month with the most cloud cover is January (Cloud cover 85).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in August
Petoskey, MI

Average visibility in August - Petoskey, MI
  • Average visibility in August: 6mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).

Petoskey, Michigan, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location