Petoskey
Michigan, USA
Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Petoskey, MI

A sweet bird
A sweet bird's eye view of the scenic Petoskey, Michigan, the sea outback, and dramatic cloudy skies in the fall
The last month of the summer, August, is another pleasant month in Petoskey, Michigan, with average temperature varying between 58.6°F (14.8°C) and 73°F (22.8°C).

Temperature

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

Humidity

In Petoskey, the average relative humidity in August is 78%.

Rainfall

In Petoskey, Michigan, in August, it is raining for 13.4 days, with typically 1.5" (38mm) of accumulated precipitation. In Petoskey, during the entire year, the rain falls for 129.6 days and collects up to 23.43" (595mm) of precipitation.

Snowfall

In Petoskey snow does not fall in June through September.

Daylight

In Petoskey, the average length of the day in August is 14h.

Sunshine

In Petoskey, the average sunshine in August is 9.9h.

UV index

June through August, with an average maximum UV index of 5, are months with the highest UV index in Petoskey, Michigan. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to the UV radiation for average individuals.
Note: In August, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the warmest month in Petoskey?

Warmest months in Petoskey, Michigan, are July and August, with an average high-temperature of 73°F (22.8°C).

What is the temperature in August in Petoskey?

The average high-temperature, in August, 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?

The average relative humidity in August in Petoskey is 78%.

How many days does it rain in August in Petoskey?

In Petoskey, Michigan, in August, during 13.4 rainfall days, 1.5" (38mm) of precipitation is typically accumulated.

When it does not snow in Petoskey?

June through September are months without snowfall in Petoskey, Michigan.

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

In August, the average length of the day is 14h.

How many hours of sunshine does Petoskey have in August?

The average sunshine in August in Petoskey is 9.9h.

What is the month with the highest UV index in Petoskey?

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

What is the UV index reading in August in Petoskey?

The average daily maximum UV index in August in Petoskey, Michigan, is 5. A UV Index of 3 to 5 symbolizes a medium health risk from the exposure to the Sun's UV radiation.
Average temperature in August - Petoskey, MI
  • Average high temperature in August: 22.8°C

Warmest months (with the highest average high temperature) are July and August (22.8°C).
The month with the lowest average high temperature is January (-3.9°C).

  • Average low temperature in August: 14.8°C

The month with the highest average low temperature is August (14.8°C).
The coldest month (with the lowest average low temperature) is February (-8.5°C).

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

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: 38mm

The wettest month (with the highest rainfall) is October (70mm).
The driest month (with the lowest rainfall) is February (34mm).

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 lowest number of rainy days is February (3.7 days).

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

The month with the highest snowfall is December (209mm).
Months with the lowest snowfall are June, July, August and September (0mm).

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).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

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

The month with the longest days is June (Average daylight: 15.6h).
The month with shortest days is December (Average daylight: 8.8h).

  • Average sunshine in August: 9.9h

The month with most sunshine is July (Average sunshine: 10.1h).
The month with least sunshine is January (Average sunshine: 1.4h).

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

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