Climate and monthly weather forecast
Petoskey, MI

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A panorama of the scenic Petoskey, Michigan
A panorama of the scenic Petoskey, Michigan

The climate of Petoskey

Petoskey, Michigan belongs to the humid continental climate per the Köppen climate classification, characterized as a Dfb climate zone. This designation refers to no dry season and a warm summer. Nestled along the shore of Lake Michigan, Petoskey has distinct seasons, making it an engaging region weather-wise all year round.

Temperature variations are explicit and extreme throughout the year in Petoskey. The average high tends to fluctuate from a chilling 25°F (-3.9°C) in January and February to a serene high around 73°F (22.8°C) in July and August. The average low swings from a brisk 17.1°F (-8.3°C) in January to around 58.6°F (14.8°C) during the warmest months of July and August. It can be noted that absolute temperature swings could reach 56°F (13.3°C) throughout the year.

The city gets a fair share of rainfall and snowfall as well. Rainfall generally ranges from 1.34" (34mm) in February to 2.76" (70mm) in October. Snow is not uncommon, with the amount of snowfall varying significantly from 0.04" (1mm) in May to a lofty 8.23" (209mm) in December.

Relative humidity levels vary little, achieving an octal range of only 14% from a high of 88% in January and February to a low of 74% in May. Crispness prevails with visibility ranging from 5 miles in the elements of Jan, Feb, and Dec to 6 miles from Apr to Nov. Wind speed usually oscillates between 7.3mph (11.7km/h) in July to 11mph (17.7km/h) in December and January.

The best time to visit Petoskey

Visiting Petoskey, Michigan, offers the best experiences from June to September. At this time, the city boasts long daylight hours, reaching up to 15.6 hours in June, coupled with a comforting average high of 66.6°F (19.2°C)-to-73°F (-58.3°C). Furthermore, these months experience the most sunshine hours, ranging between 9.6 and 10.1 hours. The UV index during these months varies between 5 and 4, indicating moderate exposure levels. Rainfall is on the lower side, making this span a favorable time for outdoor activities.

The worst time to visit Petoskey

The period from December through February is possibly the least favorable time to plan a visit. The temperatures plummet to a frigid 25°F (-3.9°C) to 30.9°F (-0.6°C), accompanied by snowfall levels around 5.79" (147mm) to 8.23" (209mm). Daylight hours and sunshine are scarce and the weather conditions may become hostile to outdoor activities, making these months less appealing for visitors.

Spring weather in Petoskey

The period from March to May marks the homecoming of spring in Petoskey. Weather transitions during this time from a lower range of 34.3°F (1.3°C) in March to spring highs of 58.5°F (14.7°C) in May. Rainfall is frequent with precipitation levels jumping from 1.65" (42mm) in March up to a maximum of 2.17" (55mm) in May. Wind gradually drops from 9.4mph (15.1km/h) to around 8.3mph (13.4km/h) towards the end of the season, offering a hint of calmness.

Summer weather in Petoskey

Summer envelopes Petoskey from June to August, and with it arrives the city's warmest weather. Average temperatures glimpse the peak values around 73°F (22.8°C), accompanied by the longest periods of daylight (up to 15.6 hours in June) and sunshine hours (ranging from 9.6 to 10.1 hours). Rainfall is moderate, lying within the boundaries between 1.46" (37mm) and 2.2" (56mm). Humidity hovers in the upper 70 percentile range, barely intruding pleasure seekers.

Autumn weather in Petoskey

Autumn descends onto the city from September to November. Temperatures begin to drop from an average high of 66.4°F (19.1°C) in September to about 41.2°F (5.1°C) in November. Rainfall is at its peak, especially in October, reaching a substantial level of 2.76" (70mm). Throughout autumn, daylight hours decrease at a steady rate, from 12.5 hours in September to around 9.5 hours in November.

Winter weather in Petoskey

Winter in Petoskey, from December to February, is characterized by frigid temperatures and heavy snowfall. Average high temperatures drop to a range between 25°F (-3.9°C) and 30.9°F (-0.6°C), while the average low swings between 17.1°F (-8.3°C) and 24.1°F (-4.4°C). Snowfall escalates from 5.04" (128mm) in November to a severe 8.23" (209mm) by the end of the year. Despite the harsh winter weather, the city shines with a mystical winter charm aided by its snow-capped surroundings.

Weather in January

Petoskey, Michigan, experiences a chilly period in January, with significant snowfall contributing to a predominantly cold and wet weather pattern. High snowfall of up to 7.76" (197mm) marks this month distinctively. Hooded coats and weather-resistant gear become necessary as the low temperatures and high precipitation levels keep the streets in a constant freeze-thaw cycle. Weather in January »

Weather in February

February comes with minor weather changes. Although temperatures rise slightly, February still remains one of the coldest months. The snowfall plummets compared to January, the decline is notable, down to 5.79" (147mm). The sun peeks out a little more than before, allowing for daylight durations to lengthen, hinting at the incoming spring. Weather in February »

Weather in March

March escorts in early signs of spring to Petoskey. Comparatively moderate temperatures and a decrease in snowfall characterize this month. The sun shines are more evident, which melts resistance from the winter remnant 3.58" (91mm) of snowfall. Weather in March »

Weather in April

April heralds the full arrival of spring, with the weather transitioning quickly. Fast melting snow, only 2.87" (73mm), and rising temperatures are the marks for this month. Appreciable rainfall fuels the sprouting of fresh vegetation and blankets Petoskey with shades of green. Weather in April »

Weather in May

May ushers in a more reliably warm period, making it an excellent time for outdoor festivals and events. Markably, snowfall totally lifts, signifying the complete transition from winter to spring. Gentle winds pass through the city, occasionally manipulating the moderate temperatures of late spring. Weather in May »

Weather in June

June in Petoskey signifies the beginning of summer, welcoming invariably bright and warm days. Ample sunshine of up to 9.6 hours in a day is enjoyed, attracting locals and tourists alike to outdoor events and water-related activities. Weather in June »

Weather in July

July takes the crown as the warmest month in Petoskey, promising mild nights and hot days. We see the highest temperature reaching 73°F (22.8°C), sending signals to enjoy the rays at the beaches. Sea breezes bring about a soothing effect, adding a touch of comfort to the high temperatures. Weather in July »

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. Weather in August »

Weather in September

September signals the onset of fall. As temperatures start to decline, a shift in the foliage can be noted. Minimal rain and temperatures averaging around 66.4°F (19.1°C) paint a clear picture of the transition. Diminishing daylight hours coupled with cooling temperatures calls for light jackets during early mornings and late evenings. Weather in September »

Weather in October

October showcases the depths of fall, painting Petoskey with full fall colors. The cooler temperatures reinforce this change, and the city sighs a break from the summer heat. In this period, rainfall is at its peak with 2.76" (70mm), enhancing the saturation of fall foliage. Weather in October »

Weather in November

November bids goodbye to fall, making way for the approaching winter. Temperatures nosedive further, bringing a cold atmosphere that requires heavier clothing. A significant increase in snow comes about, with up to 5.04" (128mm) marking the landscape, signifying the first real snow of the season. Weather in November »

Weather in December

December rings in the winter season with definitive weather shifts to a colder spectrum. Highlighted by the high snowfall covering 8.23" (209mm), the snow-blanketed landscapes become a common sight. Holiday decorations appear around Petoskey, twinkling against the snow, creating an enchanting, festive atmosphere. Weather in December »
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Frequently asked questions

What are the coldest months in Petoskey?

January, characterized by an average high temperature of 25°F (-3.9°C) and a low temperature of 17.1°F (-8.3°C), is generally the coldest month in Petoskey, Michigan.

What is the most humid month in Petoskey?

January and February, with an average relative humidity of 88%, are most humid months in Petoskey.

How many days does it rain in Petoskey?

Throughout the year, there are 129.6 rainfall days, and 23.43" (595mm) of precipitation is accumulated.

When does it snow in Petoskey?

January through May, October through December are months with snowfall.

How many days does it snow in Petoskey?

In Petoskey, Michigan, during the entire year, snow falls for 89.7 days and aggregates up to 33.62" (854mm) of snow.

What is the month with the least sunshine in Petoskey?

January has the least sunshine of the year in Petoskey, Michigan, with an average of 1.4h of sunshine.

What are the months with the lowest UV index in Petoskey?

The months with the lowest UV index in Petoskey are January, February, November and December, with an average maximum UV index of 1.

What is the driest month in Petoskey?

February is the month with the least rainfall. Rain falls for 3.7 days and accumulates 1.34" (34mm) of precipitation.

When is Daylight Saving Time (DST) in Petoskey?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Petoskey, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

What is the least humid month in Petoskey?

The least humid month in Petoskey is May, with an average relative humidity of 74%.

When it does not snow in Petoskey?

June through September are months without snowfall.

When are the longest days in Petoskey?

With an average of 15h and 36min of daylight, June has the longest days of the year in Petoskey, Michigan.

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.

What part of the year is the hottest in Petoskey?

Petoskey experiences its warmest period in July and August, averaging a high-temperature of 73°F (22.8°C).

What month has the most sunshine in Petoskey?

The month with the most sunshine in Petoskey, Michigan, is July, with an average of 10.1h of sunshine.

What is the rainiest month in Petoskey?

October is the month with the most rainfall in Petoskey, Michigan. Rain falls for 18 days and accumulates 2.76" (70mm) of precipitation.

What is the snowiest month in Petoskey?

The month with the most snowfall in Petoskey, Michigan, is December, when snow falls for 18.8 days and typically aggregates up to 8.23" (209mm) of snow.

What is the month with the shortest days in Petoskey?

December has the shortest days of the year in Petoskey, with an average of 8h and 48min of daylight.

Average temperature
Petoskey, MI

Average temperature - Petoskey, MI

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).

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).

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Average pressure
Petoskey, MI

Average pressure - Petoskey, MI

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

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Average wind speed
Petoskey, MI

Average wind speed - Petoskey, MI

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).

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Average humidity
Petoskey, MI

Average humidity - Petoskey, MI

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

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Average rainfall
Petoskey, MI

Average rainfall - Petoskey, MI

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

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Average rainfall days
Petoskey, MI

Average rainfall days - Petoskey, MI

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).

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Average snowfall
Petoskey, MI

Average snowfall - Petoskey, MI

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

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Average snowfall days
Petoskey, MI

Average snowfall days - Petoskey, MI

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).

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Average daylight / Average sunshine
Petoskey, MI

Average daylight / Average sunshine - Petoskey, MI

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).

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).

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Average sunshine days
Petoskey, MI

Average sunshine days - Petoskey, MI

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

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Average UV index
Petoskey, MI

Average UV index - Petoskey, MI

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).

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Average visibility
Petoskey, MI

Average visibility - Petoskey, MI

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).

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Petoskey, Michigan, USA

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