Zip 49270 (Petersburg, MI) Climate

Petersburg, MI has a mild seasonal climate with warm summers and cold winters. Average summer temperatures generally hover around 75°F (24°C), while winter temperatures can dip as low as 20°F (-6°C). During the warmer months, there is typically little rainfall, with most precipitation falling between December and March. The area does experience snowfall in the winter, with an average of about 30 inches annually.

Petersburg (zip 49270), Michigan gets 35 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Petersburg (zip 49270) averages 35 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 180 sunny days per year in Petersburg (zip 49270). The US average is 205 sunny days.

Petersburg (zip 49270) gets some kind of precipitation, on average, 123 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.

Weather Highlights

Summer High: the July high is around 83 degrees
Winter Low: the January low is 16
Rain: averages 35 inches of rain a year
Snow: averages 35 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 49270 zip code is 6.8 (10=best), which means it is one of the most pleasant places in Michigan.

9.2 Summer - 4.4 Winter

June, August and July are the most pleasant months in the 49270 zip code, while January and December are the least comfortable months.

Climate	Petersburg, Michigan	United States
	Unlock	38.1 in.
	35.3 in.	Unlock
	Unlock	106.2 days
	180 days	Unlock
	83.4°	85.8°
	Unlock	21.7°
	6.8	Unlock
	Unlock	4.3
	680 ft.	Unlock

Climate

YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

July is the hottest month for the 49270 zip code with an average high temperature of 83.4°, which ranks it as one of the hottest places in Michigan. In the 49270 zip code, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 49270 zip code are June, September and August.

In the 49270 zip code, there are 7.4 days annually when the high temperature is over 90°, which is hotter than most places in Michigan.

January has the coldest nighttime temperatures for the 49270 zip code with an average of 16.0°. This is warmer than most places in Michigan.

In the 49270 zip code, there are 140.1 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Michigan.

In the 49270 zip code, there are 4.9 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Michigan.

The humidity is usually comfortable in the 49270 zip code but some summer days can be muggy. July is the most humid month, though it is still relatively mild compared to many other places. The most humid months are July, August and June.

June is the wettest month in the 49270 zip code with 3.7 inches of rain, and the driest month is February with 1.9 inches. The wettest season is Autumn with 30% of yearly precipitation and 19% occurs in Spring, which is the driest season. The annual rainfall of 35.4 inches in the 49270 zip code means that it is wetter than most places in Michigan.

May is the rainiest month in the 49270 zip code with 11.7 days of rain, and February is the driest month with only 8.8 rainy days. There are 123.2 rainy days annually in the 49270 zip code, which is less rainy than most places in Michigan. The rainiest season is Summer when it rains 27% of the time and the driest is Autumn with only a 23% chance of a rainy day.

An annual snowfall of 35.3 inches in the 49270 zip code means that it is less snowy than most places in Michigan. January is the snowiest month in the 49270 zip code with 10.8 inches of snow, and 6 months of the year have significant snowfall.

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