Zip 48309 (Rochester Hills, MI) Climate

Rochester Hills, MI (48309) has a humid continental climate, characterized by hot, humid summers and cold winters. The average annual temperature is around 40°F (4°C). Precipitation is fairly evenly distributed throughout the year with an average of about 32 inches (82 cm) of rainfall annually. Winter temperatures are usually below freezing, with occasional snowfall. Summers can be hot and humid with temperatures often reaching into the high 70s (24°C). Spring and autumn both provide pleasant weather that transitions between the extremes of winter and summer.

Rochester Hills (zip 48309), Michigan gets 32 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Rochester Hills (zip 48309) averages 34 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 Rochester Hills (zip 48309). The US average is 205 sunny days.

Rochester Hills (zip 48309) gets some kind of precipitation, on average, 122 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 82 degrees
Winter Low: the January low is 16
Rain: averages 32 inches of rain a year
Snow: averages 34 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 48309 zip code is 6.8 (10=best), which means it is one of the most pleasant places in Michigan.

9.4 Summer - 4.3 Winter

August, July and June are the most pleasant months in the 48309 zip code, while January and February are the least comfortable months.

Climate	Rochester Hills, Michigan	United States
	Unlock	38.1 in.
	33.5 in.	Unlock
	Unlock	106.2 days
	180 days	Unlock
	82.3°	85.8°
	Unlock	21.7°
	6.8	Unlock
	Unlock	4.3
	860 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 48309 zip code with an average high temperature of 82.3°, which ranks it as warmer than most places in Michigan. In the 48309 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 48309 zip code are June, August and July.

In the 48309 zip code, there are 5.6 days annually when the high temperature is over 90°, which is about average compared to other places in Michigan.

January has the coldest nighttime temperatures for the 48309 zip code with an average of 15.7°. This is about average compared to other places in Michigan.

In the 48309 zip code, there are 141.2 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Michigan.

In the 48309 zip code, there are 5.3 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Michigan.

Humidity in the 48309 zip code is generally low and comfortable. But there some days when the humidity becomes unpleasant, especially in July and August. The most humid months (but still comfortable) are July, August and June.

June is the wettest month in the 48309 zip code with 3.4 inches of rain, and the driest month is January with 1.7 inches. The wettest season is Autumn with 29% of yearly precipitation and 17% occurs in Spring, which is the driest season. The annual rainfall of 31.8 inches in the 48309 zip code means that it is drier than most places in Michigan.

December is the rainiest month in the 48309 zip code with 11.6 days of rain, and February is the driest month with only 9.2 rainy days. There are 122.0 rainy days annually in the 48309 zip code, which is less rainy than most places in Michigan. The rainiest season is Spring 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 33.5 inches in the 48309 zip code means that it is one of the least snowy places in Michigan. January is the snowiest month in the 48309 zip code with 9.8 inches of snow, and 6 months of the year have significant snowfall.

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