St. Johns, MI Climate


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St. Johns, MI has a humid continental climate characterized by hot, humid summers and cold winters. Summers average around 85°F (29°C) with nights that can drop to 60°F (15°C). Winters are generally around 28°F (-2°C) with nights dropping to 0°F (-18°C). The area experiences four distinct seasons and receives an average of 39 inches (99 cm) of precipitation each year. Snowfall is common in the winter months, with an average accumulation of 25 inches (64 cm).

St. Johns, Michigan gets 33 inches of rain, on average, per year. The US average is 38 inches of rain per year.

St. Johns averages 43 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 173 sunny days per year in St. Johns. The US average is 205 sunny days.

St. Johns gets some kind of precipitation, on average, 129 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 33 inches of rain a year
Snow: averages 43 inches of snow a year


Bestplaces Comfort Index

The annual BestPlaces Comfort Index for St. Johns is 6.7 (10=best), which means it is more comfortable than most places in Michigan.

9.3 Summer - 4.1 Winter
August, July and June are the most pleasant months in St. Johns, while January and December are the least comfortable months.

  ClimateSt. Johns, MichiganUnited States
  32.8 in.38.1 in.
  42.9 in.27.8 in.
  129.2 days106.2 days
  173 days205 days
  82.3°85.8°
  15.7°21.7°
  6.77
  3.24.3
  794 ft.2443 ft.
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 St. Johns with an average high temperature of 82.3°, which ranks it as warmer than most places in Michigan. In St. Johns, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for St. Johns are June, August and July.
In St. Johns, there are 7.2 days annually when the high temperature is over 90°, which is hotter than most places in Michigan.
January has the coldest nighttime temperatures for St. Johns with an average of 15.7°. This is about average compared to other places in Michigan.
In St. Johns, there are 140.4 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Michigan.
In St. Johns, there are 7.5 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Michigan.
Humidity in St. Johns 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.
May is the wettest month in St. Johns with 3.6 inches of rain, and the driest month is February with 1.6 inches. The wettest season is Autumn with 29% of yearly precipitation and 16% occurs in Spring, which is the driest season. The annual rainfall of 32.8 inches in St. Johns means that it is drier than most places in Michigan.
December is the rainiest month in St. Johns with 12.4 days of rain, and February is the driest month with only 9.2 rainy days. There are 129.2 rainy days annually in St. Johns, which is about average compared to other places in Michigan. The rainiest season is Spring when it rains 26% of the time and the driest is Autumn with only a 23% chance of a rainy day.
An annual snowfall of 42.9 inches in St. Johns means that it is less snowy than most places in Michigan. January is the snowiest month in St. Johns with 13.2 inches of snow, and 6 months of the year have significant snowfall.
Reviews for St. Johns
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Over 14 years ago

St. Johns is a great place to live and work. It has a small town feel but within 30 minutes to Lansing.   More

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Over 16 years ago

The community is close to East Lansing (Michigan State University) and Lansing (State Capital), but yet offers affordable quality housing in a variety of different  More

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