Lafayette-West Lafayette Metro Area, IN Climate

The climate in Lafayette-West Lafayette, IN Metro Area is a humid continental type. Summers are hot and humid with high temperature averages in the mid-eighties. Winters are cold and snowy with average low temperatures in the mid to upper twenties. Precipitation is moderate throughout the year, although snowfall can be heavy at times due to lake effect snow from Lake Michigan. The area experiences all four distinct seasons, with spring usually being the wettest season and autumn the driest. Overall, the weather in this metro area is mild compared to many other parts of Indiana and even across the Midwest.

Lafayette-West Lafayette Metro Area, Indiana gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Lafayette-West Lafayette Metro Area averages 20 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 185 sunny days per year in Lafayette-West Lafayette Metro Area. The US average is 205 sunny days.

Lafayette-West Lafayette Metro Area gets some kind of precipitation, on average, 115 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 85 degrees
Winter Low: the January low is 17
Rain: averages 39 inches of rain a year
Snow: averages 20 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the Lafayette-West Lafayette metro area is 7.1 (10=best), which means it is more comfortable than most places in Indiana.

8.6 Summer - 5 Winter

September, June and May are the most pleasant months in the Lafayette-West Lafayette metro area, while January and December are the least comfortable months.

Climate	Lafayette-West Lafayette, Indiana	United States
	Unlock	38.1 in.
	19.9 in.	Unlock
	Unlock	106.2 days
	185 days	Unlock
	84.9°	85.8°
	Unlock	21.7°
	7.1	Unlock
	Unlock	4.3
	695 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 Lafayette-West Lafayette metro area with an average high temperature of 84.9°, which ranks it as warmer than most places in Indiana. In the Lafayette-West Lafayette metro area, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the Lafayette-West Lafayette metro area are September, June and May.

In the Lafayette-West Lafayette metro area, there are 18.0 days annually when the high temperature is over 90°, which is hotter than most places in Indiana.

January has the coldest nighttime temperatures for the Lafayette-West Lafayette metro area with an average of 16.8°. This is colder than most places in Indiana.

In the Lafayette-West Lafayette metro area, there are 124.0 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Indiana.

In the Lafayette-West Lafayette metro area, there are 7.0 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Indiana.

The humidity is usually comfortable in the Lafayette-West Lafayette metro area but some summer months can be sticky or muggy. July is the most humid month, though humidity is low for most of the year. The most humid months are July, August and June.

May is the wettest month in the Lafayette-West Lafayette metro area with 4.5 inches of rain, and the driest month is February with 1.9 inches. The wettest season is Autumn with 32% of yearly precipitation and 17% occurs in Spring, which is the driest season. The annual rainfall of 38.8 inches in the Lafayette-West Lafayette metro area means that it is drier than most places in Indiana.

May is the rainiest month in the Lafayette-West Lafayette metro area with 11.6 days of rain, and September is the driest month with only 7.6 rainy days. There are 114.7 rainy days annually in the Lafayette-West Lafayette metro area, which is less rainy than most places in Indiana. The rainiest season is Summer when it rains 28% of the time and the driest is Winter with only a 23% chance of a rainy day.

An annual snowfall of 19.9 inches in the Lafayette-West Lafayette metro area means that it is about average compared to other places in Indiana. January is the snowiest month in the Lafayette-West Lafayette metro area with 6.3 inches of snow, and 4 months of the year have significant snowfall.

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