Zip 46278 (Indianapolis, IN) Climate

The climate in 46278 Indianapolis, IN is typical of the Midwest with four distinct seasons. Summers are warm and humid, usually lasting from late May to early September. Average highs during this time range from around 78°F (26°C) in June to 84°F (29°C) in August. Winters are cold and snowy, usually lasting from late November to mid-March. Average lows during this time range from 23°F (-5°C) in January to 36°F (2°C) in December. Fall and spring tend to be mild, with temperatures ranging between 50 - 70°F (10 - 21°C). Precipitation is abundant throughout the year, averaging about 41 inches per year with most of it falling during the warmer months.

Indianapolis (zip 46278), Indiana gets 42 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Indianapolis (zip 46278) averages 25 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 187 sunny days per year in Indianapolis (zip 46278). The US average is 205 sunny days.

Indianapolis (zip 46278) gets some kind of precipitation, on average, 126 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 84 degrees
Winter Low: the January low is 20
Rain: averages 42 inches of rain a year
Snow: averages 25 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 46278 zip code is 7.1 (10=best), which means it is more comfortable than most places in Indiana.

8.6 Summer - 4.9 Winter

September, June and May are the most pleasant months in the 46278 zip code, while January and December are the least comfortable months.

Climate	Indianapolis, Indiana	United States
	Unlock	38.1 in.
	25.2 in.	Unlock
	Unlock	106.2 days
	187 days	Unlock
	84.4°	85.8°
	Unlock	21.7°
	7.1	Unlock
	Unlock	4.3
	853 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 46278 zip code with an average high temperature of 84.4°, which ranks it as about average compared to other places in Indiana. In the 46278 zip code, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 46278 zip code are September, June and May.

In the 46278 zip code, there are 12.3 days annually when the high temperature is over 90°, which is about average compared to other places in Indiana.

January has the coldest nighttime temperatures for the 46278 zip code with an average of 20.3°. This is warmer than most places in Indiana.

In the 46278 zip code, there are 104.0 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Indiana.

In the 46278 zip code, there are 4.3 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Indiana.

The humidity is usually comfortable in the 46278 zip code but some summer months can be unpleasant. July is the most humid month, though humidity is low for most of the year. The most humid months in the 46278 zip code are July, August and June.

May is the wettest month in the 46278 zip code with 5.0 inches of rain, and the driest month is February with 2.3 inches. The wettest season is Summer with 29% of yearly precipitation and 19% occurs in Spring, which is the driest season. The annual rainfall of 41.7 inches in the 46278 zip code means that it is about average compared to other places in Indiana.

December is the rainiest month in the 46278 zip code with 13.0 days of rain, and September is the driest month with only 7.8 rainy days. There are 125.6 rainy days annually in the 46278 zip code, which is rainier than most places in Indiana. The rainiest season is Summer when it rains 29% of the time and the driest is Winter with only a 21% chance of a rainy day.

An annual snowfall of 25.2 inches in the 46278 zip code means that it is snowier than most places in Indiana. January is the snowiest month in the 46278 zip code with 8.1 inches of snow, and 4 months of the year have significant snowfall.

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