Zip 62942 (Grand Tower, IL) Climate

Grand Tower, IL has a humid continental type of climate. The summers are generally hot and muggy, with temperatures often reaching up to the low 90s (Fahrenheit). The winters are cold and snowy, with temperatures typically falling below freezing. Precipitation is plentiful throughout the year, with most months receiving over 4 inches of rain or snow. Overall, the climate is relatively mild for its location in the Midwest and provides plenty of sunshine throughout the year.

Grand Tower (zip 62942), Illinois gets 45 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Grand Tower (zip 62942) averages 9 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 215 sunny days per year in Grand Tower (zip 62942). The US average is 205 sunny days.

Grand Tower (zip 62942) gets some kind of precipitation, on average, 96 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 89 degrees
Winter Low: the January low is 24
Rain: averages 45 inches of rain a year
Snow: averages 9 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 62942 zip code is 7.2 (10=best), which means it is one of the most pleasant places in Illinois.

7.2 Summer - 5.8 Winter

September, May and October are the most pleasant months in the 62942 zip code, while January and December are the least comfortable months.

Climate	Grand Tower, Illinois	United States
	Unlock	38.1 in.
	9.0 in.	Unlock
	Unlock	106.2 days
	215 days	Unlock
	89.2°	85.8°
	Unlock	21.7°
	7.2	Unlock
	Unlock	4.3
	380 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 62942 zip code with an average high temperature of 89.2°, which ranks it as one of the hottest places in Illinois. In the 62942 zip code, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 62942 zip code are May, September and October.

In the 62942 zip code, there are 38.6 days annually when the high temperature is over 90°, which is one of the hottest places in Illinois.

January has the coldest nighttime temperatures for the 62942 zip code with an average of 23.5°. This is one of the warmest places in Illinois.

In the 62942 zip code, there are 95.5 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Illinois.

In the 62942 zip code, there are 1.4 days annually when the nighttime low temperature falls below zero°, which is one of the warmest places in Illinois.

The humidity can be uncomfortably heavy or close in the 62942 zip code during the summer months. July is the most humid month, though humidity is low for most of the year. July, August and June are the three most humid months in the 62942 zip code.

May is the wettest month in the 62942 zip code with 5.1 inches of rain, and the driest month is January with 2.8 inches. The wettest season is Summer with 30% of yearly precipitation and 21% occurs in Spring, which is the driest season. The annual rainfall of 44.6 inches in the 62942 zip code means that it is one of the wettest places in Illinois.

May is the rainiest month in the 62942 zip code with 10.3 days of rain, and September is the driest month with only 6.2 rainy days. There are 95.5 rainy days annually in the 62942 zip code, which is one of the least rainy places in Illinois. The rainiest season is Summer when it rains 31% of the time and the driest is Autumn with only a 22% chance of a rainy day.

An annual snowfall of 9.0 inches in the 62942 zip code means that it is one of the least snowy places in Illinois. February is the snowiest month in the 62942 zip code with 2.7 inches of snow, and 4 months of the year have significant snowfall.

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