Zip 63367 (Lake St. Louis, MO) Climate

The climate in 63367 Lake St. Louis, MO is typically hot and humid during the summer months, with temperatures reaching highs of up to 90°F and lows of about 70° F. During the winter months, temperatures are generally between 20-35° F. The area receives an average precipitation of 40 inches annually and experiences relatively low levels of snowfall each year. There is an abundance of sunshine throughout the year with over 200 sunny days annually.

Lake St. Louis (zip 63367), Missouri gets 43 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Lake St. Louis (zip 63367) averages 13 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 202 sunny days per year in Lake St. Louis (zip 63367). The US average is 205 sunny days.

Lake St. Louis (zip 63367) gets some kind of precipitation, on average, 110 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 88 degrees
Winter Low: the January low is 21
Rain: averages 43 inches of rain a year
Snow: averages 13 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 63367 zip code is 7.2 (10=best), which means it is more comfortable than most places in Missouri.

7.7 Summer - 5.6 Winter

September, May and June are the most pleasant months in the 63367 zip code, while January and December are the least comfortable months.

Climate	Lake St. Louis, Missouri	United States
	Unlock	38.1 in.
	13.4 in.	Unlock
	Unlock	106.2 days
	202 days	Unlock
	88.2°	85.8°
	Unlock	21.7°
	7.2	Unlock
	Unlock	4.3
	513 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 63367 zip code with an average high temperature of 88.2°, which ranks it as about average compared to other places in Missouri. In the 63367 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 63367 zip code are September, May and June.

In the 63367 zip code, there are 33.6 days annually when the high temperature is over 90°, which is about average compared to other places in Missouri.

January has the coldest nighttime temperatures for the 63367 zip code with an average of 20.8°. This is about average compared to other places in Missouri.

In the 63367 zip code, there are 103.8 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Missouri.

In the 63367 zip code, there are 2.9 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Missouri.

The humidity can be uncomfortably heavy or close in the 63367 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 63367 zip code.

May is the wettest month in the 63367 zip code with 4.8 inches of rain, and the driest month is January with 2.3 inches. The wettest season is Summer with 29% of yearly precipitation and 18% occurs in Spring, which is the driest season. The annual rainfall of 42.5 inches in the 63367 zip code means that it is drier than most places in Missouri.

May is the rainiest month in the 63367 zip code with 12.0 days of rain, and January is the driest month with only 7.5 rainy days. There are 109.9 rainy days annually in the 63367 zip code, which is one of the rainiest places in Missouri. The rainiest season is Summer when it rains 30% of the time and the driest is Spring with only a 22% chance of a rainy day.

An annual snowfall of 13.4 inches in the 63367 zip code means that it is about average compared to other places in Missouri. February is the snowiest month in the 63367 zip code with 4.5 inches of snow, and 5 months of the year have significant snowfall.

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