2025 Compare Climate & Weather:
St. Louis, MO vs Johnson City, TN

Highlights

On average, there are 201 sunny days per year in Johnson City. St. Louis averages 202 sunny days per year. The US average is 205 sunny days.

Johnson City, Tennessee gets 43.7 inches of rain, on average, per year. St. Louis, Missouri gets 42.2 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Johnson City averages 10.9 inches of snow per year. St. Louis averages 15.5 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Johnson City, Tennessee
Summer High: the July high is around 85.5 degrees
Winter Low: the January low is 25.5
Rain: averages 43.7 inches of rain a year
Snow: averages 10.9 inches of snow a year

St. Louis, Missouri
Summer High: the July high is around 88.5 degrees
Winter Low: the January low is 22.8
Rain: averages 42.2 inches of rain a year
Snow: averages 15.5 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Johnson City is 7.5 (10=best), which means it is one of the most pleasant places in Tennessee.

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

Today's Weather - St. Louis, MO

64°F

Today's Weather - Johnson City, TN

64°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: St. Louis / Johnson City

July is the hottest month for St. Louis with an average high temperature of 88.5°, which ranks it as about average compared to other places in Missouri. In St. Louis, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for St. Louis are May, September and June.

July is the hottest month for Johnson City with an average high temperature of 85.5°, which ranks it as cooler than most places in Tennessee. In Johnson City, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Johnson City are September, May and June.

January has the coldest nighttime temperatures for St. Louis with an average of 22.8°. This is warmer than most places in Missouri.

January has the coldest nighttime temperatures for Johnson City with an average of 25.5°. This is colder than most places in Tennessee.

In St. Louis, there are 36.0 days annually when the high temperature is over 90°, which is hotter than most places in Missouri.

In Johnson City, there are 14.7 days annually when the high temperature is over 90°, which is cooler than most places in Tennessee.

In St. Louis, there are 91.1 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Missouri.

In Johnson City, there are 94.9 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Tennessee.

In St. Louis, there are 1.5 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Missouri.

In Johnson City, there are 0.7 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Tennessee.

May is the wettest month in St. Louis with 4.8 inches of rain, and the driest month is February 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 42.2 inches in St. Louis means that it is drier than most places in Missouri.


July is the wettest month in Johnson City with 5.2 inches of rain, and the driest month is October with 2.2 inches. The wettest season is Autumn with 31% of yearly precipitation and 19% occurs in Winter, which is the driest season. The annual rainfall of 43.7 inches in Johnson City means that it is one of the driest places in Tennessee.

May is the rainiest month in St. Louis with 11.3 days of rain, and September is the driest month with only 7.0 rainy days. There are 105.3 rainy days annually in St. Louis, which is rainier than most places in Missouri. The rainiest season is Summer when it rains 30% of the time and the driest is Spring with only a 23% chance of a rainy day.

July is the rainiest month in Johnson City with 12.9 days of rain, and October is the driest month with only 8.4 rainy days. There are 134.8 rainy days annually in Johnson City, which is one of the rainiest places in Tennessee. The rainiest season is Autumn when it rains 27% of the time and the driest is Winter with only a 20% chance of a rainy day.

An annual snowfall of 15.5 inches in St. Louis means that it is snowier than most places in Missouri.

An annual snowfall of 10.9 inches in Johnson City means that it is one of the snowiest places in Tennessee.

January is the snowiest month in St. Louis with 4.9 inches of snow, and 5 months of the year have significant snowfall.

January is the snowiest month in Johnson City with 4.0 inches of snow, and 5 months of the year have significant snowfall.