2025 Compare Climate & Weather:
Longmont, CO vs Johnson City, TN

Highlights

On average, there are 201 sunny days per year in Johnson City. Longmont averages 247 sunny days per year. The US average is 205 sunny days.

Johnson City, Tennessee gets 43.7 inches of rain, on average, per year. Longmont, Colorado gets 14.8 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. Longmont averages 36.4 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

Longmont, Colorado
Summer High: the July high is around 89.1 degrees
Winter Low: the January low is 12.5
Rain: averages 14.8 inches of rain a year
Snow: averages 36.4 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 Longmont is 7.2 (10=best), which means it is more comfortable than most places in Colorado.

Today's Weather - Longmont, CO

84°F

Today's Weather - Johnson City, TN

73°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Longmont / Johnson City

July is the hottest month for Longmont with an average high temperature of 89.1°, which ranks it as warmer than most places in Colorado. In Longmont, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Longmont are September, June and May.

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.

December has the coldest nighttime temperatures for Longmont with an average of 12.2°. This is colder than most places in Colorado.

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

In Longmont, there are 37.5 days annually when the high temperature is over 90°, which is hotter than most places in Colorado.

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 Longmont, there are 178.8 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Colorado.

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 Longmont, there are 11.2 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Colorado.

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 Longmont with 2.3 inches of rain, and the driest month is February with 0.4 inches. The wettest season is Summer with 38% of yearly precipitation and 10% occurs in Spring, which is the driest season. The annual rainfall of 14.8 inches in Longmont means that it is drier than most places in Colorado.


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 Longmont with 9.8 days of rain, and January is the driest month with only 4.2 rainy days. There are 79.2 rainy days annually in Longmont, which is about average compared to other places in Colorado. The rainiest season is Summer when it rains 31% of the time and the driest is Spring with only a 17% 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 36.4 inches in Longmont means that it is less snowy than most places in Colorado.

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

March is the snowiest month in Longmont with 7.3 inches of snow, and 7 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.