2025 Compare Climate & Weather:
Powell, WY vs Columbia, MO

Highlights

On average, there are 192 sunny days per year in Columbia. Powell averages 215 sunny days per year. The US average is 205 sunny days.

Columbia, Missouri gets 44.1 inches of rain, on average, per year. Powell, Wyoming gets 7 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Columbia averages 15.9 inches of snow per year. Powell averages 18.5 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Columbia, Missouri
Summer High: the July high is around 88.3 degrees
Winter Low: the January low is 20.9
Rain: averages 44.1 inches of rain a year
Snow: averages 15.9 inches of snow a year

Powell, Wyoming
Summer High: the July high is around 86.1 degrees
Winter Low: the January low is 8.2
Rain: averages 7 inches of rain a year
Snow: averages 18.5 inches of snow a year

BestPlaces Comfort Index

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

The annual BestPlaces Comfort Index for Powell is 7.1 (10=best), which means it is one of the most pleasant places in Wyoming.

Today's Weather - Powell, WY

80°F

Today's Weather - Columbia, MO

66°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Powell / Columbia

July is the hottest month for Powell with an average high temperature of 86.1°, which ranks it as about average compared to other places in Wyoming. In Powell, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Powell are June, September and August.

July is the hottest month for Columbia with an average high temperature of 88.3°, which ranks it as about average compared to other places in Missouri. In Columbia, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Columbia are September, May and June.

January has the coldest nighttime temperatures for Powell with an average of 8.2°. This is colder than most places in Wyoming.

January has the coldest nighttime temperatures for Columbia with an average of 20.9°. This is about average compared to other places in Missouri.

In Powell, there are 22.0 days annually when the high temperature is over 90°, which is about average compared to other places in Wyoming.

In Columbia, there are 31.7 days annually when the high temperature is over 90°, which is about average compared to other places in Missouri.

In Powell, there are 183.9 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Wyoming.

In Columbia, there are 101.4 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Missouri.

In Powell, there are 19.7 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Wyoming.

In Columbia, there are 2.8 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Missouri.

May is the wettest month in Powell with 1.4 inches of rain, and the driest month is January with 0.2 inches. The wettest season is Autumn with 38% of yearly precipitation and 8% occurs in Spring, which is the driest season. The annual rainfall of 7.0 inches in Powell means that it is one of the driest places in Wyoming.


May is the wettest month in Columbia with 5.2 inches of rain, and the driest month is January with 2.0 inches. The wettest season is Autumn with 31% of yearly precipitation and 15% occurs in Spring, which is the driest season. The annual rainfall of 44.1 inches in Columbia means that it is wetter than most places in Missouri.

May is the rainiest month in Powell with 7.8 days of rain, and February is the driest month with only 2.4 rainy days. There are 53.6 rainy days annually in Powell, which is less rainy than most places in Wyoming. The rainiest season is Autumn when it rains 34% of the time and the driest is Spring with only a 15% chance of a rainy day.

May is the rainiest month in Columbia with 12.4 days of rain, and February is the driest month with only 7.5 rainy days. There are 110.1 rainy days annually in Columbia, 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 21% chance of a rainy day.

An annual snowfall of 18.5 inches in Powell means that it is one of the least snowy places in Wyoming.

An annual snowfall of 15.9 inches in Columbia means that it is snowier than most places in Missouri.

March is the snowiest month in Powell with 3.7 inches of snow, and 7 months of the year have significant snowfall.

January is the snowiest month in Columbia with 5.0 inches of snow, and 5 months of the year have significant snowfall.