2025 Compare Climate & Weather:
Amarillo, TX vs St. Marys, KS

Highlights

On average, there are 214 sunny days per year in St. Marys. Amarillo averages 259 sunny days per year. The US average is 205 sunny days.

St. Marys, Kansas gets 36.1 inches of rain, on average, per year. Amarillo, Texas gets 20.5 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

St. Marys averages 15.2 inches of snow per year. Amarillo averages 15.1 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

St. Marys, Kansas
Summer High: the July high is around 89.6 degrees
Winter Low: the January low is 16
Rain: averages 36.1 inches of rain a year
Snow: averages 15.2 inches of snow a year

Amarillo, Texas
Summer High: the July high is around 91.3 degrees
Winter Low: the January low is 21.7
Rain: averages 20.5 inches of rain a year
Snow: averages 15.1 inches of snow a year

BestPlaces Comfort Index

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

The annual BestPlaces Comfort Index for Amarillo is 7.9 (10=best), which means it is one of the most pleasant places in Texas.

Today's Weather - Amarillo, TX

86°F

Today's Weather - St. Marys, KS

89°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Amarillo / St. Marys

July is the hottest month for Amarillo with an average high temperature of 91.3°, which ranks it as one of the coolest places in Texas. In Amarillo, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Amarillo are May, September and October.

July is the hottest month for St. Marys with an average high temperature of 89.6°, which ranks it as cooler than most places in Kansas. In St. Marys, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for St. Marys are September, May and June.

January has the coldest nighttime temperatures for Amarillo with an average of 21.7°. This is one of the coldest places in Texas.

January has the coldest nighttime temperatures for St. Marys with an average of 16.0°. This is colder than most places in Kansas.

In Amarillo, there are 60.8 days annually when the high temperature is over 90°, which is one of the coolest places in Texas.

In St. Marys, there are 39.0 days annually when the high temperature is over 90°, which is cooler than most places in Kansas.

In Amarillo, there are 118.2 days annually when the nighttime low temperature falls below freezing, which is one of the coldest places in Texas.

In St. Marys, there are 131.0 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Kansas.

In Amarillo, there are 0.9 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in Texas.

In St. Marys, there are 7.4 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in Kansas.

June is the wettest month in Amarillo with 3.3 inches of rain, and the driest month is February with 0.5 inches. The wettest season is Autumn with 44% of yearly precipitation and 9% occurs in Spring, which is the driest season. The annual rainfall of 20.5 inches in Amarillo means that it is one of the driest places in Texas.


June is the wettest month in St. Marys with 5.2 inches of rain, and the driest month is January with 0.8 inches. The wettest season is Autumn with 39% of yearly precipitation and 9% occurs in Spring, which is the driest season. The annual rainfall of 36.1 inches in St. Marys means that it is wetter than most places in Kansas.

June is the rainiest month in Amarillo with 7.7 days of rain, and January is the driest month with only 3.2 rainy days. There are 59.7 rainy days annually in Amarillo, which is less rainy than most places in Texas. The rainiest season is Autumn when it rains 35% of the time and the driest is Spring with only a 17% chance of a rainy day.

May is the rainiest month in St. Marys with 10.5 days of rain, and January is the driest month with only 4.3 rainy days. There are 88.0 rainy days annually in St. Marys, which is rainier than most places in Kansas. The rainiest season is Autumn when it rains 31% of the time and the driest is Spring with only a 16% chance of a rainy day.

An annual snowfall of 15.1 inches in Amarillo means that it is one of the snowiest places in Texas.

An annual snowfall of 15.2 inches in St. Marys means that it is about average compared to other places in Kansas.

January is the snowiest month in Amarillo with 3.9 inches of snow, and 6 months of the year have significant snowfall.

January is the snowiest month in St. Marys with 4.7 inches of snow, and 5 months of the year have significant snowfall.