2025 Compare Climate & Weather:
St. Peters, MO vs Apex, NC

Highlights

On average, there are 221 sunny days per year in Apex. St. Peters averages 201 sunny days per year. The US average is 205 sunny days.

Apex, North Carolina gets 46.6 inches of rain, on average, per year. St. Peters, Missouri gets 42.8 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Apex averages 4.1 inches of snow per year. St. Peters averages 13.3 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Apex, North Carolina
Summer High: the July high is around 88.8 degrees
Winter Low: the January low is 29.1
Rain: averages 46.6 inches of rain a year
Snow: averages 4.1 inches of snow a year

St. Peters, Missouri
Summer High: the July high is around 87.9 degrees
Winter Low: the January low is 20.6
Rain: averages 42.8 inches of rain a year
Snow: averages 13.3 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Apex is 7.6 (10=best), which means it is one of the most pleasant places in North Carolina.

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

Today's Weather - St. Peters, MO

56°F

Today's Weather - Apex, NC

68°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: St. Peters / Apex

July is the hottest month for St. Peters with an average high temperature of 87.9°, which ranks it as cooler than most places in Missouri. In St. Peters, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for St. Peters are September, May and June.

July is the hottest month for Apex with an average high temperature of 88.8°, which ranks it as cooler than most places in North Carolina. In Apex, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Apex are May, September and October.

January has the coldest nighttime temperatures for St. Peters with an average of 20.6°. This is about average compared to other places in Missouri.

January has the coldest nighttime temperatures for Apex with an average of 29.1°. This is about average compared to other places in North Carolina.

In St. Peters, there are 31.5 days annually when the high temperature is over 90°, which is about average compared to other places in Missouri.

In Apex, there are 34.3 days annually when the high temperature is over 90°, which is cooler than most places in North Carolina.

In St. Peters, there are 104.0 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Missouri.

In Apex, there are 74.2 days annually when the nighttime low temperature falls below freezing, which is colder than most places in North Carolina.

In St. Peters, there are 3.1 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Missouri.

In Apex, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in North Carolina.

May is the wettest month in St. Peters with 4.9 inches of rain, and the driest month is January with 2.4 inches. The wettest season is Summer with 29% of yearly precipitation and 19% occurs in Spring, which is the driest season. The annual rainfall of 42.8 inches in St. Peters means that it is about average compared to other places in Missouri.


August is the wettest month in Apex with 4.7 inches of rain, and the driest month is April with 3.1 inches. The wettest season is Autumn with 30% of yearly precipitation and 22% occurs in Spring, which is the driest season. The annual rainfall of 46.6 inches in Apex means that it is about average compared to other places in North Carolina.

May is the rainiest month in St. Peters with 11.4 days of rain, and January is the driest month with only 7.0 rainy days. There are 104.4 rainy days annually in St. Peters, 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 21% chance of a rainy day.

July is the rainiest month in Apex with 10.8 days of rain, and October is the driest month with only 6.9 rainy days. There are 107.1 rainy days annually in Apex, which is less rainy than most places in North Carolina. The rainiest season is Autumn when it rains 28% of the time and the driest is Winter with only a 21% chance of a rainy day.

An annual snowfall of 13.3 inches in St. Peters means that it is about average compared to other places in Missouri.

An annual snowfall of 4.1 inches in Apex means that it is snowier than most places in North Carolina.

February is the snowiest month in St. Peters with 4.4 inches of snow, and 5 months of the year have significant snowfall.

January is the snowiest month in Apex with 2.2 inches of snow, and 3 months of the year have significant snowfall.