2025 Compare Climate & Weather:
Summerville, SC vs Prescott Valley, AZ

Highlights

On average, there are 273 sunny days per year in Prescott Valley. Summerville averages 209 sunny days per year. The US average is 205 sunny days.

Prescott Valley, Arizona gets 16.6 inches of rain, on average, per year. Summerville, South Carolina gets 51 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Prescott Valley averages 12.2 inches of snow per year. Summerville averages 0.7 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Prescott Valley, Arizona
Summer High: the July high is around 89.8 degrees
Winter Low: the January low is 28
Rain: averages 16.6 inches of rain a year
Snow: averages 12.2 inches of snow a year

Summerville, South Carolina
Summer High: the July high is around 91.5 degrees
Winter Low: the January low is 34.6
Rain: averages 51 inches of rain a year
Snow: averages 0.7 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Prescott Valley is 8.0 (10=best), which means it is one of the most pleasant places in Arizona.

The annual BestPlaces Comfort Index for Summerville is 7.3 (10=best), which means it is less comfortable than most places in South Carolina.

Today's Weather - Summerville, SC

63°F

Today's Weather - Prescott Valley, AZ

55°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Summerville / Prescott Valley

July is the hottest month for Summerville with an average high temperature of 91.5°, which ranks it as warmer than most places in South Carolina. In Summerville, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Summerville are October, April and May.

July is the hottest month for Prescott Valley with an average high temperature of 89.8°, which ranks it as cooler than most places in Arizona. In Prescott Valley, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Prescott Valley are May, September and October.

January has the coldest nighttime temperatures for Summerville with an average of 34.6°. This is warmer than most places in South Carolina.

December has the coldest nighttime temperatures for Prescott Valley with an average of 27.6°. This is colder than most places in Arizona.

In Summerville, there are 60.7 days annually when the high temperature is over 90°, which is hotter than most places in South Carolina.

In Prescott Valley, there are 38.3 days annually when the high temperature is over 90°, which is cooler than most places in Arizona.

In Summerville, there are 39.8 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in South Carolina.

In Prescott Valley, there are 93.5 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Arizona.

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

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

August is the wettest month in Summerville with 6.7 inches of rain, and the driest month is November with 2.8 inches. The wettest season is Autumn with 36% of yearly precipitation and 20% occurs in Summer, which is the driest season. The annual rainfall of 51.0 inches in Summerville means that it is wetter than most places in South Carolina.


August is the wettest month in Prescott Valley with 2.9 inches of rain, and the driest month is June with 0.4 inches. The wettest season is Autumn with 34% of yearly precipitation and 17% occurs in Summer, which is the driest season. The annual rainfall of 16.6 inches in Prescott Valley means that it is wetter than most places in Arizona.

August is the rainiest month in Summerville with 12.3 days of rain, and November is the driest month with only 6.7 rainy days. There are 103.7 rainy days annually in Summerville, which is about average compared to other places in South Carolina. The rainiest season is Autumn when it rains 33% of the time and the driest is Summer with only a 21% chance of a rainy day.

August is the rainiest month in Prescott Valley with 9.9 days of rain, and June is the driest month with only 2.0 rainy days. There are 63.1 rainy days annually in Prescott Valley, which is rainier than most places in Arizona. The rainiest season is Autumn when it rains 33% of the time and the driest is Summer with only a 20% chance of a rainy day.

An annual snowfall of 0.7 inches in Summerville means that it is about average compared to other places in South Carolina.

An annual snowfall of 12.2 inches in Prescott Valley means that it is snowier than most places in Arizona.

December is the snowiest month in Summerville with 0.3 inches of snow, and no months of the year have significant snowfall.

February is the snowiest month in Prescott Valley with 3.5 inches of snow, and 6 months of the year have significant snowfall.