2025 Compare Climate & Weather:
Caldwell, ID vs McCormick, SC

Highlights

On average, there are 220 sunny days per year in McCormick. Caldwell averages 211 sunny days per year. The US average is 205 sunny days.

McCormick, South Carolina gets 45.4 inches of rain, on average, per year. Caldwell, Idaho gets 10.7 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

McCormick averages 0.6 inches of snow per year. Caldwell averages 8 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

McCormick, South Carolina
Summer High: the July high is around 92.3 degrees
Winter Low: the January low is 31.4
Rain: averages 45.4 inches of rain a year
Snow: averages 0.6 inches of snow a year

Caldwell, Idaho
Summer High: the July high is around 91.7 degrees
Winter Low: the January low is 23.3
Rain: averages 10.7 inches of rain a year
Snow: averages 8 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for McCormick is 7.4 (10=best), which means it is more comfortable than most places in South Carolina.

The annual BestPlaces Comfort Index for Caldwell is 7.3 (10=best), which means it is one of the most pleasant places in Idaho.

Today's Weather - Caldwell, ID

88°F

Today's Weather - McCormick, SC

73°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Caldwell / McCormick

July is the hottest month for Caldwell with an average high temperature of 91.7°, which ranks it as one of the hottest places in Idaho. In Caldwell, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Caldwell are September, May and June.

July is the hottest month for McCormick with an average high temperature of 92.3°, which ranks it as warmer than most places in South Carolina. In McCormick, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for McCormick are April, October and May.

December has the coldest nighttime temperatures for Caldwell with an average of 22.6°. This is warmer than most places in Idaho.

January has the coldest nighttime temperatures for McCormick with an average of 31.4°. This is about average compared to other places in South Carolina.

In Caldwell, there are 50.8 days annually when the high temperature is over 90°, which is one of the hottest places in Idaho.

In McCormick, there are 60.8 days annually when the high temperature is over 90°, which is hotter than most places in South Carolina.

In Caldwell, there are 116.0 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Idaho.

In McCormick, there are 48.3 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in South Carolina.

In Caldwell, there are 2.6 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Idaho.

In McCormick, 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.

December is the wettest month in Caldwell with 1.5 inches of rain, and the driest month is July with 0.3 inches. The wettest season is Spring with 33% of yearly precipitation and 12% occurs in Autumn, which is the driest season. The annual rainfall of 10.7 inches in Caldwell means that it is drier than most places in Idaho.


March is the wettest month in McCormick with 4.7 inches of rain, and the driest month is April with 2.9 inches. The wettest season is Autumn with 27% of yearly precipitation and 22% occurs in Winter, which is the driest season. The annual rainfall of 45.4 inches in McCormick means that it is drier than most places in South Carolina.

December is the rainiest month in Caldwell with 10.3 days of rain, and July is the driest month with only 2.3 rainy days. There are 80.0 rainy days annually in Caldwell, which is less rainy than most places in Idaho. The rainiest season is Spring when it rains 34% of the time and the driest is Autumn with only a 12% chance of a rainy day.

January is the rainiest month in McCormick with 9.4 days of rain, and October is the driest month with only 6.1 rainy days. There are 95.1 rainy days annually in McCormick, which is one of the least rainy places in South Carolina. The rainiest season is Spring 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 8.0 inches in Caldwell means that it is one of the least snowy places in Idaho.

An annual snowfall of 0.6 inches in McCormick means that it is less snowy than most places in South Carolina.

December is the snowiest month in Caldwell with 3.8 inches of snow, and 4 months of the year have significant snowfall.

January is the snowiest month in McCormick with 0.4 inches of snow, and no months of the year have significant snowfall.