2025 Compare Climate & Weather:
Penn Valley, CA vs St. George, UT

Highlights

On average, there are 255 sunny days per year in St. George. Penn Valley averages 240 sunny days per year. The US average is 205 sunny days.

St. George, Utah gets 10 inches of rain, on average, per year. Penn Valley, California gets 41 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

St. George averages 1.5 inches of snow per year. Penn Valley averages 1.3 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

St. George, Utah
Summer High: the July high is around 101.2 degrees
Winter Low: the January low is 28.9
Rain: averages 10 inches of rain a year
Snow: averages 1.5 inches of snow a year

Penn Valley, California
Summer High: the July high is around 91.2 degrees
Winter Low: the January low is 35
Rain: averages 41 inches of rain a year
Snow: averages 1.3 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for St. George is 7.5 (10=best), which means it is one of the most pleasant places in Utah.

The annual BestPlaces Comfort Index for Penn Valley is 8.0 (10=best), which means it is less comfortable than most places in California.

Today's Weather - Penn Valley, CA

64°F

Today's Weather - St. George, UT

65°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Penn Valley / St. George

July is the hottest month for Penn Valley with an average high temperature of 91.2°, which ranks it as about average compared to other places in California. In Penn Valley, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Penn Valley are October, May and June.

July is the hottest month for St. George with an average high temperature of 101.2°, which ranks it as one of the hottest places in Utah. In St. George, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for St. George are October, April and May.

December has the coldest nighttime temperatures for Penn Valley with an average of 34.8°. This is colder than most places in California.

December has the coldest nighttime temperatures for St. George with an average of 28.1°. This is one of the warmest places in Utah.

In Penn Valley, there are 56.6 days annually when the high temperature is over 90°, which is about average compared to other places in California.

In St. George, there are 118.3 days annually when the high temperature is over 90°, which is one of the hottest places in Utah.

In Penn Valley, there are 38.8 days annually when the nighttime low temperature falls below freezing, which is colder than most places in California.

In St. George, there are 76.5 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Utah.

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

In St. George, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is one of the warmest places in Utah.

December is the wettest month in Penn Valley with 7.5 inches of rain, and the driest month is July with 0.0 inches. The wettest season is Spring with 50% of yearly precipitation and 1% occurs in Autumn, which is the driest season. The annual rainfall of 41.0 inches in Penn Valley means that it is wetter than most places in California.


February is the wettest month in St. George with 1.5 inches of rain, and the driest month is June with 0.2 inches. The wettest season is Spring with 39% of yearly precipitation and 16% occurs in Autumn, which is the driest season. The annual rainfall of 10.0 inches in St. George means that it is drier than most places in Utah.

January is the rainiest month in Penn Valley with 11.8 days of rain, and July is the driest month with only 0.2 rainy days. There are 73.1 rainy days annually in Penn Valley, which is rainier than most places in California. The rainiest season is Spring when it rains 45% of the time and the driest is Autumn with only a 4% chance of a rainy day.

February is the rainiest month in St. George with 5.9 days of rain, and June is the driest month with only 1.4 rainy days. There are 42.6 rainy days annually in St. George, which is one of the least rainy places in Utah. The rainiest season is Spring when it rains 35% of the time and the driest is Autumn with only a 18% chance of a rainy day.

An annual snowfall of 1.3 inches in Penn Valley means that it is snowier than most places in California.

An annual snowfall of 1.5 inches in St. George means that it is one of the least snowy places in Utah.

February is the snowiest month in Penn Valley with 0.6 inches of snow, and 1 month of the year have significant snowfall.

January is the snowiest month in St. George with 0.5 inches of snow, and 1 month of the year have significant snowfall.