2025 Compare Climate & Weather:
Vermillion, SD vs Monterey, CA

Highlights

On average, there are 267 sunny days per year in Monterey. Vermillion averages 209 sunny days per year. The US average is 205 sunny days.

Monterey, California gets 18.2 inches of rain, on average, per year. Vermillion, South Dakota gets 27.7 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Monterey averages 0.1 inches of snow per year. Vermillion averages 31.8 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Monterey, California
Summer High: the July high is around 66.5 degrees
Winter Low: the January low is 42.6
Rain: averages 18.2 inches of rain a year
Snow: averages 0.1 inches of snow a year

Vermillion, South Dakota
Summer High: the July high is around 85.9 degrees
Winter Low: the January low is 9.3
Rain: averages 27.7 inches of rain a year
Snow: averages 31.8 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Monterey is 8.3 (10=best), which means it is more comfortable than most places in California.

The annual BestPlaces Comfort Index for Vermillion is 7.0 (10=best), which means it is one of the most pleasant places in South Dakota.

Today's Weather - Vermillion, SD

89°F

Today's Weather - Monterey, CA

57°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Vermillion / Monterey

July is the hottest month for Vermillion with an average high temperature of 85.9°, which ranks it as warmer than most places in South Dakota. In Vermillion, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Vermillion are September, June and May.

September is the hottest month for Monterey with an average high temperature of 68.7°, which ranks it as one of the coolest places in California. In Monterey, there are 0 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Monterey are September, August and October.

January has the coldest nighttime temperatures for Vermillion with an average of 9.3°. This is warmer than most places in South Dakota.

January has the coldest nighttime temperatures for Monterey with an average of 42.6°. This is warmer than most places in California.

In Vermillion, there are 23.6 days annually when the high temperature is over 90°, which is hotter than most places in South Dakota.

In Monterey, there are 0.6 days annually when the high temperature is over 90°, which is one of the coolest places in California.

In Vermillion, there are 155.9 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in South Dakota.

In Monterey, there are 1.2 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in California.

In Vermillion, there are 20.4 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in South Dakota.

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

June is the wettest month in Vermillion with 4.2 inches of rain, and the driest month is January with 0.5 inches. The wettest season is Autumn with 37% of yearly precipitation and 6% occurs in Spring, which is the driest season. The annual rainfall of 27.7 inches in Vermillion means that it is one of the wettest places in South Dakota.


January is the wettest month in Monterey with 3.8 inches of rain, and the driest month is July with 0.0 inches. The wettest season is Spring with 55% of yearly precipitation and 1% occurs in Autumn, which is the driest season. The annual rainfall of 18.2 inches in Monterey means that it is about average compared to other places in California.

May is the rainiest month in Vermillion with 10.4 days of rain, and February is the driest month with only 3.8 rainy days. There are 79.5 rainy days annually in Vermillion, which is about average compared to other places in South Dakota. The rainiest season is Summer when it rains 31% of the time and the driest is Spring with only a 16% chance of a rainy day.

February is the rainiest month in Monterey with 10.9 days of rain, and July is the driest month with only 1.3 rainy days. There are 67.9 rainy days annually in Monterey, which is rainier than most places in California. The rainiest season is Spring when it rains 46% of the time and the driest is Autumn with only a 7% chance of a rainy day.

An annual snowfall of 31.8 inches in Vermillion means that it is one of the least snowy places in South Dakota.

An annual snowfall of 0.1 inches in Monterey means that it is snowier than most places in California.

December is the snowiest month in Vermillion with 6.6 inches of snow, and 7 months of the year have significant snowfall.

March is the snowiest month in Monterey with 0.1 inches of snow, and no months of the year have significant snowfall.