2025 Compare Climate & Weather:
Los Alamos, NM vs Westcliffe, CO

Highlights

On average, there are 260 sunny days per year in Westcliffe. Los Alamos averages 276 sunny days per year. The US average is 205 sunny days.

Westcliffe, Colorado gets 13.5 inches of rain, on average, per year. Los Alamos, New Mexico gets 16.4 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Westcliffe averages 69.8 inches of snow per year. Los Alamos averages 38.5 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Westcliffe, Colorado
Summer High: the July high is around 80.5 degrees
Winter Low: the January low is 8.1
Rain: averages 13.5 inches of rain a year
Snow: averages 69.8 inches of snow a year

Los Alamos, New Mexico
Summer High: the July high is around 83.8 degrees
Winter Low: the January low is 18.6
Rain: averages 16.4 inches of rain a year
Snow: averages 38.5 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Westcliffe is 6.7 (10=best), which means it is less comfortable than most places in Colorado.

The annual BestPlaces Comfort Index for Los Alamos is 7.4 (10=best), which means it is less comfortable than most places in New Mexico.

Today's Weather - Los Alamos, NM

43°F

Today's Weather - Westcliffe, CO

37°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Los Alamos / Westcliffe

July is the hottest month for Los Alamos with an average high temperature of 83.8°, which ranks it as cooler than most places in New Mexico. In Los Alamos, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Los Alamos are September, August and June.

July is the hottest month for Westcliffe with an average high temperature of 80.5°, which ranks it as cooler than most places in Colorado. In Westcliffe, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Westcliffe are August, June and July.

January has the coldest nighttime temperatures for Los Alamos with an average of 18.6°. This is about average compared to other places in New Mexico.

January has the coldest nighttime temperatures for Westcliffe with an average of 8.1°. This is colder than most places in Colorado.

In Los Alamos, there are 9.5 days annually when the high temperature is over 90°, which is cooler than most places in New Mexico.

In Westcliffe, there are 0.7 days annually when the high temperature is over 90°, which is cooler than most places in Colorado.

In Los Alamos, there are 155.4 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in New Mexico.

In Westcliffe, there are 203.9 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Colorado.

In Los Alamos, there are 0.9 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in New Mexico.

In Westcliffe, there are 18.2 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Colorado.

August is the wettest month in Los Alamos with 2.8 inches of rain, and the driest month is February with 0.7 inches. The wettest season is Autumn with 41% of yearly precipitation and 15% occurs in Spring, which is the driest season. The annual rainfall of 16.4 inches in Los Alamos means that it is wetter than most places in New Mexico.


August is the wettest month in Westcliffe with 2.2 inches of rain, and the driest month is February with 0.5 inches. The wettest season is Autumn with 40% of yearly precipitation and 12% occurs in Spring, which is the driest season. The annual rainfall of 13.5 inches in Westcliffe means that it is drier than most places in Colorado.

August is the rainiest month in Los Alamos with 12.4 days of rain, and January is the driest month with only 4.5 rainy days. There are 80.0 rainy days annually in Los Alamos, which is one of the rainiest places in New Mexico. The rainiest season is Autumn when it rains 37% of the time and the driest is Spring with only a 18% chance of a rainy day.

August is the rainiest month in Westcliffe with 12.4 days of rain, and November is the driest month with only 4.3 rainy days. There are 82.7 rainy days annually in Westcliffe, which is about average compared to other places in Colorado. The rainiest season is Autumn when it rains 37% of the time and the driest is Spring with only a 17% chance of a rainy day.

An annual snowfall of 38.5 inches in Los Alamos means that it is snowier than most places in New Mexico.

An annual snowfall of 69.8 inches in Westcliffe means that it is snowier than most places in Colorado.

December is the snowiest month in Los Alamos with 8.9 inches of snow, and 7 months of the year have significant snowfall.

March is the snowiest month in Westcliffe with 14.1 inches of snow, and 8 months of the year have significant snowfall.