Sierra County, NM Climate

Sierra, NM County has a semi-arid climate with hot summers and mild winters. Average temperatures range from the high 70s in summer to the low 20s in winter. The area is mostly arid, however, there is some slight precipitation throughout the year with roughly nine inches of rain annually. Thunderstorms are common in summer months and snowfall occurs during winter months. On average there are 219 sunny days each year in Sierra County providing plenty of sunshine for outdoor activities.

Sierra County, New Mexico gets 12 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Sierra County averages 5 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 291 sunny days per year in Sierra County. The US average is 205 sunny days.

Sierra County gets some kind of precipitation, on average, 48 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.

Weather Highlights

Summer High: the July high is around 92 degrees
Winter Low: the January low is 25
Rain: averages 12 inches of rain a year
Snow: averages 5 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Sierra County is 8.0 (10=best), which means it is one of the most pleasant places in New Mexico.

7.7 Summer - 7.1 Winter

May, October and September are the most pleasant months in Sierra County, while December and January are the least comfortable months.

Climate	Sierra, New Mexico	United States
	Unlock	38.1 in.
	4.9 in.	Unlock
	Unlock	106.2 days
	291 days	Unlock
	92.1°	85.8°
	Unlock	21.7°
	8	Unlock
	Unlock	4.3
	5470 ft.	Unlock

Climate

YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

June is the hottest month for Sierra County with an average high temperature of 92.2°, which ranks it as warmer than most places in New Mexico. In Sierra County, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Sierra County are October, April and May.

In Sierra County, there are 68.5 days annually when the high temperature is over 90°, which is hotter than most places in New Mexico.

December has the coldest nighttime temperatures for Sierra County with an average of 24.8°. This is warmer than most places in New Mexico.

In Sierra County, there are 104.8 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in New Mexico.

In Sierra County, there are 0.3 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in New Mexico.

Humidity is low in Sierra County, and some people might find the dryness to be uncomfortable. Days with noticeable humidity are rare throughout the year. A very dry climate can lead to cracked, itchy skin and dry eyes.

August is the wettest month in Sierra County with 2.6 inches of rain, and the driest month is March with 0.3 inches. The wettest season is Autumn with 47% of yearly precipitation and 10% occurs in Summer, which is the driest season. The annual rainfall of 12.3 inches in Sierra County means that it is about average compared to other places in New Mexico.

August is the rainiest month in Sierra County with 9.1 days of rain, and April is the driest month with only 1.6 rainy days. There are 47.6 rainy days annually in Sierra County, which is less rainy than most places in New Mexico. The rainiest season is Autumn when it rains 43% of the time and the driest is Summer with only a 13% chance of a rainy day.

An annual snowfall of 4.9 inches in Sierra County means that it is less snowy than most places in New Mexico. December is the snowiest month in Sierra County with 2.0 inches of snow, and 3 months of the year have significant snowfall.

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