Costilla, NM Climate


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Costilla, NM has a semi-arid climate with cold winters and hot summers. The average high temperature in July is around 82°F and the average low temperature in January is around 12°F. The area receives very little rainfall, typically only about 8 inches annually. This is typical of the climate across the state of New Mexico as a whole, which is best described as arid, dry desert weather with extremes of both heat and cold.

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Costilla is 6.4 (10=best), which means it is one of the least comfortable places in New Mexico.

8.6 Summer - 4.6 Winter
July, June and August are the most pleasant months in Costilla, while February and January are the least comfortable months.

  ClimateCostilla, New MexicoUnited States
  19.1 in.38.1 in.
  124.5 in.27.8 in.
  97.1 days106.2 days
  284 days205 days
  78.0°85.8°
  6.8°21.7°
  6.47
  5.94.3
  7812 ft.2443 ft.
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.

July is the hottest month for Costilla with an average high temperature of 78.0°, which ranks it as one of the coolest places in New Mexico. In Costilla, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Costilla are July, August and June.
In Costilla, there are 0.6 days annually when the high temperature is over 90°, which is one of the coolest places in New Mexico.
January has the coldest nighttime temperatures for Costilla with an average of 6.8°. This is one of the coldest places in New Mexico.
In Costilla, there are 221.4 days annually when the nighttime low temperature falls below freezing, which is one of the coldest places in New Mexico.
In Costilla, there are 21.7 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in New Mexico.
Humidity is low in Costilla, 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 Costilla with 3.1 inches of rain, and the driest month is January with 0.9 inches. The wettest season is Autumn with 38% of yearly precipitation and 15% occurs in Spring, which is the driest season. The annual rainfall of 19.1 inches in Costilla means that it is one of the wettest places in New Mexico.
August is the rainiest month in Costilla with 14.0 days of rain, and January is the driest month with only 5.6 rainy days. There are 97.1 rainy days annually in Costilla, which is one of the rainiest places in New Mexico. The rainiest season is Autumn when it rains 36% of the time and the driest is Spring with only a 19% chance of a rainy day.
An annual snowfall of 124.5 inches in Costilla means that it is one of the snowiest places in New Mexico. March is the snowiest month in Costilla with 26.5 inches of snow, and 8 months of the year have significant snowfall.
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