West Sullivan, MO Climate


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United States / Missouri / No Metro Area / Crawford County / West Sullivan / Zip Codes
West Sullivan, MO has a temperate climate with warm summers and cold winters. The average annual temperature in West Sullivan is 63?, with summer temperatures reaching into the low 80s and winter temperatures dropping into the 20s. Precipitation is abundant in West Sullivan, with an average of about 45 inches per year. The area typically experiences all four seasons, with snowfall occurring during the winter months and spring bringing mild temperatures and lots of rainfall. Throughout the year, West Sullivan residents enjoy plenty of sunshine and mild weather.

West Sullivan, Missouri gets 45 inches of rain, on average, per year. The US average is 38 inches of rain per year.

West Sullivan averages 13 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 199 sunny days per year in West Sullivan. The US average is 205 sunny days.

West Sullivan gets some kind of precipitation, on average, 98 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 89 degrees
Winter Low: the January low is 19
Rain: averages 45 inches of rain a year
Snow: averages 13 inches of snow a year


Bestplaces Comfort Index

The annual BestPlaces Comfort Index for West Sullivan is 7.2 (10=best), which means it is more comfortable than most places in Missouri.

7.7 Summer - 5.7 Winter
September, May and June are the most pleasant months in West Sullivan, while January and December are the least comfortable months.

  ClimateWest Sullivan, MissouriUnited States
    Unlock38.1 in.
  12.8 in.  Unlock
    Unlock106.2 days
  199 days  Unlock
  88.7°85.8°
    Unlock21.7°
  7.2  Unlock
    Unlock4.3
  978 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.

July is the hottest month for West Sullivan with an average high temperature of 88.7°, which ranks it as warmer than most places in Missouri. In West Sullivan, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for West Sullivan are May, September and June.
In West Sullivan, there are 35.7 days annually when the high temperature is over 90°, which is hotter than most places in Missouri.
January has the coldest nighttime temperatures for West Sullivan with an average of 19.3°. This is colder than most places in Missouri.
In West Sullivan, there are 119.0 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Missouri.
In West Sullivan, there are 4.7 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Missouri.
The humidity can be uncomfortably heavy or close in West Sullivan during the summer months. July is the most humid month, though humidity is low for most of the year. July, August and June are the three most humid months in West Sullivan.
May is the wettest month in West Sullivan with 5.3 inches of rain, and the driest month is February with 2.5 inches. The wettest season is Summer with 29% of yearly precipitation and 18% occurs in Spring, which is the driest season. The annual rainfall of 45.1 inches in West Sullivan means that it is wetter than most places in Missouri.
May is the rainiest month in West Sullivan with 10.6 days of rain, and January is the driest month with only 6.8 rainy days. There are 97.7 rainy days annually in West Sullivan, which is about average compared to other places in Missouri. The rainiest season is Summer when it rains 30% of the time and the driest is Spring with only a 22% chance of a rainy day.
An annual snowfall of 12.8 inches in West Sullivan means that it is about average compared to other places in Missouri. December is the snowiest month in West Sullivan with 4.0 inches of snow, and 5 months of the year have significant snowfall.
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