Ellisville, MO Climate


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Ellisville, MO is located in the Midwestern United States and has a humid continental climate with hot summers and cold winters. In the summer months temperatures can reach into the upper 80s and low 90s with high levels of humidity. The winter months are usually cold with temperatures dropping into the 20s and low 30s, but snowfall is typically light. Precipitation occurs year-round, with heavier amounts seen from April through June as well as from October to December.

Ellisville, Missouri gets 44 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Ellisville averages 12 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 Ellisville. The US average is 205 sunny days.

Ellisville gets some kind of precipitation, on average, 101 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 88 degrees
Winter Low: the January low is 21
Rain: averages 44 inches of rain a year
Snow: averages 12 inches of snow a year


Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Ellisville is 7.3 (10=best), which means it is one of the most pleasant places in Missouri.

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

  ClimateEllisville, MissouriUnited States
  43.9 in.38.1 in.
  12.3 in.27.8 in.
  101.4 days106.2 days
  199 days205 days
  88.1°85.8°
  21.3°21.7°
  7.37
  4.34.3
  735 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 Ellisville with an average high temperature of 88.1°, which ranks it as about average compared to other places in Missouri. In Ellisville, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Ellisville are September, May and June.
In Ellisville, there are 32.9 days annually when the high temperature is over 90°, which is about average compared to other places in Missouri.
January has the coldest nighttime temperatures for Ellisville with an average of 21.3°. This is warmer than most places in Missouri.
In Ellisville, there are 101.9 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Missouri.
In Ellisville, there are 2.7 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Missouri.
The humidity can be uncomfortably heavy or close in Ellisville 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 Ellisville.
May is the wettest month in Ellisville with 5.0 inches of rain, and the driest month is February with 2.4 inches. The wettest season is Summer with 28% of yearly precipitation and 18% occurs in Spring, which is the driest season. The annual rainfall of 43.9 inches in Ellisville means that it is about average compared to other places in Missouri.
May is the rainiest month in Ellisville with 11.1 days of rain, and January is the driest month with only 6.8 rainy days. There are 101.4 rainy days annually in Ellisville, which is rainier than most places in Missouri. The rainiest season is Summer when it rains 30% of the time and the driest is Spring with only a 21% chance of a rainy day.
An annual snowfall of 12.3 inches in Ellisville means that it is less snowy than most places in Missouri. February is the snowiest month in Ellisville with 3.7 inches of snow, and 5 months of the year have significant snowfall.
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