Harrisburg, MO Climate


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Harrisburg, MO has a humid subtropical climate with hot and humid summers and mild winters. There is plenty of rainfall throughout the year, with July being the wettest month on average. Snowfall is sparse, with an average yearly total of around 2 inches. Temperatures can vary considerably during the course of the year, ranging from an average high of 90°F in July to an average low of 29°F in January.

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

Harrisburg averages 16 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 194 sunny days per year in Harrisburg. The US average is 205 sunny days.

Harrisburg gets some kind of precipitation, on average, 107 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 21
Rain: averages 44 inches of rain a year
Snow: averages 16 inches of snow a year


Bestplaces Comfort Index

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

7.6 Summer - 5.5 Winter
September, May and June are the most pleasant months in Harrisburg, while January and December are the least comfortable months.

  ClimateHarrisburg, MissouriUnited States
  44.1 in.38.1 in.
  15.6 in.27.8 in.
  106.7 days106.2 days
  194 days205 days
  88.8°85.8°
  20.5°21.7°
  7.27
  4.44.3
  840 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 Harrisburg with an average high temperature of 88.8°, which ranks it as warmer than most places in Missouri. In Harrisburg, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Harrisburg are September, May and June.
In Harrisburg, there are 34.1 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 Harrisburg with an average of 20.5°. This is about average compared to other places in Missouri.
In Harrisburg, there are 101.0 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Missouri.
In Harrisburg, there are 3.2 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 Harrisburg 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 Harrisburg.
June is the wettest month in Harrisburg with 5.3 inches of rain, and the driest month is January with 1.9 inches. The wettest season is Autumn with 32% of yearly precipitation and 15% occurs in Spring, which is the driest season. The annual rainfall of 44.1 inches in Harrisburg means that it is wetter than most places in Missouri.
May is the rainiest month in Harrisburg with 12.1 days of rain, and February is the driest month with only 7.0 rainy days. There are 106.7 rainy days annually in Harrisburg, which is one of the rainiest places in Missouri. The rainiest season is Summer when it rains 30% of the time and the driest is Spring with only a 20% chance of a rainy day.
An annual snowfall of 15.6 inches in Harrisburg means that it is snowier than most places in Missouri. January is the snowiest month in Harrisburg with 5.0 inches of snow, and 5 months of the year have significant snowfall.
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