Helena, MS Climate


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United States / Mississippi / Gulfport-Biloxi Metro Area / Jackson County / Helena / Zip Codes
Helena, MS has a humid subtropical climate with hot summers and mild winters. The average high temperature in the summer months is around 90 degrees Fahrenheit, while the average low in winter drops to just above freezing. Precipitation is fairly consistent throughout the year, generally staying between 3 and 4 inches each month with some greater amounts in the warmer months. Humidity can be quite high at times making it feel much warmer than it actually is.

Helena, Mississippi gets 68 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Helena averages 0 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 218 sunny days per year in Helena. The US average is 205 sunny days.

Helena 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 90 degrees
Winter Low: the January low is 39
Rain: averages 68 inches of rain a year
Snow: averages 0 inches of snow a year

Bestplaces Comfort Index

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

4.4 Summer - 7.8 Winter
October, April and May are the most pleasant months in Helena, while July and August are the least comfortable months.

  ClimateHelena, MississippiUnited States
    Unlock38.1 in.
  0.1 in.  Unlock
    Unlock106.2 days
  218 days  Unlock
  89.5°85.8°
    Unlock21.7°
  7.3  Unlock
    Unlock4.3
  13 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 Helena with an average high temperature of 89.5°, which ranks it as one of the coolest places in Mississippi. In Helena, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Helena are October, April and May.
In Helena, there are 41.4 days annually when the high temperature is over 90°, which is one of the coolest places in Mississippi.
January has the coldest nighttime temperatures for Helena with an average of 39.0°. This is one of the warmest places in Mississippi.
In Helena, there are 24.4 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Mississippi.
In Helena, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Mississippi.
Humidity in Helena can be stifling in the summer, but pleasant for most of the year. The most uncomfortably humid months are July, August and June. The humid season runs from May-September and the least humid months are October-April.
July is the wettest month in Helena with 7.7 inches of rain, and the driest month is October with 4.0 inches. The wettest season is Autumn with 32% of yearly precipitation and 22% occurs in Winter, which is the driest season. The annual rainfall of 67.6 inches in Helena means that it is one of the wettest places in Mississippi.
July is the rainiest month in Helena with 12.2 days of rain, and October is the driest month with only 5.6 rainy days. There are 97.6 rainy days annually in Helena, which is less rainy than most places in Mississippi. The rainiest season is Autumn when it rains 35% of the time and the driest is Summer with only a 20% chance of a rainy day.
An annual snowfall of 0.1 inches in Helena means that it is less snowy than most places in Mississippi. February is the snowiest month in Helena with 0.1 inches of snow, and no months of the year have significant snowfall.
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