Massena, IA Climate


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United States / Iowa / No Metro Area / Cass County / Massena / Zip Codes
Massena, IA has a humid continental climate with warm, wet summers and cold, dry winters. Winters usually feature below freezing temperatures and significant snowfall while summers bring periods of hot and humid weather interspersed with thunderstorms. The average annual temperature in Massena is 46 degrees Fahrenheit (8 degrees Celsius), while the average yearly precipitation is 30 inches (76 centimeters). Spring and fall typically bring milder temperatures and less rainfall than other seasons.

Massena, Iowa gets 35 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Massena averages 25 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 214 sunny days per year in Massena. The US average is 205 sunny days.

Massena gets some kind of precipitation, on average, 91 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 86 degrees
Winter Low: the January low is 12
Rain: averages 35 inches of rain a year
Snow: averages 25 inches of snow a year


Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Massena is 7.1 (10=best), which means it is one of the most pleasant places in Iowa.

8.7 Summer - 5 Winter
June, September and August are the most pleasant months in Massena, while January and December are the least comfortable months.

  ClimateMassena, IowaUnited States
  35.1 in.38.1 in.
  24.5 in.27.8 in.
  90.7 days106.2 days
  214 days205 days
  85.5°85.8°
  12.0°21.7°
  7.17
  3.94.3
  1270 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 Massena with an average high temperature of 85.5°, which ranks it as warmer than most places in Iowa. In Massena, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Massena are September, June and May.
In Massena, there are 17.8 days annually when the high temperature is over 90°, which is hotter than most places in Iowa.
January has the coldest nighttime temperatures for Massena with an average of 12.0°. This is warmer than most places in Iowa.
In Massena, there are 143.7 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Iowa.
In Massena, there are 14.7 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Iowa.
The humidity is usually comfortable in Massena but some summer months can be unpleasant. July is the most humid month, though humidity is low for most of the year. The most humid months in Massena are July, August and June.
May is the wettest month in Massena with 5.0 inches of rain, and the driest month is January with 0.8 inches. The wettest season is Autumn with 38% of yearly precipitation and 9% occurs in Spring, which is the driest season. The annual rainfall of 35.1 inches in Massena means that it is drier than most places in Iowa.
May is the rainiest month in Massena with 11.5 days of rain, and January is the driest month with only 4.1 rainy days. There are 90.7 rainy days annually in Massena, which is less rainy than most places in Iowa. The rainiest season is Summer when it rains 31% of the time and the driest is Spring with only a 16% chance of a rainy day.
An annual snowfall of 24.5 inches in Massena means that it is less snowy than most places in Iowa. December is the snowiest month in Massena with 6.3 inches of snow, and 6 months of the year have significant snowfall.
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