Trempealeau County, WI Climate

Trempealeau County, WI has a climate characterized by cold, snowy winters and warm summers. During the winter months, temperatures are usually below freezing and snow is common. Average snowfall ranges from 30-40 inches each year. Summers in this area tend to be hot and humid, with average temperatures of around 75 degrees Fahrenheit (24°C). Rainfall averages over 35 inches annually. Due to its location near Lake Michigan, fog is sometimes present along the shoreline of Trempealeau County during the spring and summer months.

Trempealeau County, Wisconsin gets 34 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Trempealeau County averages 42 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 192 sunny days per year in Trempealeau County. The US average is 205 sunny days.

Trempealeau County 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 83 degrees
Winter Low: the January low is 6
Rain: averages 34 inches of rain a year
Snow: averages 42 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Trempealeau County is 6.6 (10=best), which means it is more comfortable than most places in Wisconsin.

9.1 Summer - 4 Winter

August, July and June are the most pleasant months in Trempealeau County, while January and December are the least comfortable months.

Climate	Trempealeau, Wisconsin	United States
	34.1 in.	38.1 in.
	41.8 in.	27.8 in.
	107.3 days	106.2 days
	192 days	205 days
	82.5°	85.8°
	5.7°	21.7°
	6.6	7
	3.2	4.3
	927 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 Trempealeau County with an average high temperature of 82.5°, which ranks it as warmer than most places in Wisconsin. In Trempealeau County, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Trempealeau County are June, August and July.

In Trempealeau County, there are 7.8 days annually when the high temperature is over 90°, which is hotter than most places in Wisconsin.

January has the coldest nighttime temperatures for Trempealeau County with an average of 5.7°. This is colder than most places in Wisconsin.

In Trempealeau County, there are 162.2 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Wisconsin.

In Trempealeau County, there are 28.5 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Wisconsin.

Humidity in Trempealeau County is generally low and comfortable. But there some days when the humidity becomes unpleasant, especially in July and August. The most humid months (but still comfortable) are July, August and June.

August is the wettest month in Trempealeau County with 4.6 inches of rain, and the driest month is January with 0.9 inches. The wettest season is Autumn with 39% of yearly precipitation and 9% occurs in Spring, which is the driest season. The annual rainfall of 34.1 inches in Trempealeau County means that it is about average compared to other places in Wisconsin.

May is the rainiest month in Trempealeau County with 11.4 days of rain, and February is the driest month with only 6.4 rainy days. There are 107.3 rainy days annually in Trempealeau County, which is less rainy than most places in Wisconsin. The rainiest season is Autumn when it rains 28% of the time and the driest is Spring with only a 20% chance of a rainy day.

An annual snowfall of 41.8 inches in Trempealeau County means that it is less snowy than most places in Wisconsin. December is the snowiest month in Trempealeau County with 10.7 inches of snow, and 6 months of the year have significant snowfall.

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