Ottawa, MN Climate


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United States / Minnesota / Minneapolis-St. Paul-Bloomington Metro Area / Le Sueur County / Ottawa / Zip Codes
Ottawa is located in the state of Minnesota and has a humid continental climate. The city experiences four distinct seasons, with hot and humid summers and cold, snowy winters. During the summer, temperatures can reach up to 84 degrees Fahrenheit while during the winter they stay around 15 degrees Fahrenheit on average. Precipitation throughout the year is moderate but snowfall is quite high in Ottawa with an annual average of 35 inches of snow. The area experiences some thunderstorms as well as strong winds throughout the year.

Ottawa, Minnesota gets 33 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Ottawa averages 41 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 196 sunny days per year in Ottawa. The US average is 205 sunny days.

Ottawa gets some kind of precipitation, on average, 99 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 4
Rain: averages 33 inches of rain a year
Snow: averages 41 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Ottawa is 6.7 (10=best), which means it is one of the most pleasant places in Minnesota.

9.2 Summer - 4.1 Winter
August, July and June are the most pleasant months in Ottawa, while January and December are the least comfortable months.

  ClimateOttawa, MinnesotaUnited States
    Unlock38.1 in.
  40.6 in.  Unlock
    Unlock106.2 days
  196 days  Unlock
  82.6°85.8°
    Unlock21.7°
  6.7  Unlock
    Unlock4.3
  797 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 Ottawa with an average high temperature of 82.6°, which ranks it as warmer than most places in Minnesota. In Ottawa, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Ottawa are June, August and July.
In Ottawa, there are 9.9 days annually when the high temperature is over 90°, which is hotter than most places in Minnesota.
January has the coldest nighttime temperatures for Ottawa with an average of 4.4°. This is warmer than most places in Minnesota.
In Ottawa, there are 161.5 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Minnesota.
In Ottawa, there are 30.5 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Minnesota.
The humidity is usually comfortable in Ottawa but some summer days can be muggy. July is the most humid month, though it is still relatively mild compared to many other places. The most humid months are July, August and June.
August is the wettest month in Ottawa with 5.0 inches of rain, and the driest month is February with 0.8 inches. The wettest season is Autumn with 43% of yearly precipitation and 9% occurs in Spring, which is the driest season. The annual rainfall of 32.8 inches in Ottawa means that it is wetter than most places in Minnesota.
May is the rainiest month in Ottawa with 11.7 days of rain, and January is the driest month with only 5.3 rainy days. There are 98.7 rainy days annually in Ottawa, which is about average compared to other places in Minnesota. The rainiest season is Autumn when it rains 30% of the time and the driest is Spring with only a 18% chance of a rainy day.
An annual snowfall of 40.6 inches in Ottawa means that it is less snowy than most places in Minnesota. December is the snowiest month in Ottawa with 8.7 inches of snow, and 6 months of the year have significant snowfall.
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