Ottawa County, OK Climate

Ottawa County, Oklahoma has a humid subtropical climate with hot and humid summers and mild winters. The average temperatures range from about 40°F in January to 80°F in July, with an annual average of around 57°F. Precipitation is abundant in the summer months and snowfall is typically light during the winter months. July and August are the wettest months, receiving around 5 inches of rain each month on average. Ottawa County gets an average of 35 inches of rain per year and 8 inches of snow per year.

Ottawa County, Oklahoma gets 45 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Ottawa County averages 9 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 227 sunny days per year in Ottawa County. The US average is 205 sunny days.

Ottawa County gets some kind of precipitation, on average, 88 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 24
Rain: averages 45 inches of rain a year
Snow: averages 9 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Ottawa County is 7.3 (10=best), which means it is more comfortable than most places in Oklahoma.

6.5 Summer - 6.2 Winter

September, May and October are the most pleasant months in Ottawa County, while January and July are the least comfortable months.

Climate	Ottawa, Oklahoma	United States
	Unlock	38.1 in.
	9.0 in.	Unlock
	Unlock	106.2 days
	227 days	Unlock
	90.4°	85.8°
	Unlock	21.7°
	7.3	Unlock
	Unlock	4.3
	838 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.

August is the hottest month for Ottawa County with an average high temperature of 91.0°, which ranks it as one of the coolest places in Oklahoma. In Ottawa County, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Ottawa County are May, September and October.

In Ottawa County, there are 47.5 days annually when the high temperature is over 90°, which is one of the coolest places in Oklahoma.

January has the coldest nighttime temperatures for Ottawa County with an average of 23.9°. This is colder than most places in Oklahoma.

In Ottawa County, there are 88.1 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Oklahoma.

In Ottawa County, there are 1.2 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Oklahoma.

The humidity can be uncomfortably heavy or close in Ottawa County 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 Ottawa County.

May is the wettest month in Ottawa County with 5.9 inches of rain, and the driest month is January with 1.9 inches. The wettest season is Summer with 30% of yearly precipitation and 15% occurs in Spring, which is the driest season. The annual rainfall of 44.8 inches in Ottawa County means that it is wetter than most places in Oklahoma.

May is the rainiest month in Ottawa County with 10.4 days of rain, and January is the driest month with only 5.4 rainy days. There are 88.4 rainy days annually in Ottawa County, which is rainier than most places in Oklahoma. The rainiest season is Summer when it rains 31% of the time and the driest is Spring with only a 20% chance of a rainy day.

An annual snowfall of 9.0 inches in Ottawa County means that it is snowier than most places in Oklahoma. January is the snowiest month in Ottawa County with 3.1 inches of snow, and 4 months of the year have significant snowfall.

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