Harper County, OK Climate

Harper, OK County has a typically mild climate with warm summers and cool winters. The average temperature in the summer months is around 80 degrees Fahrenheit, while the average temperature in the winter months is around 40 degrees Fahrenheit. Precipitation is fairly evenly distributed throughout the year, with about 30 inches of rain and an average of 10 inches of snow during the winter season. The area experiences few extreme weather conditions, so residents can enjoy comfortable outdoor activities all year round.

Harper County, Oklahoma gets 24 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Harper County averages 16 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 241 sunny days per year in Harper County. The US average is 205 sunny days.

Harper County gets some kind of precipitation, on average, 69 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 94 degrees
Winter Low: the January low is 20
Rain: averages 24 inches of rain a year
Snow: averages 16 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Harper County is 7.5 (10=best), which means it is one of the most pleasant places in Oklahoma.

7.2 Summer - 6.3 Winter

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

Climate	Harper, Oklahoma	United States
	Unlock	38.1 in.
	15.8 in.	Unlock
	Unlock	106.2 days
	241 days	Unlock
	94.1°	85.8°
	Unlock	21.7°
	7.5	Unlock
	Unlock	4.3
	1988 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 Harper County with an average high temperature of 94.1°, which ranks it as warmer than most places in Oklahoma. In Harper County, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Harper County are May, October and September.

In Harper County, there are 73.1 days annually when the high temperature is over 90°, which is hotter than most places in Oklahoma.

January has the coldest nighttime temperatures for Harper County with an average of 20.0°. This is one of the coldest places in Oklahoma.

In Harper County, there are 119.3 days annually when the nighttime low temperature falls below freezing, which is one of the coldest places in Oklahoma.

In Harper County, there are 2.3 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in Oklahoma.

The humidity is usually comfortable in Harper County but some summer months can be sticky or muggy. July is the most humid month, though humidity is low for most of the year. The most humid months are July, August and June.

June is the wettest month in Harper County with 3.8 inches of rain, and the driest month is January with 0.7 inches. The wettest season is Autumn with 38% of yearly precipitation and 11% occurs in Spring, which is the driest season. The annual rainfall of 24.1 inches in Harper County means that it is one of the driest places in Oklahoma.

June is the rainiest month in Harper County with 8.2 days of rain, and January is the driest month with only 3.3 rainy days. There are 68.8 rainy days annually in Harper County, which is less rainy than most places in Oklahoma. The rainiest season is Autumn when it rains 31% of the time and the driest is Spring with only a 17% chance of a rainy day.

An annual snowfall of 15.8 inches in Harper County means that it is one of the snowiest places in Oklahoma. December is the snowiest month in Harper County with 4.2 inches of snow, and 6 months of the year have significant snowfall.

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