Zip 66770 (Riverton, KS) Climate

The climate in 66770 Riverton, KS is generally hot and humid throughout the year. The summers are long with temperatures regularly reaching into the 90s, while winter temperatures can drop into the twenties. Spring and fall feature milder temperatures, with rain occurring mostly in the spring. Precipitation is low throughout the year, but humidity levels remain high due to its close proximity to Arkansas River. Despite this extreme weather, locals enjoy a refreshing breeze coming off of nearby Cheney Lake which helps make warm months more bearable.

Riverton (zip 66770), Kansas gets 45 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Riverton (zip 66770) averages 9 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 215 sunny days per year in Riverton (zip 66770). The US average is 205 sunny days.

Riverton (zip 66770) 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 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 the 66770 zip code is 7.2 (10=best), which means it is less comfortable than most places in Kansas.

6.4 Summer - 6.1 Winter

September, May and October are the most pleasant months in the 66770 zip code, while January and July are the least comfortable months.

Climate	Riverton, Kansas	United States
	Unlock	38.1 in.
	9.3 in.	Unlock
	Unlock	106.2 days
	215 days	Unlock
	90.4°	85.8°
	Unlock	21.7°
	7.2	Unlock
	Unlock	4.3
	830 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 the 66770 zip code with an average high temperature of 91.0°, which ranks it as about average compared to other places in Kansas. In the 66770 zip code, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 66770 zip code are May, September and October.

In the 66770 zip code, there are 48.5 days annually when the high temperature is over 90°, which is about average compared to other places in Kansas.

January has the coldest nighttime temperatures for the 66770 zip code with an average of 24.2°. This is one of the warmest places in Kansas.

In the 66770 zip code, there are 84.8 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Kansas.

In the 66770 zip code, there are 1.7 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Kansas.

The humidity can be uncomfortably heavy or close in the 66770 zip code 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 the 66770 zip code.

May is the wettest month in the 66770 zip code 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 45.3 inches in the 66770 zip code means that it is one of the wettest places in Kansas.

May is the rainiest month in the 66770 zip code with 11.5 days of rain, and January is the driest month with only 6.3 rainy days. There are 98.6 rainy days annually in the 66770 zip code, which is one of the rainiest places in Kansas. 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 9.3 inches in the 66770 zip code means that it is one of the least snowy places in Kansas. January is the snowiest month in the 66770 zip code with 3.6 inches of snow, and 4 months of the year have significant snowfall.

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