Dennis, OK Climate


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United States / Oklahoma / No Metro Area / Delaware County / Dennis / Zip Codes
Dennis, Oklahoma has a humid subtropical climate characterized by hot and humid summers and mild winters. In the summer, temperatures can reach up to 90 degrees Fahrenheit, with high humidity and frequent thunderstorms. The winter months are usually mild, with temperatures rarely dropping below 32 degrees Fahrenheit. Precipitation is abundant throughout the year, with most months seeing at least 3 inches of rain per month. The average annual snowfall is 8 inches, with occasional snow flurries in the winter months.

Dennis, Oklahoma gets 47 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Dennis averages 11 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 224 sunny days per year in Dennis. The US average is 205 sunny days.

Dennis gets some kind of precipitation, on average, 80 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 91 degrees
Winter Low: the January low is 26
Rain: averages 47 inches of rain a year
Snow: averages 11 inches of snow a year


Bestplaces Comfort Index

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

6.4 Summer - 6.4 Winter
May, September and October are the most pleasant months in Dennis, while July and August are the least comfortable months.

  ClimateDennis, OklahomaUnited States
  47.0 in.38.1 in.
  11.1 in.27.8 in.
  80.3 days106.2 days
  224 days205 days
  91.3°85.8°
  25.9°21.7°
  7.37
  4.74.3
  886 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.

August is the hottest month for Dennis with an average high temperature of 92.1°, which ranks it as cooler than most places in Oklahoma. In Dennis, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Dennis are May, October and September.
In Dennis, there are 52.3 days annually when the high temperature is over 90°, which is cooler than most places in Oklahoma.
January has the coldest nighttime temperatures for Dennis with an average of 25.9°. This is about average compared to other places in Oklahoma.
In Dennis, there are 82.7 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Oklahoma.
In Dennis, there are 0.9 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 Dennis 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 Dennis.
May is the wettest month in Dennis with 5.7 inches of rain, and the driest month is January with 2.5 inches. The wettest season is Summer with 30% of yearly precipitation and 18% occurs in Spring, which is the driest season. The annual rainfall of 47.0 inches in Dennis means that it is wetter than most places in Oklahoma.
May is the rainiest month in Dennis with 8.8 days of rain, and January is the driest month with only 5.1 rainy days. There are 80.3 rainy days annually in Dennis, which is rainier than most places in Oklahoma. The rainiest season is Summer when it rains 30% of the time and the driest is Spring with only a 22% chance of a rainy day.
An annual snowfall of 11.1 inches in Dennis means that it is one of the snowiest places in Oklahoma. January is the snowiest month in Dennis with 3.2 inches of snow, and 4 months of the year have significant snowfall.
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