May, OK Climate


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United States / Oklahoma / No Metro Area / Harper County / May / Zip Codes
May, Oklahoma is known for its hot and humid climate. The average high temperature in May is 79°F (26°C) and the average low temperature is 57°F (14°C). The area also sees an average of 4 inches of precipitation during the month, making it one of the rainiest months of the year. Humidity levels can be quite high, so it's important to stay hydrated if you're spending a lot of time outdoors. While summer storms are common in May, they typically don't last very long. Despite being one of the warmer months of the year, May is a great time to explore all that Oklahoma has to offer!

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for May 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 May, while January and December are the least comfortable months.

  ClimateMay, OklahomaUnited States
  24.3 in.38.1 in.
  15.3 in.27.8 in.
  70.4 days106.2 days
  240 days205 days
  94.1°85.8°
  19.6°21.7°
  7.57
  54.3
  2041 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.

July is the hottest month for May with an average high temperature of 94.1°, which ranks it as warmer than most places in Oklahoma. In May, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for May are May, October and September.
In May, there are 74.0 days annually when the high temperature is over 90°, which is hotter than most places in Oklahoma.
January has the coldest nighttime temperatures for May with an average of 19.6°. This is one of the coldest places in Oklahoma.
In May, there are 122.0 days annually when the nighttime low temperature falls below freezing, which is one of the coldest places in Oklahoma.
In May, there are 2.4 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 May 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 May with 3.7 inches of rain, and the driest month is January with 0.7 inches. The wettest season is Autumn with 37% of yearly precipitation and 11% occurs in Spring, which is the driest season. The annual rainfall of 24.3 inches in May means that it is one of the driest places in Oklahoma.
June is the rainiest month in May with 8.2 days of rain, and January is the driest month with only 3.4 rainy days. There are 70.4 rainy days annually in May, 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 15.3 inches in May means that it is one of the snowiest places in Oklahoma. December is the snowiest month in May with 4.1 inches of snow, and 5 months of the year have significant snowfall.
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