May weather forecast and climate
Oklahoma City, OK

The State Capitol Building in Oklahoma City in Oklahoma, USA, with flags and a statue outside
The State Capitol Building in Oklahoma City in Oklahoma, USA, with flags and a statue outside
The temperature increase is further noted during May. The hours of daytime are also increased compared to night. May is a good month for most outdoor activities. as a result of the warm weather.
May could have been the best month for visiting Oklahoma City if there were no dangers of potential occurring of tornadoes.

What is the temperature in May in Oklahoma City?

In May, the average high-temperature is 80.2°F (26.8°C), and the average low-temperature is 59.5°F (15.3°C).

How many days does it rain in May in Oklahoma City?

In Oklahoma City, in May, during 9.8 rainfall days, typically, 4.6" (118.1mm) of precipitation is accumulated.
Average temperature in May - Oklahoma City, OK
  • Average high temperature in May: 26.8°C

The warmest month (with the highest average high temperature) is July (34.4°C).
The month with the lowest average high temperature is January (9.8°C).

  • Average low temperature in May: 15.3°C

The month with the highest average low temperature is July (22.3°C).
The coldest month (with the lowest average low temperature) is January (-1.8°C).

Average humidity in May - Oklahoma City, OK
  • Average humidity in May: 67.5%

The month with the highest relative humidity is December (67.8%).
The month with the lowest relative humidity is July (60.9%).

Average rainfall in May - Oklahoma City, OK
  • Average rainfall in May: 118.1mm

The wettest month (with the highest rainfall) is June (125.2mm).
The driest month (with the lowest rainfall) is January (35.3mm).

Average rainfall days in May - Oklahoma City, OK
  • Average rainfall days in May: 9.8 days

The month with the highest number of rainy days is May (9.8 days).
The month with the lowest number of rainy days is January (5.1 days).

Average snowfall in May - Oklahoma City, OK
  • Average snowfall in May: 0mm

The month with the highest snowfall is January (71.1mm).
Months with the lowest snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in May - Oklahoma City, OK
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is December (1.7 days).
Months with the lowest number of snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in May / Average sunshine in May - Oklahoma City, OK
  • Average daylight in May: 14.1h

The month with the longest days is June (Average daylight: 14.5h).
The month with shortest days is December (Average daylight: 9.8h).

  • Average sunshine in May: 9.5h

The month with most sunshine is July (Average sunshine: 11.5h).
The month with least sunshine is December (Average sunshine: 5.8h).

Average UV index in May - Oklahoma City, OK
  • Average UV index in May: 9

Months with the highest UV index are June and July (UV index 10).
The month with the lowest UV index is December (UV index 2).

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