May weather forecast and climate
Oklahoma City, OK

The State Capitol Building, Oklahoma City, Oklahoma, with flags and a statue outside
The State Capitol Building, Oklahoma City, Oklahoma, with flags and a statue outside
May, the last month of the spring, in Oklahoma City, is a warm month, with average temperature fluctuating between 77.9°F (25.5°C) and 59.5°F (15.3°C).

Temperature

In May, the average high-temperature slightly increases, from an agreeable 70.3°F (21.3°C) in April, to a warm 77.9°F (25.5°C). The average low-temperature, in Oklahoma City, Oklahoma, is 59.5°F (15.3°C).

Humidity

May is the most humid month, with an average relative humidity of 73%.

Rainfall

The month with the most rainfall in Oklahoma City is May when the rain falls for 14.5 days and typically aggregates up to 4.09" (104mm) of precipitation.

Snowfall

May through October are months without snowfall in Oklahoma City.

Daylight

The average length of the day in Oklahoma City is 14.1h.

Sunshine

The average sunshine in Oklahoma City, Oklahoma, is 9h.

UV index

In May, the average daily maximum UV index in Oklahoma City is 6. A UV Index value of 6 to 7 symbolizes a high health risk from the exposure to the Sun's UV radiation for the ordinary person.
Note: In May, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in May in Oklahoma City?

The average high-temperature, in May, in Oklahoma City, is 77.9°F (25.5°C), while the average low-temperature is 59.5°F (15.3°C).

What is the most humid month in Oklahoma City?

With an average relative humidity of 73%, May is the most humid month.

What is the average humidity in May in Oklahoma City?

In May, the average relative humidity in Oklahoma City, Oklahoma, is 73%.

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

In Oklahoma City, during May, the rain falls for 14.5 days and regularly aggregates up to 4.09" (104mm) of precipitation.

What is the wettest month in Oklahoma City?

The month with the most rainfall in Oklahoma City, Oklahoma, is May when the rain falls for 14.5 days and typically aggregates up to 4.09" (104mm) of precipitation.

Does it snow in Oklahoma City in May?

In May, in Oklahoma City, it doesn't snow. April is the latest month when it typically snows.

When it does not snow in Oklahoma City?

In Oklahoma City snow does not fall in May through October.

How many hours of daylight does Oklahoma City have in May?

In May, the average length of the day is 14.1h.

How long on average sun shines in May in Oklahoma City?

In May, the average sunshine in Oklahoma City, Oklahoma, is 9h.

What is the UV index reading in May in Oklahoma City?

The average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV rays.
Average temperature in May - Oklahoma City, OK
  • Average high temperature in May: 25.5°C

The warmest month (with the highest average high temperature) is July (34.2°C).
The month with the lowest average high temperature is January (9.2°C).

  • Average low temperature in May: 15.3°C

The month with the highest average low temperature is July (22.9°C).
The coldest month (with the lowest average low temperature) is January (-0.2°C).

Average pressure in May - Oklahoma City, OK
  • Average pressure in May: 1012.5mbar

The month with the highest atmospheric pressure is January (1021.3mbar).
The month with the lowest atmospheric pressure is June (1011.6mbar).

Average wind speed in May - Oklahoma City, OK
  • Average wind speed in May: 17.4km/h

The windiest month (with the highest average wind speed) is April (19.8km/h).
The calmest month (with the lowest average wind speed) is August (13.9km/h).

Average humidity in May - Oklahoma City, OK
  • Average humidity in May: 73%

The month with the highest relative humidity is May (73%).
The month with the lowest relative humidity is August (60%).

Average rainfall in May - Oklahoma City, OK
  • Average rainfall in May: 104mm

The wettest month (with the highest rainfall) is May (104mm).
The driest month (with the least rainfall) is December (23mm).

Average rainfall days in May - Oklahoma City, OK
  • Average rainfall days in May: 14.5 days

The month with the highest number of rainy days is May (14.5 days).
The month with the least rainy days is January (4.5 days).

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

The month with the highest snowfall is February (32mm).
Months with the least snowfall are 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 February (3 days).
Months with the least snowfall days are May, June, July, August and September (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 the shortest days is December (Average daylight: 9.8h).

  • Average sunshine in May: 9h

Months with the most sunshine are July and August (Average sunshine: 11h).
The month with the least sunshine is December (Average sunshine: 6h).

Average sunshine days in May - Oklahoma City, OK
  • Average sunshine days in May: 13.9 days

The month with the most sunshine days is January (24.4 days).
The month with the least sunshine days is May (13.9 days).

Average UV index in May - Oklahoma City, OK
  • Average UV index in May: 6

Months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in May - Oklahoma City, OK
  • Average cloud cover in May: 35

The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 20).

Average visibility in May - Oklahoma City, OK
  • Average visibility in May: 9km

Months with the highest visibility are January, February, March, June, July, August, September, October, November and December (10km).
Months with the lowest visibility are April and May (9km).