Oklahoma, USA
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Jefferson, OK

The last month of the spring, May, is a moderately hot month in Jefferson, Oklahoma, with temperature in the range of an average low of 53.1°F (11.7°C) and an average high of 78.1°F (25.6°C).


In Jefferson, the average high-temperature slightly increases, from a pleasant 71.1°F (21.7°C) in April, to a moderately hot 78.1°F (25.6°C). In May, in Jefferson, the average low-temperature is 53.1°F (11.7°C).


May is the month with the most rainfall, with 4.3" (109.2mm) of accumulated precipitation.


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

What is the temperature in May in Jefferson?

In May, the average high-temperature is 78.1°F (25.6°C), and the average low-temperature is 53.1°F (11.7°C).

How much does it rain in Jefferson in May?

During May, Jefferson regularly aggregates up to 4.3" (109.2mm) of precipitation.

What is the wettest month in Jefferson?

The month with the most rainfall in Jefferson is May when 4.3" (109.2mm) of precipitation is typically aggregated.

How many hours of daylight does Jefferson have in May?

The average length of the day in May in Jefferson, Oklahoma, is 14.1h.
Average temperature in May - Jefferson, OK
  • Average high temperature in May: 78°F

Warmest months (with the highest average high temperature) are July and August (95°F).
The month with the lowest average high temperature is January (46°F).

  • Average low temperature in May: 53°F

Months with the highest average low temperature are July and August (68°F).
The coldest month (with the lowest average low temperature) is January (23°F).

Average rainfall in May - Jefferson, OK
  • Average rainfall in May: 4.3"

The wettest month (with the highest rainfall) is May (4.3").
The driest month (with the lowest rainfall) is January (0.9").

Average daylight in May - Jefferson, OK
  • Average daylight in May: 14.1h

The month with the longest days is June (Average daylight: 14.6h).
The month with shortest days is December (Average daylight: 9.7h).