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

May weather forecast and climate
Frederick, OK

May, the last month of the spring, in Frederick, is another warm month, with average temperature varying between 84°F (28.9°C) and 57.9°F (14.4°C).

Temperature

In Frederick, the average high-temperature in May is almost the same as in April - a still warm 84°F (28.9°C). In May, in Frederick, the average low-temperature is 57.9°F (14.4°C).

Heat index

In May, the average heat index is estimated at a hot 88.9°F (31.6°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'feels like', 'real feel', or 'felt air temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (metabolic differences, clothing, differences in body mass, height, and shape). Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In May, the average relative humidity is 65%.

Rainfall

The month with the most rainfall is May when the rain falls for 7 days and typically aggregates up to 4.5" (114.3mm) of precipitation.

Snowfall

Months with snowfall are January through June. Throughout May, in Frederick, 0.2" (5.1mm) of snow is accumulated. Throughout the year, in Frederick, 6.7" (170.3mm) of snow is accumulated.

Daylight

The average length of the day in May is 14h.

What is the temperature in May in Frederick?

In May, in Frederick, the average high-temperature is 84°F (28.9°C), and the average low-temperature is 57.9°F (14.4°C). In May, the average heat index (a.k.a. 'apparent temperature', 'real feel'), that combines air temperature and relative humidity, is evaluated at 88.9°F (31.6°C).

What is the average humidity in May in Frederick?

In May, the average relative humidity in Frederick, Oklahoma, is 65%.

How much does it rain in Frederick in May?

In Frederick, Oklahoma, in May, it is raining for 7 days, with typically 4.5" (114.3mm) of accumulated precipitation.

What is the wettest month in Frederick?

May is the month with the most rainfall in Frederick, Oklahoma. Rain falls for 7 days and accumulates 4.5" (114.3mm) of precipitation.

How much does it snow in Frederick in May?

Throughout May, in Frederick, Oklahoma, 0.2" (5.1mm) of snow is accumulated.

What is the average length of the day in May in Frederick?

The average length of the day in May in Frederick is 14h.
Average temperature in May - Frederick, OK
  • Average high temperature in May: 84°F

The warmest month (with the highest average high temperature) is August (98°F).
The month with the lowest average high temperature is January (53°F).

  • Average low temperature in May: 58°F

The month with the highest average low temperature is July (71°F).
The coldest month (with the lowest average low temperature) is January (29°F).

Average humidity in May - Frederick, OK
  • Average humidity in May: 65%

Months with the highest relative humidity are January and February (74%).
The month with the lowest relative humidity is August (50%).

Average rainfall in May - Frederick, OK
  • Average rainfall in May: 4.5"

The wettest month (with the highest rainfall) is May (4.5").
The driest month (with the lowest rainfall) is January (1.1").

Average rainfall days in May - Frederick, OK
  • Average rainfall days in May: 7 days

The month with the highest number of rainy days is May (7 days).
The month with the lowest number of rainy days is November (2.9 days).

Average snowfall in May - Frederick, OK
  • Average snowfall in May: 0.2"

The month with the highest snowfall is January (2.2").
Months with the lowest snowfall are July, August, September, October, November and December (0").

Average daylight in May - Frederick, OK
  • Average daylight in May: 14h

The month with the longest days is June (Average daylight: 14.4h).
The month with shortest days is December (Average daylight: 9.9h).