Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
The embrace of May brings a minor uplift in the average high-temperature, shifting from a pleasant 68°F (20°C) in April to a moderately hot 75.6°F (24.2°C). During the month of May, the nighttime temperature falls to an average of 57.9°F (14.4°C).Humidity
May is the most humid month, with an average relative humidity of 77%.Rainfall
The month with the most rainfall is May, when the rain falls for 12.3 days and typically aggregates up to 2.17" (55mm) of precipitation.Snowfall
In Grainola, snow does not fall in April through October.Daylight
In May, the average length of the day in Grainola is 14h and 10min.On the first day of the month, sunrise is at 6:31 am and sunset at 8:15 pm. On the last day of May, sunrise is at 6:08 am and sunset at 8:40 pm CDT.
Sunshine
The average sunshine in May is 9.2h.UV index
The average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the average person.Note: The daily high UV index of 6 during May translates into the following recommendations:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature?
What is the most humid month?
What is the average humidity in May?
What is the rainiest month?
How many days does it rain in May?
When it does not snow?
How many hours of daylight does Grainola have in May?
When are sunrise and sunset in May?
How long on average sun shines in May in Grainola?
What is the UV index intensity in May?
Average temperature in May
Grainola, OK
- Average high temperature in May: 75.6°F
The warmest month (with the highest average high temperature) is July (92.1°F).
The month with the lowest average high temperature is January (45°F).
- Average low temperature in May: 57.9°F
The month with the highest average low temperature is July (71.8°F).
The coldest month (with the lowest average low temperature) is January (28.9°F).
Average pressure in May
Grainola, OK
- Average pressure in May: 29.9"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in May
Grainola, OK
- Average wind speed in May: 9.8mph
The windiest month (with the highest average wind speed) is April (11.5mph).
The calmest months (with the lowest average wind speed) are July and August (8.1mph).
Average humidity in May
Grainola, OK
- Average humidity in May: 77%
The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is October (65%).
Average rainfall in May
Grainola, OK
- Average rainfall in May: 2.17"
The wettest month (with the highest rainfall) is May (2.17").
The driest month (with the least rainfall) is December (0.24").
Average rainfall days in May
Grainola, OK
- Average rainfall days in May: 12.3 days
The month with the highest number of rainy days is May (12.3 days).
The months with the least rainy days are January and December (3.6 days).
Average snowfall in May
Grainola, OK
- Average snowfall in May: 0"
The months with the highest snowfall are January, February and March (0.2").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Grainola, OK
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Grainola, OK
- Average daylight in May: 14h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in May: 9h and 1min
The month with the most sunshine is August (Average sunshine: 11h and 12min).
The months with the least sunshine are January and December (Average sunshine: 6h and 6min).
Average sunshine days in May
Grainola, OK
- Average sunshine days in May: 15.8 days
The month with the most sunshine days is January (26.2 days).
The month with the least sunshine days is May (15.8 days).
Average UV index in May
Grainola, OK
- Average UV index in May: 6
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in May
Grainola, 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
Grainola, OK
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Grainola, Oklahoma, USA
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