May weather forecastGlencoe, OK
May
Weather in May
The last month of the spring, May, is a moderately hot month in Glencoe, Oklahoma, with an average temperature ranging between max 77°F (25°C) and min 59°F (15°C).Temperature
As May begins, there's a slight increase in the average high-temperature, moving from a pleasant 69.4°F (20.8°C) in April to a warm 77°F (25°C). In the month of May, the temperature generally rests at an average low of 59°F (15°C).Humidity
The most humid month is May, with an average relative humidity of 77%.Rainfall
The month with the most rainfall is May, when the rain falls for 14.7 days and typically aggregates up to 4.13" (105mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
In May, the average length of the day is 14h and 7min.On the first day of the month, sunrise is at 6:33 am and sunset at 8:15 pm. On the last day of May, in Glencoe, sunrise is at 6:11 am and sunset at 8:39 pm CDT.
Sunshine
In Glencoe, the average sunshine in May is 9h.UV index
In Glencoe, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the average person.Note: An average UV index of 6 in May transforms into this advice:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Glencoe, OK
- Average high temperature in May: 77°F
The warmest month (with the highest average high temperature) is July (92.8°F).
The month with the lowest average high temperature is January (47.7°F).
- Average low temperature in May: 59°F
The month with the highest average low temperature is July (72.5°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).
Average pressure in May
Glencoe, OK
- Average pressure in May: 29.91"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in May
Glencoe, OK
- Average wind speed in May: 9.8mph
The windiest months (with the highest average wind speed) are March and April (11.4mph).
The calmest month (with the lowest average wind speed) is August (8.1mph).
Average humidity in May
Glencoe, OK
- Average humidity in May: 77%
The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is August (63%).
Average rainfall in May
Glencoe, OK
- Average rainfall in May: 4.13"
The wettest month (with the highest rainfall) is May (4.13").
The driest month (with the least rainfall) is December (0.87").
Average rainfall days in May
Glencoe, OK
- Average rainfall days in May: 14.7 days
The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is January (5.3 days).
Average snowfall in May
Glencoe, OK
- Average snowfall in May: 0"
The month with the highest snowfall is February (1.34").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Glencoe, OK
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Glencoe, OK
- Average daylight in May: 14h and 6min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in May: 9h and 0min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).
Average sunshine days in May
Glencoe, OK
- Average sunshine days in May: 14.5 days
The month with the most sunshine days is January (23.6 days).
The month with the least sunshine days is May (14.5 days).
Average UV index in May
Glencoe, OK
- Average UV index in May: 6
The 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
Glencoe, 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
Glencoe, 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).





