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 start of May is characterized by a subtle increase in the average high-temperature, transitioning from a pleasant 70.5°F (21.4°C) in April to a moderately hot 77.7°F (25.4°C). Throughout May, the temperature in Halley falls to an average low of 60.1°F (15.6°C).Humidity
May is the most humid month, with an average relative humidity of 78%.Rainfall
The month with the most rainfall is May, when the rain falls for 14.4 days and typically aggregates up to 4.41" (112mm) of precipitation.Snowfall
May through October are months without snowfall in Halley.Daylight
In May, the average length of the day in Halley is 14h and 0min.On the first day of the month, sunrise is at 6:31 am and sunset at 8:08 pm. On the last day of May, sunrise is at 6:10 am and sunset at 8:31 pm CDT.
Sunshine
In Halley, Oklahoma, the average sunshine in May is 8.8h.UV index
In May, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: An average maximum UV index of 6 in May leads to these recommendations:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Frequently asked questions
What are the temperatures in Halley in May?
What is the most humid month in Halley?
What is the average humidity in May in Halley?
What is the wettest month in Halley?
How much does it rain in Halley in May?
When it does not snow in Halley?
Does it snow in Halley in May?
How many hours of daylight does Halley have in May?
When are sunrise and sunset in May in Halley?
How many hours of sunshine does Halley have in May?
What is the UV index intensity in May in Halley?
Average temperature in May
Halley, OK
- Average high temperature in May: 77.7°F
The warmest month (with the highest average high temperature) is July (92.7°F).
The month with the lowest average high temperature is January (48.9°F).
- Average low temperature in May: 60.1°F
The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (33.3°F).
Average pressure in May
Halley, OK
- Average pressure in May: 29.93"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in May
Halley, OK
- Average wind speed in May: 8.3mph
The windiest month (with the highest average wind speed) is April (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity in May
Halley, OK
- Average humidity in May: 78%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is August (66%).
Average rainfall in May
Halley, OK
- Average rainfall in May: 4.41"
The wettest month (with the highest rainfall) is May (4.41").
The driest month (with the least rainfall) is February (1.73").
Average rainfall days in May
Halley, OK
- Average rainfall days in May: 14.4 days
The month with the highest number of rainy days is May (14.4 days).
The month with the least rainy days is January (7.7 days).
Average snowfall in May
Halley, OK
- Average snowfall in May: 0"
The month with the highest snowfall is February (1.14").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Halley, OK
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (2.3 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
Halley, OK
- Average daylight in May: 14h and 0min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in May
Halley, OK
- Average sunshine days in May: 14.8 days
The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is April (14.5 days).
Average UV index in May
Halley, 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
Halley, OK
- Average cloud cover in May: 37
The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility in May
Halley, 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).
Halley, Oklahoma, USA
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