May weather forecastOnia, AR
May
Weather in May
May, the last month of the spring in Onia, is a moderately hot month, with an average temperature fluctuating between 77.7°F (25.4°C) and 58.1°F (14.5°C).Temperature
Onia sees a rise in temperature during May, with average high-temperatures transitioning from an agreeable 68.7°F (20.4°C) in April to a warm 77.7°F (25.4°C). Onia experiences an average nighttime temperature of 58.1°F (14.5°C) in the month of May.Humidity
March and May, with an average relative humidity of 79%, are the most humid months.Rainfall
In Onia, in May, it is raining for 16.8 days, with typically 3.66" (93mm) of accumulated precipitation. Throughout the year, there are 156.1 rainfall days, and 34.69" (881mm) of precipitation is accumulated.Snowfall
May through October are months without snowfall.Daylight
In Onia, the average length of the day in May is 14h and 5min.On the first day of the month, sunrise is at 6:15 am and sunset at 7:56 pm. On the last day of May, sunrise is at 5:54 am and sunset at 8:20 pm CDT.
Sunshine
The average sunshine in May is 9.2h.UV index
The months with the highest UV index in Onia are May through August, with an average maximum UV index of 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: A maximum high daily UV index of 6 during May translates into the following directions:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Onia, AR
- Average high temperature in May: 77.7°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (45.1°F).
- Average low temperature in May: 58.1°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (30°F).
Average pressure in May
Onia, AR
- Average pressure in May: 29.96"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Onia, AR
- Average wind speed in May: 6.4mph
The windiest month (with the highest average wind speed) is April (7.7mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in May
Onia, AR
- Average humidity in May: 79%
The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (72%).
Average rainfall in May
Onia, AR
- Average rainfall in May: 3.66"
The wettest month (with the highest rainfall) is April (4.21").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in May
Onia, AR
- Average rainfall days in May: 16.8 days
The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is January (9.1 days).
Average snowfall in May
Onia, AR
- Average snowfall in May: 0"
The month with the highest snowfall is January (1.38").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Onia, AR
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (2.8 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
Onia, AR
- 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 48min).
- Average sunshine in May: 9h and 12min
The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days in May
Onia, AR
- Average sunshine days in May: 13 days
The month with the most sunshine days is December (19.5 days).
The month with the least sunshine days is August (10.8 days).
Average UV index in May
Onia, AR
- Average UV index in May: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in May
Onia, AR
- Average cloud cover in May: 38
The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility in May
Onia, AR
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).





