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
May signals a shift in the average high-temperature, moving from April's moderate 60.4°F (15.8°C) to an agreeable 72.1°F (22.3°C). Throughout May, Smithfield anticipates an average low-temperature of 51.1°F (10.6°C).Humidity
In Smithfield, the average relative humidity in May is 79%.Rainfall
May is the month with the most rainfall. Rain falls for 18.4 days and accumulates 2.17" (55mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.3 snowfall days, in May, Smithfield aggregates 0.16" (4mm) of snow. In Smithfield, during the entire year, snow falls for 33.4 days and aggregates up to 9.96" (253mm) of snow.Daylight
The average length of the day in May in Smithfield is 14h and 26min.On the first day of the month, sunrise is at 6:21 am and sunset at 8:18 pm. On the last day of May, sunrise is at 5:55 am and sunset at 8:46 pm EDT.
Sunshine
The average sunshine in May in Smithfield is 8.6h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the average person.Note: The maximum UV index of 6 during May leads to these instructions:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature in Smithfield?
What is the average humidity in May in Smithfield?
What is the wettest month in Smithfield?
How many days does it rain in May in Smithfield?
What is the last month it snows in Smithfield?
What is the average length of the day in May in Smithfield?
When are sunrise and sunset in May in Smithfield?
How many hours of sunshine does Smithfield have in May?
What are the months with the highest UV index in Smithfield?
What is the UV index intensity in May in Smithfield?
Average temperature in May
Smithfield, OH
- Average high temperature in May: 72.1°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in May: 51.1°F
The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in May
Smithfield, OH
- Average pressure in May: 29.99"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in May
Smithfield, OH
- Average wind speed in May: 5.9mph
The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest months (with the lowest average wind speed) are July and August (4.6mph).
Average humidity in May
Smithfield, OH
- Average humidity in May: 79%
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is April (77%).
Average rainfall in May
Smithfield, OH
- 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 January (1.02").
Average rainfall days in May
Smithfield, OH
- Average rainfall days in May: 18.4 days
The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is January (6.7 days).
Average snowfall in May
Smithfield, OH
- Average snowfall in May: 0.16"
The months with the highest snowfall are February and March (2.48").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Smithfield, OH
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Smithfield, OH
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in May: 8h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in May
Smithfield, OH
- Average sunshine days in May: 9.9 days
The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (9.9 days).
Average UV index in May
Smithfield, OH
- 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 1).
Average cloud cover in May
Smithfield, OH
- Average cloud cover in May: 46
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in May
Smithfield, OH
- Average visibility in May: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Smithfield, Ohio, USA
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