May weather forecastSmithsonia, AL
May
Weather in May
The last month of the spring, May, is a warm month in Smithsonia, Alabama, with an average temperature ranging between min 59.7°F (15.4°C) and max 79°F (26.1°C).Temperature
May sees a marginal temperature increase, moving from an agreeable 70.3°F (21.3°C) in April to a warm 79°F (26.1°C). During the month of May, an average temperature of 59.7°F (15.4°C) is noted during the nights.Humidity
In Smithsonia, the average relative humidity in May is 77%.Rainfall
In Smithsonia, during May, the rain falls for 16.3 days and regularly aggregates up to 3.43" (87mm) of precipitation. In Smithsonia, during the entire year, the rain falls for 170.1 days and collects up to 40.12" (1019mm) of precipitation.Snowfall
In Smithsonia, snow does not fall in May through October.Daylight
In Smithsonia, the average length of the day in May is 14h and 0min.On the first day of the month, sunrise is at 6:00 am and sunset at 7:37 pm. On the last day of May, sunrise is at 5:39 am and sunset at 7:59 pm CDT.
Sunshine
The average sunshine in May is 9.4h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for average individuals.Note: An average maximum UV index of 6 in May leads to these recommendations:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Smithsonia, AL
- Average high temperature in May: 79°F
The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (47.7°F).
- Average low temperature in May: 59.7°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (33.1°F).
Average pressure in May
Smithsonia, AL
- Average pressure in May: 30"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in May
Smithsonia, AL
- Average wind speed in May: 6.2mph
The windiest month (with the highest average wind speed) is February (7.9mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).
Average humidity in May
Smithsonia, AL
- Average humidity in May: 77%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (73%).
Average rainfall in May
Smithsonia, AL
- Average rainfall in May: 3.43"
The wettest month (with the highest rainfall) is February (4.37").
The driest month (with the least rainfall) is November (2.28").
Average rainfall days in May
Smithsonia, AL
- Average rainfall days in May: 16.3 days
The month with the highest number of rainy days is July (19.1 days).
The month with the least rainy days is November (9.7 days).
Average snowfall in May
Smithsonia, AL
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.55").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Smithsonia, AL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (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
Smithsonia, AL
- 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: 9h and 24min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 30min).
Average sunshine days in May
Smithsonia, AL
- Average sunshine days in May: 12.3 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (9.8 days).
Average UV index in May
Smithsonia, AL
- 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
Smithsonia, AL
- Average cloud cover in May: 37
The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are June and September (Cloud cover 31).
Average visibility in May
Smithsonia, AL
- Average visibility in May: 5mi
The months with the highest visibility are February, March, April, June, September, October, November and December (6mi).
The months with the lowest visibility are January, May, July and August (5mi).





