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 coming of May brings a minor shift in Alpena's weather, with average high-temperatures adjusting from April's enjoyable 67.8°F (19.9°C) to a warm 76.6°F (24.8°C). May brings an average low-temperature of 56.5°F (13.6°C) to Alpena.Humidity
The months with the highest humidity are March and May, with an average relative humidity of 78%.Rainfall
May is the month with the most rainfall. Rain falls for 15 days and accumulates 3.94" (100mm) of precipitation.Snowfall
January through May, November and December are months with snowfall. May is the last month it regularly snows. During 0.1 snowfall days, in May, Alpena aggregates 0.16" (4mm) of snow. In Alpena, during the entire year, snow falls for 13.3 days and aggregates up to 7.28" (185mm) of snow.Daylight
The average length of the day in May is 14h and 7min.On the first day of May, sunrise is at 6:19 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 8:25 pm CDT.
Sunshine
In May, the average sunshine is 9.1h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum high daily UV index of 6 during May translates into the following directions:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Stay sun-safe with clothing that is both closely woven and worn loosely. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature?
What is the most humid month?
What is the average humidity in May?
What is the wettest month?
How much does it rain in May?
What is the last month it snows?
What is the average length of the day in May?
What time are sunrise and sunset in May?
How many hours of sunshine does Alpena have in May?
What is the month with the highest UV index?
What is the UV index reading in May?
Average temperature in May
Alpena, AR
- Average high temperature in May: 76.6°F
The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (44.2°F).
- Average low temperature in May: 56.5°F
The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (28.6°F).
Average pressure in May
Alpena, 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 (29.94"Hg).
Average wind speed in May
Alpena, AR
- Average wind speed in May: 6.6mph
The windiest month (with the highest average wind speed) is April (8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in May
Alpena, AR
- Average humidity in May: 78%
The months with the highest relative humidity are March and May (78%).
The months with the lowest relative humidity are January and October (73%).
Average rainfall in May
Alpena, AR
- Average rainfall in May: 3.94"
The wettest month (with the highest rainfall) is May (3.94").
The driest months (with the least rainfall) are January and February (1.97").
Average rainfall days in May
Alpena, AR
- Average rainfall days in May: 15 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is December (7.5 days).
Average snowfall in May
Alpena, AR
- Average snowfall in May: 0.16"
The month with the highest snowfall is February (2.36").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in May
Alpena, AR
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is February (4.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Alpena, AR
- Average daylight in May: 14h and 1min
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 1min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 30min).
Average sunshine days in May
Alpena, AR
- Average sunshine days in May: 14.3 days
The month with the most sunshine days is December (21.3 days).
The month with the least sunshine days is July (11.4 days).
Average UV index in May
Alpena, AR
- Average UV index in May: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in May
Alpena, AR
- Average cloud cover in May: 38
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility in May
Alpena, AR
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Alpena, Arkansas, USA
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