May weather forecastHarrisville, AL
May
Weather in May
May, the last month of the spring in Harrisville, is a warm month, with an average temperature ranging between min 59.5°F (15.3°C) and max 80.4°F (26.9°C).Temperature
As Harrisville, Alabama, enters May, the average high-temperature marginally increases from the a pleasant 72.5°F (22.5°C) of April to a moderately hot 80.4°F (26.9°C). During the month of May, an average temperature of 59.5°F (15.3°C) is noted during the nights.Humidity
The average relative humidity in May is 75%.Rainfall
In Harrisville, during May, the rain falls for 15.8 days and regularly aggregates up to 2.99" (76mm) of precipitation. In Harrisville, during the entire year, the rain falls for 175.9 days and collects up to 39.41" (1001mm) of precipitation.Snowfall
In Harrisville, snow does not fall in April through October.Daylight
The average length of the day in May is 13h and 57min.On the first day of the month, sunrise is at 5:54 am and sunset at 7:29 pm. On the last day of May, sunrise is at 5:34 am and sunset at 7:50 pm CDT.
Sunshine
In Harrisville, the average sunshine in May is 9.9h.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 hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: A daily maximum UV index of 6 in May translates into the following instructions:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Harrisville, AL
- Average high temperature in May: 80.4°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 (49.6°F).
- Average low temperature in May: 59.5°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 (34.3°F).
Average pressure in May
Harrisville, AL
- Average pressure in May: 30.02"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in May
Harrisville, AL
- Average wind speed in May: 5.5mph
The windiest months (with the highest average wind speed) are January, February and March (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in May
Harrisville, AL
- Average humidity in May: 75%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (73%).
Average rainfall in May
Harrisville, AL
- Average rainfall in May: 2.99"
The wettest month (with the highest rainfall) is December (4.17").
The driest months (with the least rainfall) are September and October (2.4").
Average rainfall days in May
Harrisville, AL
- Average rainfall days in May: 15.8 days
The month with the highest number of rainy days is July (21.2 days).
The month with the least rainy days is November (9.4 days).
Average snowfall in May
Harrisville, AL
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.55").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Harrisville, AL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (1.7 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
Harrisville, AL
- Average daylight in May: 13h and 54min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in May: 9h and 54min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in May
Harrisville, AL
- Average sunshine days in May: 13.8 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is July (7.8 days).
Average UV index in May
Harrisville, AL
- 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 and December (UV index 2).
Average cloud cover in May
Harrisville, AL
- Average cloud cover in May: 33
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in May
Harrisville, AL
- 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).





