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
In Roanoke, stepping into May brings a gentle temperature nudge, moving slightly up from April's moderately hot 73.4°F (23°C) to a still warm 81.1°F (27.3°C). An average low-temperature of 60.4°F (15.8°C) is observed in Roanoke during the May nights.Heat index
May's mean heat index is evaluated at a hot 86°F (30°C). Uninterrupted exposure and activity might result in fatigue, potentially causing heat cramps.In reference to the heat index, it's for places in shade and with a slight wind. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', embodies the combination of air temperature and moisture content to illustrate perceived heat. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.
Humidity
The average relative humidity in May in Roanoke, Alabama, is 74%.Rainfall
In Roanoke, in May, during 16.3 rainfall days, 2.91" (74mm) of precipitation is typically accumulated. In Roanoke, during the entire year, the rain falls for 181.7 days and collects up to 39.06" (992mm) of precipitation.Snowfall
April through November are months without snowfall in Roanoke.Daylight
In May, the average length of the day in Roanoke is 13h and 53min.On the first day of the month, sunrise is at 5:52 am and sunset at 7:24 pm. On the last day of May, sunrise is at 5:33 am and sunset at 7:45 pm CDT.
Sunshine
The average sunshine in May is 10.1h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In May, the maximum UV index of 6 suggests this advice:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Frequently asked questions
What is the usual temperature for Roanoke in May?
What is the average humidity in May in Roanoke?
How much does it rain in Roanoke in May?
When it does not snow in Roanoke?
How many hours of daylight does Roanoke have in May?
What time are sunrise and sunset in May in Roanoke?
How many hours of sunshine does Roanoke have in May?
What is the month with the highest UV index in Roanoke?
What is the UV index intensity in May in Roanoke?
Average temperature in May
Roanoke, AL
- Average high temperature in May: 81.1°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 (52°F).
- Average low temperature in May: 60.4°F
The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (35.4°F).
Average pressure in May
Roanoke, 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
Roanoke, AL
- Average wind speed in May: 5.7mph
The windiest month (with the highest average wind speed) is January (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.4mph).
Average humidity in May
Roanoke, AL
- Average humidity in May: 74%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (72%).
Average rainfall in May
Roanoke, AL
- Average rainfall in May: 2.91"
The wettest month (with the highest rainfall) is August (4.06").
The driest month (with the least rainfall) is October (1.93").
Average rainfall days in May
Roanoke, AL
- Average rainfall days in May: 16.3 days
The month with the highest number of rainy days is July (22.7 days).
The month with the least rainy days is November (8.5 days).
Average snowfall in May
Roanoke, AL
- Average snowfall in May: 0"
The month with the highest snowfall is January (0.47").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in May
Roanoke, AL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (1.3 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
Roanoke, AL
- Average daylight in May: 13h and 5min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in May: 10h and 1min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 5h and 0min).
Average sunshine days in May
Roanoke, AL
- Average sunshine days in May: 13.1 days
The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is July (7.5 days).
Average UV index in May
Roanoke, 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, February, November and December (UV index 3).
Average cloud cover in May
Roanoke, AL
- Average cloud cover in May: 33
The month with the most cloud cover is December (Cloud cover 47).
The month with the least cloud cover is October (Cloud cover 31).
Average visibility in May
Roanoke, AL
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Roanoke, Alabama, USA
Weather forecast for your location
2. Allow the app to use your location
