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
As May begins, there's a slight increase in the average high-temperature, moving from a pleasant 72.9°F (22.7°C) in April to a moderately hot 80.4°F (26.9°C). Grayton's average low-temperature for the month of May records at a mild 59.2°F (15.1°C).Humidity
In May, the average relative humidity is 75%.Rainfall
In May, the rain falls for 13 days. Throughout May, 1.5" (38mm) of precipitation is accumulated. In Grayton, during the entire year, the rain falls for 147.2 days and collects up to 20.12" (511mm) of precipitation.Snowfall
In Grayton, Alabama, snow does not fall in April through November.Daylight
In May, the average length of the day is 13h and 56min.On the first day of the month, sunrise is at 5:54 am and sunset at 7:27 pm. On the last day of May, sunrise is at 5:34 am and sunset at 7:49 pm CDT.
Sunshine
The average sunshine in May is 10.1h.UV index
The average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The daily high UV index of 6 in May translates into this advice:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature?
What is the average humidity in May?
How much does it rain in May?
When it does not snow?
How many hours of daylight does Grayton have in May?
What time are sunrise and sunset in May?
How long on average sun shines in May?
What is the UV index reading in May?
Average temperature in May
Grayton, AL
- Average high temperature in May: 80.4°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 (50.5°F).
- Average low temperature in May: 59.2°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
Grayton, 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
Grayton, AL
- Average wind speed in May: 5.4mph
The windiest months (with the highest average wind speed) are January and February (7.3mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in May
Grayton, 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
Grayton, AL
- Average rainfall in May: 1.5"
The wettest month (with the highest rainfall) is August (2.13").
The driest month (with the least rainfall) is October (0.98").
Average rainfall days in May
Grayton, AL
- Average rainfall days in May: 13 days
The month with the highest number of rainy days is July (20.2 days).
The month with the least rainy days is November (7.7 days).
Average snowfall in May
Grayton, AL
- Average snowfall in May: 0"
The month with the highest snowfall is January (0.51").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in May
Grayton, AL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (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
Grayton, AL
- Average daylight in May: 13h and 5min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in May: 10h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in May
Grayton, AL
- Average sunshine days in May: 15.5 days
The month with the most sunshine days is October (21.3 days).
The month with the least sunshine days is July (8.6 days).
Average UV index in May
Grayton, AL
- Average UV index in May: 6
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in May
Grayton, AL
- Average cloud cover in May: 32
The months with the most cloud cover are February and December (Cloud cover 47).
The months with the least cloud cover are June and September (Cloud cover 30).
Average visibility in May
Grayton, 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).
Grayton, Alabama, USA
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