May weather forecastMcCosh Mill, AL
May
Weather in May
The last month of the spring, May, is another warm month in McCosh Mill, Alabama, with an average temperature ranging between max 81.1°F (27.3°C) and min 60.4°F (15.8°C).Temperature
May signifies a subtle uplift in the average high-temperature, adjusting from 73.4°F (23°C) in April to a still warm 81.1°F (27.3°C). The nights of May anticipate an average low-temperature of 60.4°F (15.8°C).Heat index
The heat index value during May is computed to be a hot 86°F (30°C). With constant exposure and activity, a state of weariness might ensue, leading to potential heat cramps.It is essential to grasp that the heat index's numbers are for shade and light wind settings. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.
Humidity
In May, the average relative humidity in McCosh Mill is 74%.Rainfall
In McCosh Mill, in May, it is raining for 16.3 days, with typically 2.91" (74mm) of accumulated precipitation. Throughout the year, in McCosh Mill, Alabama, there are 181.7 rainfall days, and 39.06" (992mm) of precipitation is accumulated.Snowfall
April through November are months without snowfall.Daylight
In May, the average length of the day is 13h and 53min.On the first day of May, sunrise is at 5:52 am and sunset at 7:23 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 7:44 pm CDT.
Sunshine
In McCosh Mill, the average sunshine in May is 10.1h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.Note: A maximum UV index of 6 in May translates into the following recommendations:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
McCosh Mill, 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
McCosh Mill, 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
McCosh Mill, 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
McCosh Mill, 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
McCosh Mill, 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
McCosh Mill, 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
McCosh Mill, 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
McCosh Mill, 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
McCosh Mill, AL
- Average daylight in May: 13h and 54min
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 6min
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
McCosh Mill, 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
McCosh Mill, 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
McCosh Mill, 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
McCosh Mill, 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).





