May weather forecast and climate
Cottonwood, AL

May, the last month of the spring, in Cottonwood, is also a moderately hot month, with temperature in the range of an average low of 65.3°F (18.5°C) and an average high of 84.7°F (29.3°C).

Temperature

In May, the average high-temperature slightly increases, from 78.1°F (25.6°C) in April, to a still warm 84.7°F (29.3°C). In May, in Cottonwood, Alabama, the average low-temperature is 65.3°F (18.5°C).

Heat index

In May, the average heat index is calculated to a tropical 92.1°F (33.4°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'real feel', 'feels like', or 'felt air temperature', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. Additional factors like metabolic differences, differences in body mass, height, and shape, wind, and activity influence one's weather impression. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

May and October, with an average relative humidity of 70%, are the least humid months.

Rainfall

In Cottonwood, during 12.8 rainfall days, 2.2" (56mm) of precipitation is typically accumulated. In Cottonwood, during the entire year, the rain falls for 156.9 days and collects up to 27.52" (699mm) of precipitation.

Snowfall

February through December are months without snowfall.

Daylight

In May, the average length of the day is 13.7h.

Sunshine

May has the most sunshine of the year, with an average of 10.8h of sunshine.

UV index

Months with the highest UV index in Cottonwood are May through August, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to the UV radiation for the ordinary person.
Note: In May, the average maximum UV index of 7 translate into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in May in Cottonwood?

The average high-temperature, in May, in Cottonwood, is 84.7°F (29.3°C), while the average low-temperature is 65.3°F (18.5°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), that combines air temperature and relative humidity, in May is appraised at 92.1°F (33.4°C).

What are the least humid months in Cottonwood?

Months with the lowest humidity in Cottonwood are May and October, with an average relative humidity of 70%.

What is the average humidity in May in Cottonwood?

In Cottonwood, the average relative humidity in May is 70%.

How much does it rain in Cottonwood in May?

In Cottonwood, in May, it is raining for 12.8 days, with typically 2.2" (56mm) of accumulated precipitation.

When it does not snow in Cottonwood?

In Cottonwood, Alabama, snow does not fall in February through December.

What is the average length of the day in May in Cottonwood?

In May, the average length of the day in Cottonwood is 13.7h.

What month has the most sunshine in Cottonwood?

With an average of 10.8h of sunshine, May has the most sunshine of the year in Cottonwood.

How many hours of sunshine does Cottonwood have in May?

In May, the average sunshine is 10.8h.

What are the months with the highest UV index in Cottonwood?

Months with the highest UV index in Cottonwood are May through August, with an average maximum UV index of 7.

How high is the UV index in May in Cottonwood?

The average daily maximum UV index in May in Cottonwood, Alabama, is 7. A UV Index value of 6 to 7 symbolizes a high health risk from the exposure to the Sun's UV radiation.
Average temperature in May - Cottonwood, AL
  • Average high temperature in May: 84.7°F

The warmest month (with the highest average high temperature) is July (90.9°F).
The month with the lowest average high temperature is January (59.2°F).

  • Average low temperature in May: 65.3°F

The month with the highest average low temperature is August (74.1°F).
The coldest month (with the lowest average low temperature) is January (42.4°F).

Average pressure in May - Cottonwood, AL
  • Average pressure in May: 30.01"

The month with the highest atmospheric pressure is January (30.16").
Months with the lowest atmospheric pressure are June and August (29.98").

Average wind speed in May - Cottonwood, AL
  • Average wind speed in May: 6.1mph

The windiest month (with the highest average wind speed) is March (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

Average humidity in May - Cottonwood, AL
  • Average humidity in May: 70%

Months with the highest relative humidity are August and December (76%).
Months with the lowest relative humidity are May and October (70%).

Average rainfall in May - Cottonwood, AL
  • Average rainfall in May: 2.2"

The wettest month (with the highest rainfall) is August (4.17").
The driest month (with the least rainfall) is November (1.26").

Average rainfall days in May - Cottonwood, AL
  • Average rainfall days in May: 12.8 days

The month with the highest number of rainy days is July (21.4 days).
The month with the least rainy days is November (7.2 days).

Average snowfall in May - Cottonwood, AL
  • Average snowfall in May: 0"

The month with the highest snowfall is January (0.08").
Months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in May - Cottonwood, AL
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (0.3 days).
Months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

Average daylight in May / Average sunshine in May - Cottonwood, AL
  • Average daylight in May: 13.7h

The month with the longest days is June (Average daylight: 14.1h).
The month with the shortest days is December (Average daylight: 10.2h).

  • Average sunshine in May: 10.8h

The month with the most sunshine is May (Average sunshine: 10.8h).
The month with the least sunshine is February (Average sunshine: 5.4h).

Average sunshine days in May - Cottonwood, AL
  • Average sunshine days in May: 15.9 days

The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is August (6.9 days).

Average UV index in May - Cottonwood, AL
  • Average UV index in May: 7

Months with the highest UV index are May, June, July and August (UV index 7).
Months with the lowest UV index are January and December (UV index 3).

Average cloud cover in May - Cottonwood, AL
  • Average cloud cover in May: 27

Months with the most cloud cover are February and December (Cloud cover 42).
Months with the least cloud cover are May and October (Cloud cover 27).

Average visibility in May - Cottonwood, AL
  • Average visibility in May: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).