May weather forecast and climate
Riderville, AL

Weather in May

May, the last month of the spring, in Riderville, is another warm month, with average temperature varying between 84°F (28.9°C) and 62.2°F (16.8°C).

Temperature

In Riderville, Alabama, the average high-temperature slightly increases, from a moderately hot 76.6°F (24.8°C) in April, to a still warm 84°F (28.9°C). In Riderville, Alabama, in May, the average low-temperature is 62.2°F (16.8°C).

Heat index

In May, the average heat index is calculated to a tropical 91.2°F (32.9°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'real feel', 'apparent temperature', or 'feels like', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Additional factors like differences in body mass, height, and shape, wind, clothing, 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

In May, the average relative humidity is 72%.

Rainfall

In Riderville, during May, the rain falls for 14.1 days and regularly aggregates up to 3.15" (80mm) of precipitation. Throughout the year, there are 165 rainfall days, and 37.17" (944mm) of precipitation is accumulated.

Snowfall

April through November are months without snowfall.

Daylight

In May, the average length of the day is 13.9h.

Sunshine

The average sunshine in May is 10.2h.

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 the exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. 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. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in May in Riderville?

The average high-temperature, in May, is 84°F (28.9°C), while the average low-temperature is 62.2°F (16.8°C). In May, the average heat index (a.k.a. 'feels like', 'felt air temperature'), that combines air temperature and relative humidity, is estimated at 91.2°F (32.9°C).

What is the average humidity in May in Riderville?

In Riderville, the average relative humidity in May is 72%.

How many days does it rain in May in Riderville?

In Riderville, Alabama, during May, the rain falls for 14.1 days and regularly aggregates up to 3.15" (80mm) of precipitation.

When it does not snow in Riderville?

In Riderville, Alabama, snow does not fall in April through November.

How many hours of daylight does Riderville have in May?

The average length of the day in May in Riderville, Alabama, is 13.9h.

How many hours of sunshine does Riderville have in May?

In May, the average sunshine in Riderville is 10.2h.

What is the UV index intensity in May in Riderville?

The average daily maximum UV index in May in Riderville is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV rays.

Average temperature in May
Riderville, AL

Average temperature in May - Riderville, AL
  • Average high temperature in May: 84°F

The warmest month (with the highest average high temperature) is July (92.1°F).
The month with the lowest average high temperature is January (54.3°F).

  • Average low temperature in May: 62.2°F

Months with the highest average low temperature are July and August (72°F).
The coldest month (with the lowest average low temperature) is January (38.5°F).

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Average pressure in May
Riderville, AL

Average pressure in May - Riderville, AL
  • Average pressure in May: 30"

The month with the highest atmospheric pressure is January (30.16").
Months with the lowest atmospheric pressure are June and August (29.97").

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Average wind speed in May
Riderville, AL

Average wind speed in May - Riderville, AL
  • Average wind speed in May: 5.7mph

The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

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Average humidity in May
Riderville, AL

Average humidity in May - Riderville, AL
  • Average humidity in May: 72%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (69%).

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Average rainfall in May
Riderville, AL

Average rainfall in May - Riderville, AL
  • Average rainfall in May: 3.15"

The wettest month (with the highest rainfall) is December (3.82").
The driest month (with the least rainfall) is September (1.93").

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Average rainfall days in May
Riderville, AL

Average rainfall days in May - Riderville, AL
  • Average rainfall days in May: 14.1 days

The month with the highest number of rainy days is July (20.5 days).
The month with the least rainy days is November (7.8 days).

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Average snowfall in May
Riderville, AL

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

The month with the highest snowfall is January (0.35").
Months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in May
Riderville, AL

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

The month with the highest number of snowfall days is January (0.8 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Riderville, AL

Average daylight in May / Average sunshine in May - Riderville, AL
  • Average daylight in May: 13.9h

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10h).

  • Average sunshine in May: 10.2h

The month with the most sunshine is June (Average sunshine: 10.6h).
Months with the least sunshine are February and December (Average sunshine: 4.9).

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Average sunshine days in May
Riderville, AL

Average sunshine days in May - Riderville, AL
  • Average sunshine days in May: 15.1 days

The month with the most sunshine days is October (21.7 days).
The month with the least sunshine days is July (8 days).

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Average UV index in May
Riderville, AL

Average UV index in May - Riderville, AL
  • Average UV index in May: 6

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

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Average cloud cover in May
Riderville, AL

Average cloud cover in May - Riderville, AL
  • Average cloud cover in May: 33

Months with the most cloud cover are February and December (Cloud cover 47).
Months with the least cloud cover are September and October (Cloud cover 30).

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Average visibility in May
Riderville, AL

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

Months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).

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