May weather forecast and climate
Duff Settlement, AL

The last month of the spring, May, is also a moderately hot month in Duff Settlement, Alabama, with average temperature ranging between max 82.9°F (28.3°C) and min 61.9°F (16.6°C).

Temperature

In May, the average high-temperature marginally rises, from 75°F (23.9°C) in April, to a still moderately hot 82.9°F (28.3°C). The average low-temperature, in Duff Settlement, Alabama, is 61.9°F (16.6°C).

Heat index

The average heat index is estimated at a hot 89.1°F (31.7°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. 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 'apparent temperature', 'felt air temperature', 'feels like', or 'real feel', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (wind, clothing, metabolic differences). 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

The average relative humidity in May is 73%.

Rainfall

In Duff Settlement, it is raining for 10.2 days, with typically 0.94" (24mm) of accumulated precipitation. Throughout the year, there are 125.6 rainfall days, and 12.99" (330mm) of precipitation is accumulated.

Snowfall

March through November are months without snowfall.

Daylight

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

Sunshine

The average sunshine in Duff Settlement is 10.1h.

UV index

In Duff Settlement, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high threat to health from the exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 6 in May transform into the following instructions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in May in Duff Settlement?

In May, in Duff Settlement, Alabama, the average high-temperature is 82.9°F (28.3°C), and the average low-temperature is 61.9°F (16.6°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), that combines air temperature and relative humidity, in May is evaluated at 89.1°F (31.7°C).

What is the average humidity in May in Duff Settlement?

In May, the average relative humidity is 73%.

How many days does it rain in May in Duff Settlement?

In Duff Settlement, Alabama, in May, during 10.2 rainfall days, 0.94" (24mm) of precipitation is typically accumulated.

When it does not snow in Duff Settlement?

In Duff Settlement snow does not fall in March through November.

How many hours of daylight does Duff Settlement have in May?

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

How long on average sun shines in May in Duff Settlement?

The average sunshine in May is 10.1h.

What is the UV index reading in May in Duff Settlement?

In Duff Settlement, Alabama, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from unprotected exposure to the UV radiation.
Average temperature in May - Duff Settlement, AL
  • Average high temperature in May: 82.9°F

The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (52.7°F).

  • Average low temperature in May: 61.9°F

The month with the highest average low temperature is July (71.4°F).
The coldest month (with the lowest average low temperature) is January (37.2°F).

Average pressure in May - Duff Settlement, AL
  • Average pressure in May: 30"

The month with the highest atmospheric pressure is January (30.17").
The month with the lowest atmospheric pressure is June (29.97").

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

The windiest month (with the highest average wind speed) is February (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

Average humidity in May - Duff Settlement, AL
  • Average humidity in May: 73%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (70%).

Average rainfall in May - Duff Settlement, AL
  • Average rainfall in May: 0.94"

The wettest month (with the highest rainfall) is July (1.61").
The driest month (with the least rainfall) is September (0.59").

Average rainfall days in May - Duff Settlement, AL
  • Average rainfall days in May: 10.2 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is November (6 days).

Average snowfall in May - Duff Settlement, AL
  • Average snowfall in May: 0"

Months with the highest snowfall are January and February (0.12").
Months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

Average snowfall days in May - Duff Settlement, AL
  • Average snowfall days in May: 0 days

Months with the highest number of snowfall days are January and February (0.6 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in May / Average sunshine in May - Duff Settlement, 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: 10.1h

The month with the most sunshine is June (Average sunshine: 10.7h).
Months with the least sunshine are February and December (Average sunshine: 4.9).

Average sunshine days in May - Duff Settlement, AL
  • Average sunshine days in May: 18.7 days

The month with the most sunshine days is October (23.3 days).
The month with the least sunshine days is July (10 days).

Average UV index in May - Duff Settlement, AL
  • Average UV index in May: 6

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

Average cloud cover in May - Duff Settlement, AL
  • Average cloud cover in May: 33

Months with the most cloud cover are February and December (Cloud cover 47).
The month with the least cloud cover is October (Cloud cover 29).

Average visibility in May - Duff Settlement, 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).