May weather forecast and climate
Chapman, AL

The last month of the spring, May, is also a moderately hot month in Chapman, Alabama, with average temperature fluctuating between 62.8°F (17.1°C) and 85.1°F (29.5°C).

Temperature

In Chapman, the average high-temperature slightly increases, from 77°F (25°C) in April, to a still warm 85.1°F (29.5°C). In Chapman, the average low-temperature is 62.8°F (17.1°C).

Heat index

The average heat index is estimated at a tropical 93.7°F (34.3°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
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 'real feel', 'feels like', 'felt air temperature', or 'apparent temperature', is a measure of how hot it feels when the actual air humidity is factored in. Additional factors like clothing, 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 particularly important for children. 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 Chapman, the average relative humidity is 72%.

Rainfall

In May, the rain falls for 13.4 days. Throughout May, 3.15" (80mm) of precipitation is accumulated. In Chapman, Alabama, during the entire year, the rain falls for 171.8 days and collects up to 35.16" (893mm) of precipitation.

Snowfall

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

Daylight

The average length of the day is 13.8h.

Sunshine

In Chapman, the average sunshine is 10.4h.

UV index

May through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from the exposure to the Sun's UV rays for ordinary individuals.
Note: In May, the average maximum UV index of 7 translate into the following recommendations:
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. 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 Chapman?

In May, in Chapman, Alabama, the average high-temperature is 85.1°F (29.5°C), and the average low-temperature is 62.8°F (17.1°C). In May, the average heat index (a.k.a. 'feels like', 'felt air temperature'), that factores the actual air temperature with the relative humidity, is evaluated at 93.7°F (34.3°C).

What is the average humidity in May in Chapman?

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

How many days does it rain in May in Chapman?

In Chapman, during May, the rain falls for 13.4 days and regularly aggregates up to 3.15" (80mm) of precipitation.

When it does not snow in Chapman?

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

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

In Chapman, the average length of the day in May is 13.8h.

How many hours of sunshine does Chapman have in May?

In Chapman, the average sunshine in May is 10.4h.

When is the highest UV index in Chapman?

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

What is the UV index intensity in May in Chapman?

In May, the average daily maximum UV index in Chapman is 7. A UV Index estimate of 6 to 7 represents a high health threat from unprotected exposure to the UV radiation.
Average temperature in May - Chapman, AL
  • Average high temperature in May: 85.1°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 (56.7°F).

  • Average low temperature in May: 62.8°F

The month with the highest average low temperature is August (72.1°F).
The coldest month (with the lowest average low temperature) is January (39°F).

Average pressure in May - Chapman, 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 (29.97").

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

The windiest months (with the highest average wind speed) are January and February (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

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

Months with the highest relative humidity are February and December (79%).
The month with the lowest relative humidity is October (71%).

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

The wettest months (with the highest rainfall) are August and December (3.94").
The driest month (with the least rainfall) is November (1.93").

Average rainfall days in May - Chapman, AL
  • Average rainfall days in May: 13.4 days

The month with the highest number of rainy days is July (23 days).
The month with the least rainy days is November (7.3 days).

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

Months with the highest snowfall are January and February (0.2").
Months with the least snowfall are April, May, June, July, August, September, October and November (0").

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

The month with the highest number of snowfall days is January (0.4 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 - Chapman, AL
  • Average daylight in May: 13.8h

The month with the longest days is June (Average daylight: 14.2h).
The month with the shortest days is December (Average daylight: 10.1h).

  • Average sunshine in May: 10.4h

The month with the most sunshine is June (Average sunshine: 10.8h).
Months with the least sunshine are February and December (Average sunshine: 5.1).

Average sunshine days in May - Chapman, AL
  • Average sunshine days in May: 16.4 days

Months with the most sunshine days are October and November (21 days).
The month with the least sunshine days is July (6.5 days).

Average UV index in May - Chapman, 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 - Chapman, AL
  • Average cloud cover in May: 32

The month with the most cloud cover is December (Cloud cover 46).
The month with the least cloud cover is October (Cloud cover 29).

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

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