May weather forecast
Coal City, AL

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Weather in May

The last month of the spring, May, is a warm month in Coal City, Alabama, with an average temperature fluctuating between 81°F (27.2°C) and 60.1°F (15.6°C).

Temperature

May's arrival brings a modest temperature shift, moving from a pleasant 73°F (22.8°C) in April to a moderately hot 81°F (27.2°C). In Coal City, the average low-temperature during the month of May is a moderate 60.1°F (15.6°C).

Heat index

The heat index in May is appraised at a tropical 86°F (30°C). Continuous activity in exposure could lead to a feeling of fatigue and heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'real feel' or 'apparent temperature', binds temperature metrics with humidity values to give a sense of the actual warmth. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.

Humidity

The average relative humidity in May is 75%.

Rainfall

In Coal City, in May, it is raining for 16.4 days, with typically 3.23" (82mm) of accumulated precipitation. Throughout the year, there are 184.1 rainfall days, and 41.97" (1066mm) of precipitation is accumulated.

Snowfall

March through November are months without snowfall.

Daylight

In May, the average length of the day is 13h and 55min.
On the first day of May, sunrise is at 5:55 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 7:50 pm CDT.

Sunshine

In May, the average sunshine 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 reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum UV index of 6 during May translates into these guidelines:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.

Frequently asked questions

What is the average May temperature?

In Coal City, 81°F (27.2°C) is the average high-temperature and 60.1°F (15.6°C) is the average low-temperature during May. The average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in May is appraised at 86°F (30°C).

What is the average humidity in May?

The average relative humidity in May is 75%.

How many days does it rain in May?

In Coal City, during May, the rain falls for 16.4 days and regularly aggregates up to 3.23" (82mm) of precipitation.

When it does not snow in Coal City?

March through November are months without snowfall.

What is the average length of the day in May?

The average day length in May is 13h and 55min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 5:55 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 7:50 pm CDT.

How long on average sun shines in May?

In Coal City, the average sunshine duration in May is 10.1h.

What are the months with the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 6.

How high is the UV index in May?

The average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Coal City, AL

Average temperature in May - Coal City, AL
  • Average high temperature in May: 81°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (50.9°F).

  • Average low temperature in May: 60.1°F

The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (35.1°F).

Average pressure in May
Coal City, AL

Average pressure in May - Coal City, AL
  • Average pressure in May: 30.01"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
Coal City, AL

Average wind speed in May - Coal City, AL
  • Average wind speed in May: 5.5mph

The windiest months (with the highest average wind speed) are January and February (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.2mph).

Average humidity in May
Coal City, AL

Average humidity in May - Coal City, AL
  • Average humidity in May: 75%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (72%).

Average rainfall in May
Coal City, AL

Average rainfall in May - Coal City, AL
  • Average rainfall in May: 3.23"

The wettest month (with the highest rainfall) is August (4.06").
The driest month (with the least rainfall) is October (2.32").

Average rainfall days in May
Coal City, AL

Average rainfall days in May - Coal City, AL
  • Average rainfall days in May: 16.4 days

The month with the highest number of rainy days is July (22.4 days).
The month with the least rainy days is November (9.2 days).

Average snowfall in May
Coal City, AL

Average snowfall in May - Coal City, AL
  • Average snowfall in May: 0"

The month with the highest snowfall is January (0.91").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

Average snowfall days in May
Coal City, AL

Average snowfall days in May - Coal City, AL
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (1.6 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
Coal City, AL

Average daylight in May / Average sunshine in May - Coal City, AL
  • Average daylight in May: 13h and 5min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in May: 10h and 1min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in May
Coal City, AL

Average sunshine days in May - Coal City, AL
  • Average sunshine days in May: 13.1 days

The month with the most sunshine days is October (19 days).
The month with the least sunshine days is July (6.2 days).

Average UV index in May
Coal City, AL

Average UV index in May - Coal City, AL
  • Average UV index in May: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in May
Coal City, AL

Average cloud cover in May - Coal City, AL
  • Average cloud cover in May: 33

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is September (Cloud cover 30).

Average visibility in May
Coal City, AL

Average visibility in May - Coal City, AL
  • Average visibility in May: 6mi

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

Coal City, Alabama, USA

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