May weather forecast
Grace, AL

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Weather in May

The last month of the spring, May, is another warm month in Grace, Alabama, with an average temperature ranging between min 62.8°F (17.1°C) and max 85.1°F (29.5°C).

Temperature

A minor escalation in the average high-temperature is seen with the onset of May, moving from 77°F (25°C) in April to a still warm 85.1°F (29.5°C). During May nights, Grace documents a marked contrast from daily highs, with an average temperature of 62.8°F (17.1°C).

Heat index

The average heat index in May is evaluated at a tropical 93.2°F (34°C). Adopt special protective actions against heat exhaustion and heat cramps. Long-duration activity risks heatstroke.
Always consider that heat index estimations are for light winds and places in the shade. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is an estimation of the warmth sensation when considering humidity levels. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.

Humidity

The average relative humidity in May is 72%.

Rainfall

In Grace, during May, the rain falls for 13.4 days and regularly aggregates up to 3.15" (80mm) of precipitation. Throughout the year, there are 171.8 rainfall days, and 35.16" (893mm) of precipitation is accumulated.

Snowfall

April through November are months without snowfall in Grace, Alabama.

Daylight

The average length of the day in May is 13h and 47min.
On the first day of the month, sunrise is at 6:01 am and sunset at 7:27 pm. On the last day of May, sunrise is at 5:43 am and sunset at 7:47 pm CDT.

Sunshine

In May, the average sunshine is 10.4h.

UV index

The months with the highest UV index 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 unprotected exposure to Sun's UV rays for average individuals.
Note: In May, an average UV index of 7 transforms into the following instructions:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Updated: Jul 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is May?

During May, Grace experiences an average high-temperature of 85.1°F (29.5°C) and a low-temperature of 62.8°F (17.1°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in May is evaluated at 93.2°F (34°C).

What is the average humidity in May?

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

How many days does it rain in May?

In May, the rain falls for 13.4 days. Throughout May, 3.15" (80mm) of precipitation is accumulated.

When it does not snow?

In Grace, snow does not fall in April through November.

How many hours of daylight does Grace have in May?

In May, the average day length is 13h and 47min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 6:01 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 5:43 am and sunset at 7:47 pm CDT.

How many hours of sunshine does Grace have in May?

The average sunshine duration in May is 10.4h.

When is the highest UV index?

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

What is the UV index reading in May?

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

Average temperature in May - Grace, 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
Grace, AL

Average pressure in May - Grace, AL
  • Average pressure in May: 30.01"Hg

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

Average wind speed in May
Grace, AL

Average wind speed in May - Grace, 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
Grace, AL

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

The 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
Grace, AL

Average rainfall in May - Grace, 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
Grace, AL

Average rainfall days in May - Grace, 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
Grace, AL

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

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

Average snowfall days in May
Grace, AL

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

The month with the highest number of snowfall days is January (0.4 days).
The 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
Grace, AL

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

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in May: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 48min).
The months with the least sunshine are February and December (Average sunshine: 5h and 6min).

Average sunshine days in May
Grace, AL

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

The 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
Grace, AL

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

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

Average cloud cover in May
Grace, AL

Average cloud cover in May - Grace, 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
Grace, AL

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

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

Grace, Alabama, USA

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