May weather forecast
Heflin, LA

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Weather in May

May, the last month of the spring in Heflin, is another warm month, with an average temperature varying between 63.3°F (17.4°C) and 84.7°F (29.3°C).

Temperature

As Heflin welcomes May, the average high-temperature sees a modest rise, transitioning from 76.3°F (24.6°C) in April to a still warm 84.7°F (29.3°C). Heflin experiences an average low-temperature of 63.3°F (17.4°C) in month of May.

Heat index

May's mean heat index is computed to be a tropical 93.2°F (34°C). Implement additional cautionary measures, heat cramps and heat exhaustion could occur. Prolonged activity might induce heatstroke.
When referencing the heat index, its values are suitable for shady environments and light breezes. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'felt air temperature' or 'feels like', determines the feeling of heat when you account for the relative humidity. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.

Humidity

In May, the average relative humidity in Heflin is 74%.

Rainfall

May is the month with the most rainfall in Heflin. Rain falls for 14.8 days and accumulates 4.17" (106mm) of precipitation.

Snowfall

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

Daylight

In Heflin, the average length of the day in May is 13h and 50min.
On the first day of May, sunrise is at 6:25 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 8:15 pm CDT.

Sunshine

In Heflin, the average sunshine in May is 9.4h.

UV index

In Heflin, the average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index of 6 during May translates into these guidelines:
Guard against overexposure. Protection from sun-induced harm is essential. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.

Frequently asked questions

How hot is it in May?

The average high-temperature, in May, in Heflin, is 84.7°F (29.3°C), while the average low-temperature is 63.3°F (17.4°C). In May, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, is computed to be 93.2°F (34°C).

What is the average humidity in May?

The average relative humidity in May is 74%.

What is the rainiest month?

May is the month with the most rainfall. Rain falls for 14.8 days and accumulates 4.17" (106mm) of precipitation.

How many days does it rain in May in Heflin?

In Heflin, in May, it is raining for 14.8 days, with typically 4.17" (106mm) of accumulated precipitation.

When it does not snow?

In Heflin, Louisiana, snow does not fall in April through November.

How many hours of daylight does Heflin have in May?

The average day length in May is 13h and 50min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:25 am and sunset at 7:54 pm. On the last day of the month, in Heflin, sunrise is at 6:06 am and sunset at 8:15 pm CDT.

How long on average sun shines in May?

The average sunshine duration in May is 9.4h.

What is the UV index intensity in May?

In May, the average daily maximum UV index is 6. 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
Heflin, LA

Average temperature in May - Heflin, LA
  • Average high temperature in May: 84.7°F

The warmest months (with the highest average high temperature) are July and August (94.6°F).
The month with the lowest average high temperature is January (54.1°F).

  • Average low temperature in May: 63.3°F

The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (38.5°F).

Average pressure in May
Heflin, LA

Average pressure in May - Heflin, LA
  • Average pressure in May: 29.96"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in May
Heflin, LA

Average wind speed in May - Heflin, LA
  • Average wind speed in May: 6.2mph

The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).

Average humidity in May
Heflin, LA

Average humidity in May - Heflin, LA
  • Average humidity in May: 74%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is August (69%).

Average rainfall in May
Heflin, LA

Average rainfall in May - Heflin, LA
  • Average rainfall in May: 4.17"

The wettest month (with the highest rainfall) is May (4.17").
The driest months (with the least rainfall) are July and September (2.52").

Average rainfall days in May
Heflin, LA

Average rainfall days in May - Heflin, LA
  • Average rainfall days in May: 14.8 days

The month with the highest number of rainy days is March (15.6 days).
The month with the least rainy days is October (9.5 days).

Average snowfall in May
Heflin, LA

Average snowfall in May - Heflin, LA
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.47").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in May
Heflin, LA

Average snowfall days in May - Heflin, LA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (1.1 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
Heflin, LA

Average daylight in May / Average sunshine in May - Heflin, LA
  • 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: 9h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

Average sunshine days in May
Heflin, LA

Average sunshine days in May - Heflin, LA
  • Average sunshine days in May: 14.3 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is February (12.9 days).

Average UV index in May
Heflin, LA

Average UV index in May - Heflin, LA
  • Average UV index in May: 6

The months with the highest UV index are 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
Heflin, LA

Average cloud cover in May - Heflin, LA
  • Average cloud cover in May: 37

The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are August and September (Cloud cover 29).

Average visibility in May
Heflin, LA

Average visibility in May - Heflin, LA
  • Average visibility in May: 5mi

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

Heflin, Louisiana, USA

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