May weather forecast
Smiley Heights, LA

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Weather in May

The last month of the spring, May, is also a moderately hot month in Smiley Heights, Louisiana, with an average temperature varying between 85.6°F (29.8°C) and 65.7°F (18.7°C).

Temperature

As Smiley Heights, Louisiana, welcomes May, the average high-temperature displays a subtle shift, adjusting from a moderately hot 78.4°F (25.8°C) in April to a still warm 85.6°F (29.8°C). In the month of May, the temperature generally rests at an average low of 65.7°F (18.7°C).

Heat index

The heat index value during May is appraised at a very hot 96.8°F (36°C). Take extra safety measures to prevent heat exhaustion and heat cramps. Heatstroke could follow lengthy activity.
Be advised, the heat index considers values for conditions in shade and with a light breeze. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', gives a temperature feeling by integrating air temperature and humidity. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
Through perspiration, the body has a natural mechanism to eliminate excessive heat via sweat evaporation. An increase in relative humidity disrupts body cooling by slowing the evaporation rate, thereby reducing the rate at which the body cools and amplifying the sense of heat. Should the body fail to balance its heat gain, the escalating temperature poses health challenges.

Humidity

In Smiley Heights, the average relative humidity in May is 76%.

Rainfall

In May, the rain falls for 14.7 days. Throughout May, 2.83" (72mm) of precipitation is accumulated. Throughout the year, there are 177.1 rainfall days, and 36.1" (917mm) of precipitation is accumulated.

Snowfall

February through November are months without snowfall.

Daylight

The average length of the day in May is 13h and 42min.
On the first day of May, sunrise is at 6:20 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 8:01 pm CDT.

Sunshine

In May, the average sunshine is 9.7h.

UV index

The months with the highest UV index in Smiley Heights are May through August, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: In May, an average UV index of 7 transforms into the following instructions:
Fend off overexposure. Sun protection is vital. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.

Frequently asked questions

How hot is May?

The high-temperature, in May, in Smiley Heights, is 85.6°F (29.8°C), while the low-temperature averages to 65.7°F (18.7°C). 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 96.8°F (36°C).

What is the average humidity in May?

The average relative humidity in May is 76%.

How many days does it rain in May?

In Smiley Heights, in May, during 14.7 rainfall days, 2.83" (72mm) of precipitation is typically accumulated.

When it does not snow?

February through November are months without snowfall.

What is the average length of the day in May in Smiley Heights?

In May, the average day length is 13h and 42min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 6:20 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 8:01 pm CDT.

How many hours of sunshine does Smiley Heights have in May?

The average sunshine duration in May is 9.7h.

When is the highest UV index?

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

What is the UV index intensity in May?

The average daily maximum UV index in May is 7. A UV Index estimate of 6 to 7 represents a high health threat from unprotected exposure to 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
Smiley Heights, LA

Average temperature in May - Smiley Heights, LA
  • Average high temperature in May: 85.6°F

The warmest months (with the highest average high temperature) are July and August (91.9°F).
The month with the lowest average high temperature is January (58.6°F).

  • Average low temperature in May: 65.7°F

The month with the highest average low temperature is August (73.9°F).
The coldest month (with the lowest average low temperature) is January (42.4°F).

Average pressure in May
Smiley Heights, LA

Average pressure in May - Smiley Heights, LA
  • Average pressure in May: 29.98"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.96"Hg).

Average wind speed in May
Smiley Heights, LA

Average wind speed in May - Smiley Heights, LA
  • Average wind speed in May: 5.3mph

The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is July (4.4mph).

Average humidity in May
Smiley Heights, LA

Average humidity in May - Smiley Heights, LA
  • Average humidity in May: 76%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is October (72%).

Average rainfall in May
Smiley Heights, LA

Average rainfall in May - Smiley Heights, LA
  • Average rainfall in May: 2.83"

The wettest month (with the highest rainfall) is July (4.72").
The driest month (with the least rainfall) is November (1.77").

Average rainfall days in May
Smiley Heights, LA

Average rainfall days in May - Smiley Heights, LA
  • Average rainfall days in May: 14.7 days

The month with the highest number of rainy days is July (22.5 days).
The month with the least rainy days is November (8.8 days).

Average snowfall in May
Smiley Heights, LA

Average snowfall in May - Smiley Heights, LA
  • Average snowfall in May: 0"

The month with the highest snowfall is January (0.28").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").

Average snowfall days in May
Smiley Heights, LA

Average snowfall days in May - Smiley Heights, LA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

Average daylight in May /
Average sunshine in May
Smiley Heights, LA

Average daylight in May / Average sunshine in May - Smiley Heights, LA
  • Average daylight in May: 13h and 4min

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

  • Average sunshine in May: 9h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

Average sunshine days in May
Smiley Heights, LA

Average sunshine days in May - Smiley Heights, LA
  • Average sunshine days in May: 14.8 days

The month with the most sunshine days is November (19.6 days).
The months with the least sunshine days are July and August (7.3 days).

Average UV index in May
Smiley Heights, LA

Average UV index in May - Smiley Heights, LA
  • 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
Smiley Heights, LA

Average cloud cover in May - Smiley Heights, LA
  • Average cloud cover in May: 37

The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 29).

Average visibility in May
Smiley Heights, LA

Average visibility in May - Smiley Heights, LA
  • Average visibility in May: 5mi

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

Smiley Heights, Louisiana, USA

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