May weather forecast
Devalls, LA

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Weather in May

May, the last month of the spring in Devalls, is also a moderately hot month, with temperature in the range of an average high of 85.6°F (29.8°C) and an average low of 65.7°F (18.7°C).

Temperature

May brings a slight elevation in the average high-temperature, transitioning from April's 78.4°F (25.8°C) to a still warm 85.6°F (29.8°C). During May, Devalls witnesses a consistent average low-temperature of 65.7°F (18.7°C).

Heat index

May's average heat index is calculated to be a torrid 96.8°F (36°C). More protective measures are required - heat exhaustion and heat cramps are likely. Heatstroke may follow lengthy activity.
Remember that heat index calculations are made for conditions in the shade with light wind. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Young ones are generally more prone to risk than adults due to their reduced ability to sweat. Their large skin surface area relative to their diminutive bodies and elevated heat production from their activities further enhance this risk.
The evaporation of sweat is a natural cooling mechanism of the human body, facilitated by perspiration. When relative humidity is heightened, it slows the rate of evaporation, thereby decreasing the body's ability to shed heat and creating a sensation of overheating. Heat disorders may be on the horizon when body temperatures rise from inadequate heat management.

Humidity

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. In Devalls, Louisiana, during the entire year, the rain falls for 177.1 days and collects up to 36.1" (917mm) of precipitation.

Snowfall

In Devalls, snow does not fall in February through November.

Daylight

In May, the average length of the day in Devalls, Louisiana, is 13h and 43min.
On the first day of the month, sunrise is at 6:20 am and sunset at 7:43 pm. On the last day of May, in Devalls, sunrise is at 6:03 am and sunset at 8:02 pm CDT.

Sunshine

The average sunshine in May is 9.7h.

UV index

The months with the highest UV index in Devalls 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: A daily high UV index of 7 in May leads to these guidelines:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
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Frequently asked questions

How hot is May in Devalls?

An average high-temperature, in May, in Devalls, is 85.6°F (29.8°C) and the average low-temperature is 65.7°F (18.7°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in May is calculated to be 96.8°F (36°C).

What is the average humidity in May in Devalls?

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

How many days does it rain in May in Devalls?

In Devalls, during May, the rain falls for 14.7 days and regularly aggregates up to 2.83" (72mm) of precipitation.

When it does not snow in Devalls?

February through November are months without snowfall in Devalls.

How many hours of daylight does Devalls have in May?

In May, the average day length in Devalls is 13h and 43min.

When are sunrise and sunset in May in Devalls?

In May, on the first day of the month, sunrise is at 6:20 am and sunset at 7:43 pm. On the last day of the month, in Devalls, Louisiana, sunrise is at 6:03 am and sunset at 8:02 pm CDT.

How long on average sun shines in May in Devalls?

In Devalls, Louisiana, the average sunshine duration in May is 9.7h.

What is the month with the highest UV index in Devalls?

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

How high is the UV index in May in Devalls?

In May, the average daily maximum UV index is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe 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
Devalls, LA

Average temperature in May - Devalls, 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).

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Average pressure in May
Devalls, LA

Average pressure in May - Devalls, 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).

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Average wind speed in May
Devalls, LA

Average wind speed in May - Devalls, 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).

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Average humidity in May
Devalls, LA

Average humidity in May - Devalls, 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%).

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Average rainfall in May
Devalls, LA

Average rainfall in May - Devalls, 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").

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Average rainfall days in May
Devalls, LA

Average rainfall days in May - Devalls, 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).

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Average snowfall in May
Devalls, LA

Average snowfall in May - Devalls, 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").

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Average snowfall days in May
Devalls, LA

Average snowfall days in May - Devalls, 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).

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Average daylight in May /
Average sunshine in May
Devalls, LA

Average daylight in May / Average sunshine in May - Devalls, 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).

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Average sunshine days in May
Devalls, LA

Average sunshine days in May - Devalls, 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).

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Average UV index in May
Devalls, LA

Average UV index in May - Devalls, 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).

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Average cloud cover in May
Devalls, LA

Average cloud cover in May - Devalls, 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).

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Average visibility in May
Devalls, LA

Average visibility in May - Devalls, 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).

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Devalls, Louisiana, USA

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