May weather forecast
Marthaville, LA

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Weather in May

May, the last month of the spring in Marthaville, is another warm month, with an average temperature varying between 64.4°F (18°C) and 85.1°F (29.5°C).

Temperature

May showcases a minor temperature ascent, adjusting from April's warm 77.4°F (25.2°C) to a still moderately hot 85.1°F (29.5°C). Throughout May, Marthaville experiences a low-temperature average of 64.4°F (18°C).

Heat index

In May, the average heat index is evaluated at a torrid 95°F (35°C). Ensure heightened precautions, risk of heat cramps and heat exhaustion is significant. Sustained activity could provoke heatstroke.
Remember that heat index calculations are made for conditions in the shade with light wind. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
Sweat evaporation plays a crucial role in cooling the human body, a process enabled by perspiration. When the air contains significant moisture, the efficiency of the evaporation process decreases, preventing the body from cooling down effectively and creating a feeling of overheating. If heat absorption exceeds the body's cooling ability, body temperature can elevate, resulting in potential thermal illnesses.

Humidity

In May, the average relative humidity is 74%.

Rainfall

The month with the most rainfall is May, when the rain falls for 13.1 days and typically aggregates up to 3.82" (97mm) of precipitation.

Snowfall

March through November are months without snowfall in Marthaville, Louisiana.

Daylight

In Marthaville, the average length of the day in May is 13h and 47min.
On the first day of May, sunrise is at 6:27 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 6:08 am and sunset at 8:13 pm CDT.

Sunshine

The average sunshine in May in Marthaville is 9.2h.

UV index

In May, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 6 during May translates into the following directions:
Resist extreme sun exposure. Guarding against solar damage is essential. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
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Frequently asked questions

Is it hot in Marthaville during May?

In May, the average high-temperature and low-temperature are 85.1°F (29.5°C) and 64.4°F (18°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in May is evaluated at 95°F (35°C).

What is the average humidity in May in Marthaville?

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

What is the wettest month in Marthaville?

The month with the most rainfall in Marthaville is May, when the rain falls for 13.1 days and typically aggregates up to 3.82" (97mm) of precipitation.

How much does it rain in Marthaville in May?

In Marthaville, Louisiana, during May, the rain falls for 13.1 days and regularly aggregates up to 3.82" (97mm) of precipitation.

When it does not snow in Marthaville?

March through November are months without snowfall.

How many hours of daylight does Marthaville have in May?

The average day length in May in Marthaville, Louisiana, is 13h and 47min.

When are sunrise and sunset in May in Marthaville?

In May, on the first day of the month, sunrise is at 6:27 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 6:08 am and sunset at 8:13 pm CDT.

How many hours of sunshine does Marthaville have in May?

In Marthaville, Louisiana, the average sunshine duration in May is 9.2h.

What is the UV index intensity in May in Marthaville?

In Marthaville, the average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health risk 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
Marthaville, LA

Average temperature in May - Marthaville, LA
  • Average high temperature in May: 85.1°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 (55.9°F).

  • Average low temperature in May: 64.4°F

The month with the highest average low temperature is July (73.6°F).
The coldest month (with the lowest average low temperature) is January (39.7°F).

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Average pressure in May
Marthaville, LA

Average pressure in May - Marthaville, LA
  • Average pressure in May: 29.95"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).

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Average wind speed in May
Marthaville, LA

Average wind speed in May - Marthaville, LA
  • Average wind speed in May: 6.3mph

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).

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Average humidity in May
Marthaville, LA

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

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are August and October (71%).

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Average rainfall in May
Marthaville, LA

Average rainfall in May - Marthaville, LA
  • Average rainfall in May: 3.82"

The wettest month (with the highest rainfall) is May (3.82").
The driest month (with the least rainfall) is November (1.93").

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Average rainfall days in May
Marthaville, LA

Average rainfall days in May - Marthaville, LA
  • Average rainfall days in May: 13.1 days

The month with the highest number of rainy days is August (16.8 days).
The month with the least rainy days is November (8.8 days).

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Average snowfall in May
Marthaville, LA

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

The months with the highest snowfall are January and February (0.24").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in May
Marthaville, LA

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

The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in May / Average sunshine in May - Marthaville, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

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Average sunshine days in May
Marthaville, LA

Average sunshine days in May - Marthaville, LA
  • Average sunshine days in May: 15.8 days

The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is August (11.9 days).

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Average UV index in May
Marthaville, LA

Average UV index in May - Marthaville, 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).

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Average cloud cover in May
Marthaville, LA

Average cloud cover in May - Marthaville, LA
  • Average cloud cover in May: 39

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is October (Cloud cover 31).

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Average visibility in May
Marthaville, LA

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

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

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Marthaville, Louisiana, USA

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