May weather forecast
Merryville, LA

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Weather in May

May, the last month of the spring in Merryville, is also a moderately hot month, with temperature in the range of an average low of 65.5°F (18.6°C) and an average high of 85.8°F (29.9°C).

Temperature

As Merryville enters May, the average high-temperature marginally increases from the 78.3°F (25.7°C) of April to a still warm 85.8°F (29.9°C). Throughout May, an average nighttime temperature of 65.5°F (18.6°C) is experienced in Merryville.

Heat index

The heat index in May is estimated at a sweltering 96.8°F (36°C). Ensure additional precautions, heat exhaustion and heat cramps may be expected. Heatstroke could occur from sustained activity.
Understanding the heat index involves considering values for shaded locales with light wind. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
To combat high temperatures, the human body perspires and relies on sweat evaporation for cooling. An increase in relative humidity hinders the body's normal cooling function by reducing evaporation, thereby decreasing the rate of body cooling and enhancing the sense of warmth. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.

Humidity

The average relative humidity in May in Merryville, Louisiana, is 75%.

Rainfall

In Merryville, Louisiana, during May, the rain falls for 12.2 days and regularly aggregates up to 2.36" (60mm) of precipitation. Throughout the year, there are 150.4 rainfall days, and 22.8" (579mm) of precipitation is accumulated.

Snowfall

In Merryville, snow does not fall in March through November.

Daylight

The average length of the day in May is 13h and 43min.
On the first day of the month, sunrise is at 6:29 am and sunset at 7:53 pm. On the last day of May, in Merryville, sunrise is at 6:11 am and sunset at 8:12 pm CDT.

Sunshine

The average sunshine in May in Merryville, Louisiana, is 9.4h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: A typical high UV index of 7 in May suggests the following recommendations:
Shun overexposure. Protection from sun ravages is indispensable. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
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Frequently asked questions

How hot does it get in Merryville in May?

Merryville in May has an average high-temperature of 85.8°F (29.9°C) and an average low-temperature of 65.5°F (18.6°C). In May, the average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, is estimated at 96.8°F (36°C).

What is the average humidity in May in Merryville?

The average relative humidity in May in Merryville is 75%.

How much does it rain in Merryville in May?

In Merryville, Louisiana, in May, it is raining for 12.2 days, with typically 2.36" (60mm) of accumulated precipitation.

When it does not snow in Merryville?

March through November are months without snowfall.

What is the average length of the day in May in Merryville?

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

When is the sunrise / sunset in May in Merryville?

On the first day of May, sunrise is at 6:29 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 8:12 pm CDT.

How long on average sun shines in May in Merryville?

In May, the average sunshine duration in Merryville, Louisiana, is 9.4h.

When is the highest UV index in Merryville?

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

How high is the UV index in May in Merryville?

In Merryville, Louisiana, the average daily maximum UV index in May is 7. A UV Index of 6 to 7 symbolizes a high health threat from 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
Merryville, LA

Average temperature in May - Merryville, LA
  • Average high temperature in May: 85.8°F

The warmest months (with the highest average high temperature) are July and August (94.5°F).
The month with the lowest average high temperature is January (57.7°F).

  • Average low temperature in May: 65.5°F

The month with the highest average low temperature is July (73.8°F).
The coldest month (with the lowest average low temperature) is January (40.8°F).

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Average pressure in May
Merryville, LA

Average pressure in May - Merryville, 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
Merryville, LA

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

The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

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Average humidity in May
Merryville, LA

Average humidity in May - Merryville, LA
  • Average humidity in May: 75%

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
Merryville, LA

Average rainfall in May - Merryville, LA
  • Average rainfall in May: 2.36"

The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is November (1.3").

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Average rainfall days in May
Merryville, LA

Average rainfall days in May - Merryville, LA
  • Average rainfall days in May: 12.2 days

The month with the highest number of rainy days is August (18.8 days).
The month with the least rainy days is November (8.5 days).

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Average snowfall in May
Merryville, LA

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

The month with the highest snowfall is January (0.39").
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
Merryville, LA

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

The month with the highest number of snowfall days is January (0.6 days).
The months with the least snowfall days are April, May, June, July, August, October and November (0 days).

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

Average daylight in May / Average sunshine in May - Merryville, 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 2min

The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).

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Average sunshine days in May
Merryville, LA

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

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is August (10.1 days).

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Average UV index in May
Merryville, LA

Average UV index in May - Merryville, 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
Merryville, LA

Average cloud cover in May - Merryville, LA
  • Average cloud cover in May: 40

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is October (Cloud cover 32).

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Average visibility in May
Merryville, LA

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

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

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Merryville, Louisiana, USA

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