May weather forecast
Harmon, LA

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Weather in May

May, the last month of the spring in Harmon, is another warm month, with an average temperature varying between 63.5°F (17.5°C) and 85.1°F (29.5°C).

Temperature

As Harmon enters May, the average high-temperature marginally increases from the 77°F (25°C) of April to a still warm 85.1°F (29.5°C). Harmon records a pronounced decline from the day's peak to an average nighttime low-temperature of 63.5°F (17.5°C) throughout May.

Heat index

Throughout May, the heat index is estimated at a very hot 95°F (35°C). Adopt additional preventive measures, heat cramps and heat exhaustion are potential outcomes. Prolonged activity may trigger heatstroke.
In the scope of the heat index, its values resonate with shade and light wind conditions. Heat index values might soar by up to 15 Fahrenheit (8 Celsius) degrees with exposure to direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', takes into account both air temperature and humidity to illustrate what people actually feel. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.
Evaporating sweat, an outcome of perspiration, is key in assisting the human body to moderate its temperature. During conditions of high air temperature and humidity (high heat index), the body's ability to perspire is inhibited, increasing the sensation of warmth. Overheating risks increase with rising body temperatures, especially if heat release isn't efficient.

Humidity

In May, the average relative humidity is 75%.

Rainfall

The month with the most rainfall is May, when the rain falls for 14.2 days and typically aggregates up to 4.72" (120mm) of precipitation.

Snowfall

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

Daylight

In Harmon, the average length of the day in May is 13h and 49min.
On the first day of May in Harmon, sunrise is at 6:26 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 6:08 am and sunset at 8:14 pm CDT.

Sunshine

The average sunshine in May is 9.2h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: During May, 7 as the daily maximum UV index converts into the following advice:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
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Frequently asked questions

How hot does it get in Harmon in May?

May temperatures in Harmon, Louisiana, vary between a high-temperature of 85.1°F (29.5°C) and a low-temperature of 63.5°F (17.5°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, in May is estimated at 95°F (35°C).

What is the average humidity in May in Harmon?

In May, the average relative humidity in Harmon, Louisiana, is 75%.

What is the wettest month in Harmon?

The month with the most rainfall in Harmon, Louisiana, is May, when the rain falls for 14.2 days and typically aggregates up to 4.72" (120mm) of precipitation.

How much does it rain in Harmon in May?

In Harmon, in May, during 14.2 rainfall days, 4.72" (120mm) of precipitation is typically accumulated.

When it does not snow in Harmon?

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

How many hours of daylight does Harmon have in May?

In Harmon, the average day length in May is 13h and 49min.

When is the sunrise / sunset in May in Harmon?

On the first day of May in Harmon, Louisiana, sunrise is at 6:26 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 6:08 am and sunset at 8:14 pm CDT.

How many hours of sunshine does Harmon have in May?

The average sunshine duration in May in Harmon is 9.2h.

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

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

How high is the UV index in May in Harmon?

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

Average temperature in May - Harmon, LA
  • Average high temperature in May: 85.1°F

The warmest months (with the highest average high temperature) are July and August (95°F).
The month with the lowest average high temperature is January (55.4°F).

  • Average low temperature in May: 63.5°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 (39.4°F).

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Average pressure in May
Harmon, LA

Average pressure in May - Harmon, 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).

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Average wind speed in May
Harmon, LA

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

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

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Average humidity in May
Harmon, LA

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

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are August and October (70%).

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Average rainfall in May
Harmon, LA

Average rainfall in May - Harmon, LA
  • Average rainfall in May: 4.72"

The wettest month (with the highest rainfall) is May (4.72").
The driest month (with the least rainfall) is July (2.09").

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Average rainfall days in May
Harmon, LA

Average rainfall days in May - Harmon, LA
  • Average rainfall days in May: 14.2 days

The month with the highest number of rainy days is March (16 days).
The month with the least rainy days is October (9.8 days).

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Average snowfall in May
Harmon, LA

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

The month with the highest snowfall is February (0.2").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in May
Harmon, LA

Average snowfall days in May - Harmon, 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
Harmon, LA

Average daylight in May / Average sunshine in May - Harmon, 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 months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).

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Average sunshine days in May
Harmon, LA

Average sunshine days in May - Harmon, LA
  • Average sunshine days in May: 14.8 days

The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is February (12.8 days).

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Average UV index in May
Harmon, LA

Average UV index in May - Harmon, 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
Harmon, LA

Average cloud cover in May - Harmon, LA
  • Average cloud cover in May: 38

The month with the most cloud cover is February (Cloud cover 53).
The months with the least cloud cover are August and October (Cloud cover 30).

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Average visibility in May
Harmon, LA

Average visibility in May - Harmon, 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).

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Harmon, Louisiana, USA

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