May weather forecast
Harahan Junction, LA

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Weather in May

The last month of the spring, May, is another warm month in Harahan Junction, Louisiana, with an average temperature fluctuating between 82.9°F (28.3°C) and 70.9°F (21.6°C).

Temperature

The commencement of May sees a minor shift in the average high-temperature, moving from a warm 76.6°F (24.8°C) in April to a still moderately hot 82.9°F (28.3°C). An average low-temperature of 70.9°F (21.6°C) is noted during the month of May.

Heat index

For May, the heat index is appraised at a tropical 89.6°F (32°C). Staying active during long-term exposure might result in a state of exhaustion and cause heat cramps.
Given the heat index, its values are aligned with shaded sites and gentle winds. 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 'apparent temperature' or 'real feel', measures the perceived warmth when incorporating the humidity present in the air. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. 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 quite important for babies and toddlers. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.

Humidity

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

Rainfall

In May, in Harahan Junction, Louisiana, the rain falls for 8.6 days. Throughout May, 0.75" (19mm) of precipitation is accumulated. Throughout the year, in Harahan Junction, there are 104.1 rainfall days, and 8.39" (213mm) of precipitation is accumulated.

Daylight

In Harahan Junction, Louisiana, the average length of the day in May is 13h and 40min.
On the first day of the month, sunrise is at 6:17 am and sunset at 7:38 pm. On the last day of May, in Harahan Junction, sunrise is at 6:00 am and sunset at 7:56 pm CDT.

Sunshine

In Harahan Junction, the average sunshine in May is 10.5h.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index in Harahan Junction, Louisiana. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: An average maximum UV index of 7 in May leads to these recommendations:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
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Frequently asked questions

Is it hot in Harahan Junction during May?

The high-temperature in Harahan Junction during May is 82.9°F (28.3°C) and the low-temperature is 70.9°F (21.6°C). In May, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is appraised at 89.6°F (32°C).

What is the average humidity in May in Harahan Junction?

In May, the average relative humidity in Harahan Junction, Louisiana, is 74%.

How many days does it rain in May in Harahan Junction?

In Harahan Junction, in May, it is raining for 8.6 days, with typically 0.75" (19mm) of accumulated precipitation.

How many hours of daylight does Harahan Junction have in May?

The average day length in May in Harahan Junction, Louisiana, is 13h and 40min.

What time are sunrise and sunset in May in Harahan Junction?

In May, on the first day of the month, sunrise is at 6:17 am and sunset at 7:38 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 7:56 pm CDT.

How long on average sun shines in May in Harahan Junction?

In Harahan Junction, the average sunshine duration in May is 10.5h.

What are the months with the highest UV index in Harahan Junction?

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

How high is the UV index in May in Harahan Junction?

The average daily maximum UV index in May is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Harahan Junction, LA

Average temperature in May - Harahan Junction, LA
  • Average high temperature in May: 82.9°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (60.4°F).

  • Average low temperature in May: 70.9°F

The month with the highest average low temperature is August (79°F).
The coldest month (with the lowest average low temperature) is January (47.8°F).

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Average pressure in May
Harahan Junction, LA

Average pressure in May - Harahan Junction, LA
  • Average pressure in May: 29.99"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.97"Hg).

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Average wind speed in May
Harahan Junction, LA

Average wind speed in May - Harahan Junction, LA
  • Average wind speed in May: 8mph

The windiest months (with the highest average wind speed) are February and April (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).

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Average humidity in May
Harahan Junction, LA

Average humidity in May - Harahan Junction, LA
  • Average humidity in May: 74%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in May
Harahan Junction, LA

Average rainfall in May - Harahan Junction, LA
  • Average rainfall in May: 0.75"

The wettest month (with the highest rainfall) is July (1.3").
The driest month (with the least rainfall) is March (0.39").

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Average rainfall days in May
Harahan Junction, LA

Average rainfall days in May - Harahan Junction, LA
  • Average rainfall days in May: 8.6 days

The month with the highest number of rainy days is August (14.8 days).
The month with the least rainy days is November (4.5 days).

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Average daylight in May /
Average sunshine in May
Harahan Junction, LA

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

The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).

  • Average sunshine in May: 10h and 3min

The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

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Average sunshine days in May
Harahan Junction, LA

Average sunshine days in May - Harahan Junction, LA
  • Average sunshine days in May: 19.7 days

The month with the most sunshine days is November (24.6 days).
The month with the least sunshine days is August (10.3 days).

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Average UV index in May
Harahan Junction, LA

Average UV index in May - Harahan Junction, LA
  • Average UV index in May: 7

The months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in May
Harahan Junction, LA

Average cloud cover in May - Harahan Junction, LA
  • Average cloud cover in May: 26

The month with the most cloud cover is December (Cloud cover 45).
The month with the least cloud cover is October (Cloud cover 24).

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Average visibility in May
Harahan Junction, LA

Average visibility in May - Harahan Junction, LA
  • Average visibility in May: 6mi

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

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Harahan Junction, Louisiana, USA

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