May weather forecast
Terrytown, LA

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Weather in May

The last month of the spring, May, is also a moderately hot month in Terrytown, Louisiana, with an average temperature varying between 82.9°F (28.3°C) and 71.2°F (21.8°C).

Temperature

As Terrytown transitions into May, the average high-temperature is observed to slightly rise from 77°F (25°C) in April to a still warm 82.9°F (28.3°C). Terrytown, during the month of May, experiences an average low-temperature of 71.2°F (21.8°C).

Heat index

Throughout May, the heat index is computed to be a hot 89.6°F (32°C). Exposure and extended activity could potentially cause a state of fatigue and lead to heat cramps.
Heat index data is primarily for areas with shade and subjected to light winds. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are largely significant 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 May, the average relative humidity in Terrytown is 73%.

Rainfall

In May, the rain falls for 8.6 days. Throughout May, 0.75" (19mm) of precipitation is accumulated. Throughout the year, in Terrytown, there are 112.1 rainfall days, and 9.37" (238mm) of precipitation is accumulated.

Snowfall

In Terrytown, snow does not fall in February through December.

Daylight

The average length of the day in May is 13h and 40min.
On the first day of the month, sunrise is at 6:16 am and sunset at 7:37 pm. On the last day of May, in Terrytown, sunrise is at 5:59 am and sunset at 7:56 pm CDT.

Sunshine

The average sunshine in May is 10.6h.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In May, a daily maximum UV index of 7 leads to the following instructions:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
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Frequently asked questions

How hot is it in Terrytown in May?

The average high-temperature and low-temperature during May are 82.9°F (28.3°C) and 71.2°F (21.8°C) respectively. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, in May is computed to be 89.6°F (32°C).

What is the average humidity in May in Terrytown?

In Terrytown, Louisiana, the average relative humidity in May is 73%.

How many days does it rain in May in Terrytown?

In Terrytown, in May, during 8.6 rainfall days, 0.75" (19mm) of precipitation is typically accumulated.

When it does not snow in Terrytown?

In Terrytown, Louisiana, snow does not fall in February through December.

How many hours of daylight does Terrytown have in May?

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

When is the sunrise / sunset in May in Terrytown?

On the first day of May, sunrise is at 6:16 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 7:56 pm CDT.

How long on average sun shines in May in Terrytown?

In Terrytown, the average sunshine duration in May is 10.6h.

What are the months with the highest UV index in Terrytown?

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

What is the UV index intensity in May in Terrytown?

In May, the average daily maximum UV index in Terrytown is 7. A UV Index value of 6 to 7 symbolizes a high health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Terrytown, LA

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

The warmest months (with the highest average high temperature) are July and August (89.4°F).
The month with the lowest average high temperature is January (60.4°F).

  • Average low temperature in May: 71.2°F

The month with the highest average low temperature is August (79.5°F).
The coldest month (with the lowest average low temperature) is January (48.6°F).

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Average pressure in May
Terrytown, LA

Average pressure in May - Terrytown, 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
Terrytown, LA

Average wind speed in May - Terrytown, LA
  • Average wind speed in May: 8.2mph

The windiest months (with the highest average wind speed) are February and April (9.8mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

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Average humidity in May
Terrytown, LA

Average humidity in May - Terrytown, LA
  • Average humidity in May: 73%

The months with the highest relative humidity are February and December (77%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in May
Terrytown, LA

Average rainfall in May - Terrytown, LA
  • Average rainfall in May: 0.75"

The wettest month (with the highest rainfall) is July (1.57").
The driest months (with the least rainfall) are March and April (0.43").

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Average rainfall days in May
Terrytown, LA

Average rainfall days in May - Terrytown, LA
  • Average rainfall days in May: 8.6 days

The month with the highest number of rainy days is August (17.2 days).
The month with the least rainy days is November (4.7 days).

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Average snowfall days in May
Terrytown, LA

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

The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).

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

Average daylight in May / Average sunshine in May - Terrytown, 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 4min

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
Terrytown, LA

Average sunshine days in May - Terrytown, LA
  • Average sunshine days in May: 19.3 days

The month with the most sunshine days is November (23.5 days).
The month with the least sunshine days is August (8.9 days).

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Average UV index in May
Terrytown, LA

Average UV index in May - Terrytown, 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
Terrytown, LA

Average cloud cover in May - Terrytown, LA
  • Average cloud cover in May: 26

The month with the most cloud cover is December (Cloud cover 44).
The month with the least cloud cover is October (Cloud cover 24).

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Average visibility in May
Terrytown, LA

Average visibility in May - Terrytown, 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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Terrytown, Louisiana, USA

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