May weather forecast
Roseland, LA

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Weather in May

May, the last month of the spring in Roseland, is also a moderately hot month, with temperature in the range of an average high of 84.7°F (29.3°C) and an average low of 64.9°F (18.3°C).

Temperature

Roseland perceives a slight temperature ascent during May, with average high-temperatures adjusting from a moderately hot 77.9°F (25.5°C) in April to a still warm 84.7°F (29.3°C). Throughout May, Roseland experiences a low-temperature average of 64.9°F (18.3°C).

Heat index

May's average heat index is appraised at a very hot 95°F (35°C). Undertake additional safety actions, risk of heat cramps and heat exhaustion is significant. Persistent activity may induce heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
The body's innate mechanism to counteract overheating is through perspiration, as it leverages the cooling effects of sweat evaporation. Increased relative humidity slows down evaporation, thereby decreasing the rate of heat removal from the body, culminating in a sensation of overheating. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

In Roseland, Louisiana, the average relative humidity in May is 77%.

Rainfall

In Roseland, in May, it is raining for 14 days, with typically 2.68" (68mm) of accumulated precipitation. Throughout the year, in Roseland, there are 170.5 rainfall days, and 35.43" (900mm) of precipitation is accumulated.

Snowfall

In Roseland, snow does not fall in February through November.

Daylight

In Roseland, the average length of the day in May is 13h and 43min.
On the first day of the month, sunrise is at 6:17 am and sunset at 7:40 pm. On the last day of May, sunrise is at 5:59 am and sunset at 8:00 pm CDT.

Sunshine

In May, the average sunshine is 9.8h.

UV index

May through August, with an average maximum UV index of 7, are months with the highest UV index in Roseland. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: The daily high UV index of 7 in May translates into this advice:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
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Frequently asked questions

Is it hot in Roseland during May?

In Roseland, 84.7°F (29.3°C) is the average high-temperature and 64.9°F (18.3°C) is the average low-temperature during May. In May, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, is appraised at 95°F (35°C).

What is the average humidity in May in Roseland?

In Roseland, the average relative humidity in May is 77%.

How many days does it rain in May in Roseland?

In Roseland, Louisiana, during May, the rain falls for 14 days and regularly aggregates up to 2.68" (68mm) of precipitation.

When it does not snow in Roseland?

February through November are months without snowfall in Roseland.

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

The average day length in May in Roseland is 13h and 43min.

When are sunrise and sunset in May in Roseland?

On the first day of May in Roseland, sunrise is at 6:17 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 8:00 pm CDT.

How many hours of sunshine does Roseland have in May?

In Roseland, Louisiana, the average sunshine duration in May is 9.8h.

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

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

What is the UV index intensity in May in Roseland?

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

Average temperature in May - Roseland, LA
  • Average high temperature in May: 84.7°F

The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (58.3°F).

  • Average low temperature in May: 64.9°F

The month with the highest average low temperature is August (73.6°F).
The coldest month (with the lowest average low temperature) is January (41.5°F).

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Average pressure in May
Roseland, LA

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

The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).

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Average wind speed in May
Roseland, LA

Average wind speed in May - Roseland, LA
  • Average wind speed in May: 5.7mph

The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest month (with the lowest average wind speed) is July (4.5mph).

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Average humidity in May
Roseland, LA

Average humidity in May - Roseland, LA
  • Average humidity in May: 77%

The months with the highest relative humidity are February and December (82%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in May
Roseland, LA

Average rainfall in May - Roseland, LA
  • Average rainfall in May: 2.68"

The wettest month (with the highest rainfall) is December (4.02").
The driest months (with the least rainfall) are September and November (2.05").

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Average rainfall days in May
Roseland, LA

Average rainfall days in May - Roseland, LA
  • Average rainfall days in May: 14 days

The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is November (8.7 days).

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Average snowfall in May
Roseland, LA

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

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

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Average snowfall days in May
Roseland, LA

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

The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

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

Average daylight in May / Average sunshine in May - Roseland, 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 5min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in May
Roseland, LA

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

The month with the most sunshine days is October (19.3 days).
The month with the least sunshine days is July (9.5 days).

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Average UV index in May
Roseland, LA

Average UV index in May - Roseland, 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
Roseland, LA

Average cloud cover in May - Roseland, LA
  • Average cloud cover in May: 36

The month with the most cloud cover is December (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 28).

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Average visibility in May
Roseland, LA

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

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

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Roseland, Louisiana, USA

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