May weather forecast
Saint James, LA

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Weather in May

The last month of the spring, May, is another warm month in Saint James, Louisiana, with an average temperature varying between 67.3°F (19.6°C) and 84°F (28.9°C).

Temperature

A soft shift in the average high-temperature is noticeable in May, transitioning from a warm 77.9°F (25.5°C) in April to a still moderately hot 84°F (28.9°C). In Saint James, an average temperature of 67.3°F (19.6°C) is noted during May nights.

Heat index

The heat index value for May is evaluated at a hot 93.2°F (34°C). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.
Keep in mind the heat index values are meant for areas in shade and with light wind. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', arises from combining readings of air temperature and relative moisture content. 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. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.

Humidity

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

Rainfall

In Saint James, during May, the rain falls for 14 days and regularly aggregates up to 2.8" (71mm) of precipitation. Throughout the year, in Saint James, Louisiana, there are 172.6 rainfall days, and 30.2" (767mm) of precipitation is accumulated.

Snowfall

In Saint James, snow does not fall in February through December.

Daylight

In Saint James, the average length of the day in May is 13h and 40min.
On the first day of the month, sunrise is at 6:19 am and sunset at 7:41 pm. On the last day of May, sunrise is at 6:02 am and sunset at 7:59 pm CDT.

Sunshine

In May, the average sunshine in Saint James is 10.2h.

UV index

The average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the average person.
Note: In May, the maximum UV index of 6 transforms into these recommendations:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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Frequently asked questions

How hot does it get in Saint James in May?

Saint James in May has an average high-temperature of 84°F (28.9°C) and an average low-temperature of 67.3°F (19.6°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in May is evaluated at 93.2°F (34°C).

What is the average humidity in May in Saint James?

The average relative humidity in May is 77%.

How much does it rain in Saint James in May?

In May, the rain falls for 14 days. Throughout May, 2.8" (71mm) of precipitation is accumulated.

When it does not snow in Saint James?

February through December are months without snowfall in Saint James.

How many hours of daylight does Saint James have in May?

In Saint James, the average day length in May is 13h and 40min.

When are sunrise and sunset in May in Saint James?

In May, on the first day of the month, sunrise is at 6:19 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 7:59 pm CDT.

How long on average sun shines in May in Saint James?

In May, the average sunshine duration in Saint James is 10.2h.

What is the UV index reading in May in Saint James?

In Saint James, Louisiana, the average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high health risk 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
Saint James, LA

Average temperature in May - Saint James, LA
  • Average high temperature in May: 84°F

The warmest months (with the highest average high temperature) are July and August (89.8°F).
The month with the lowest average high temperature is January (60.3°F).

  • Average low temperature in May: 67.3°F

The month with the highest average low temperature is August (75.4°F).
The coldest month (with the lowest average low temperature) is January (45.1°F).

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Average pressure in May
Saint James, LA

Average pressure in May - Saint James, 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
Saint James, LA

Average wind speed in May - Saint James, LA
  • Average wind speed in May: 6.3mph

The windiest month (with the highest average wind speed) is February (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

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Average humidity in May
Saint James, LA

Average humidity in May - Saint James, LA
  • Average humidity in May: 77%

The months with the highest relative humidity are February, July, August, September and December (79%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in May
Saint James, LA

Average rainfall in May - Saint James, LA
  • Average rainfall in May: 2.8"

The wettest month (with the highest rainfall) is July (4.88").
The driest month (with the least rainfall) is November (1.26").

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Average rainfall days in May
Saint James, LA

Average rainfall days in May - Saint James, LA
  • Average rainfall days in May: 14 days

The month with the highest number of rainy days is August (22.3 days).
The month with the least rainy days is November (8 days).

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Average snowfall in May
Saint James, LA

Average snowfall in May - Saint James, LA
  • Average snowfall in May: 0"

The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in May
Saint James, LA

Average snowfall days in May - Saint James, LA
  • Average snowfall days in May: 0 days

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

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Average daylight in May /
Average sunshine in May
Saint James, LA

Average daylight in May / Average sunshine in May - Saint James, 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 1min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

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Average sunshine days in May
Saint James, LA

Average sunshine days in May - Saint James, LA
  • Average sunshine days in May: 14.5 days

The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is July (6.4 days).

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Average UV index in May
Saint James, LA

Average UV index in May - Saint James, LA
  • Average UV index in May: 6

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

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Average cloud cover in May
Saint James, LA

Average cloud cover in May - Saint James, LA
  • Average cloud cover in May: 30

The month with the most cloud cover is December (Cloud cover 46).
The month with the least cloud cover is October (Cloud cover 25).

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Average visibility in May
Saint James, LA

Average visibility in May - Saint James, 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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Saint James, Louisiana, USA

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