May weather forecast
Marion, MS

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Weather in May

May, the last month of the spring in Marion, is also a moderately hot month, with an average temperature varying between 62.2°F (16.8°C) and 83.8°F (28.8°C).

Temperature

May brings a slight elevation in the average high-temperature, transitioning from April's 76.3°F (24.6°C) to a still warm 83.8°F (28.8°C). Marion demonstrates a significant disparity from daytime highs throughout the month of May, with an average nighttime temperature of 62.2°F (16.8°C).

Heat index

The heat index for May is computed to be a tropical 91.4°F (33°C). Undertake special precautions, the probability of heat exhaustion and heat cramps is high. Prolonged activity may provoke heatstroke.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', arises from combining readings of air temperature and relative moisture content. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. 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 largely 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.

Humidity

In May, the average relative humidity is 74%.

Rainfall

In May, in Marion, the rain falls for 12.8 days. Throughout May, 2.36" (60mm) of precipitation is accumulated. Throughout the year, in Marion, Mississippi, there are 161.5 rainfall days, and 34.65" (880mm) of precipitation is accumulated.

Snowfall

In Marion, snow does not fall in March through October.

Daylight

In Marion, the average length of the day in May is 13h and 50min.
On the first day of May in Marion, Mississippi, sunrise is at 6:07 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 7:56 pm CDT.

Sunshine

In Marion, Mississippi, the average sunshine in May is 9.8h.

UV index

In May, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: A daily high UV index of 6 in May leads to these guidelines:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. To cut down UV radiation exposure by about half, sport a wide-brim hat.
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Frequently asked questions

Is it hot in Marion during May?

The average high-temperature and low-temperature in Marion during May are 83.8°F (28.8°C) and 62.2°F (16.8°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in May is computed to be 91.4°F (33°C).

What is the average humidity in May in Marion?

In Marion, Mississippi, the average relative humidity in May is 74%.

How much does it rain in Marion in May?

In Marion, in May, during 12.8 rainfall days, 2.36" (60mm) of precipitation is typically accumulated.

When it does not snow in Marion?

In Marion, Mississippi, snow does not fall in March through October.

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

In May, the average day length is 13h and 50min.

When is the sunrise / sunset in May in Marion?

In May, on the first day of the month, sunrise is at 6:07 am and sunset at 7:36 pm. On the last day of the month, in Marion, sunrise is at 5:48 am and sunset at 7:56 pm CDT.

How many hours of sunshine does Marion have in May?

In May, the average sunshine duration in Marion, Mississippi, is 9.8h.

How high is the UV index in May in Marion?

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

Average temperature in May - Marion, MS
  • Average high temperature in May: 83.8°F

The warmest month (with the highest average high temperature) is July (91.6°F).
The month with the lowest average high temperature is January (54.1°F).

  • Average low temperature in May: 62.2°F

The month with the highest average low temperature is August (71.8°F).
The coldest month (with the lowest average low temperature) is January (37.6°F).

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Average pressure in May
Marion, MS

Average pressure in May - Marion, MS
  • Average pressure in May: 29.99"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in May
Marion, MS

Average wind speed in May - Marion, MS
  • Average wind speed in May: 6mph

The windiest months (with the highest average wind speed) are January and February (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

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Average humidity in May
Marion, MS

Average humidity in May - Marion, MS
  • Average humidity in May: 74%

The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in May
Marion, MS

Average rainfall in May - Marion, MS
  • Average rainfall in May: 2.36"

The wettest month (with the highest rainfall) is December (3.78").
The driest month (with the least rainfall) is November (2.13").

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Average rainfall days in May
Marion, MS

Average rainfall days in May - Marion, MS
  • Average rainfall days in May: 12.8 days

The month with the highest number of rainy days is July (20.2 days).
The month with the least rainy days is November (8.4 days).

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Average snowfall in May
Marion, MS

Average snowfall in May - Marion, MS
  • Average snowfall in May: 0"

The months with the highest snowfall are January and December (0.39").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").

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Average snowfall days in May
Marion, MS

Average snowfall days in May - Marion, MS
  • Average snowfall days in May: 0 days

The months with the highest number of snowfall days are January and February (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
Marion, MS

Average daylight in May / Average sunshine in May - Marion, MS
  • 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 5min

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

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Average sunshine days in May
Marion, MS

Average sunshine days in May - Marion, MS
  • Average sunshine days in May: 15.9 days

The month with the most sunshine days is October (20.6 days).
The month with the least sunshine days is July (8.7 days).

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Average UV index in May
Marion, MS

Average UV index in May - Marion, MS
  • Average UV index in May: 6

The months with the highest UV index are June and July (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
Marion, MS

Average cloud cover in May - Marion, MS
  • Average cloud cover in May: 36

The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 30).

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Average visibility in May
Marion, MS

Average visibility in May - Marion, MS
  • Average visibility in May: 5mi

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

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Marion, Mississippi, USA

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