May weather forecast and climate
Jackson, MS

The Capitol building and beautiful tree park in Jackson, Mississippi
The Capitol building and beautiful tree park in Jackson, Mississippi

Weather in May

The last month of the spring, May, is also a moderately hot month in Jackson, Mississippi, with average temperature ranging between max 83.8°F (28.8°C) and min 63.1°F (17.3°C).

Temperature

In Jackson, the average high-temperature marginally rises, from 76.1°F (24.5°C) in April, to a still warm 83.8°F (28.8°C). The average low-temperature, in Jackson, Mississippi, is 63.1°F (17.3°C).

Heat index

The average heat index is appraised at a tropical 91.4°F (33°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'felt air temperature', 'real feel', or 'feels like', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Additional factors like differences in body mass, height, and shape, pregnancy, metabolic differences, and activity influence one's weather impression. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In May, the average relative humidity is 74%.

Rainfall

In Jackson, during May, the rain falls for 13.8 days and regularly aggregates up to 2.13" (54mm) of precipitation. Throughout the year, in Jackson, there are 152.1 rainfall days, and 29.72" (755mm) of precipitation is accumulated.

Snowfall

In Jackson snow does not fall in March through December.

Daylight

The average length of the day in Jackson, Mississippi, is 13.8h.

Sunshine

In May, the average sunshine in Jackson is 10h.

UV index

The average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 6 transform into the following instructions:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in May in Jackson?

In Jackson, in May, the average high-temperature is 83.8°F (28.8°C), and the average low-temperature is 63.1°F (17.3°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), that represents influence of the relative humidity to air temperaure, in May is evaluated at 91.4°F (33°C).

What is the average humidity in May in Jackson?

The average relative humidity in May in Jackson, Mississippi, is 74%.

How much does it rain in Jackson in May?

In Jackson, during May, the rain falls for 13.8 days and regularly aggregates up to 2.13" (54mm) of precipitation.

When it does not snow in Jackson?

March through December are months without snowfall in Jackson, Mississippi.

How many hours of daylight does Jackson have in May?

The average length of the day in May in Jackson is 13.8h.

How many hours of sunshine does Jackson have in May?

The average sunshine in May is 10h.

What is the UV index reading in May in Jackson?

The average daily maximum UV index in May in Jackson, Mississippi, is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from the exposure to the Sun's UV radiation.

Average temperature in May
Jackson, MS

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

The warmest months (with the highest average high temperature) are July and August (91.8°F).
The month with the lowest average high temperature is January (54.7°F).

  • Average low temperature in May: 63.1°F

The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (38.5°F).

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Average pressure in May
Jackson, MS

Average pressure in May - Jackson, MS
  • Average pressure in May: 29.99"

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

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Average wind speed in May
Jackson, MS

Average wind speed in May - Jackson, MS
  • Average wind speed in May: 6.3mph

The windiest months (with the highest average wind speed) are January and February (8mph).
The calmest months (with the lowest average wind speed) are July and August (5.1mph).

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Average humidity in May
Jackson, MS

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

Months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is October (69%).

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Average rainfall in May
Jackson, MS

Average rainfall in May - Jackson, MS
  • Average rainfall in May: 2.13"

The wettest month (with the highest rainfall) is April (3.46").
The driest month (with the least rainfall) is October (1.81").

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Average rainfall days in May
Jackson, MS

Average rainfall days in May - Jackson, MS
  • Average rainfall days in May: 13.8 days

The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is October (8.5 days).

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Average snowfall in May
Jackson, MS

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

The month with the highest snowfall is January (0.35").
Months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in May
Jackson, MS

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

The month with the highest number of snowfall days is January (1 days).
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
Jackson, MS

Average daylight in May / Average sunshine in May - Jackson, MS
  • Average daylight in May: 13.8h

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10.1h).

  • Average sunshine in May: 10h

The month with the most sunshine is June (Average sunshine: 10.6h).
The month with the least sunshine is February (Average sunshine: 4.9h).

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Average sunshine days in May
Jackson, MS

Average sunshine days in May - Jackson, MS
  • Average sunshine days in May: 15.2 days

The month with the most sunshine days is October (21.4 days).
The month with the least sunshine days is July (11.8 days).

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Average UV index in May
Jackson, MS

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

Months with the highest UV index are June, July and August (UV index 7).
Months with the lowest UV index are January and December (UV index 3).

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Average cloud cover in May
Jackson, MS

Average cloud cover in May - Jackson, MS
  • Average cloud cover in May: 33

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 28).

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Average visibility in May
Jackson, MS

Average visibility in May - Jackson, MS
  • Average visibility in May: 6mi

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

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