May weather forecast
Jackson, MS

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

Weather in May

May ushers in a sweet spot of pleasant weather in the heart of Jackson, Mississippi, before the impending summer heat arrives. When it's not raining, sunshine dominates the day, luring everyone outdoors. While the evenings are mildly cool, the days see a significant rise in temperature. One may notice that the wind starts to drop, making the outdoors much more enjoyable. It's worth noting that the lushness of the city is amplified by the 2.13" of rainfall experienced in May.

Temperature

The shift into May in Jackson is marked by a modest rise in the average high-temperature, moving from April's moderately hot 76.1°F to a still warm 83.8°F. Throughout May, the average low-temperature records at a refreshing 63.1°F.

Heat index

May's average heat index is calculated to be a hot 91.4°F. Exercise heightened safety, heat cramps and heat exhaustion are probable. Persistent activity may provoke heatstroke.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', reflects the blend of air temperature and relative humidity to give a temperature impression. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.

Humidity

The average relative humidity in May is 74%.

Rainfall

In Jackson, during May, the rain falls for 13.8 days and regularly aggregates up to 2.13" of precipitation. In Jackson, during the entire year, the rain falls for 152.1 days and collects up to 29.72" of precipitation.

Snowfall

March through December are months without snowfall in Jackson.

Daylight

In May, the average length of the day is 13h and 49min.
On the first day of May, sunrise is at 6:14 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 8:01 pm CDT.

Sunshine

The average sunshine in May is 10h.

UV index

In Jackson, the average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: An average UV index of 6 in May transforms into this advice:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
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FAQ

How hot is it in Jackson in May?

The high-temperature, in May, in Jackson, records 83.8°F, while the low-temperature is 63.1°F. In May, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, is calculated to be 91.4°F.

What is the average humidity in May in Jackson?

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

How much does it rain in Jackson in May?

In May, in Jackson, Mississippi, the rain falls for 13.8 days. Throughout May, 2.13" of precipitation is accumulated.

When it does not snow in Jackson?

In Jackson, Mississippi, snow does not fall in March through December.

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

The average day length in May in Jackson is 13h and 49min.

When are sunrise and sunset in May in Jackson?

In May, on the first day of the month, sunrise is at 6:14 am and sunset at 7:41 pm. On the last day of the month, in Jackson, Mississippi, sunrise is at 5:54 am and sunset at 8:01 pm CDT.

How many hours of sunshine does Jackson have in May?

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

How high is the UV index in May in Jackson?

In May, the average daily maximum UV index in Jackson is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
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
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"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
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%

The 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").
The 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).
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
Jackson, MS

Average daylight in May / Average sunshine in May - Jackson, 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: 10h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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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

The months with the highest UV index are 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
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

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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Jackson, Mississippi, USA

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