May weather forecast
Natchez, MS

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A long bridge over the Mississippi River in Natchez, seen with the colorful sunset sky in a nice mirror image in the river water
A long bridge over the Mississippi River in Natchez, seen with the colorful sunset sky in a nice mirror image in the river water

Weather in May

May in Natchez, Mississippi, signifies the unofficial onset of summer. Indicative of the coming heat waves, the highest temperature jumps to an sweltering 82.9°F (28.3°C). Interestingly, there is a slight reduction in the amount of rain, with the total precipitation registering at 3.07" (78mm). The natural splendor of May is accentuated by abundant sunlight and longer days, making it an excellent month for outdoor exploration. Add to this, clearer skies lead to a marked improvement in visibility promoting safer travel for motorists through Natchez.

Temperature

May in Natchez, Mississippi, brings a slight elevation in the average high-temperature, transitioning from April's warm 75.4°F (24.1°C) to a still moderately hot 82.9°F (28.3°C). May brings Natchez a consistent average low-temperature of 64.4°F (18°C).

Heat index

The heat index value for May is evaluated at a hot 91.4°F (33°C). Implement enhanced safety actions, heat cramps and heat exhaustion could occur. Sustained activity might result in heatstroke.
Heat index details are generally centered around shaded locations and a mild breeze. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', combines both the air temperature and the humidity level to give a perceived human temperature. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.

Humidity

In May, the average relative humidity in Natchez, Mississippi, is 78%.

Rainfall

In Natchez, in May, during 15.3 rainfall days, 3.07" (78mm) of precipitation is typically accumulated. In Natchez, during the entire year, the rain falls for 168.8 days and collects up to 37.52" (953mm) of precipitation.

Snowfall

April through November are months without snowfall in Natchez.

Daylight

In May, the average length of the day is 13h and 47min.
On the first day of the month, sunrise is at 6:19 am and sunset at 7:45 pm. On the last day of May, in Natchez, sunrise is at 6:01 am and sunset at 8:05 pm CDT.

Sunshine

In May, the average sunshine in Natchez is 9.8h.

UV index

In Natchez, the average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: An average maximum UV index of 6 in May leads to these recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. 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. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot in Natchez during May?

The high-temperature, in May, in Natchez, is 82.9°F (28.3°C), while the low-temperature averages to 64.4°F (18°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, in May is evaluated at 91.4°F (33°C).

What is the average humidity in May in Natchez?

The average relative humidity in May is 78%.

How many days does it rain in May in Natchez?

In May, in Natchez, Mississippi, the rain falls for 15.3 days. Throughout May, 3.07" (78mm) of precipitation is accumulated.

When it does not snow in Natchez?

In Natchez, snow does not fall in April through November.

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

In May, the average day length in Natchez, Mississippi, is 13h and 47min.

When is the sunrise / sunset in May in Natchez?

On the first day of May, sunrise is at 6:19 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 8:05 pm CDT.

How long on average sun shines in May in Natchez?

The average sunshine duration in May is 9.8h.

What is the UV index intensity in May in Natchez?

The average daily maximum UV index in May in Natchez, Mississippi, is 6. A UV Index value of 6 to 7 symbolizes a high health threat 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
Natchez, MS

Average temperature in May - Natchez, MS
  • Average high temperature in May: 82.9°F

The warmest months (with the highest average high temperature) are July and August (91°F).
The month with the lowest average high temperature is January (55.9°F).

  • Average low temperature in May: 64.4°F

The month with the highest average low temperature is August (73°F).
The coldest month (with the lowest average low temperature) is January (40.6°F).

Average pressure in May
Natchez, MS

Average pressure in May - Natchez, MS
  • Average pressure in May: 29.98"Hg

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

Average wind speed in May
Natchez, MS

Average wind speed in May - Natchez, MS
  • Average wind speed in May: 6.2mph

The windiest month (with the highest average wind speed) is February (8.1mph).
The calmest month (with the lowest average wind speed) is July (5mph).

Average humidity in May
Natchez, MS

Average humidity in May - Natchez, MS
  • Average humidity in May: 78%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is October (70%).

Average rainfall in May
Natchez, MS

Average rainfall in May - Natchez, MS
  • Average rainfall in May: 3.07"

The wettest month (with the highest rainfall) is July (4.02").
The driest month (with the least rainfall) is November (2.17").

Average rainfall days in May
Natchez, MS

Average rainfall days in May - Natchez, MS
  • Average rainfall days in May: 15.3 days

The months with the highest number of rainy days are July and August (19.3 days).
The month with the least rainy days is October (8.9 days).

Average snowfall in May
Natchez, MS

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

The month with the highest snowfall is January (0.43").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in May
Natchez, MS

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

The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average daylight in May /
Average sunshine in May
Natchez, MS

Average daylight in May / Average sunshine in May - Natchez, 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 18min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).

Average sunshine days in May
Natchez, MS

Average sunshine days in May - Natchez, MS
  • Average sunshine days in May: 14 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is July (9.3 days).

Average UV index in May
Natchez, MS

Average UV index in May - Natchez, 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).

Average cloud cover in May
Natchez, MS

Average cloud cover in May - Natchez, MS
  • Average cloud cover in May: 34

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 28).

Average visibility in May
Natchez, MS

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

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

Natchez, Mississippi, USA

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