May weather forecast
Mendenhall, MS

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Weather in May

The last month of the spring, May, is another warm month in Mendenhall, Mississippi, with an average temperature varying between 83.8°F (28.8°C) and 62.8°F (17.1°C).

Temperature

With the onset of May, Mendenhall's average high-temperature experiences a slight rise, moving from April's warm 76.6°F (24.8°C) to a still moderately hot 83.8°F (28.8°C). Mendenhall, during May, witnesses an average low-temperature of 62.8°F (17.1°C).

Heat index

May's mean heat index is evaluated at a hot 91.4°F (33°C). Heightened precautions are necessary, heat cramps and heat exhaustion are potential risks. Continuous activity could lead to heatstroke.
The metrics for the heat index are tailored for both shady environments and light winds. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', gauges the sensation of temperature factoring in the air's moisture content. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for 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 is 75%.

Rainfall

In Mendenhall, during May, the rain falls for 12.1 days and regularly aggregates up to 1.73" (44mm) of precipitation. Throughout the year, there are 145.2 rainfall days, and 21.73" (552mm) of precipitation is accumulated.

Snowfall

In Mendenhall, snow does not fall in March through November.

Daylight

In May, the average length of the day is 13h and 48min.
On the first day of the month, sunrise is at 6:12 am and sunset at 7:40 pm. On the last day of May, sunrise is at 5:54 am and sunset at 8:00 pm CDT.

Sunshine

In Mendenhall, the average sunshine in May is 9.7h.

UV index

In May, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In May, the maximum UV index of 6 transforms into these recommendations:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.

Frequently asked questions

How hot is May?

The high-temperature, in May, in Mendenhall, records 83.8°F (28.8°C), while the low-temperature is 62.8°F (17.1°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in May is evaluated at 91.4°F (33°C).

What is the average humidity in May?

The average relative humidity in May is 75%.

How many days does it rain in May?

In Mendenhall, during May, the rain falls for 12.1 days and regularly aggregates up to 1.73" (44mm) of precipitation.

When it does not snow?

March through November are months without snowfall.

How many hours of daylight does Mendenhall have in May?

In Mendenhall, Mississippi, the average day length in May is 13h and 48min.

What time are sunrise and sunset in May in Mendenhall?

In May, on the first day of the month, sunrise is at 6:12 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 8:00 pm CDT.

How long on average sun shines in May?

In Mendenhall, the average sunshine duration in May is 9.7h.

What is the UV index reading in May?

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
Mendenhall, MS

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

The warmest months (with the highest average high temperature) are July and August (91.6°F).
The month with the lowest average high temperature is January (55°F).

  • Average low temperature in May: 62.8°F

The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (38.7°F).

Average pressure in May
Mendenhall, MS

Average pressure in May - Mendenhall, 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).

Average wind speed in May
Mendenhall, MS

Average wind speed in May - Mendenhall, MS
  • Average wind speed in May: 6.1mph

The windiest month (with the highest average wind speed) is February (7.7mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).

Average humidity in May
Mendenhall, MS

Average humidity in May - Mendenhall, MS
  • Average humidity in May: 75%

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

Average rainfall in May
Mendenhall, MS

Average rainfall in May - Mendenhall, MS
  • Average rainfall in May: 1.73"

The wettest month (with the highest rainfall) is August (2.64").
The driest month (with the least rainfall) is November (1.34").

Average rainfall days in May
Mendenhall, MS

Average rainfall days in May - Mendenhall, MS
  • Average rainfall days in May: 12.1 days

The month with the highest number of rainy days is July (18.4 days).
The month with the least rainy days is October (7.4 days).

Average snowfall in May
Mendenhall, MS

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

The months with the highest snowfall are January and February (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

Average snowfall days in May
Mendenhall, MS

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

The month with the highest number of snowfall days is January (0.7 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
Mendenhall, MS

Average daylight in May / Average sunshine in May - Mendenhall, 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 4min

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

Average sunshine days in May
Mendenhall, MS

Average sunshine days in May - Mendenhall, MS
  • Average sunshine days in May: 16.8 days

The month with the most sunshine days is October (22.4 days).
The month with the least sunshine days is July (10.1 days).

Average UV index in May
Mendenhall, MS

Average UV index in May - Mendenhall, 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).

Average cloud cover in May
Mendenhall, MS

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

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 30).

Average visibility in May
Mendenhall, MS

Average visibility in May - Mendenhall, 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).

Mendenhall, Mississippi, USA

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