May weather forecast
Derma, MS

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Weather in May

The last month of the spring, May, is a warm month in Derma, Mississippi, with an average temperature ranging between min 61.9°F (16.6°C) and max 81.3°F (27.4°C).

Temperature

Derma's weather in May presents a minor rise in the average high-temperature, moving from an agreeable 72.9°F (22.7°C) in April to a warm 81.3°F (27.4°C). An average low-temperature of 61.9°F (16.6°C) marks the month of May.

Heat index

In May, the average heat index is appraised at a tropical 86°F (30°C). When exposure and activity are sustained, they could induce fatigue, with a chance of heat cramps.
Always consider that heat index estimations are for light winds and places in the shade. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.

Humidity

In Derma, the average relative humidity in May is 76%.

Rainfall

In Derma, in May, during 14.8 rainfall days, 2.6" (66mm) of precipitation is typically accumulated. In Derma, during the entire year, the rain falls for 161.2 days and collects up to 32.99" (838mm) of precipitation.

Snowfall

In Derma, snow does not fall in April through October.

Daylight

In May, the average length of the day is 13h and 56min.
On the first day of May, sunrise is at 6:07 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:02 pm CDT.

Sunshine

In May, the average sunshine is 9.9h.

UV index

In May, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: A typical high UV index of 6 in May suggests the following recommendations:
Resist overexposure. Safeguarding from solar damage is indispensable. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Updated: Jun 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Derma in May?

In May, the average high-temperature and low-temperature are 81.3°F (27.4°C) and 61.9°F (16.6°C) respectively. The average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, in May is appraised at 86°F (30°C).

What is the average humidity in May?

In Derma, Mississippi, the average relative humidity in May is 76%.

How much does it rain in May?

In Derma, in May, it is raining for 14.8 days, with typically 2.6" (66mm) of accumulated precipitation.

When it does not snow?

In Derma, snow does not fall in April through October.

How many hours of daylight does Derma have in May?

The average day length in May is 13h and 56min.

When are sunrise and sunset in May?

On the first day of May, sunrise is at 6:07 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:02 pm CDT.

How many hours of sunshine does Derma have in May?

In Derma, the average sunshine duration in May is 9.9h.

What is the UV index reading in May?

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

Average temperature in May - Derma, MS
  • Average high temperature in May: 81.3°F

The warmest month (with the highest average high temperature) is July (91.2°F).
The month with the lowest average high temperature is January (50.5°F).

  • Average low temperature in May: 61.9°F

The month with the highest average low temperature is July (71.1°F).
The coldest month (with the lowest average low temperature) is January (35.2°F).

Average pressure in May
Derma, MS

Average pressure in May - Derma, 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
Derma, MS

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

The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

Average humidity in May
Derma, MS

Average humidity in May - Derma, MS
  • Average humidity in May: 76%

The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is October (71%).

Average rainfall in May
Derma, MS

Average rainfall in May - Derma, MS
  • Average rainfall in May: 2.6"

The wettest month (with the highest rainfall) is July (3.46").
The driest month (with the least rainfall) is November (1.73").

Average rainfall days in May
Derma, MS

Average rainfall days in May - Derma, MS
  • Average rainfall days in May: 14.8 days

The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is November (8.9 days).

Average snowfall in May
Derma, MS

Average snowfall in May - Derma, 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 and October (0").

Average snowfall days in May
Derma, MS

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

The month with the highest number of snowfall days is February (1.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in May / Average sunshine in May - Derma, MS
  • Average daylight in May: 13h and 5min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in May: 9h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

Average sunshine days in May
Derma, MS

Average sunshine days in May - Derma, MS
  • Average sunshine days in May: 14.4 days

The month with the most sunshine days is October (20.7 days).
The month with the least sunshine days is July (9.5 days).

Average UV index in May
Derma, MS

Average UV index in May - Derma, 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, February, November and December (UV index 3).

Average cloud cover in May
Derma, MS

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

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June and September (Cloud cover 28).

Average visibility in May
Derma, MS

Average visibility in May - Derma, 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).

Derma, Mississippi, USA

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