May weather forecast
Monticello, MS

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Weather in May

The last month of the spring, May, is another warm month in Monticello, Mississippi, with an average temperature fluctuating between 63.1°F (17.3°C) and 83.8°F (28.8°C).

Temperature

Monticello experiences a minor temperature shift with the start of May, with average high-temperatures moving from a warm 76.6°F (24.8°C) in April to a still moderately hot 83.8°F (28.8°C). Throughout the nights in May, Monticello experiences an average low-temperature of 63.1°F (17.3°C).

Heat index

For most parts of May, the heat index is calculated to be a tropical 91.4°F (33°C). Implement more preventive measures, heat cramps and heat exhaustion are probable. Heatstroke might result from extended activity.
Be advised, the heat index considers values for conditions in shade and with a light breeze. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a numerical representation of warmth when taking temperature and moisture levels into account. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values hold particular importance for children. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.

Humidity

In Monticello, Mississippi, the average relative humidity in May is 75%.

Rainfall

In May, in Monticello, the rain falls for 14.7 days. Throughout May, 3.03" (77mm) of precipitation is accumulated. Throughout the year, in Monticello, there are 175.1 rainfall days, and 38.9" (988mm) of precipitation is accumulated.

Snowfall

April through November are months without snowfall.

Daylight

In May, the average length of the day is 13h and 46min.
On the first day of the month, sunrise is at 6:14 am and sunset at 7:40 pm. On the last day of May, sunrise is at 5:56 am and sunset at 8:00 pm CDT.

Sunshine

The average sunshine in May is 9.9h.

UV index

The average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the average person.
Note: In May, the maximum UV index of 6 translates into these guidelines:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in Monticello in May?

The high-temperature during May is 83.8°F (28.8°C) and the low-temperature is 63.1°F (17.3°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in May is calculated to be 91.4°F (33°C).

What is the average humidity in May in Monticello?

In May, the average relative humidity is 75%.

How many days does it rain in May in Monticello?

In Monticello, Mississippi, in May, it is raining for 14.7 days, with typically 3.03" (77mm) of accumulated precipitation.

When it does not snow in Monticello?

April through November are months without snowfall in Monticello, Mississippi.

How many hours of daylight does Monticello have in May?

The average day length in May in Monticello, Mississippi, is 13h and 46min.

When is the sunrise / sunset in May in Monticello?

In May, on the first day of the month, sunrise is at 6:14 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 8:00 pm CDT.

How many hours of sunshine does Monticello have in May?

In May, the average sunshine duration is 9.9h.

What is the UV index reading in May in Monticello?

In May, the average daily maximum UV index in Monticello, Mississippi, is 6. A UV Index reading of 6 to 7 represents a high health risk 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
Monticello, MS

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

The warmest month (with the highest average high temperature) is July (91.6°F).
The month with the lowest average high temperature is January (55.9°F).

  • Average low temperature in May: 63.1°F

The months with the highest average low temperature are July and August (72°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).

Average pressure in May
Monticello, MS

Average pressure in May - Monticello, 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
Monticello, MS

Average wind speed in May - Monticello, MS
  • Average wind speed in May: 5.9mph

The windiest months (with the highest average wind speed) are February and April (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

Average humidity in May
Monticello, MS

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

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is October (71%).

Average rainfall in May
Monticello, MS

Average rainfall in May - Monticello, MS
  • Average rainfall in May: 3.03"

The wettest month (with the highest rainfall) is August (4.25").
The driest month (with the least rainfall) is November (2.4").

Average rainfall days in May
Monticello, MS

Average rainfall days in May - Monticello, MS
  • Average rainfall days in May: 14.7 days

The month with the highest number of rainy days is August (21.6 days).
The month with the least rainy days is November (9.3 days).

Average snowfall in May
Monticello, MS

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

The months with the highest snowfall are January and December (0.31").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in May
Monticello, MS

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

The month with the highest number of snowfall days is January (0.9 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
Monticello, MS

Average daylight in May / Average sunshine in May - Monticello, 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 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).

Average sunshine days in May
Monticello, MS

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

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is August (8.1 days).

Average UV index in May
Monticello, MS

Average UV index in May - Monticello, 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
Monticello, MS

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

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 29).

Average visibility in May
Monticello, MS

Average visibility in May - Monticello, 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).

Monticello, Mississippi, USA

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