September weather forecast
Jacinto, MS

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Weather in September

September, the first month of the autumn in Jacinto, is still a warm month, with temperature in the range of an average high of 84.7°F (29.3°C) and an average low of 64.6°F (18.1°C).

Temperature

The shift into September uncovers an average high-temperature of a warm 84.7°F (29.3°C), subtly different from the previous month. Throughout the month of September, Jacinto witnesses an average temperature of 64.6°F (18.1°C).

Heat index

The heat index for September is evaluated at a tropical 93.2°F (34°C). Ensure heightened precautions, risk of heat cramps and heat exhaustion is significant. Sustained activity could provoke heatstroke.
Records show heat index calculations are tailored for shaded regions and mild winds. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', arises from combining readings of air temperature and relative moisture content. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.

Humidity

In Jacinto, Mississippi, the average relative humidity in September is 73%.

Rainfall

In Jacinto, during September, the rain falls for 12.7 days and regularly aggregates up to 2.01" (51mm) of precipitation. In Jacinto, during the entire year, the rain falls for 158.6 days and collects up to 32.95" (837mm) of precipitation.

Snowfall

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

Daylight

In Jacinto, the average length of the day in September is 12h and 23min.
On the first day of September, sunrise is at 6:27 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 6:38 pm CDT.

Sunshine

The average sunshine in September is 9.2h.

UV index

In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In September, the maximum UV index of 5 transforms into these recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Updated: Jun 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in September?

Jacinto in September has an average high-temperature of 84.7°F (29.3°C) and an average low-temperature of 64.6°F (18.1°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in September is evaluated at 93.2°F (34°C).

What is the average humidity in September?

The average relative humidity in September is 73%.

How many days does it rain in September?

In Jacinto, in September, during 12.7 rainfall days, 2.01" (51mm) of precipitation is typically accumulated.

When it does not snow?

April through October are months without snowfall.

What is the average length of the day in September?

In Jacinto, the average day length in September is 12h and 23min.

When are sunrise and sunset in September?

On the first day of September, sunrise is at 6:27 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 6:38 pm CDT.

How many hours of sunshine does Jacinto have in September?

In Jacinto, the average sunshine duration in September is 9.2h.

What is the UV index intensity in September?

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium 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 September
Jacinto, MS

Average temperature in September - Jacinto, MS
  • Average high temperature in September: 84.7°F

The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (48.4°F).

  • Average low temperature in September: 64.6°F

The month with the highest average low temperature is July (70.5°F).
The coldest month (with the lowest average low temperature) is January (34°F).

Average pressure in September
Jacinto, MS

Average pressure in September - Jacinto, MS
  • Average pressure in September: 30.01"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 September
Jacinto, MS

Average wind speed in September - Jacinto, MS
  • Average wind speed in September: 5.2mph

The windiest month (with the highest average wind speed) is February (7.6mph).
The calmest month (with the lowest average wind speed) is July (4.5mph).

Average humidity in September
Jacinto, MS

Average humidity in September - Jacinto, MS
  • Average humidity in September: 73%

The months with the highest relative humidity are March and December (80%).
The month with the lowest relative humidity is October (72%).

Average rainfall in September
Jacinto, MS

Average rainfall in September - Jacinto, MS
  • Average rainfall in September: 2.01"

The wettest month (with the highest rainfall) is February (3.94").
The driest month (with the least rainfall) is November (1.85").

Average rainfall days in September
Jacinto, MS

Average rainfall days in September - Jacinto, MS
  • Average rainfall days in September: 12.7 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (9.2 days).

Average snowfall in September
Jacinto, MS

Average snowfall in September - Jacinto, MS
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.51").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Jacinto, MS

Average snowfall days in September - Jacinto, MS
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Jacinto, MS

Average daylight in September / Average sunshine in September - Jacinto, MS
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in September: 9h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in September
Jacinto, MS

Average sunshine days in September - Jacinto, MS
  • Average sunshine days in September: 15.4 days

The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is July (10.6 days).

Average UV index in September
Jacinto, MS

Average UV index in September - Jacinto, MS
  • Average UV index in September: 5

The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in September
Jacinto, MS

Average cloud cover in September - Jacinto, MS
  • Average cloud cover in September: 29

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is September (Cloud cover 29).

Average visibility in September
Jacinto, MS

Average visibility in September - Jacinto, MS
  • Average visibility in September: 6mi

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

Jacinto, Mississippi, USA

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