September weather forecastJacinto, MS
September
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.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
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: 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: 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: 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: 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: 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: 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: 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: 12h and 24min
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 12min
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: 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: 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: 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: 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).





