Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September's advent notes a subtle adjustment in average high-temperature to a moderately hot 84°F (28.9°C) from August. An average low-temperature of 64°F (17.8°C) is observed in Petertown, Mississippi, during the September nights.Heat index
Throughout September, the heat index is computed to be a hot 91.4°F (33°C). Incorporate additional safety actions, heat cramps and heat exhaustion are possible. Long-term activity may induce heatstroke.It is emphasized that the heat index's values are meant for shaded zones with mild winds. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.
Humidity
In September, the average relative humidity is 73%.Rainfall
In September, the rain falls for 13.5 days. Throughout September, 2.6" (66mm) of precipitation is accumulated. In Petertown, Mississippi, during the entire year, the rain falls for 169.1 days and collects up to 38.11" (968mm) of precipitation.Snowfall
In Petertown, snow does not fall in April through October.Daylight
The average length of the day in September is 12h and 23min.On the first day of the month, sunrise is at 6:26 am and sunset at 7:18 pm. On the last day of September, in Petertown, sunrise is at 6:46 am and sunset at 6:37 pm CDT.
Sunshine
In Petertown, the average sunshine in September is 9.1h.UV index
In September, the average daily maximum UV index in Petertown is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: The UV index of 5 during September translates into the following guidance:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Frequently asked questions
How hot is September in Petertown?
What is the average humidity in September in Petertown?
How many days does it rain in September in Petertown?
When it does not snow in Petertown?
What is the average length of the day in September in Petertown?
When are sunrise and sunset in September in Petertown?
How many hours of sunshine does Petertown have in September?
What is the UV index intensity in September in Petertown?
Average temperature in September
Petertown, MS
- Average high temperature in September: 84°F
The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (48°F).
- Average low temperature in September: 64°F
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (33.3°F).
Average pressure in September
Petertown, 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
Petertown, MS
- Average wind speed in September: 5.2mph
The windiest month (with the highest average wind speed) is February (7.8mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).
Average humidity in September
Petertown, MS
- Average humidity in September: 73%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (72%).
Average rainfall in September
Petertown, MS
- Average rainfall in September: 2.6"
The wettest month (with the highest rainfall) is February (4.13").
The driest month (with the least rainfall) is November (2.28").
Average rainfall days in September
Petertown, MS
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is November (9.5 days).
Average snowfall in September
Petertown, MS
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.59").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Petertown, MS
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.3 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
Petertown, MS
- Average daylight in September: 12h and 2min
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 September: 9h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).
Average sunshine days in September
Petertown, MS
- Average sunshine days in September: 15.1 days
The month with the most sunshine days is October (19.1 days).
The month with the least sunshine days is July (9.8 days).
Average UV index in September
Petertown, 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
Petertown, MS
- Average cloud cover in September: 30
The months with the most cloud cover are February and December (Cloud cover 50).
The months with the least cloud cover are June and September (Cloud cover 30).
Average visibility in September
Petertown, MS
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January, May and July (5mi).
Petertown, Mississippi, USA
Weather forecast for your location
2. Allow the app to use your location
