September weather forecast
Piave, MS

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Weather in September

September, the first month of the autumn in Piave, is still a tropical month, with an average temperature fluctuating between 88°F (31.1°C) and 67.5°F (19.7°C).

Temperature

Upon the onset of September, Piave witnesses an average high-temperature of a still hot 88°F (31.1°C), showing a close resemblance to the prior month. Nighttime temperature lowers to an average of 67.5°F (19.7°C) in September.

Heat index

September's mean heat index is computed to be a fiery hot 102.2°F (39°C). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.
The standards for the heat index are set for locations in shade and under light breezes. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'apparent temperature', combines both the air temperature and the humidity level to give a perceived human temperature. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.
The human body has a built-in cooling mechanism through perspiration; evaporating sweat dissipates the excess heat. When air moisture content is high, the cooling process through evaporation is not as efficient, leading to an ineffective body cooling process and a feeling of overheating. Temperature imbalances caused by excessive heat retention can trigger heat-related maladies.

Humidity

In Piave, the average relative humidity in September is 75%.

Rainfall

In Piave, Mississippi, during September, the rain falls for 14.8 days and regularly aggregates up to 2.32" (59mm) of precipitation. Throughout the year, in Piave, there are 163.4 rainfall days, and 31.06" (789mm) of precipitation is accumulated.

Snowfall

April through November are months without snowfall.

Daylight

The average length of the day in September is 12h and 21min.
On the first day of the month, sunrise is at 6:31 am and sunset at 7:18 pm. On the last day of September, sunrise is at 6:48 am and sunset at 6:40 pm CDT.

Sunshine

In September, the average sunshine is 9h.

UV index

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In September, the maximum UV index of 5 suggests this advice:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Updated: Jun 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in September?

In September, the average high-temperature and low-temperature are 88°F (31.1°C) and 67.5°F (19.7°C) respectively. In September, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is computed to be 102.2°F (39°C).

What is the average humidity in September?

In September, the average relative humidity is 75%.

How much does it rain in September?

In September, the rain falls for 14.8 days. Throughout September, 2.32" (59mm) of precipitation is accumulated.

When it does not snow in Piave?

In Piave, snow does not fall in April through November.

What is the average length of the day in September?

In Piave, the average day length in September is 12h and 21min.

When are sunrise and sunset in September?

On the first day of September, sunrise is at 6:31 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 6:40 pm CDT.

How long on average sun shines in September?

The average sunshine duration in September is 9h.

How high is the UV index in September?

In Piave, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to 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 September
Piave, MS

Average temperature in September - Piave, MS
  • Average high temperature in September: 88°F

The warmest month (with the highest average high temperature) is July (92.5°F).
The month with the lowest average high temperature is January (56.1°F).

  • Average low temperature in September: 67.5°F

The months with the highest average low temperature are July and August (72.1°F).
The coldest month (with the lowest average low temperature) is January (38.5°F).

Average pressure in September
Piave, MS

Average pressure in September - Piave, MS
  • Average pressure in September: 29.98"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
Piave, MS

Average wind speed in September - Piave, MS
  • Average wind speed in September: 4.7mph

The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is July (4.3mph).

Average humidity in September
Piave, MS

Average humidity in September - Piave, MS
  • Average humidity in September: 75%

The month with the highest relative humidity is December (82%).
The month with the lowest relative humidity is October (71%).

Average rainfall in September
Piave, MS

Average rainfall in September - Piave, MS
  • Average rainfall in September: 2.32"

The wettest month (with the highest rainfall) is July (3.62").
The driest month (with the least rainfall) is November (1.61").

Average rainfall days in September
Piave, MS

Average rainfall days in September - Piave, MS
  • Average rainfall days in September: 14.8 days

The month with the highest number of rainy days is July (22.3 days).
The month with the least rainy days is November (7.5 days).

Average snowfall in September
Piave, MS

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

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

Average snowfall days in September
Piave, MS

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

The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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

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

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 September: 9h and 0min

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 September
Piave, MS

Average sunshine days in September - Piave, MS
  • Average sunshine days in September: 13.5 days

The month with the most sunshine days is November (20.8 days).
The month with the least sunshine days is July (7.2 days).

Average UV index in September
Piave, MS

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

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 September
Piave, MS

Average cloud cover in September - Piave, MS
  • Average cloud cover in September: 33

The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 31).

Average visibility in September
Piave, MS

Average visibility in September - Piave, MS
  • Average visibility in September: 5mi

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

Piave, Mississippi, USA

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