September weather forecast
Upland, LA

Share

Weather in September

September, the first month of the autumn in Upland, is still a hot month, with an average temperature varying between 87.1°F (30.6°C) and 67.5°F (19.7°C).

Temperature

The shift into September finds Upland at an average high-temperature of a still hot 87.1°F (30.6°C), closely comparable to August's conditions. September nights observe an average temperature dip to a comfortable 67.5°F (19.7°C).

Heat index

The heat index value during September is estimated at a torrid 98.6°F (37°C). Exercise extra preventive actions, heat cramps and heat exhaustion are plausible. Continuous activity could result in heatstroke.
Heat index details are generally centered around shaded locations and a mild breeze. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are largely significant for babies and toddlers. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
The innate cooling system of the human body revolves around perspiration, with the evaporation of sweat being central to this process. When the level of relative humidity is elevated, evaporation diminishes, causing more warmth to be retained in the body than in dry air. Overheating dangers loom when the body's heat release mechanisms are overshadowed by excessive gain.

Humidity

In Upland, the average relative humidity in September is 71%.

Rainfall

The month with the least rainfall is September, when the rain falls for 12.2 days and typically collects 1.54" (39mm) of precipitation.

Snowfall

April through December are months without snowfall.

Daylight

The average length of the day in September is 12h and 22min.
On the first day of the month, sunrise is at 6:42 am and sunset at 7:31 pm. On the last day of September, sunrise is at 7:01 am and sunset at 6:53 pm CDT.

Sunshine

In September, the average sunshine is 10h.

UV index

In Upland, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 6 in September transforms into the following instructions:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. During bright days, sunglasses that offer UVA and UVB defense are recommended.

Frequently asked questions

Is it hot during September?

The average high-temperature and low-temperature during September are 87.1°F (30.6°C) and 67.5°F (19.7°C) respectively. The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, in September is estimated at 98.6°F (37°C).

What is the average humidity in September?

In September, the average relative humidity is 71%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 12.2 days and accumulates 1.54" (39mm) of precipitation.

How many days does it rain in September?

In Upland, in September, during 12.2 rainfall days, 1.54" (39mm) of precipitation is typically accumulated.

When it does not snow?

In Upland, Louisiana, snow does not fall in April through December.

How many hours of daylight does Upland have in September?

In Upland, the average day length in September is 12h and 22min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 6:42 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:53 pm CDT.

How long on average sun shines in September in Upland?

In Upland, the average sunshine duration in September is 10h.

How high is the UV index in September?

The average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability 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
Upland, LA

Average temperature in September - Upland, LA
  • Average high temperature in September: 87.1°F

The warmest month (with the highest average high temperature) is July (92.7°F).
The month with the lowest average high temperature is January (53.4°F).

  • Average low temperature in September: 67.5°F

The month with the highest average low temperature is July (73.6°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).

Average pressure in September
Upland, LA

Average pressure in September - Upland, LA
  • Average pressure in September: 29.99"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in September
Upland, LA

Average wind speed in September - Upland, LA
  • Average wind speed in September: 5.3mph

The windiest month (with the highest average wind speed) is March (7.9mph).
The calmest months (with the lowest average wind speed) are August and September (5.3mph).

Average humidity in September
Upland, LA

Average humidity in September - Upland, LA
  • Average humidity in September: 71%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is October (69%).

Average rainfall in September
Upland, LA

Average rainfall in September - Upland, LA
  • Average rainfall in September: 1.54"

The wettest month (with the highest rainfall) is April (4.45").
The driest month (with the least rainfall) is September (1.54").

Average rainfall days in September
Upland, LA

Average rainfall days in September - Upland, LA
  • Average rainfall days in September: 12.2 days

The month with the highest number of rainy days is July (15.7 days).
The month with the least rainy days is November (8.8 days).

Average snowfall in September
Upland, LA

Average snowfall in September - Upland, LA
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.2").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").

Average snowfall days in September
Upland, LA

Average snowfall days in September - Upland, LA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (0.7 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
Upland, LA

Average daylight in September / Average sunshine in September - Upland, LA
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in September: 10h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in September
Upland, LA

Average sunshine days in September - Upland, LA
  • Average sunshine days in September: 16 days

The month with the most sunshine days is October (20.2 days).
The month with the least sunshine days is February (13.1 days).

Average UV index in September
Upland, LA

Average UV index in September - Upland, LA
  • Average UV index in September: 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 September
Upland, LA

Average cloud cover in September - Upland, LA
  • Average cloud cover in September: 27

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 26).

Average visibility in September
Upland, LA

Average visibility in September - Upland, LA
  • Average visibility in September: 6mi

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

Upland, Louisiana, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location