September weather forecast
Rosedale, LA

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Weather in September

September, the first month of the autumn in Rosedale, is still a hot month, with temperature in the range of an average high of 87.3°F (30.7°C) and an average low of 70.3°F (21.3°C).

Temperature

With September's arrival, Rosedale's weather records an average high-temperature of a still hot 87.3°F (30.7°C), marking little difference from August's 91.2°F (32.9°C). Throughout September, Rosedale experiences a low-temperature average of 70.3°F (21.3°C).

Heat index

The heat index in September is calculated to be a blistering 104°F (40°C). Implement additional safety measures to avoid heat cramps and heat exhaustion. Persistent activity might trigger heatstroke.
Heat index evaluations are typically in the context of light winds and shaded environments. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', gives an indication of how one might feel in terms of heat after considering humidity. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
By perspiring, the human body can shed its excessive warmth since evaporated sweat cools it off. During conditions of high air temperature and humidity (high heat index), the body's ability to perspire is inhibited, increasing the sensation of warmth. Overheating risks increase with rising body temperatures, especially if heat release isn't efficient.

Humidity

In Rosedale, the average relative humidity in September is 79%.

Rainfall

In Rosedale, in September, it is raining for 16 days, with typically 1.18" (30mm) of accumulated precipitation. In Rosedale, during the entire year, the rain falls for 148.6 days and collects up to 15.51" (394mm) of precipitation.

Snowfall

February through December are months without snowfall in Rosedale.

Daylight

In September, the average length of the day in Rosedale, Louisiana, is 12h and 20min.
On the first day of the month, sunrise is at 6:42 am and sunset at 7:28 pm. On the last day of September, in Rosedale, Louisiana, sunrise is at 6:59 am and sunset at 6:51 pm CDT.

Sunshine

In September, the average sunshine in Rosedale is 9.7h.

UV index

The average daily maximum UV index in September in Rosedale is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In September, the UV index of 6 transforms into the following advice:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
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Frequently asked questions

Is it hot in Rosedale during September?

The average high-temperature and low-temperature during September are 87.3°F (30.7°C) and 70.3°F (21.3°C) respectively. In September, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, is calculated to be 104°F (40°C).

What is the average humidity in September in Rosedale?

The average relative humidity in September in Rosedale is 79%.

How much does it rain in Rosedale in September?

In Rosedale, during September, the rain falls for 16 days and regularly aggregates up to 1.18" (30mm) of precipitation.

When it does not snow in Rosedale?

In Rosedale, snow does not fall in February through December.

What is the average length of the day in September in Rosedale?

The average day length in September is 12h and 20min.

When is the sunrise / sunset in September in Rosedale?

In September, on the first day of the month, sunrise is at 6:42 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 6:51 pm CDT.

How long on average sun shines in September in Rosedale?

In September, the average sunshine duration in Rosedale, Louisiana, is 9.7h.

What is the UV index intensity in September in Rosedale?

In Rosedale, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's 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
Rosedale, LA

Average temperature in September - Rosedale, LA
  • Average high temperature in September: 87.3°F

The warmest months (with the highest average high temperature) are July and August (91.2°F).
The month with the lowest average high temperature is January (59°F).

  • Average low temperature in September: 70.3°F

The month with the highest average low temperature is August (74.5°F).
The coldest month (with the lowest average low temperature) is January (43.5°F).

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Average pressure in September
Rosedale, LA

Average pressure in September - Rosedale, LA
  • Average pressure in September: 29.97"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.96"Hg).

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Average wind speed in September
Rosedale, LA

Average wind speed in September - Rosedale, LA
  • Average wind speed in September: 4.7mph

The windiest month (with the highest average wind speed) is February (6.9mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

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Average humidity in September
Rosedale, LA

Average humidity in September - Rosedale, LA
  • Average humidity in September: 79%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in September
Rosedale, LA

Average rainfall in September - Rosedale, LA
  • Average rainfall in September: 1.18"

The wettest month (with the highest rainfall) is July (2.56").
The driest month (with the least rainfall) is March (0.67").

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Average rainfall days in September
Rosedale, LA

Average rainfall days in September - Rosedale, LA
  • Average rainfall days in September: 16 days

The month with the highest number of rainy days is August (20.9 days).
The month with the least rainy days is November (7.1 days).

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Average snowfall in September
Rosedale, LA

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

The month with the highest snowfall is January (0.08").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in September
Rosedale, LA

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

The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).

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Average daylight in September /
Average sunshine in September
Rosedale, LA

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

The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).

  • Average sunshine in September: 9h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

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Average sunshine days in September
Rosedale, LA

Average sunshine days in September - Rosedale, LA
  • Average sunshine days in September: 11.3 days

The month with the most sunshine days is November (21.4 days).
The months with the least sunshine days are July and August (7.3 days).

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Average UV index in September
Rosedale, LA

Average UV index in September - Rosedale, LA
  • Average UV index in September: 6

The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in September
Rosedale, LA

Average cloud cover in September - Rosedale, LA
  • Average cloud cover in September: 31

The months with the most cloud cover are February and December (Cloud cover 47).
The month with the least cloud cover is October (Cloud cover 27).

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Average visibility in September
Rosedale, LA

Average visibility in September - Rosedale, LA
  • Average visibility in September: 5mi

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

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Rosedale, Louisiana, USA

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