September weather forecast
Lynch, LA

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Weather in September

The first month of the autumn, September, is also a hot month in Lynch, Louisiana, with an average temperature varying between 70.3°F (21.3°C) and 87.3°F (30.7°C).

Temperature

The shift to September signals an average high-temperature of a still hot 87.3°F (30.7°C), subtly varied from August's 91.2°F (32.9°C). The average temperature drops to an agreeable 70.3°F (21.3°C) during the night in the month of September.

Heat index

Throughout September, the heat index is appraised at an extremely hot 104°F (40°C). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.
Heat index specifics point out values are for conditions of shade and a slight breeze. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is an aggregate value of air's warmth and moisture to show the human-felt temperature. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. With excessive moisture in the atmosphere, the effectiveness of the evaporation process is decreased, causing the body to cool down less efficiently, leading to a sensation of overheating. Overheating and potential dehydration arise when body heat gain eclipses its release capability.

Humidity

The average relative humidity in September is 79%.

Rainfall

In Lynch, in September, it is raining for 16 days, with typically 1.18" (30mm) of accumulated precipitation. In Lynch, 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.

Daylight

The average length of the day in September in Lynch is 12h and 20min.
On the first day of September in Lynch, Louisiana, sunrise is at 6:42 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 6:51 pm CDT.

Sunshine

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

UV index

In September, the average daily maximum UV index in Lynch is 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 6 in September converts into the following recommendations:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
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Frequently asked questions

Is it hot in Lynch during September?

The high-temperature in Lynch during September is 87.3°F (30.7°C) and the low-temperature is 70.3°F (21.3°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, in September is appraised at 104°F (40°C).

What is the average humidity in September in Lynch?

In September, the average relative humidity is 79%.

How many days does it rain in September in Lynch?

In Lynch, Louisiana, in September, during 16 rainfall days, 1.18" (30mm) of precipitation is typically accumulated.

When it does not snow in Lynch?

In Lynch, Louisiana, snow does not fall in February through December.

How many hours of daylight does Lynch have in September?

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

When is the sunrise / sunset in September in Lynch?

On the first day of September in Lynch, sunrise is at 6:42 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 6:51 pm CDT.

How long on average sun shines in September in Lynch?

The average sunshine duration in September in Lynch is 9.7h.

What is the UV index reading in September in Lynch?

In Lynch, Louisiana, 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 unsafe exposure to Sun's UV rays.
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
Lynch, LA

Average temperature in September - Lynch, 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
Lynch, LA

Average pressure in September - Lynch, 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
Lynch, LA

Average wind speed in September - Lynch, 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
Lynch, LA

Average humidity in September - Lynch, 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
Lynch, LA

Average rainfall in September - Lynch, 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
Lynch, LA

Average rainfall days in September - Lynch, 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
Lynch, LA

Average snowfall in September - Lynch, 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
Lynch, LA

Average snowfall days in September - Lynch, 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
Lynch, LA

Average daylight in September / Average sunshine in September - Lynch, 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
Lynch, LA

Average sunshine days in September - Lynch, 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
Lynch, LA

Average UV index in September - Lynch, 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
Lynch, LA

Average cloud cover in September - Lynch, 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
Lynch, LA

Average visibility in September - Lynch, 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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Lynch, Louisiana, USA

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