October weather forecast
Chalmette, LA

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Weather in October

October, the same as September, is a moderately hot autumn month in Chalmette, Louisiana, with an average temperature varying between 78.4°F (25.8°C) and 67.3°F (19.6°C).

Temperature

The arrival of October suggests a slight decrease in the average high-temperature, moving from a hot 86.2°F (30.1°C) in September to a warm 78.4°F (25.8°C). Throughout the month of October, Chalmette observes an average nighttime temperature of 67.3°F (19.6°C).

Humidity

With an average relative humidity of 70%, October is the least humid month.

Rainfall

In Chalmette, in October, during 9.5 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. In Chalmette, Louisiana, during the entire year, the rain falls for 146.1 days and collects up to 16.85" (428mm) of precipitation.

Snowfall

In Chalmette, snow does not fall in February through November.

Daylight

In October, the average length of the day in Chalmette is 11h and 26min.
On the first day of October, sunrise is at 6:53 am and sunset at 6:44 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 6:13 pm CDT.

Sunshine

In October, the average sunshine is 7.3h.

UV index

In Chalmette, the average daily maximum UV index in October is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 5 during October translates into the following directions:
Adopt protective measures - It is advised to guard against sun damage. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.

Frequently asked questions

What are the temperatures in October?

October temperatures vary between a high-temperature of 78.4°F (25.8°C) and a low-temperature of 67.3°F (19.6°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in September is evaluated at 96.8°F (36°C).

What is the least humid month?

With an average relative humidity of 70%, October is the least humid month.

What is the average humidity in October?

In Chalmette, the average relative humidity in October is 70%.

How much does it rain in October?

In Chalmette, in October, during 9.5 rainfall days, 1.26" (32mm) of precipitation is typically accumulated.

When it does not snow?

February through November are months without snowfall in Chalmette.

What is the average length of the day in October?

In October, the average day length is 11h and 26min.

When is the sunrise / sunset in October?

On the first day of October, sunrise is at 6:53 am and sunset at 6:44 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 6:13 pm CDT.

How many hours of sunshine does Chalmette have in October?

The average sunshine duration in October is 7.3h.

How high is the UV index in October?

In Chalmette, the average daily maximum UV index in October is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Chalmette, LA

Average temperature in October - Chalmette, LA
  • Average high temperature in October: 78.4°F

The warmest months (with the highest average high temperature) are July and August (89.2°F).
The month with the lowest average high temperature is January (60.3°F).

  • Average low temperature in October: 67.3°F

The month with the highest average low temperature is August (79.7°F).
The coldest month (with the lowest average low temperature) is January (48.9°F).

Average pressure in October
Chalmette, LA

Average pressure in October - Chalmette, LA
  • Average pressure in October: 30.02"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.97"Hg).

Average wind speed in October
Chalmette, LA

Average wind speed in October - Chalmette, LA
  • Average wind speed in October: 8.8mph

The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

Average humidity in October
Chalmette, LA

Average humidity in October - Chalmette, LA
  • Average humidity in October: 70%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is October (70%).

Average rainfall in October
Chalmette, LA

Average rainfall in October - Chalmette, LA
  • Average rainfall in October: 1.26"

The wettest month (with the highest rainfall) is August (2.87").
The driest month (with the least rainfall) is January (0.71").

Average rainfall days in October
Chalmette, LA

Average rainfall days in October - Chalmette, LA
  • Average rainfall days in October: 9.5 days

The month with the highest number of rainy days is August (20.9 days).
The month with the least rainy days is November (5.6 days).

Average snowfall days in October
Chalmette, LA

Average snowfall days in October - Chalmette, LA
  • Average snowfall days in October: 0 days

The months with the highest number of snowfall days are January and December (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).

Average daylight in October /
Average sunshine in October
Chalmette, LA

Average daylight in October / Average sunshine in October - Chalmette, LA
  • Average daylight in October: 11h and 2min

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

  • Average sunshine in October: 7h and 2min

The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

Average sunshine days in October
Chalmette, LA

Average sunshine days in October - Chalmette, LA
  • Average sunshine days in October: 19.8 days

The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is August (7 days).

Average UV index in October
Chalmette, LA

Average UV index in October - Chalmette, LA
  • Average UV index in October: 5

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

Average cloud cover in October
Chalmette, LA

Average cloud cover in October - Chalmette, LA
  • Average cloud cover in October: 24

The month with the most cloud cover is December (Cloud cover 44).
The month with the least cloud cover is October (Cloud cover 24).

Average visibility in October
Chalmette, LA

Average visibility in October - Chalmette, LA
  • Average visibility in October: 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).

Chalmette, Louisiana, USA

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