Chalmette (LA) monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Chalmette

Chalmette average temperature chart (Celsius) Chalmette average temperature chart (Fahrenheit)
Average monthly temperatures in Chalmette (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 15.7 17.5 21.3 25.2 28.7 31.6 32.4 32.2 30.2 26.1 21.3 17.6
°F 60.3 63.4 70.3 77.4 83.7 88.8 90.3 90 86.4 79 70.3 63.7

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

Chalmette monthly rainfall chart (mm) Chalmette monthly rainfall chart (inches)
Average monthly rainfall in Chalmette (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 133 135 128 130 127 131 164 159 149 78 105 125
inches 5.2 5.3 5 5.1 5 5.2 6.5 6.3 5.9 3.1 4.1 4.9
Rainy days 10 9 9 7 8 11 14 14 10 6 8 10

Average annual rainfall in Chalmette: 1504.3mm (592.2 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Chalmette

Chalmette average daily sunshine chart
Average daily sunshine Chalmette
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.8 6.6 7.8 9.3 9.7 9.5 8.8 8.6 8.1 8.3 6.6 5.9

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

Chalmette average minimum / maximum temperatures (Celsius) Chalmette average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Chalmette (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 6.1 7.7 11.3 15.4 19.1 22.2 23.2 23.2 21.4 15.5 11.3 8
Max °C 16 17.7 21.5 25.5 29 31.8 32.6 32.5 30.5 26.4 21.6 17.9
Min °F 42.9 45.9 52.3 59.6 66.3 72 73.8 73.7 70.4 59.8 52.3 46.3
Max °F 51.8 54.9 61.5 68.7 75.2 80.6 82.2 82 78.6 69.6 61.5 55.2

Sea temperature

The graph below shows the average sea temperature.

Chalmette average sea temperature chart (Celsius) Chalmette average sea temperature chart (Fahrenheit)
Average sea temperature around Chalmette in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 18.4 18 19.1 21.6 25 28.2 29.6 29.7 28.6 25.5 22.4 20.1
°F 65.1 64.3 66.4 70.8 77 82.8 85.2 85.5 83.4 78 72.3 68.2

Wind speed

The graph below shows the average wind speed.

Chalmette average winspeed by month (km/h) Chalmette average winspeed by month (mph)
Average wind speed in Chalmette (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 16 16 17 16 14 12 10 10 12 12 14 15
mph 10 10 10 10 9 7 6 6 7 8 9 9

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

Chalmette relative humidity averages
Average relative humidity in Chalmette
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
76% 73% 73% 73% 74% 76% 79% 79% 78% 74% 76% 77%