Donaldsonville (LA) monthly weather averages

Average daytime temperature

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

Donaldsonville average temperature chart (Celsius) Donaldsonville average temperature chart (Fahrenheit)
Average monthly temperatures in Donaldsonville (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 16 17.7 22 26.1 29.2 32.1 32.9 32.7 30.8 26.6 22.1 17.9
°F 60.8 63.9 71.6 79 84.6 89.8 91.2 90.8 87.5 80 71.7 64.2

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.

Donaldsonville monthly rainfall chart (mm) Donaldsonville monthly rainfall chart (inches)
Average monthly rainfall in Donaldsonville (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 126 139 129 122 122 127 182 155 133 85 106 146
inches 5 5.5 5.1 4.8 4.8 5 7.2 6.1 5.2 3.3 4.2 5.7
Rainy days 10 9 9 7 8 10 13 12 10 6 8 10

Average annual rainfall in Donaldsonville: 1509.366mm (594.2 inches)

Average daily sunshine

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

Donaldsonville average daily sunshine chart
Average daily sunshine Donaldsonville
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.4 6.3 7.5 8.8 9.5 9.9 9.1 8.8 8.2 8.4 6.4 5.6

Day / night temperatures

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

Donaldsonville average minimum / maximum temperatures (Celsius) Donaldsonville average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Donaldsonville (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 4.5 6 10.1 14.4 18.1 21.5 22.9 22.5 20.5 14.1 10.1 6.2
Max °C 16.3 18 22.3 26.4 29.5 32.4 33.2 32.9 31.1 27 22.4 18.2
Min °F 40.1 42.8 50.2 57.9 64.6 70.6 73.1 72.5 68.9 57.3 50.1 43.2
Max °F 50.7 53.6 61.2 68.7 74.8 80.4 82.4 81.9 78.4 68.9 61.2 54

Sea temperature

The graph below shows the average sea temperature.

Donaldsonville average sea temperature chart (Celsius) Donaldsonville average sea temperature chart (Fahrenheit)
Average sea temperature around Donaldsonville in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 17.6 17.2 18.4 21.1 24.7 28.1 29.4 29.7 28.4 25.2 21.9 19.4
°F 63.7 62.9 65.2 70 76.5 82.5 85 85.4 83.1 77.3 71.4 67

Wind speed

The graph below shows the average wind speed.

Donaldsonville average winspeed by month (km/h) Donaldsonville average winspeed by month (mph)
Average wind speed in Donaldsonville (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 16 17 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.

Donaldsonville relative humidity averages
Average relative humidity in Donaldsonville
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
75% 72% 72% 72% 74% 76% 78% 79% 78% 74% 76% 76%

Other monthly averages

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Donaldsonville weather stats

Donaldsonville weather statistics
Hottest month: July 32.9°C 91.2°F
Driest month: October 85mm 3.3ins
Sunniest month: October 8.4hrs
Coldest month: January 16°C 60.8°F
Wettest month: July 182mm 7.2ins
Warmest sea: August 29.7°C 85.5°F
Map showing location of Donaldsonville (30.10103, -90.99288) Donaldsonville map pin © Google

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