Narellan monthly weather averages

Contents

Average daytime temperature

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

Narellan average temperature chart (Celsius) Narellan average temperature chart (Fahrenheit)
Average monthly temperatures in Narellan (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 27.3 27.1 25.9 23.2 19.5 17 16.5 17.6 20.3 22.7 24.4 26.7
°F 81.2 80.8 78.6 73.8 67.2 62.5 61.7 63.7 68.6 72.9 75.8 80.1

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.

Narellan monthly rainfall chart (mm) Narellan monthly rainfall chart (inches)
Average monthly rainfall in Narellan (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 103 109 105 84 68 85 44 58 42 77 86 65
inches 4.1 4.3 4.1 3.3 2.7 3.4 1.7 2.3 1.7 3 3.4 2.5
Rainy days 12 12 13 11 11 11 8 10 10 12 12 10

Average annual rainfall in Narellan: 1044.467mm (411.2 inches)

Average daily sunshine

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

Narellan average daily sunshine chart
Average daily sunshine Narellan
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 7.7 7.3 6.9 6.9 6.1 6.2 7 7.8 7.8 7.9 8.2 8.3

Day / night temperatures

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

Narellan average minimum / maximum temperatures (Celsius) Narellan average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Narellan (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 16.2 16.4 14.5 10.7 7.2 5 3 4.5 6.8 10.2 12.4 14.8
Max °C 27.6 27.4 26.2 23.5 19.9 17.3 16.9 18 20.7 23 24.7 27
Min °F 61.2 61.5 58 51.3 44.9 40.9 37.3 40 44.2 50.4 54.2 58.6
Max °F 71.4 71.4 68.5 62.8 56.3 52 49.8 52.2 56.7 61.9 65.3 69.6

Sea temperature

The graph below shows the average sea temperature.

Narellan average sea temperature chart (Celsius) Narellan average sea temperature chart (Fahrenheit)
Average sea temperature around Narellan in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 22.9 23.4 23.1 22.3 20.7 19.2 18 17.8 18.1 18.7 19.8 21.4
°F 73.2 74.1 73.6 72.1 69.3 66.5 64.4 64.1 64.6 65.7 67.6 70.5

Wind speed

The graph below shows the average wind speed.

Narellan average winspeed by month (km/h) Narellan average winspeed by month (mph)
Average wind speed in Narellan (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 14 13 12 11 11 12 12 14 15 16 15 15
mph 9 8 7 7 7 7 8 9 9 10 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.

Narellan relative humidity averages
Average relative humidity in Narellan
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
62% 65% 64% 64% 66% 67% 62% 58% 54% 55% 58% 58%

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Narellan weather stats

Narellan weather statistics
Hottest month: January 27.3°C 81.1°F
Driest month: September 42mm 1.7ins
Sunniest month: August 7.8hrs
Coldest month: July 16.5°C 61.7°F
Wettest month: February 109mm 4.3ins
Warmest sea: February 23.4°C 74.1°F
Map showing location of Narellan (-34.03333, 150.73333) Narellan map pin © Google

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