Northam monthly weather averages

Contents

Average daytime temperature

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

Northam average temperature chart (Celsius) Northam average temperature chart (Fahrenheit)
Average monthly temperatures in Northam (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 33.3 32.8 29.7 24.8 20.4 17.4 16.2 17 19.6 23.5 27.4 31.2
°F 91.9 91 85.5 76.7 68.7 63.3 61.2 62.7 67.3 74.3 81.3 88.1

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.

Northam monthly rainfall chart (mm) Northam monthly rainfall chart (inches)
Average monthly rainfall in Northam (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 13 19 16 28 54 79 76 54 33 23 14 11
inches 0.5 0.7 0.6 1.1 2.1 3.1 3 2.1 1.3 0.9 0.5 0.4
Rainy days 4 6 6 9 12 14 15 14 11 9 5 4

Average annual rainfall in Northam: 503.767mm (198.3 inches)

Average daily sunshine

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

Northam average daily sunshine chart
Average daily sunshine Northam
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 11.7 10.6 9.2 7.3 6.2 5.5 5.9 7 8 9 10.1 11.5

Day / night temperatures

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

Northam average minimum / maximum temperatures (Celsius) Northam average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Northam (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 17 17.3 15.4 12.3 8.7 7.2 5.9 5.9 6.9 9.2 12.3 15.1
Max °C 33.7 33.2 30.1 25.2 20.7 17.7 16.5 17.3 20 23.9 27.8 31.6
Min °F 62.5 63.1 59.6 54.1 47.7 44.9 42.6 42.6 44.3 48.5 54.1 59.1
Max °F 77.5 77.4 72.9 65.7 58.5 54.3 52.2 52.9 56.1 61.7 68 73.9

Sea temperature

The graph below shows the average sea temperature.

Northam average sea temperature chart (Celsius) Northam average sea temperature chart (Fahrenheit)
Average sea temperature around Northam in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 21.7 22.4 22.7 22.5 22 21.1 20 19.2 19 19.1 19.9 20.8
°F 71.1 72.3 72.9 72.6 71.6 70 68.1 66.6 66.2 66.5 67.8 69.4

Wind speed

The graph below shows the average wind speed.

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

Northam relative humidity averages
Average relative humidity in Northam
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
40% 42% 45% 54% 61% 68% 69% 65% 59% 51% 46% 42%

Other monthly averages

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Beta

Current (hourly) weather 15 day forecast

Northam weather stats

Northam weather statistics
Hottest month: January 33.3°C 91.9°F
Driest month: December 11mm 0.4ins
Sunniest month: January 11.7hrs
Coldest month: July 16.2°C 61.2°F
Wettest month: June 79mm 3.1ins
Warmest sea: March 22.7°C 72.9°F
Map showing location of Northam (-31.64932, 116.67423) Northam map pin © Google

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