South Whittier (CA) monthly weather averages

Average daytime temperature

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

South Whittier average temperature chart (Celsius) South Whittier average temperature chart (Fahrenheit)
Average monthly temperatures in South Whittier (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 19.4 20.2 20.2 21.9 22.9 25.1 28.3 29.1 28 26 22.3 19.4
°F 66.8 68.4 68.3 71.5 73.2 77.1 83 84.3 82.3 78.7 72.1 66.8

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.

South Whittier monthly rainfall chart (mm) South Whittier monthly rainfall chart (inches)
Average monthly rainfall in South Whittier (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 69 59 53 26 5 1 1 2 6 6 43 43
inches 2.7 2.3 2.1 1 0.2 0 0 0.1 0.3 0.2 1.7 1.7
Rainy days 5 5 6 3 1 0 0 1 2 2 4 5

Average annual rainfall in South Whittier: 231.134mm (91 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in South Whittier

South Whittier average daily sunshine chart
Average daily sunshine South Whittier
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 7.8 8.5 9.1 10.6 9.6 10.1 12.2 11.7 9.9 8.9 7.9 7.7

Day / night temperatures

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

South Whittier average minimum / maximum temperatures (Celsius) South Whittier average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in South Whittier (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 7.4 8.5 9.4 10.8 13.1 15.1 17 17.9 16.6 14 10.3 7.4
Max °C 19.7 20.5 20.5 22.2 23.2 25.3 28.6 29.4 28.3 26.3 22.6 19.7
Min °F 45.2 47.3 48.8 51.4 55.5 59.2 62.6 64.1 61.8 57.1 50.5 45.2
Max °F 56.3 58.1 58.8 61.7 64.6 68.4 73 74.5 72.3 68.2 61.5 56.3

Sea temperature

The graph below shows the average sea temperature.

South Whittier average sea temperature chart (Celsius) South Whittier average sea temperature chart (Fahrenheit)
Average sea temperature around South Whittier in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 14.8 14.7 14.8 15 15.8 17.1 18.8 19.6 19.6 18.7 17.2 15.5
°F 58.6 58.4 58.6 59 60.5 62.7 65.8 67.3 67.2 65.7 63 60

Wind speed

The graph below shows the average wind speed.

South Whittier average winspeed by month (km/h) South Whittier average winspeed by month (mph)
Average wind speed in South Whittier (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 10 12 13 14 14 13 13 13 12 11 10 10
mph 7 7 8 9 9 8 8 8 7 7 7 6

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.

South Whittier relative humidity averages
Average relative humidity in South Whittier
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
64% 67% 67% 65% 67% 69% 68% 69% 68% 67% 66% 65%