Oakland (CA) monthly weather averages

Average daytime temperature

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

Oakland average temperature chart (Celsius) Oakland average temperature chart (Fahrenheit)
Average monthly temperatures in Oakland (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 13.4 15.6 16.5 18 19.4 21.3 21.9 22.1 22.9 21.4 17.1 13.6
°F 56.1 60 61.6 64.5 67 70.3 71.5 71.8 73.2 70.6 62.8 56.5

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.

Oakland monthly rainfall chart (mm) Oakland monthly rainfall chart (inches)
Average monthly rainfall in Oakland (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 100 73 73 35 6 3 1 2 5 28 70 76
inches 3.9 2.9 2.9 1.4 0.2 0.1 0 0.1 0.2 1.1 2.8 3
Rainy days 10 9 10 6 2 1 1 1 2 4 8 9

Average annual rainfall in Oakland: 388mm (152.8 inches)

Average daily sunshine

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

Oakland average daily sunshine chart
Average daily sunshine Oakland
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 6.3 8 9.4 11.1 11.6 11.7 11.5 10.6 10.2 8.9 6.5 5.6

Day / night temperatures

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

Oakland average minimum / maximum temperatures (Celsius) Oakland average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Oakland (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 6.3 8.1 8.6 9.4 10.6 12.1 12.7 13.3 13.5 12.2 9.5 6.8
Max °C 13.6 15.8 16.7 18.3 19.7 21.5 22.2 22.4 23.1 21.7 17.3 13.8
Min °F 43.3 46.5 47.4 48.8 51 53.8 54.8 55.9 56.3 53.9 49.1 44.2
Max °F 49.8 53.4 54.7 56.8 59.2 62.2 63.3 64 64.9 62.4 56.1 50.5

Sea temperature

The graph below shows the average sea temperature.

Oakland average sea temperature chart (Celsius) Oakland average sea temperature chart (Fahrenheit)
Average sea temperature around Oakland in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 12.4 12.2 12.2 11.8 11.8 12.2 13.1 14 14.4 14.2 13.6 12.7
°F 54.2 54 53.9 53.3 53.2 53.9 55.5 57.2 57.9 57.6 56.4 54.9

Wind speed

The graph below shows the average wind speed.

Oakland average winspeed by month (km/h) Oakland average winspeed by month (mph)
Average wind speed in Oakland (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 12 14 17 18 20 21 20 18 16 14 13 13
mph 8 9 10 11 13 13 12 11 10 9 8 8

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.

Oakland relative humidity averages
Average relative humidity in Oakland
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
79% 77% 73% 70% 68% 67% 68% 70% 68% 70% 76% 80%