San Onofre monthly weather averages

Contents

Average daytime temperature

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

San Onofre average temperature chart (Celsius) San Onofre average temperature chart (Fahrenheit)
Average monthly temperatures in San Onofre (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 33 33.1 33.5 32.9 32 31.7 32.3 31.9 31.5 31.1 31.3 32.2
°F 91.4 91.6 92.3 91.2 89.6 89.1 90.1 89.5 88.7 88 88.3 89.9

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.

San Onofre monthly rainfall chart (mm) San Onofre monthly rainfall chart (inches)
Average monthly rainfall in San Onofre (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 11 12 20 70 165 162 139 191 159 200 155 52
inches 0.4 0.5 0.8 2.8 6.5 6.4 5.5 7.5 6.3 7.9 6.1 2.1
Rainy days 2 1 1 4 10 11 9 12 12 13 10 4

Average annual rainfall in San Onofre: 1271.267mm (500.5 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in San Onofre

San Onofre average daily sunshine chart
Average daily sunshine San Onofre
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 8 7.7 7 6 5.6 5.6 6.6 5.8 5.2 4.9 5.7 6.9

Day / night temperatures

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

San Onofre average minimum / maximum temperatures (Celsius) San Onofre average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in San Onofre (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 22 22.2 22.7 23.3 23.4 23.3 23.3 23.3 23.1 22.9 22.9 22.4
Max °C 33.3 33.4 33.8 33.2 32.2 32 32.5 32.2 31.7 31.3 31.5 32.4
Min °F 71.5 72 72.8 73.9 74.1 73.9 73.9 73.9 73.6 73.2 73.2 72.3
Max °F 81.7 82 82.8 82.8 82 81.7 82.2 81.9 81.3 80.8 81 81.3

Sea temperature

The graph below shows the average sea temperature.

San Onofre average sea temperature chart (Celsius) San Onofre average sea temperature chart (Fahrenheit)
Average sea temperature around San Onofre in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 27.8 27.7 27.8 28 28.9 29.4 29.3 29.4 29.4 29.3 28.9 28.3
°F 82 81.9 82 82.4 84 85 84.8 84.9 85 84.7 84 83

Wind speed

The graph below shows the average wind speed.

San Onofre average winspeed by month (km/h) San Onofre average winspeed by month (mph)
Average wind speed in San Onofre (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 14 15 15 14 13 13 15 14 12 10 10 12
mph 9 9 9 9 8 8 9 9 7 6 6 7

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.

San Onofre relative humidity averages
Average relative humidity in San Onofre
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
78% 77% 77% 79% 83% 83% 82% 83% 84% 85% 84% 82%

Other monthly averages

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Beta

Current (hourly) weather 15 day forecast

San Onofre weather stats

San Onofre weather statistics
Hottest month: March 33.5°C 92.3°F
Driest month: January 11mm 0.4ins
Sunniest month: January 8hrs
Coldest month: October 31.1°C 88°F
Wettest month: October 200mm 7.9ins
Warmest sea: June 29.4°C 84.9°F
Map showing location of San Onofre (9.73586, -75.52626) San Onofre map pin © Google

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