Mission Viejo (CA) monthly weather averages

Contents

Average daytime temperature

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

Mission Viejo average temperature chart (Celsius) Mission Viejo average temperature chart (Fahrenheit)
Average monthly temperatures in Mission Viejo (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 18.2 18.6 18.5 20.2 21.4 22.9 25.7 26.4 26 23.9 20.7 18.1
°F 64.7 65.5 65.3 68.4 70.5 73.2 78.2 79.5 78.8 75.1 69.2 64.6

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.

Mission Viejo monthly rainfall chart (mm) Mission Viejo monthly rainfall chart (inches)
Average monthly rainfall in Mission Viejo (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 64 60 58 27 5 2 1 2 5 5 38 44
inches 2.5 2.4 2.3 1.1 0.2 0.1 0 0.1 0.2 0.2 1.5 1.7
Rainy days 5 5 6 4 1 1 0 1 1 2 4 5

Average annual rainfall in Mission Viejo: 226.533mm (89.2 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Mission Viejo

Mission Viejo average daily sunshine chart
Average daily sunshine Mission Viejo
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 8 8.5 9.1 10.4 9.5 9.9 11.8 11.4 9.8 8.9 8 7.8

Day / night temperatures

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

Mission Viejo average minimum / maximum temperatures (Celsius) Mission Viejo average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Mission Viejo (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 6.4 7.1 7.9 9.3 11.6 13.7 15.7 16.4 15.4 12.6 9.1 6.2
Max °C 18.5 18.9 18.8 20.5 21.6 23.1 25.9 26.7 26.3 24.2 21 18.4
Min °F 43.4 44.8 46.1 48.7 52.9 56.7 60.3 61.4 59.6 54.7 48.3 43.2
Max °F 54.3 55.4 55.9 58.8 61.9 65.1 69.4 70.7 69.4 65.1 59 54.1

Sea temperature

The graph below shows the average sea temperature.

Mission Viejo average sea temperature chart (Celsius) Mission Viejo average sea temperature chart (Fahrenheit)
Average sea temperature around Mission Viejo in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 14.9 14.9 15.1 15.6 16.6 18 19.8 20.5 20.4 19.3 17.5 15.7
°F 58.8 58.8 59.3 60 61.8 64.4 67.6 69 68.8 66.7 63.5 60.2

Wind speed

The graph below shows the average wind speed.

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

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

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Mission Viejo weather stats

Mission Viejo weather statistics
Hottest month: August 26.4°C 79.5°F
Driest month: July 1mm 0ins
Sunniest month: August 11.4hrs
Coldest month: December 18.1°C 64.6°F
Wettest month: January 64mm 2.5ins
Warmest sea: August 20.5°C 68.9°F
Map showing location of Mission Viejo (33.60002, -117.672) Mission Viejo map pin © Google

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