Lake Arrowhead (CA) monthly weather averages

Contents

Average daytime temperature

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

Lake Arrowhead average temperature chart (Celsius) Lake Arrowhead average temperature chart (Fahrenheit)
Average monthly temperatures in Lake Arrowhead (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 12.8 14.5 15.3 18.3 23 28.2 33.1 32.7 28.8 23.4 16.9 12.8
°F 55 58.1 59.6 65 73.4 82.8 91.6 90.9 83.8 74.1 62.4 55

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.

Lake Arrowhead monthly rainfall chart (mm) Lake Arrowhead monthly rainfall chart (inches)
Average monthly rainfall in Lake Arrowhead (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 74 56 57 44 17 4 8 13 12 13 48 61
inches 2.9 2.2 2.3 1.7 0.7 0.2 0.3 0.5 0.5 0.5 1.9 2.4
Rainy days 5 5 6 3 1 1 1 1 2 2 3 4

Average annual rainfall in Lake Arrowhead: 325.4mm (128.1 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Lake Arrowhead

Lake Arrowhead average daily sunshine chart
Average daily sunshine Lake Arrowhead
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 7.9 8.6 9.2 10.7 10.4 11.2 12.3 11.8 10.4 9.3 8.1 7.8

Day / night temperatures

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

Lake Arrowhead average minimum / maximum temperatures (Celsius) Lake Arrowhead average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Lake Arrowhead (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -0.5 0.8 2 3.7 7.9 11.8 15.7 15.5 11.8 7.4 2.8 -0.7
Max °C 13.1 14.9 15.7 18.7 23.4 28.7 33.6 33.2 29.2 23.8 17.3 13.1
Min °F 31.1 33.4 35.5 38.7 46.1 53.2 60.2 59.8 53.2 45.3 37 30.7
Max °F 43.3 46 47.8 52.2 60.1 68.4 76.3 75.7 68.9 60.1 50 43.2

Sea temperature

The graph below shows the average sea temperature.

Lake Arrowhead average sea temperature chart (Celsius) Lake Arrowhead average sea temperature chart (Fahrenheit)
Average sea temperature around Lake Arrowhead in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 14.6 14.5 14.7 15 15.8 17.2 18.9 19.7 19.6 18.6 17 15.3
°F 58.2 58.1 58.4 58.9 60.5 62.9 66 67.5 67.3 65.6 62.6 59.6

Wind speed

The graph below shows the average wind speed.

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

Lake Arrowhead relative humidity averages
Average relative humidity in Lake Arrowhead
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
60% 59% 56% 52% 52% 53% 55% 57% 57% 57% 59% 61%

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Lake Arrowhead weather stats

Lake Arrowhead weather statistics
Hottest month: July 33.1°C 91.6°F
Driest month: June 4mm 0.2ins
Sunniest month: August 11.8hrs
Coldest month: December 12.8°C 55°F
Wettest month: January 74mm 2.9ins
Warmest sea: August 19.7°C 67.5°F
Map showing location of Lake Arrowhead (34.24834, -117.18921) Lake Arrowhead map pin © Google

Locations nearby

Top United States locations