Rosemead (CA) monthly weather averages

Contents

Average daytime temperature

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

Rosemead average temperature chart (Celsius) Rosemead average temperature chart (Fahrenheit)
Average monthly temperatures in Rosemead (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 19.4 20.5 20.7 22.6 24 26.7 30.1 30.6 29.2 26.6 22.4 19.4
°F 67 69 69.2 72.6 75.2 80 86.2 87 84.5 79.8 72.3 67

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.

Rosemead monthly rainfall chart (mm) Rosemead monthly rainfall chart (inches)
Average monthly rainfall in Rosemead (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 86 82 73 30 6 2 1 3 9 10 52 54
inches 3.4 3.2 2.9 1.2 0.2 0.1 0 0.1 0.4 0.4 2.1 2.1
Rainy days 5 5 6 3 1 0 0 1 2 2 4 5

Average annual rainfall in Rosemead: 323.7mm (127.4 inches)

Average daily sunshine

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

Rosemead average daily sunshine chart
Average daily sunshine Rosemead
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 7.5 8.3 8.9 10.5 9.9 10.7 12.2 11.7 10.1 9 7.7 7.4

Day / night temperatures

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

Rosemead average minimum / maximum temperatures (Celsius) Rosemead average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Rosemead (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 7.1 8.2 8.9 10.4 12.7 14.9 17 17.5 16.3 13.5 9.7 7.1
Max °C 19.8 20.9 21 22.9 24.3 27 30.5 30.9 29.5 26.9 22.7 19.8
Min °F 44.7 46.7 47.9 50.6 54.9 58.7 62.5 63.5 61.3 56.3 49.5 44.7
Max °F 56.1 58.1 58.8 61.9 65.3 69.6 74.7 75.6 73.2 68.4 61.2 56.1

Sea temperature

The graph below shows the average sea temperature.

Rosemead average sea temperature chart (Celsius) Rosemead average sea temperature chart (Fahrenheit)
Average sea temperature around Rosemead in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 14.4 14.3 14.3 14.3 15 16.1 17.8 18.6 18.6 17.9 16.6 15.1
°F 57.9 57.7 57.7 57.8 59 61.1 64 65.5 65.5 64.3 61.9 59.1

Wind speed

The graph below shows the average wind speed.

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

Rosemead relative humidity averages
Average relative humidity in Rosemead
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
64% 66% 66% 63% 65% 66% 66% 67% 66% 65% 65% 64%

Other monthly averages

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Beta

Current (hourly) weather 15 day forecast

Rosemead weather stats

Rosemead weather statistics
Hottest month: August 30.6°C 87.1°F
Driest month: July 1mm 0ins
Sunniest month: August 11.7hrs
Coldest month: January 19.4°C 66.9°F
Wettest month: January 86mm 3.4ins
Warmest sea: September 18.6°C 65.5°F
Map showing location of Rosemead (34.08057, -118.07285) Rosemead map pin © Google

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