Mountain View (CA) monthly weather averages

Average daytime temperature

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

Mountain View average temperature chart (Celsius) Mountain View average temperature chart (Fahrenheit)
Average monthly temperatures in Mountain View (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 12.7 15.8 17.5 20.1 23.1 26.2 28 27.8 26.8 23.7 17.4 12.9
°F 54.9 60.4 63.5 68.2 73.6 79.1 82.4 82 80.3 74.6 63.3 55.3

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.

Mountain View monthly rainfall chart (mm) Mountain View monthly rainfall chart (inches)
Average monthly rainfall in Mountain View (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 117 83 71 37 9 3 1 2 7 31 76 90
inches 4.6 3.3 2.8 1.5 0.4 0.1 0 0.1 0.3 1.2 3 3.5
Rainy days 10 9 10 6 2 1 1 1 2 4 8 9

Average annual rainfall in Mountain View: 443.9mm (174.8 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Mountain View

Mountain View average daily sunshine chart
Average daily sunshine Mountain View
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 6 7.9 9.4 11.3 12.4 12.8 12.7 11.7 10.9 9.4 6.7 5.5

Day / night temperatures

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

Mountain View average minimum / maximum temperatures (Celsius) Mountain View average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Mountain View (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 3.9 5.8 6.7 7.6 9.8 11.9 12.9 13.1 12.4 10.2 7 4.3
Max °C 13 16.1 17.8 20.4 23.5 26.5 28.4 28.2 27.2 24 17.7 13.2
Min °F 38.9 42.4 44 45.7 49.6 53.4 55.1 55.5 54.3 50.4 44.5 39.7
Max °F 47.1 51.6 54 57.2 61.9 66.6 69.1 69.1 67.6 62.8 54.1 47.7

Sea temperature

The graph below shows the average sea temperature.

Mountain View average sea temperature chart (Celsius) Mountain View average sea temperature chart (Fahrenheit)
Average sea temperature around Mountain View in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 12.1 12 11.9 11.7 11.8 12.2 13.1 14 14.4 14 13.4 12.6
°F 53.8 53.6 53.5 53.1 53.2 54 55.5 57.2 57.9 57.3 56.1 54.6

Wind speed

The graph below shows the average wind speed.

Mountain View average winspeed by month (km/h) Mountain View average winspeed by month (mph)
Average wind speed in Mountain View (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 12 14 16 17 19 19 18 17 15 13 12 12
mph 7 9 10 11 12 12 11 11 9 8 7 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.

Mountain View relative humidity averages
Average relative humidity in Mountain View
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
81% 77% 72% 68% 65% 63% 63% 65% 64% 68% 76% 81%

Other monthly averages

UV index Best time to go?

Mountain View weather stats

Mountain View weather statistics
Hottest month: July 28°C 82.4°F
Driest month: July 1mm 0ins
Sunniest month: July 12.7hrs
Coldest month: January 12.7°C 54.9°F
Wettest month: January 117mm 4.6ins
Warmest sea: September 14.4°C 57.9°F
Map showing location of Mountain View (38.00881, -122.11746) Mountain View map pin © Google

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