Death Valley (CA) monthly weather averages

Average daytime temperature

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

Death Valley average temperature chart (Celsius) Death Valley average temperature chart (Fahrenheit)
Average monthly temperatures in Death Valley (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 18 22.3 26.1 30.7 36.2 41.7 45.2 43.9 39.5 32.5 23.7 17.3
°F 64.3 72.1 79 87.3 97.2 107.1 113.3 111 103.1 90.5 74.6 63.2

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.

Death Valley monthly rainfall chart (mm) Death Valley monthly rainfall chart (inches)
Average monthly rainfall in Death Valley (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 7 9 7 3 2 1 4 3 4 2 5 4
inches 0.3 0.3 0.3 0.1 0.1 0 0.1 0.1 0.2 0.1 0.2 0.1
Rainy days 3 3 3 2 1 0 0 1 1 1 2 3

Average annual rainfall in Death Valley: -31.8mm (-12.5 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Death Valley

Death Valley average daily sunshine chart
Average daily sunshine Death Valley
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 7.3 8.5 9.8 11.5 12.6 13.9 13.7 12.9 11.8 10.2 8 7.1

Day / night temperatures

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

Death Valley average minimum / maximum temperatures (Celsius) Death Valley average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Death Valley (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 3.7 7.8 11.8 15.9 21.4 26.5 30.1 29 23.5 16.1 8.8 3.4
Max °C 18.3 22.7 26.5 31.1 36.6 42.1 45.6 44.3 39.9 32.9 24.1 17.7
Min °F 38.7 46 53.2 60.6 70.5 79.7 86.1 84.1 74.3 61 47.8 38
Max °F 51.8 59.4 66.4 74.3 84.2 93.7 100 97.9 89.1 76.1 61.5 50.9

Sea temperature

The graph below shows the average sea temperature.

Death Valley average sea temperature chart (Celsius) Death Valley average sea temperature chart (Fahrenheit)
Average sea temperature around Death Valley in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 13 12.9 12.9 13 13.7 15 16.7 17.6 17.5 16.5 15.1 13.7
°F 55.5 55.2 55.2 55.4 56.7 59 62 63.7 63.4 61.8 59.3 56.7

Wind speed

The graph below shows the average wind speed.

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

Death Valley relative humidity averages
Average relative humidity in Death Valley
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
61% 56% 49% 40% 34% 29% 28% 33% 35% 42% 52% 61%