Broomfield (CO) monthly weather averages

Average daytime temperature

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

Broomfield average temperature chart (Celsius) Broomfield average temperature chart (Fahrenheit)
Average monthly temperatures in Broomfield (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 6 7.9 10.8 15.9 20.9 26.4 30 28.7 23.8 18.4 10.8 6.7
°F 42.9 46.2 51.4 60.7 69.7 79.5 85.9 83.6 74.9 65.1 51.4 44.1

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.

Broomfield monthly rainfall chart (mm) Broomfield monthly rainfall chart (inches)
Average monthly rainfall in Broomfield (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 14 18 36 49 73 46 49 38 35 28 27 16
inches 0.5 0.7 1.4 1.9 2.9 1.8 1.9 1.5 1.4 1.1 1 0.6
Rainy days 6 6 9 8 10 9 9 9 7 5 6 6

Average annual rainfall in Broomfield: 361.634mm (142.4 inches)

Average daily sunshine

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

Broomfield average daily sunshine chart
Average daily sunshine Broomfield
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 7.6 8.2 8.9 9.9 10.1 11.3 11.2 10.6 9.8 8.7 7.1 7

Day / night temperatures

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

Broomfield average minimum / maximum temperatures (Celsius) Broomfield average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Broomfield (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -8.6 -6.5 -3.8 0.9 5.9 10.5 13.9 12.8 8 2.4 -3.6 -7.5
Max °C 6.4 8.3 11.2 16.3 21.3 26.8 30.4 29.1 24.2 18.8 11.2 7.1
Min °F 16.5 20.4 25.3 33.6 42.6 50.8 56.9 55 46.4 36.3 25.6 18.6
Max °F 30 33.6 38.7 47.5 56.5 65.5 71.8 69.6 61 51.1 38.8 31.6

Sea temperature

The graph below shows the average sea temperature.

Broomfield average sea temperature chart (Celsius) Broomfield average sea temperature chart (Fahrenheit)
Average sea temperature around Broomfield in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 11 10.8 11.1 11.8 13.2 15.1 17.2 18.9 18.2 15.9 13.6 11.9
°F 51.8 51.4 52 53.3 55.7 59.1 62.9 66 64.7 60.6 56.5 53.5

Wind speed

The graph below shows the average wind speed.

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

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.

Broomfield relative humidity averages
Average relative humidity in Broomfield
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
55% 56% 54% 50% 52% 49% 48% 49% 50% 49% 55% 57%

Other monthly averages

UV index Best time to go?

Broomfield weather stats

Broomfield weather statistics
Hottest month: July 30°C 86°F
Driest month: January 14mm 0.6ins
Sunniest month: September 9.8hrs
Coldest month: January 6°C 42.8°F
Wettest month: May 73mm 2.9ins
Warmest sea: August 18.9°C 66°F
Map showing location of Broomfield (39.92054, -105.08665) Broomfield map pin © Google

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