Hillsboro (ND) monthly weather averages

Average daytime temperature

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

Hillsboro average temperature chart (Celsius) Hillsboro average temperature chart (Fahrenheit)
Average monthly temperatures in Hillsboro (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -10 -6.5 1.2 11.5 20.1 25.2 28.5 27.6 20.3 13.2 1.6 -7.1
°F 13.9 20.4 34.1 52.6 68.2 77.3 83.2 81.7 68.6 55.7 34.8 19.3

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.

Hillsboro monthly rainfall chart (mm) Hillsboro monthly rainfall chart (inches)
Average monthly rainfall in Hillsboro (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 12 11 22 43 61 92 77 64 52 38 16 14
inches 0.5 0.4 0.9 1.7 2.4 3.6 3 2.5 2.1 1.5 0.6 0.5
Rainy days 8 7 8 8 10 11 10 9 8 7 6 8

Average annual rainfall in Hillsboro: 452.134mm (178 inches)

Average daily sunshine

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

Hillsboro average daily sunshine chart
Average daily sunshine Hillsboro
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 4.9 5.8 6.9 8.4 9.7 10.7 11.9 10.6 7.9 6.1 4.1 3.9

Day / night temperatures

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

Hillsboro average minimum / maximum temperatures (Celsius) Hillsboro average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Hillsboro (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -20.2 -16.8 -9 -0.4 6 11.7 14.4 12.9 7.2 1.4 -7.4 -16.4
Max °C -9.8 -6.2 1.4 11.8 20.5 25.5 28.8 28 20.7 13.5 1.8 -6.9
Min °F -4.4 1.8 15.8 31.4 42.7 53.1 57.9 55.1 44.9 34.4 18.7 2.6
Max °F 5 11.3 25.2 42.3 55.8 65.5 70.9 68.7 57 45.3 27 11.1

Sea temperature

The graph below shows the average sea temperature.

Hillsboro average sea temperature chart (Celsius) Hillsboro average sea temperature chart (Fahrenheit)
Average sea temperature around Hillsboro in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 5.7 5.5 5.8 6.6 7.9 9.9 12.5 15.6 14.5 11.2 8.2 6.4
°F 42.3 42 42.5 43.9 46.2 49.7 54.5 60.1 58.1 52.1 46.8 43.6

Wind speed

The graph below shows the average wind speed.

Hillsboro average winspeed by month (km/h) Hillsboro average winspeed by month (mph)
Average wind speed in Hillsboro (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 19 19 20 21 20 18 17 17 18 19 19 18
mph 12 12 13 13 13 11 10 10 11 12 12 11

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.

Hillsboro relative humidity averages
Average relative humidity in Hillsboro
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
74% 75% 76% 66% 60% 66% 67% 67% 69% 69% 77% 77%