Hillsborough (NC) monthly weather averages

Average daytime temperature

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

Hillsborough average temperature chart (Celsius) Hillsborough average temperature chart (Fahrenheit)
Average monthly temperatures in Hillsborough (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 8.5 10.5 15.8 21.2 25.3 29 30.9 30.3 27 21.4 16.5 10.7
°F 47.3 51 60.4 70.2 77.5 84.2 87.7 86.5 80.7 70.5 61.6 51.3

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.

Hillsborough monthly rainfall chart (mm) Hillsborough monthly rainfall chart (inches)
Average monthly rainfall in Hillsborough (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 93 95 105 81 109 105 103 108 82 87 86 87
inches 3.7 3.7 4.1 3.2 4.3 4.1 4.1 4.3 3.2 3.4 3.4 3.4
Rainy days 10 9 10 9 11 9 11 10 7 7 8 9

Average annual rainfall in Hillsborough: 1097.7mm (432.2 inches)

Average daily sunshine

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

Hillsborough average daily sunshine chart
Average daily sunshine Hillsborough
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.9 6.7 7.9 8.9 9 9.7 9.1 8.4 7.9 7.6 6.4 5.7

Day / night temperatures

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

Hillsborough average minimum / maximum temperatures (Celsius) Hillsborough average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Hillsborough (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -3.4 -2.1 2.3 6.8 11.8 16.3 18.6 18.1 14.3 7.3 2.8 -1.4
Max °C 8.8 10.9 16.1 21.6 25.6 29.3 31.3 30.6 27.4 21.8 16.8 11
Min °F 25.9 28.3 36.1 44.2 53.2 61.3 65.4 64.5 57.7 45.1 37 29.5
Max °F 36.9 39.9 48.6 57.6 65.7 73 76.8 75.7 69.4 58.1 49.6 40.6

Sea temperature

The graph below shows the average sea temperature.

Hillsborough average sea temperature chart (Celsius) Hillsborough average sea temperature chart (Fahrenheit)
Average sea temperature around Hillsborough in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 13.2 12.4 12.5 14 17.7 22.5 25.6 26.2 24.7 21.2 17.5 15
°F 55.8 54.4 54.5 57.3 63.9 72.4 78.1 79.2 76.5 70.1 63.6 58.9

Wind speed

The graph below shows the average wind speed.

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

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.

Hillsborough relative humidity averages
Average relative humidity in Hillsborough
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
67% 63% 63% 60% 71% 73% 76% 78% 76% 72% 68% 69%

Other monthly averages

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Hillsborough weather stats

Hillsborough weather statistics
Hottest month: July 30.9°C 87.6°F
Driest month: April 81mm 3.2ins
Sunniest month: April 8.9hrs
Coldest month: January 8.5°C 47.3°F
Wettest month: May 109mm 4.3ins
Warmest sea: August 26.2°C 79.2°F
Map showing location of Hillsborough (36.07542, -79.09973) Hillsborough map pin © Google

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