Rock Hill (SC) monthly weather averages

Contents

Average daytime temperature

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

Rock Hill average temperature chart (Celsius) Rock Hill average temperature chart (Fahrenheit)
Average monthly temperatures in Rock Hill (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 10.2 12.7 17.8 22.7 26.6 30.1 31.7 30.9 27.8 22.5 17.4 12.1
°F 50.4 54.9 64.1 72.9 79.9 86.1 89 87.7 82 72.5 63.3 53.8

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.

Rock Hill monthly rainfall chart (mm) Rock Hill monthly rainfall chart (inches)
Average monthly rainfall in Rock Hill (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 109 105 126 79 92 107 111 109 103 89 84 95
inches 4.3 4.1 5 3.1 3.6 4.2 4.4 4.3 4.1 3.5 3.3 3.7
Rainy days 10 9 11 8 10 10 11 10 7 7 8 10

Average annual rainfall in Rock Hill: 1161.934mm (457.5 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Rock Hill

Rock Hill average daily sunshine chart
Average daily sunshine Rock Hill
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 6.1 7 8.1 9.5 9.9 10.1 9.8 9.2 8.5 8.1 6.7 6.1

Day / night temperatures

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

Rock Hill average minimum / maximum temperatures (Celsius) Rock Hill average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Rock Hill (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -0.7 0.6 5.1 9.4 14.1 18.5 20.7 20.2 16.8 10.2 5.5 1.2
Max °C 10.5 13 18.2 23.1 26.9 30.4 32 31.2 28.1 22.8 17.7 12.4
Min °F 30.7 33.1 41.1 48.8 57.4 65.2 69.2 68.4 62.2 50.4 41.9 34.2
Max °F 40.8 44.2 52.9 61.2 68.9 75.9 79.3 78.3 72.3 61.7 52.9 44.2

Sea temperature

The graph below shows the average sea temperature.

Rock Hill average sea temperature chart (Celsius) Rock Hill average sea temperature chart (Fahrenheit)
Average sea temperature around Rock Hill in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 15.3 14.6 14.5 16.1 19.8 24.1 26.7 27.1 25.9 22.7 19.2 16.9
°F 59.6 58.3 58.2 60.9 67.7 75.3 80 80.8 78.6 72.8 66.6 62.4

Wind speed

The graph below shows the average wind speed.

Rock Hill average winspeed by month (km/h) Rock Hill average winspeed by month (mph)
Average wind speed in Rock Hill (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 13 14 14 14 12 12 11 10 11 11 12 12
mph 8 9 9 9 8 7 7 6 7 7 7 8

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.

Rock Hill relative humidity averages
Average relative humidity in Rock Hill
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
67% 63% 63% 60% 68% 71% 73% 75% 74% 71% 69% 68%

Other monthly averages

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Beta

Current (hourly) weather 15 day forecast

Rock Hill weather stats

Rock Hill weather statistics
Hottest month: July 31.7°C 89.1°F
Driest month: April 79mm 3.1ins
Sunniest month: April 9.5hrs
Coldest month: January 10.2°C 50.4°F
Wettest month: March 126mm 5ins
Warmest sea: August 27.1°C 80.8°F
Map showing location of Rock Hill (34.92487, -81.02508) Rock Hill map pin © Google

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