Gettysburg (SD) monthly weather averages

Contents

Average daytime temperature

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

Gettysburg average temperature chart (Celsius) Gettysburg average temperature chart (Fahrenheit)
Average monthly temperatures in Gettysburg (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -5 -1.7 4.8 13.9 20.7 26.3 30.5 29.6 23.2 16.1 5.3 -2.7
°F 22.9 28.9 40.7 57 69.2 79.3 86.9 85.2 73.7 61.1 41.6 27.1

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.

Gettysburg monthly rainfall chart (mm) Gettysburg monthly rainfall chart (inches)
Average monthly rainfall in Gettysburg (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 8 12 25 47 67 81 63 52 36 29 13 10
inches 0.3 0.5 1 1.9 2.6 3.2 2.5 2 1.4 1.1 0.5 0.4
Rainy days 6 6 8 9 10 11 9 8 7 5 6 7

Average annual rainfall in Gettysburg: 387.066mm (152.4 inches)

Average daily sunshine

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

Gettysburg average daily sunshine chart
Average daily sunshine Gettysburg
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 6.1 6.7 7.8 8.8 10.2 11.5 12.3 11.2 9.2 7.5 5.4 5.2

Day / night temperatures

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

Gettysburg average minimum / maximum temperatures (Celsius) Gettysburg average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Gettysburg (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -16.5 -13.2 -7.1 0.2 6.4 12 15.2 13.9 7.9 1.7 -6.2 -13.6
Max °C -4.8 -1.5 5.1 14.3 21 26.6 30.9 30 23.6 16.5 5.6 -2.5
Min °F 2.4 8.3 19.2 32.3 43.5 53.6 59.3 56.9 46.1 35.1 20.8 7.6
Max °F 12.9 18.9 30.2 45 56.7 66.7 73.4 71.4 60.3 48.4 31.5 17.6

Sea temperature

The graph below shows the average sea temperature.

Gettysburg average sea temperature chart (Celsius) Gettysburg average sea temperature chart (Fahrenheit)
Average sea temperature around Gettysburg in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 7.1 6.9 7.3 8.1 9.4 11.4 13.9 16.6 15.6 12.5 9.7 7.9
°F 44.8 44.5 45.1 46.5 48.9 52.5 57 61.9 60 54.4 49.4 46.2

Wind speed

The graph below shows the average wind speed.

Gettysburg average winspeed by month (km/h) Gettysburg average winspeed by month (mph)
Average wind speed in Gettysburg (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 18 18 20 21 20 18 16 17 17 18 17 17
mph 11 11 12 13 13 11 10 10 11 11 11 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.

Gettysburg relative humidity averages
Average relative humidity in Gettysburg
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
70% 71% 70% 62% 61% 64% 62% 62% 63% 63% 70% 72%

Other monthly averages

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Beta

Current (hourly) weather 15 day forecast

Gettysburg weather stats

Gettysburg weather statistics
Hottest month: July 30.5°C 86.9°F
Driest month: January 8mm 0.3ins
Sunniest month: July 12.3hrs
Coldest month: January -5°C 23°F
Wettest month: June 81mm 3.2ins
Warmest sea: August 16.6°C 61.9°F
Map showing location of Gettysburg (45.01165, -99.95567) Gettysburg map pin © Google

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