Dale City (VA) monthly weather averages

Contents

Average daytime temperature

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

Dale City average temperature chart (Celsius) Dale City average temperature chart (Fahrenheit)
Average monthly temperatures in Dale City (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 5.8 7.3 13.1 18.7 23.8 28.5 30.5 29.5 25.9 20.2 14.2 8
°F 42.5 45.2 55.6 65.7 74.9 83.4 86.9 85 78.7 68.4 57.5 46.4

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.

Dale City monthly rainfall chart (mm) Dale City monthly rainfall chart (inches)
Average monthly rainfall in Dale City (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 69 71 87 76 85 80 90 103 80 72 82 83
inches 2.7 2.8 3.4 3 3.4 3.1 3.6 4.1 3.1 2.8 3.2 3.3
Rainy days 10 9 10 10 11 10 10 9 8 7 9 9

Average annual rainfall in Dale City: 938.733mm (369.6 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Dale City

Dale City average daily sunshine chart
Average daily sunshine Dale City
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.3 6.1 7.3 8.4 9.1 10.2 9.8 9.2 8.1 7.2 5.7 5

Day / night temperatures

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

Dale City average minimum / maximum temperatures (Celsius) Dale City average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Dale City (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -3.7 -2.6 2.2 6.8 12.5 17.6 20.3 19.3 15.4 8.7 3.6 -1.2
Max °C 6.1 7.6 13.4 19 24.1 28.8 30.8 29.7 26.2 20.5 14.5 8.2
Min °F 25.4 27.4 36 44.2 54.5 63.7 68.5 66.7 59.7 47.7 38.4 29.8
Max °F 34.2 36.5 46 55.2 64.9 73.8 77.9 76.1 69.4 58.3 48.2 38.3

Sea temperature

The graph below shows the average sea temperature.

Dale City average sea temperature chart (Celsius) Dale City average sea temperature chart (Fahrenheit)
Average sea temperature around Dale City in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 4.2 2.6 3.3 6.7 11.8 18.2 23.2 24.2 22.1 17.3 12.2 7.7
°F 39.6 36.6 38 44.1 53.3 64.8 73.7 75.6 71.7 63.2 54 45.8

Wind speed

The graph below shows the average wind speed.

Dale City average winspeed by month (km/h) Dale City average winspeed by month (mph)
Average wind speed in Dale City (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 15 16 17 16 14 13 12 12 12 13 14 15
mph 9 10 10 10 9 8 8 7 8 8 9 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.

Dale City relative humidity averages
Average relative humidity in Dale City
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
65% 64% 62% 60% 68% 69% 71% 73% 73% 71% 68% 67%

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Dale City weather stats

Dale City weather statistics
Hottest month: July 30.5°C 86.9°F
Driest month: January 69mm 2.7ins
Sunniest month: June 10.2hrs
Coldest month: January 5.8°C 42.4°F
Wettest month: August 103mm 4.1ins
Warmest sea: August 24.2°C 75.6°F
Map showing location of Dale City (38.63706, -77.31109) Dale City map pin © Google

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