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Clifton, VA Weather


Clifton, VA climate is warm during summer when temperatures tend to be in the 70's and very cold during winter when temperatures tend to be in the 30's.

The warmest month of the year is July with an average maximum temperature of 87.40 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of 21.90 degrees Fahrenheit.

Temperature variations between night and day tend to be moderate during summer with a difference that can reach 23 degrees Fahrenheit, and moderate during winter with an average difference of 20 degrees Fahrenheit.

The annual average precipitation at Clifton is 45.12 Inches. Rainfall in is fairly evenly distributed throughout the year. The wettest month of the year is May with an average rainfall of 4.60 Inches.

Weather Data

Current Conditions

(Updated: 2:55 PM EST MON NOV 23 2009)

Overcast Overcast, 48°F Humidity: 87% Dewpoint: 45°F
Wind Speed: N 9.2 MPH (8 KT) Heat Index: 48°F
Barometer: 30.23 in. Wind Chill: 44°F

Weather Forecast

(Generated: 10:12 AM EST MON NOV 23 2009)
Hi: 50°F This afternoon: Periods of rain. Highs around 50. Northeast winds 5 to 10 mph. Chance of rain near 100 percent.
Lo: 45°F
Hi: 55°F Tuesday: A slight chance of rain in the morning. Cloudy with patchy drizzle. Highs in the mid 50s. North winds around 5 mph. Chance of rain 20 percent.
Lo: 45°F
Hi: 59°F Wednesday: Mostly cloudy. A chance of showers in the afternoon. Highs in the upper 50s. East winds around 5 mph...Becoming southeast around 5 mph in the afternoon. Chance of rain 30 percent.
Lo: 45°F
Hi: 59°F Thanksgiving day: Mostly cloudy with a 50 percent chance of showers. Highs in the upper 50s.
Lo: 40°F
Hi: 50°F Friday: Mostly cloudy. Highs around 50.
Lo: 35°F
Hi: 50°F Saturday: Mostly sunny. Highs around 50.
Lo: 31°F

Moon, Sunrise and Sunset

First Quarter Moon Moon Phase: First Quarter Moon Civil Twilight:
6:31 AM EST
Sunrise:
6:59 AM EST
Sunset:
4:51 PM EST
Civil Twilight:
5:20 PM EST

Normal Climate

Normal Temperatures

(WASHINGTON DULLES INTL Weather station, 11.52 miles from Clifton)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Max °F 41.4 45.5 55.0 65.9 74.6 82.8 87.4 85.9 78.9 67.7 56.5 45.9 65.6
Mean °F 31.7 34.8 43.4 53.1 62.3 70.9 75.7 74.4 67.3 55.0 45.2 36.0 54.2
Min °F 21.9 24.1 31.8 40.2 49.9 59.0 64.0 62.8 55.6 42.3 33.8 26.0 42.6

Normal Precipitation

(VIENNA Weather station, 10.42 miles from Clifton)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Inch 3.41 2.85 3.97 3.37 4.60 3.78 4.33 4.06 4.49 3.58 3.49 3.19 45.12