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Ft. Defiance, AZ Weather


Ft. Defiance, AZ climate is mild during summer when temperatures tend to be in the 60'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 84.30 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of 14.40 degrees Fahrenheit.

Temperature variations between night and day tend to be relatively big during summer with a difference that can reach 30 degrees Fahrenheit, and moderate during winter with an average difference of 28 degrees Fahrenheit.

The annual average precipitation at Ft. Defiance is 11.31 Inches. Rainfall in is fairly evenly distributed throughout the year. The wettest month of the year is July with an average rainfall of 1.71 Inches.

Weather Data

Current Conditions

(Updated: 10:53 AM MST SUN NOV 22 2009)

Fair Fair, 44°F Humidity: 27% Dewpoint: 12°F
Wind Speed: S 3.5 MPH (3 KT) Heat Index: 44°F
Barometer: 30.10 in. Wind Chill: 44°F

Weather Forecast

(Generated: 3:30 AM MST SUN NOV 22 2009)
Hi: 52°F Today: Partly cloudy. Highs around 52. Light winds.
Lo: 21°F
Hi: 48°F Monday: Partly cloudy in the morning then becoming mostly sunny. Highs 44 to 50. Light winds becoming northwest around 15 mph in the afternoon.
Lo: 18°F
Hi: 46°F Tuesday: Mostly sunny. Highs around 46. Light winds.
Lo: 19°F
Hi: 48°F Wednesday: Mostly clear. Lows around 19. Highs around 48.
Lo: 25°F
Hi: 53°F Friday: Mostly clear. Highs around 53. Lows 21 to 27.
Lo: 25°F
Hi: 53°F Friday: Mostly clear. Highs around 53. Lows 21 to 27.
Lo: 25°F

Moon, Sunrise and Sunset

Waxing Crescent Moon Moon Phase: Waxing Crescent Moon Civil Twilight:
6:31 AM MST
Sunrise:
6:58 AM MST
Sunset:
5:05 PM MST
Civil Twilight:
5:33 PM MST

Normal Climate

Normal Temperatures

(WINDOW ROCK 4 SW Weather station, 8.95 miles from Ft. Defiance)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Max °F 42.6 46.6 52.9 60.9 70.2 81.0 84.3 81.9 75.8 65.5 51.9 43.6 63.1
Mean °F 28.5 32.6 38.4 44.9 54.1 64.4 69.4 67.1 59.9 49.2 37.3 29.3 47.9
Min °F 14.4 18.6 23.9 28.9 38.0 47.8 54.4 52.3 43.9 32.9 22.6 14.9 32.7

Normal Precipitation

(WINDOW ROCK 4 SW Weather station, 8.95 miles from Ft. Defiance)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Inch 0.74 0.63 0.94 0.58 0.49 0.42 1.71 1.54 1.19 1.28 1.01 0.78 11.31