Climatological Data



Phoenix, Arizona

Latitude: 33° 54' North
Longitude: 112° 08' West
Elevation: 610 meters (2000 ft)
Temperature:
Average High
Average Low
Summer
39°C / 102°F
24°C / 75°F
Winter
20°C / 68°F
8°C / 46°F
Relative Humidity:
Annual Mean

37%
Annual Precipitation:
Rain

255 mm / 10 inches
Solar Radiant Exposure:*
Total
UV

8004 MJ/m2
334 MJ/m2

*Radiant Exposure measured at latitude tilt angle (34o South)

Average Monthly UV and Total Radiant Exposure for Central Arizona (MJ/m2) (34o SOUTH)

MONTHUVTOTAL
January 20.1 490
February 19.8 546
March 24.7 633
April 33.3 755
May 38.6 786
June 36.8 786
July 35.1 745
August 32.5 756
September 29.3 711
October 25.8 705
November 19.2 582
December 18.3 525
YEARLY TOTAL 333.5 8004

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