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  • Early AM

    Dec 18

    Periods of rain Lo 46°
    more
  • Today

    Dec 18

    A shower in the a.m.; cloudy 57°Lo 38°
  • Fri

    Dec 19

    A full day of sunshine 61°Lo 37°
    more
  • Sat

    Dec 20

    Sunshine 63°Lo 35°
    more
  • Sun

    Dec 21

    Sunshine and some clouds 64°Lo 40°
    more
< Previous 8 hours Next 8 hours >
  Thu
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 49° 51° 53° 54° 56° 56° 57° 56°
RealFeel® 50° 53° 57° 58° 59° 57° 56° 54°
Humidity 85% 79% 73% 68% 62% 58% 55% 55%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
40%
 
34%
 
34%
 
29%
 
20%
 
20%
 
20%
 
20%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 4 SE 2 SSE 2 WSW 4 W 5 WNW 6 WNW 6 NW 6 NW
UV Index 1 1 2 2 2 2 1 0
Cloud Cover 99% 98% 97% 95% 95% 95% 95% 95%
Dew Point 45° 45° 45° 44° 43° 42° 41° 41°
Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Dec 18

more Historical Weather Data >
  Today Normal Record 12/18/2013
High 57° 64° N/A 77°
Low 38° 40° N/A 53°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:19 AM with 10:03 of sunlight, then sets at 5:22 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:46 AM with 11:10 of moolight, then sets at 2:56 PM

Tucson Weather Report

WATCH: Rare Tidelike Fog Washes Over Grand Canyon

December 18, 2014; 2:27 AM ET

In a rare event late last week, visitors to Grand Canyon National Park were able to see fog roll into the canyon like a tide, blanketing the popular tourist attraction. more >