CXUS55 KFGZ 021754 CLMFLG CLIMATE REPORT NATIONAL WEATHER SERVICE FLAGSTAFF AZ 1054 AM MST FRI JAN 02 2026 ................................... ...THE FLAGSTAFF AZ AIRPORT CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1898 TO 2026 WEATHER OBSERVED NORMAL DEPART LAST YEAR'S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 68 12/11/1950 LOW -23 12/23/1990 12/08/1978 HIGHEST 68R 12/11 62 12/21 LOWEST 16 12/02 11 12/11 12/05 AVG. MAXIMUM 53.3 43.0 10.3 53.9 AVG. MINIMUM 24.6 16.9 7.7 19.5 MEAN 39.0 30.0 9.0 36.7 DAYS MAX >= 90 0 0.0 0.0 0 DAYS MAX <= 32 0 4.3 -4.3 0 DAYS MIN <= 32 28 30.1 -2.1 31 DAYS MIN <= 0 0 1.3 -1.3 0 PRECIPITATION (INCHES) RECORD MAXIMUM 13.45 2017 MINIMUM 0.00 2024 TOTALS 0.73 1.90 -1.17 0.00 DAILY AVG. 0.02 0.06 -0.04 0.00 DAYS >= .01 5 6.7 -1.7 0 DAYS >= .10 2 3.9 -1.9 0 DAYS >= .50 0 1.0 -1.0 0 DAYS >= 1.00 0 0.4 -0.4 0 GREATEST 24 HR. TOTAL 0.49 12/24 TO 12/25 0.00 SNOWFALL (INCHES) RECORDS TOTAL 86.0 1967 TOTALS 1.0 18.5 0.0 SINCE 7/1 8.1 28.2 -20.1 2.7 SNOWDEPTH AVG. MM MM GREATEST SNOW DEPTH MM 0 MM 24 HR TOTAL MM 0.0 DEGREE DAYS HEATING TOTAL 797 1086 -289 870 SINCE 7/1 2131 2726 -595 MM COOLING TOTAL 0 0 0 0 SINCE 1/1 229 146 83 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 5.5 HIGHEST WIND SPEED/DIRECTION 35/220 DATE 12/24 HIGHEST GUST SPEED/DIRECTION 51/210 DATE 12/24 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.14 NUMBER OF DAYS FAIR 25 NUMBER OF DAYS PC 4 NUMBER OF DAYS CLOUDY 2 AVERAGE RH (PERCENT) 59 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 1 LIGHT RAIN 5 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 1 SNOW 0 LIGHT SNOW 1 SLEET 0 FOG 5 FOG W/VIS <= 1/4 MILE 3 HAZE 1 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$