015 CDUS45 KTWC 190742 CLITUS CLIMATE REPORT NATIONAL WEATHER SERVICE TUCSON AZ 1242 AM MST SUN DEC 19 2021 ................................... ...THE TUCSON AZ CLIMATE SUMMARY FOR DECEMBER 18 2021... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1895 TO 2021 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 62 324 PM 80 1950 65 -3 65 MINIMUM 30 759 AM 23 1916 40 -10 39 1933 AVERAGE 46 52 -6 52 PRECIPITATION (IN) YESTERDAY 0.00 0.67 1978 0.03 -0.03 0.00 MONTH TO DATE 0.46 0.57 -0.11 0.24 SINCE OCT 1 0.48 1.80 -1.32 0.39 SINCE JAN 1 14.31 10.22 4.09 4.16 SNOWFALL (IN) YESTERDAY MM MONTH TO DATE MM SINCE JUL 1 MM DEGREE DAYS HEATING YESTERDAY 19 13 6 13 MONTH TO DATE 121 207 -86 176 SINCE DEC 1 121 207 -86 176 SINCE JUL 1 160 376 -216 353 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 7 0 7 3 SINCE DEC 1 7 0 7 3 SINCE JAN 1 3600 3423 177 4150 ................................................................... WIND (MPH) HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (340) HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (360) AVERAGE WIND SPEED 4.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 85 800 AM LOWEST 24 300 PM AVERAGE 55 .......................................................... THE TUCSON AZ CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 65 81 1917 MINIMUM TEMPERATURE (F) 40 19 1895 SUNRISE AND SUNSET DECEMBER 19 2021......SUNRISE 720 AM MST SUNSET 522 PM MST DECEMBER 20 2021......SUNRISE 720 AM MST SUNSET 523 PM MST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$