735 CDUS45 KTWC 180732 CLITUS CLIMATE REPORT NATIONAL WEATHER SERVICE TUCSON AZ 1232 AM MST SAT DEC 18 2021 ................................... ...THE TUCSON AZ CLIMATE SUMMARY FOR DECEMBER 17 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 60 151 PM 83 2013 65 -5 75 MINIMUM 35 744 AM 19 1911 40 -5 39 AVERAGE 48 52 -4 57 PRECIPITATION (IN) YESTERDAY 0.00 0.70 1987 0.03 -0.03 0.00 MONTH TO DATE 0.46 0.54 -0.08 0.24 SINCE OCT 1 0.48 1.77 -1.29 0.39 SINCE JAN 1 14.31 10.19 4.12 4.16 SNOWFALL (IN) YESTERDAY MM MONTH TO DATE MM SINCE JUL 1 MM DEGREE DAYS HEATING YESTERDAY 17 13 4 8 MONTH TO DATE 102 194 -92 163 SINCE DEC 1 102 194 -92 163 SINCE JUL 1 141 363 -222 340 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 14 HIGHEST WIND DIRECTION N (350) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (310) AVERAGE WIND SPEED 4.9 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 89 700 AM LOWEST 34 100 PM AVERAGE 62 .......................................................... THE TUCSON AZ CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 65 80 1950 MINIMUM TEMPERATURE (F) 40 23 1916 1933 SUNRISE AND SUNSET DECEMBER 18 2021......SUNRISE 719 AM MST SUNSET 522 PM MST DECEMBER 19 2021......SUNRISE 720 AM MST SUNSET 522 PM MST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$