CDUS45 KTWC 190033 CLITUS CLIMATE REPORT NATIONAL WEATHER SERVICE TUCSON AZ 533 PM MST MON MAY 18 2026 ................................... ...THE TUCSON AZ CLIMATE SUMMARY FOR MAY 18 2026... VALID TODAY AS OF 0500 PM LOCAL TIME. CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1895 TO 2026 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) TODAY MAXIMUM 87 420 PM 102 2009 93 -6 85 MINIMUM 64 529 AM 47 1903 62 2 66 1933 1962 AVERAGE 76 77 -1 76 PRECIPITATION (IN) TODAY 0.00 0.48 2023 0.01 -0.01 0.00 MONTH TO DATE 0.40 0.11 0.29 0.03 SINCE OCT 1 5.99 4.78 1.21 0.99 SINCE JAN 1 2.51 2.59 -0.08 0.56 DEGREE DAYS HEATING TODAY 0 0 0 0 MONTH TO DATE 0 0 0 5 SINCE MAR 1 29 182 -153 178 SINCE JUL 1 662 1327 -665 1030 COOLING TODAY 11 12 -1 11 MONTH TO DATE 226 175 51 188 SINCE MAR 1 696 354 342 439 SINCE JAN 1 731 360 371 450 ................................................................... WIND (MPH) HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (250) HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION W (260) AVERAGE WIND SPEED 9.7 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 28 400 AM LOWEST 10 1200 AM AVERAGE 19 .......................................................... THE TUCSON AZ CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 93 104 1925 MINIMUM TEMPERATURE (F) 63 42 1903 SUNRISE AND SUNSET MAY 18 2026...........SUNRISE 524 AM MST SUNSET 717 PM MST MAY 19 2026...........SUNRISE 524 AM MST SUNSET 717 PM MST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$