Climatological Report (Daily)
Issued by NWS Tuscon, AZ
Issued by NWS Tuscon, AZ
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CDUS45 KTWC 190737
CLITUS
CLIMATE REPORT
NATIONAL WEATHER SERVICE TUCSON AZ
1237 AM MST TUE AUG 19 2025
...................................
...THE TUCSON AZ CLIMATE SUMMARY FOR AUGUST 18 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 102 319 PM 108 2020 99 3 98
MINIMUM 79 634 AM 61 1918 75 4 76
AVERAGE 91 87 4 87
PRECIPITATION (IN)
YESTERDAY 0.00 1.03 1936 0.06 -0.06 0.02
MONTH TO DATE 0.05 1.21 -1.16 0.97
SINCE OCT 1 3.27 8.52 -5.25 12.68
SINCE JAN 1 2.84 6.33 -3.49 10.74
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 26 22 4 22
MONTH TO DATE 486 396 90 448
SINCE JUN 1 1967 1751 216 2019
SINCE JAN 1 2632 2306 326 2556
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 5.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 54 700 AM
LOWEST 14 500 PM
AVERAGE 34
..........................................................
THE TUCSON AZ CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 99 111 2020
MINIMUM TEMPERATURE (F) 75 60 1924
SUNRISE AND SUNSET
AUGUST 19 2025........SUNRISE 551 AM MST SUNSET 703 PM MST
AUGUST 20 2025........SUNRISE 552 AM MST SUNSET 702 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$