809
CDUS45 KTWC 190036
CLITUS
CLIMATE REPORT
NATIONAL WEATHER SERVICE TUCSON AZ
536 PM MST THU SEP 18 2025
...............................
..THE TUCSON AZ CLIMATE SUMMARY FOR SEPTEMBER 18 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 97 435 PM 105 1956 95 2 93
2010
MINIMUM 74 708 AM 53 1906 70 4 67
AVERAGE 86 82 4 80
PRECIPITATION (IN)
TODAY 0.00 1.01 1925 0.04 -0.04 0.00
MONTH TO DATE 0.09 0.94 -0.85 0.12
SINCE OCT 1 3.42 10.23 -6.81 13.03
SINCE JAN 1 2.99 8.04 -5.05 11.09
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 21 17 4 15
MONTH TO DATE 388 350 38 410
SINCE SEP 1 388 350 38 410
SINCE JAN 1 3336 2939 397 3270
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 4.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 71 500 AM
LOWEST 23 400 PM
AVERAGE 47
......................................................
THE TUCSON AZ CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 94 103 1901
1928
1934
MINIMUM TEMPERATURE (F) 70 53 1909
SUNRISE AND SUNSET
SEPTEMBER 18 2025.....SUNRISE 610 AM MST SUNSET 625 PM MST
SEPTEMBER 19 2025.....SUNRISE 610 AM MST SUNSET 624 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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