Climatological Report (Daily)
Issued by NWS Tuscon, AZ
Issued by NWS Tuscon, AZ
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CDUS45 KTWC 200737
CLITUS
CLIMATE REPORT
NATIONAL WEATHER SERVICE TUCSON AZ
1237 AM MST SUN SEP 20 2026
...................................
...THE TUCSON AZ CLIMATE SUMMARY FOR SEPTEMBER 19 2026...
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)
YESTERDAY
MAXIMUM 96 MM 103 1901 94 2 93
1928
1934
MINIMUM 72 MM 53 1909 70 2 71
AVERAGE 84 82 2 82
PRECIPITATION (IN)
YESTERDAY 0.00 0.76 2018 0.04 -0.04 0.00
MONTH TO DATE 0.42 0.98 -0.56 0.59
SINCE OCT 1 11.37 10.27 1.10 3.92
SINCE JAN 1 7.89 8.08 -0.19 3.49
DEGREE DAYS
HEATING
YESTERDAY 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
YESTERDAY 19 17 2 17
MONTH TO DATE 387 367 20 404
SINCE SEP 1 387 367 20 404
SINCE JAN 1 3536 2956 580 3352
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 7.0
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 57 500 AM
LOWEST 17 400 PM
AVERAGE 37
..........................................................
THE TUCSON AZ CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 94 104 1926
MINIMUM TEMPERATURE (F) 69 50 1965
SUNRISE AND SUNSET
SEPTEMBER 20 2026.....SUNRISE 611 AM MST SUNSET 623 PM MST
SEPTEMBER 21 2026.....SUNRISE 611 AM MST SUNSET 621 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$