Climatological Report (Daily)
Issued by NWS Tuscon, AZ
Issued by NWS Tuscon, AZ
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CDUS45 KTWC 171040
CLITUS
CLIMATE REPORT
NATIONAL WEATHER SERVICE TUCSON AZ
340 AM MST SUN AUG 17 2025
...................................
...THE TUCSON AZ CLIMATE SUMMARY FOR AUGUST 16 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 96 244 PM 110 2020 99 -3 106
MINIMUM 77 628 AM 60 1938 75 2 82
AVERAGE 87 87 0 94
PRECIPITATION (IN)
YESTERDAY T 0.91 1944 0.06 -0.06 0.00
MONTH TO DATE 0.05 1.09 -1.04 0.95
SINCE OCT 1 3.27 8.40 -5.13 12.66
SINCE JAN 1 2.84 6.21 -3.37 10.72
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 22 22 0 29
MONTH TO DATE 437 352 85 399
SINCE JUN 1 1918 1707 211 1970
SINCE JAN 1 2583 2262 321 2507
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 8.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 58 400 AM
LOWEST 29 300 PM
AVERAGE 44
..........................................................
THE TUCSON AZ CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 99 109 2020
MINIMUM TEMPERATURE (F) 75 60 1938
SUNRISE AND SUNSET
AUGUST 17 2025........SUNRISE 550 AM MST SUNSET 705 PM MST
AUGUST 18 2025........SUNRISE 550 AM MST SUNSET 704 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$