659
CDUS45 KTWC 210735
CLITUS
CLIMATE REPORT
NATIONAL WEATHER SERVICE TUCSON AZ
1235 AM MST THU AUG 21 2025
...............................
..THE TUCSON AZ CLIMATE SUMMARY FOR AUGUST 20 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 105 326 PM 110 1915 99 6 105
MINIMUM 83 1159 PM 55 1917 75 8 77
AVERAGE 94 87 7 91
PRECIPITATION (IN)
YESTERDAY T 0.78 2020 0.06 -0.06 0.00
MONTH TO DATE 0.05 1.33 -1.28 0.97
SINCE OCT 1 3.27 8.64 -5.37 12.68
SINCE JAN 1 2.84 6.45 -3.61 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 29 22 7 26
MONTH TO DATE 542 440 102 502
SINCE JUN 1 2023 1795 228 2073
SINCE JAN 1 2688 2350 338 2610
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WIND (MPH)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 8.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RELATIVE HUMIDITY (PERCENT)
HIGHEST 48 400 AM
LOWEST 19 200 PM
AVERAGE 34
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THE TUCSON AZ CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 99 110 2019
MINIMUM TEMPERATURE (F) 75 59 1917
SUNRISE AND SUNSET
AUGUST 21 2025........SUNRISE 552 AM MST SUNSET 701 PM MST
AUGUST 22 2025........SUNRISE 553 AM MST SUNSET 700 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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