751
CXUS55 KTWC 011102
CLMTUS

CLIMATE REPORT
NATIONAL WEATHER SERVICE TUCSON AZ
402 AM MST WED OCT 01 2025

...................................

...THE TUCSON AZ CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH            111   09/10/2023
 LOW              43   09/26/1913
HIGHEST          103   09/09        102       1
LOWEST            63   09/28         61       2
AVG. MAXIMUM    95.3               95.1     0.2
AVG. MINIMUM    73.1               70.4     2.7
MEAN            84.2               82.8     1.4
DAYS MAX >= 90    26               25.7     0.3       29
DAYS MAX >= 100    5                                  16
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN >= 80     2                                   3

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        5.60   2011
 MINIMUM        0.00   2020
TOTALS          0.83               1.32   -0.49     0.12
DAILY AVG.      0.03               0.04   -0.01     0.00
DAYS >= .01        7                4.4     2.6        2
DAYS >= .10        2                2.3    -0.3        1
DAYS >= .50        1                0.8     0.2        0
DAYS >= 1.00       0                0.4    -0.4        0
GREATEST
 24 HR. TOTAL   0.50   09/18 TO 09/18               0.11


DEGREE DAYS
HEATING TOTAL      0                  0       0
 SINCE 7/1         0                  0       0
COOLING TOTAL    582                532      50
 SINCE 1/1      3530               3121     409
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              7.2
HIGHEST WIND SPEED/DIRECTION    29/170    DATE  09/06
                                29/200          09/18
HIGHEST GUST SPEED/DIRECTION    42/130    DATE  09/16

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.14
NUMBER OF DAYS FAIR           28
NUMBER OF DAYS PC              2
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     46

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             11     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       3
LIGHT RAIN                8     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SLEET                      0
FOG                       1     FOG W/VIS <= 1/4 MILE      0
HAZE                      2

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$