Climatological Report (Daily)
Issued by NWS Flagstaff, AZ

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CLIFLG

CLIMATE REPORT
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
645 PM MST SUN AUG 31 2025

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

...THE FLAGSTAFF AZ AIRPORT CLIMATE SUMMARY FOR AUGUST 31 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1898 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         82    425 PM  89    1949  78      4       77
                                      1950
                                      2019
  MINIMUM         47    510 AM  35    1957  48     -1       52
  AVERAGE         65                        63      2       65

PRECIPITATION (IN)
  TODAY            0.00          1.79 1963   0.09  -0.09     0.07
  MONTH TO DATE    1.10                      3.04  -1.94     2.69
  SINCE OCT 1     12.66                     18.68  -6.02    17.88
  SINCE JAN 1      9.23                     13.71  -4.48    15.44

DEGREE DAYS
 HEATING
  TODAY            0                         3     -3        0
  MONTH TO DATE   15                        46    -31        5
  SINCE JUL 1     36                        69    -33        5

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE  111                        43     68      107
  SINCE JAN 1    229                       142     87      371
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    NE (30)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    NE (40)
  AVERAGE WIND SPEED     5.0


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    68           500 AM
 LOWEST     18           300 PM
 AVERAGE    43

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


THE FLAGSTAFF AZ AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   78        91      1948
 MINIMUM TEMPERATURE (F)   47        33      1962


SUNRISE AND SUNSET
AUGUST 31 2025........SUNRISE   559 AM MST   SUNSET   654 PM MST
SEPTEMBER  1 2025.....SUNRISE   600 AM MST   SUNSET   653 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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