Climatological Report (Monthly)
Issued by NWS Portland, OR

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000
CXUS56 KPQR 011536
CLMPDX

CLIMATE REPORT
NATIONAL WEATHER SERVICE PORTLAND OREGON
836 AM PDT SUN OCT 01 2023

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

...THE PORTLAND OR CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1940 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
HIGHEST           95                                  93  09/06
LOWEST            47                                  50  09/23
AVG. MAXIMUM    76.1               76.7    -0.6     80.9
AVG. MINIMUM    56.7               54.1     2.6     58.1
MEAN            66.4               65.4     1.0     69.5
DAYS MAX >= 90     3                2.1     0.9        3
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        5.62   2013
 MINIMUM           T   1993
TOTALS          1.25               1.52   -0.27     0.31
DAYS >= .01        8                6.7     1.3        4
DAYS >= .10        3                3.5    -0.5        2
DAYS >= .50        0                0.8    -0.8        0
DAYS >= 1.00       0                0.3    -0.3        0
GREATEST
 24 HR. TOTAL   0.52   09/24 TO 09/25

SNOWFALL (INCHES)
TOTALS           0.0
SINCE 7/1        0.0

DEGREE DAYS
HEATING TOTAL     44                 61     -17        6
 SINCE 7/1        45                 78     -33       MM
COOLING TOTAL     91                 73      18      145
 SINCE 1/1       882                504     378       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              5.6
RESULTANT WIND SPEED/DIRECTION   2/300
HIGHEST WIND SPEED/DIRECTION    24/210    DATE  09/26
HIGHEST GUST SPEED/DIRECTION    30/170    DATE  09/26
                                30/230          09/27

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.52
NUMBER OF DAYS FAIR           11
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY          9

AVERAGE RH (PERCENT)     61

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN               11     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       5     FOG W/VIS <= 1/4 MILE      0
HAZE                      1

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

$$


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