Climatological Report (Monthly)
Issued by NWS Portland, OR
Issued by NWS Portland, OR
636
CXUS56 KPQR 011635
CLMPDX
CLIMATE REPORT
NATIONAL WEATHER SERVICE PORTLAND OREGON
935 AM PDT TUE OCT 01 2024
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...THE PORTLAND OR CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2024...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1940 TO 2024
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
HIGHEST 102 95 09/15
LOWEST 44 47 09/21
AVG. MAXIMUM 78.3 76.7 1.6 76.1
AVG. MINIMUM 57.0 54.1 2.9 56.7
MEAN 67.7 65.4 2.3 66.4
DAYS MAX >= 90 4 2.1 1.9 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 0.74 1.52 -0.78 1.25
DAYS >= .01 8 6.7 1.3 8
DAYS >= .10 2 3.5 -1.5 3
DAYS >= .50 0 0.8 -0.8 0
DAYS >= 1.00 0 0.3 -0.3 0
GREATEST
24 HR. TOTAL 0.40 09/25 TO 09/25
SNOWFALL (INCHES)
TOTALS 0.0
SINCE 7/1 0.0
DEGREE DAYS
HEATING TOTAL 32 61 -29 44
SINCE 7/1 36 78 -42 MM
COOLING TOTAL 119 73 46 91
SINCE 1/1 751 504 247 MM
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WIND (MPH)
AVERAGE WIND SPEED 4.3
RESULTANT WIND SPEED/DIRECTION 2/320
HIGHEST WIND SPEED/DIRECTION 22/320 DATE 09/14
HIGHEST GUST SPEED/DIRECTION 33/330 DATE 09/14
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.54
NUMBER OF DAYS FAIR 8
NUMBER OF DAYS PC 16
NUMBER OF DAYS CLOUDY 6
AVERAGE RH (PERCENT) 64
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 1 RAIN 1
LIGHT RAIN 9 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 8 FOG W/VIS <= 1/4 MILE 0
HAZE 5
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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