Climatological Report (Monthly)
Issued by NWS Portland, OR
Issued by NWS Portland, OR
095
CXUS56 KPQR 011442
CLMTTD
CLIMATE REPORT
NATIONAL WEATHER SERVICE PORTLAND OREGON
742 AM PDT THU OCT 01 2026
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...THE TROUTDALE OR CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2026...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1948 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
HIGHEST 88 90 09/02
LOWEST 41 45 09/15
09/27
AVG. MAXIMUM 72.7 76.4 -3.7 78.2
AVG. MINIMUM 50.5 52.4 -1.9 54.7
MEAN 61.6 64.4 -2.8 66.4
DAYS MAX >= 90 0 1.9 -1.9 1
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 3.52 2021
MINIMUM 0.39 2022
TOTALS 1.15 1.75 -0.60 1.00
DAYS >= .01 7 7.0 0.0 5
DAYS >= .10 4 4.0 0.0 2
DAYS >= .50 0 1.0 -1.0 0
DAYS >= 1.00 0 0.4 -0.4 0
GREATEST
24 HR. TOTAL 0.40 09/02 TO 09/03
DEGREE DAYS
HEATING TOTAL 103 75 28 33
SINCE 7/1 111 100 11 MM
COOLING TOTAL 9 57 -48 85
SINCE 1/1 455 423 MM
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WIND (MPH)
AVERAGE WIND SPEED 3.0
RESULTANT WIND SPEED/DIRECTION 1/150
HIGHEST WIND SPEED/DIRECTION 25/210 DATE 09/25
HIGHEST GUST SPEED/DIRECTION 41/200 DATE 09/25
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.45
NUMBER OF DAYS FAIR 12
NUMBER OF DAYS PC 11
NUMBER OF DAYS CLOUDY 7
AVERAGE RH (PERCENT) 69
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 2 MIXED PRECIP 0
HEAVY RAIN 0 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 10 FOG W/VIS <= 1/4 MILE 0
HAZE 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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