Climatological Report (Monthly)
Issued by NWS Portland, OR
Issued by NWS Portland, OR
587
CXUS56 KPQR 011540
CLMAST
CLIMATE REPORT
NATIONAL WEATHER SERVICE PORTLAND OREGON
840 AM PDT WED OCT 01 2025
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...THE ASTORIA OR CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1887 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
HIGHEST 89 89 09/05
LOWEST 43 41 09/29
09/30
AVG. MAXIMUM 68.6 67.6 1.0 70.0
AVG. MINIMUM 52.8 50.5 2.3 53.8
MEAN 60.7 59.0 1.7 61.9
DAYS MAX >= 90 0 0.1 -0.1 0
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 10.69 2013
MINIMUM 0.01 1918
TOTALS 2.17 2.67 -0.50 1.38
DAYS >= .01 8 10.1 -2.1 8
DAYS >= .10 5 5.5 -0.5 3
DAYS >= .50 2 1.4 0.6 1
DAYS >= 1.00 1 0.6 0.4 0
GREATEST
24 HR. TOTAL 1.05 09/28 TO 09/29
DEGREE DAYS
HEATING TOTAL 126 185 -59 112
SINCE 7/1 333 447 -114 MM
COOLING TOTAL 7 6 1 25
SINCE 1/1 23 22 1 MM
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WIND (MPH)
AVERAGE WIND SPEED 6.4
RESULTANT WIND SPEED/DIRECTION 3/270
HIGHEST WIND SPEED/DIRECTION 25/190 DATE 09/30
HIGHEST GUST SPEED/DIRECTION 42/300 DATE 09/24
42/190 09/30
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.55
NUMBER OF DAYS FAIR 10
NUMBER OF DAYS PC 9
NUMBER OF DAYS CLOUDY 11
AVERAGE RH (PERCENT) 81
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 2 RAIN 4
LIGHT RAIN 11 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 27 FOG W/VIS <= 1/4 MILE 4
HAZE 6
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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