Climatological Report (Monthly) Issued by NWS Portland, OR
000
CXUS56 KPQR 011547
CLMHIO
CLIMATE REPORT
NATIONAL WEATHER SERVICE PORTLAND OREGON
847 AM PDT THU JUN 01 2023
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...THE HILLSBORO OR CLIMATE SUMMARY FOR THE MONTH OF MAY 2023...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1929 TO 2023
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
HIGHEST 92 76 05/31
LOWEST 39 32 05/13
AVG. MAXIMUM 74.5 68.7 5.8 63.1
AVG. MINIMUM 47.7 44.7 3.0 43.2
MEAN 61.1 56.7 4.4 53.2
DAYS MAX >= 90 3 0.4 2.6 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.5 -0.5 1
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 4.77 1998
MINIMUM 0.11 2018
TOTALS 0.89 2.02 -1.13 4.05
DAYS >= .01 3 12.0 -9.0 17
DAYS >= .10 2 6.1 -4.1 10
DAYS >= .50 1 0.6 0.4 4
DAYS >= 1.00 0 0.0 0.0 0
GREATEST
24 HR. TOTAL 0.59 05/04 TO 05/04
DEGREE DAYS
HEATING TOTAL 167 266 -99 361
SINCE 7/1 4628 4686 -58 MM
COOLING TOTAL 55 9 46 0
SINCE 1/1 59 10 49 MM
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WIND (MPH)
AVERAGE WIND SPEED 5.1
RESULTANT WIND SPEED/DIRECTION 2/340
HIGHEST WIND SPEED/DIRECTION 31/330 DATE 05/02
HIGHEST GUST SPEED/DIRECTION 35/350 DATE 05/02
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.34
AVERAGE RH (PERCENT) 65
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 2 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 1
LIGHT RAIN 6 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 4 FOG W/VIS <= 1/4 MILE 1
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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