479  
CXUS56 KPDT 011640  
CLMPSC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PENDLETON, OR  
840 AM PST SUN JAN 01 2023  
   
...............................  
 
   
..THE PASCO WA CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2022  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1894 TO 2022  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL    
............................................................  
 
TEMPERATURE (F)  
RECORD  
HIGH 71 12/26/1898  
12/18/1917  
LOW -29 12/13/1919  
HIGHEST 55 12/27 71 12/01  
LOWEST 0 12/21 -5 12/31  
12/22  
12/31  
AVG. MAXIMUM 32.2 41.0 -8.8 43.2  
AVG. MINIMUM 19.3 27.3 -8.0 28.5  
MEAN 25.8 34.1 -8.3 35.9  
DAYS MAX >= 90 0 0.0 0.0 0  
DAYS MAX <= 32 17 5.8 11.2 6  
DAYS MIN <= 32 31 22.9 8.1 MM  
DAYS MIN <= 0 2 0.5 1.5 MM  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 3.47 1973  
MINIMUM 0.13 2011  
TOTALS 0.59 1.03 -0.44 1.00  
DAILY AVG. 0.02 0.03 -0.01 0.03  
DAYS >= .01 7 10.3 -3.3 9  
DAYS >= .10 1 3.5 -2.5 2  
DAYS >= .50 0 0.2 -0.2 1  
DAYS >= 1.00 0 0.0 0.0 0  
GREATEST  
24 HR. TOTAL 0.31 12/30 TO 12/30 0.79 12/18 TO 12/19  
 
DEGREE DAYS  
HEATING TOTAL 1210 956 254 897  
SINCE 7/1 2312 2180 132 MM  
COOLING TOTAL 0 0 0 0  
SINCE 1/1 1133 788 345 MM    
............................................................  
 
WIND (MPH)  
AVERAGE WIND SPEED 5.3  
RESULTANT WIND SPEED/DIRECTION 3/310  
HIGHEST WIND SPEED/DIRECTION 41/230 DATE 12/27  
HIGHEST GUST SPEED/DIRECTION 58/240 DATE 12/27  
 
AVERAGE RH (PERCENT) 80  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 0 MIXED PRECIP 0  
HEAVY RAIN 0 RAIN 1  
LIGHT RAIN 7 FREEZING RAIN 2  
LT FREEZING RAIN 3 HAIL 0  
HEAVY SNOW 0 SNOW 2  
LIGHT SNOW 11 SLEET 0  
FOG 23 FOG W/VIS <= 1/4 MILE 9  
HAZE 9  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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