499  
CDUS46 KSTO 120830  
CLIRBL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
130 AM PDT FRI MAY 12 2023  
   
...............................
 
 
   
..THE RED BLUFF CLIMATE SUMMARY FOR MAY 11 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1933 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 82 3:23 PM 102 1987 80 2 74  
MINIMUM 51 5:40 AM 36 2010 53 -2 39  
AVERAGE 67 67 0 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.93 1958 0.04 -0.04 0.00  
MONTH TO DATE 0.79 0.45 0.34 0.05  
SINCE OCT 1 26.67 21.58 5.09 11.97  
SINCE JAN 1 18.67 13.77 4.90 1.72  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 8  
MONTH TO DATE 74 28 46 58  
SINCE MAR 1 772 537 235 402  
SINCE JUL 1 2824 2488 336 2195  
 
COOLING  
YESTERDAY 2 4 -2 0  
MONTH TO DATE 2 33 -31 16  
SINCE MAR 1 58 61 -3 55  
SINCE JAN 1 58 61 -3 57    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 3.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 6:00 AM  
LOWEST 25 3:00 PM  
AVERAGE 56  
   
......................................................
 
 
THE RED BLUFF CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 102 1976  
MINIMUM TEMPERATURE (F) 53 35 1970  
 
SUNRISE AND SUNSET  
MAY 12 2023...........SUNRISE 1:38 PM PDT SUNSET 3:56 AM PDT  
MAY 13 2023...........SUNRISE 1:37 PM PDT SUNSET 3:57 AM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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