210  
CDUS46 KSTO 190830  
CLIRBL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
130 AM PDT FRI MAY 19 2023  
   
...............................
 
 
   
..THE RED BLUFF CLIMATE SUMMARY FOR MAY 18 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 94 3:47 PM 100 1997 82 12 97  
MINIMUM 62 5:15 AM 40 1974 55 7 61  
AVERAGE 78 69 9 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.55 1981 0.04 -0.04 0.00  
MONTH TO DATE 0.79 0.75 0.04 0.05  
SINCE OCT 1 26.67 21.88 4.79 11.97  
SINCE JAN 1 18.67 14.07 4.60 1.72  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 74 42 32 63  
SINCE MAR 1 772 551 221 407  
SINCE JUL 1 2824 2502 322 2200  
 
COOLING  
YESTERDAY 13 5 8 14  
MONTH TO DATE 90 66 24 64  
SINCE MAR 1 146 94 52 103  
SINCE JAN 1 146 94 52 105    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION S (170)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 5.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 4:00 AM  
LOWEST 20 5:00 PM  
AVERAGE 49  
   
......................................................
 
 
THE RED BLUFF CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 100 1979  
MINIMUM TEMPERATURE (F) 55 42 1991  
 
SUNRISE AND SUNSET  
MAY 19 2023...........SUNRISE 1:32 PM PDT SUNSET 4:03 AM PDT  
MAY 20 2023...........SUNRISE 1:31 PM PDT SUNSET 4:04 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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