828  
CDUS43 KDMX 190631  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
1231 AM CST MON DEC 19 2022  
   
...............................  
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR DECEMBER 18 2022  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1893 TO 2022  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 7 341 PM 61 1923 29 -22 24  
MINIMUM -2 1137 PM -26 1983 13 -15 15  
AVERAGE 3 21 -18 20  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.00 1930 0.04 -0.04 0.00  
MONTH TO DATE 0.78 0.78 -0.00 0.65  
SINCE DEC 1 0.78 0.78 -0.00 0.65  
SINCE JAN 1 28.54 35.74 -7.20 29.69  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.2 1968 0.3 -0.3 0.0  
MONTH TO DATE 7.7 5.0 2.7 3.9  
SINCE DEC 1 7.7 5.0 2.7 3.9  
SINCE JUL 1 11.7 8.4 3.3 4.9  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 62 44 18 45  
MONTH TO DATE 736 743 -7 602  
SINCE DEC 1 736 743 -7 602  
SINCE JUL 1 2348 2400 -52 1908  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 675 602 73 802    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 8.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 800 PM  
LOWEST 72 1200 PM  
AVERAGE 80  
   
......................................................  
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 28 48 1979  
MINIMUM TEMPERATURE (F) 13 -26 1983  
 
SUNRISE AND SUNSET  
DECEMBER 19 2022......SUNRISE 741 AM CST SUNSET 440 PM CST  
DECEMBER 20 2022......SUNRISE 741 AM CST SUNSET 441 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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