619  
CDUS43 KDMX 180630  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
130 AM CDT THU MAY 18 2023  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR MAY 17 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1893 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 71 435 PM 94 1934 70 1 62  
MINIMUM 51 622 AM 28 1930 47 4 50  
AVERAGE 61 59 2 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.55 2020 0.16 -0.16 0.04  
MONTH TO DATE 3.55 2.76 0.79 0.44  
SINCE MAR 1 8.25 9.20 -0.95 7.57  
SINCE JAN 1 12.14 11.31 0.83 8.69  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.3 -0.3 0.0  
SINCE MAR 1 8.4 10.3 -1.9 2.9  
SINCE JUL 1 45.0 44.4 0.6 25.8  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 7 -3 9  
MONTH TO DATE 98 172 -74 146  
SINCE MAR 1 1740 1742 -2 1818  
SINCE JUL 1 7477 7533 -56 7367  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 5 8 -3 37  
SINCE MAR 1 15 11 4 37  
SINCE JAN 1 15 11 4 37    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 12.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 200 AM  
LOWEST 37 600 PM  
AVERAGE 59  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 97 1934  
MINIMUM TEMPERATURE (F) 48 31 2002  
 
SUNRISE AND SUNSET  
MAY 18 2023...........SUNRISE 547 AM CDT SUNSET 833 PM CDT  
MAY 19 2023...........SUNRISE 546 AM CDT SUNSET 834 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IA Page Main Text Page