552
CDUS43 KDMX 200627
CLIMCW
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
127 AM CDT WED AUG 20 2025
...............................
..THE MASON CITY IA CLIMATE SUMMARY FOR AUGUST 19 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1893 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 86 313 PM 98 1983 80 6 77
MINIMUM 64 543 AM 40 2004 57 7 55
AVERAGE 75 69 6 66
PRECIPITATION (IN)
YESTERDAY 0.00 4.79 2007 0.12 -0.12 0.00
MONTH TO DATE 3.73 2.35 1.38 1.06
SINCE JUN 1 20.68 12.17 8.51 11.87
SINCE JAN 1 31.38 25.87 5.51 27.73
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 3 9 -6 13
SINCE JUN 1 19 58 -39 25
SINCE JUL 1 6 19 -13 16
COOLING
YESTERDAY 10 4 6 1
MONTH TO DATE 126 102 24 77
SINCE JUN 1 584 456 128 422
SINCE JAN 1 611 494 117 439
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 4.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1200 AM
LOWEST 59 300 PM
AVERAGE 80
......................................................
THE MASON CITY IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 96 1916
1947
1972
MINIMUM TEMPERATURE (F) 57 35 1950
SUNRISE AND SUNSET
AUGUST 20 2025........SUNRISE 625 AM CDT SUNSET 808 PM CDT
AUGUST 21 2025........SUNRISE 626 AM CDT SUNSET 806 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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