812
CDUS43 KDMX 210634
CLIMCW
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
134 AM CDT FRI AUG 21 2026
...............................
..THE MASON CITY IA CLIMATE SUMMARY FOR AUGUST 20 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1893 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 82 227 PM 96 1916 80 2 83
1947
1972
MINIMUM 52 514 AM 35 1950 57 -5 63
AVERAGE 67 68 -1 73
PRECIPITATION (IN)
YESTERDAY 0.00 2.31 1913 0.12 -0.12 0.00
MONTH TO DATE 1.70 2.47 -0.77 3.73
SINCE JUN 1 12.11 12.29 -0.18 20.68
SINCE JAN 1 21.42 25.99 -4.57 31.38
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 MM
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 0 10 -10 3
SINCE JUN 1 17 59 -42 19
SINCE JUL 1 2 20 -18 6
COOLING
YESTERDAY 2 4 -2 8
MONTH TO DATE 109 106 3 134
SINCE JUN 1 539 460 79 592
SINCE JAN 1 600 498 102 619
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 6.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 100 AM
LOWEST 52 1200 PM
AVERAGE 76
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THE MASON CITY IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 100 1947
MINIMUM TEMPERATURE (F) 57 36 2004
SUNRISE AND SUNSET
AUGUST 21 2026........SUNRISE 626 AM CDT SUNSET 806 PM CDT
AUGUST 22 2026........SUNRISE 627 AM CDT SUNSET 805 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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