407
CDUS43 KDMX 130640
CLIMCW
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
140 AM CDT THU AUG 13 2026
...............................
..THE MASON CITY IA CLIMATE SUMMARY FOR AUGUST 12 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 84 400 PM 97 1937 81 3 81
MINIMUM 68 1141 PM 44 1931 59 9 59
1967
AVERAGE 76 70 6 70
PRECIPITATION (IN)
YESTERDAY 0.00 1.69 1987 0.11 -0.11 0.00
2000
MONTH TO DATE 1.11 1.48 -0.37 0.91
SINCE JUN 1 11.52 11.30 0.22 17.86
SINCE JAN 1 20.83 25.00 -4.17 28.56
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 0 2 -2 3
SINCE JUN 1 17 51 -34 19
SINCE JUL 1 2 12 -10 6
COOLING
YESTERDAY 11 5 6 5
MONTH TO DATE 67 68 -1 61
SINCE JUN 1 497 422 75 519
SINCE JAN 1 558 460 98 546
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 5.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1200 AM
LOWEST 67 400 PM
AVERAGE 84
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THE MASON CITY IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 101 1965
MINIMUM TEMPERATURE (F) 58 41 1964
SUNRISE AND SUNSET
AUGUST 13 2026........SUNRISE 617 AM CDT SUNSET 819 PM CDT
AUGUST 14 2026........SUNRISE 618 AM CDT SUNSET 817 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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