319
CDUS43 KDMX 190629
CLIMCW
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
129 AM CDT WED AUG 19 2026
...............................
..THE MASON CITY IA CLIMATE SUMMARY FOR AUGUST 18 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 83 317 PM 99 1936 80 3 83
1947
MINIMUM 63 1249 AM 42 1950 58 5 66
AVERAGE 73 69 4 75
PRECIPITATION (IN)
YESTERDAY 0.08 2.48 2025 0.12 -0.04 2.48
MONTH TO DATE 1.70 2.23 -0.53 3.73
SINCE JUN 1 12.11 12.05 0.06 20.68
SINCE JAN 1 21.42 25.75 -4.33 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 0
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 0 8 -8 3
SINCE JUN 1 17 57 -40 19
SINCE JUL 1 2 18 -16 6
COOLING
YESTERDAY 8 5 3 10
MONTH TO DATE 104 98 6 116
SINCE JUN 1 534 452 82 574
SINCE JAN 1 595 490 105 601
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WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 8.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 1000 PM
LOWEST 55 300 PM
AVERAGE 74
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THE MASON CITY IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 98 1983
MINIMUM TEMPERATURE (F) 57 40 2004
SUNRISE AND SUNSET
AUGUST 19 2026........SUNRISE 623 AM CDT SUNSET 810 PM CDT
AUGUST 20 2026........SUNRISE 625 AM CDT SUNSET 808 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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