721
CDUS43 KDMX 280645
CLIMCW
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
145 AM CDT SUN SEP 28 2025
...............................
..THE MASON CITY IA CLIMATE SUMMARY FOR SEPTEMBER 27 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 78 233 PM 86 1963 70 8 84
2013
2021
MINIMUM 45 1159 PM 28 1942 44 1 45
AVERAGE 62 57 5 65
PRECIPITATION (IN)
YESTERDAY 0.00 1.52 1965 0.11 -0.11 0.00
MONTH TO DATE 1.12 3.13 -2.01 0.43
SINCE SEP 1 1.12 3.13 -2.01 0.43
SINCE JAN 1 32.94 30.44 2.50 28.69
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 SEP 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 3 9 -6 0
MONTH TO DATE 72 133 -61 63
SINCE SEP 1 72 133 -61 63
SINCE JUL 1 102 169 -67 84
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 78 54 24 83
SINCE SEP 1 78 54 24 83
SINCE JAN 1 716 593 123 602
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 8.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80 1000 PM
LOWEST 24 400 PM
AVERAGE 52
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THE MASON CITY IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 88 2024
MINIMUM TEMPERATURE (F) 44 20 1942
SUNRISE AND SUNSET
SEPTEMBER 28 2025.....SUNRISE 708 AM CDT SUNSET 659 PM CDT
SEPTEMBER 29 2025.....SUNRISE 709 AM CDT SUNSET 657 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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