338
CDUS43 KDMX 300629
CLIMCW
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
129 AM CDT TUE SEP 30 2025
...............................
..THE MASON CITY IA CLIMATE SUMMARY FOR SEPTEMBER 29 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 87 329 PM 88 1922 69 18 86
2023
MINIMUM 50 507 AM 24 1945 43 7 48
AVERAGE 69 56 13 67
PRECIPITATION (IN)
YESTERDAY 0.00 1.06 1973 0.10 -0.10 0.00
MONTH TO DATE 1.12 3.34 -2.22 0.43
SINCE SEP 1 1.12 3.34 -2.22 0.43
SINCE JAN 1 32.94 30.65 2.29 28.69
SNOWFALL (IN)
YESTERDAY 0.0 T 1985 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 0
DEGREE DAYS
HEATING
YESTERDAY 0 10 -10 0
MONTH TO DATE 76 152 -76 63
SINCE SEP 1 76 152 -76 63
SINCE JUL 1 106 188 -82 84
COOLING
YESTERDAY 4 1 3 2
MONTH TO DATE 82 56 26 90
SINCE SEP 1 82 56 26 90
SINCE JAN 1 720 595 125 609
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 5.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 300 AM
LOWEST 35 300 PM
AVERAGE 66
......................................................
THE MASON CITY IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 92 2023
MINIMUM TEMPERATURE (F) 43 25 1939
SUNRISE AND SUNSET
SEPTEMBER 30 2025.....SUNRISE 710 AM CDT SUNSET 656 PM CDT
OCTOBER 1 2025.......SUNRISE 711 AM CDT SUNSET 654 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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