Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KDMX 290628
CLIMCW
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
128 AM CDT MON SEP 29 2025
...................................
...THE MASON CITY IA CLIMATE SUMMARY FOR SEPTEMBER 28 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 81 406 PM 88 2024 69 12 88
MINIMUM 40 611 AM 20 1942 44 -4 52
AVERAGE 61 57 4 70
PRECIPITATION (IN)
YESTERDAY 0.00 1.29 1929 0.11 -0.11 0.00
MONTH TO DATE 1.12 3.24 -2.12 0.43
SINCE SEP 1 1.12 3.24 -2.12 0.43
SINCE JAN 1 32.94 30.55 2.39 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 0
DEGREE DAYS
HEATING
YESTERDAY 4 9 -5 0
MONTH TO DATE 76 142 -66 63
SINCE SEP 1 76 142 -66 63
SINCE JUL 1 106 178 -72 84
COOLING
YESTERDAY 0 1 -1 5
MONTH TO DATE 78 55 23 88
SINCE SEP 1 78 55 23 88
SINCE JAN 1 716 594 122 607
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 2.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 300 AM
LOWEST 21 300 PM
AVERAGE 59
..........................................................
THE MASON CITY IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 88 1922
2023
MINIMUM TEMPERATURE (F) 43 24 1945
SUNRISE AND SUNSET
SEPTEMBER 29 2025.....SUNRISE 709 AM CDT SUNSET 657 PM CDT
SEPTEMBER 30 2025.....SUNRISE 710 AM CDT SUNSET 656 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$