Climatological Report (Daily)
Issued by NWS
Issued by NWS
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916
CDUS43 KDMX 130629
CLIMCW
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
129 AM CDT SAT SEP 13 2025
...................................
...THE MASON CITY IA CLIMATE SUMMARY FOR SEPTEMBER 12 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 87 119 PM 95 1927 76 11 85
MINIMUM 59 614 AM 33 1940 50 9 49
AVERAGE 73 63 10 67
PRECIPITATION (IN)
YESTERDAY T 5.20 1978 0.12 -0.12 0.00
MONTH TO DATE 0.36 1.42 -1.06 0.14
SINCE SEP 1 0.36 1.42 -1.06 0.14
SINCE JAN 1 32.18 28.73 3.45 28.40
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 0 4 -4 0
MONTH TO DATE 62 36 26 33
SINCE SEP 1 62 36 26 33
SINCE JUL 1 92 72 20 54
COOLING
YESTERDAY 8 2 6 2
MONTH TO DATE 10 32 -22 14
SINCE SEP 1 10 32 -22 14
SINCE JAN 1 648 571 77 533
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 11.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 100 AM
LOWEST 45 100 PM
AVERAGE 66
..........................................................
THE MASON CITY IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 95 1939
MINIMUM TEMPERATURE (F) 50 31 2014
SUNRISE AND SUNSET
SEPTEMBER 13 2025.....SUNRISE 651 AM CDT SUNSET 726 PM CDT
SEPTEMBER 14 2025.....SUNRISE 652 AM CDT SUNSET 724 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$