Climatological Report (Daily)
Issued by NWS
Issued by NWS
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020
CDUS43 KDMX 030642
CLIMCW
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
142 AM CDT WED SEP 03 2025
...................................
...THE MASON CITY IA CLIMATE SUMMARY FOR SEPTEMBER 2 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 79 144 PM 99 1925 78 1 75
MINIMUM 50 604 AM 34 1928 54 -4 43
AVERAGE 65 66 -1 59
PRECIPITATION (IN)
YESTERDAY 0.30 2.54 2006 0.11 0.19 0.00
MONTH TO DATE 0.30 0.23 0.07 0.00
SINCE SEP 1 0.30 0.23 0.07 0.00
SINCE JAN 1 32.12 27.54 4.58 28.26
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 2 -2 6
MONTH TO DATE 1 4 -3 10
SINCE SEP 1 1 4 -3 10
SINCE JUL 1 31 40 -9 31
COOLING
YESTERDAY 0 3 -3 0
MONTH TO DATE 0 6 -6 0
SINCE SEP 1 0 6 -6 0
SINCE JAN 1 638 545 93 519
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 6.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 100 AM
LOWEST 54 100 PM
AVERAGE 77
..........................................................
THE MASON CITY IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 98 2023
MINIMUM TEMPERATURE (F) 53 34 1974
SUNRISE AND SUNSET
SEPTEMBER 3 2025.....SUNRISE 640 AM CDT SUNSET 744 PM CDT
SEPTEMBER 4 2025.....SUNRISE 641 AM CDT SUNSET 742 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$