337
CDUS43 KDMX 040642
CLIMCW
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
142 AM CDT THU SEP 04 2025
...............................
..THE MASON CITY IA CLIMATE SUMMARY FOR SEPTEMBER 3 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 67 1212 AM 98 2023 78 -11 77
MINIMUM 43 1157 PM 34 1974 53 -10 48
AVERAGE 55 66 -11 63
PRECIPITATION (IN)
YESTERDAY T 1.27 2021 0.11 -0.11 0.00
MONTH TO DATE 0.30 0.34 -0.04 0.00
SINCE SEP 1 0.30 0.34 -0.04 0.00
SINCE JAN 1 32.12 27.65 4.47 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 10 2 8 2
MONTH TO DATE 11 6 5 12
SINCE SEP 1 11 6 5 12
SINCE JUL 1 41 42 -1 33
COOLING
YESTERDAY 0 3 -3 0
MONTH TO DATE 0 9 -9 0
SINCE SEP 1 0 9 -9 0
SINCE JAN 1 638 548 90 519
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 12.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 400 AM
LOWEST 52 300 PM
AVERAGE 75
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THE MASON CITY IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 100 1925
MINIMUM TEMPERATURE (F) 53 37 1928
1930
SUNRISE AND SUNSET
SEPTEMBER 4 2025.....SUNRISE 641 AM CDT SUNSET 742 PM CDT
SEPTEMBER 5 2025.....SUNRISE 642 AM CDT SUNSET 741 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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