483
CDUS43 KDMX 010802
CLIMCW
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
302 AM CDT MON SEP 01 2025
...............................
..THE MASON CITY IA CLIMATE SUMMARY FOR AUGUST 31 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 76 MM 94 1948 79 -3 82
MINIMUM 54 MM 38 2009 54 0 56
AVERAGE 65 66 -1 69
PRECIPITATION (IN)
YESTERDAY 0.00 1.53 1969 0.12 -0.12 0.00
MONTH TO DATE 4.17 3.79 0.38 1.59
SINCE JUN 1 21.12 13.61 7.51 12.40
SINCE JAN 1 31.82 27.31 4.51 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 JUN 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 0
MONTH TO DATE 27 25 2 18
SINCE JUN 1 43 74 -31 30
SINCE JUL 1 30 35 -5 21
COOLING
YESTERDAY 0 3 -3 4
MONTH TO DATE 153 147 6 157
SINCE JUN 1 611 501 110 502
SINCE JAN 1 638 539 99 519
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WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 5.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1200 AM
LOWEST 66 400 PM
AVERAGE 83
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THE MASON CITY IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 97 1913
MINIMUM TEMPERATURE (F) 54 35 1949
SUNRISE AND SUNSET
SEPTEMBER 1 2025.....SUNRISE 638 AM CDT SUNSET 748 PM CDT
SEPTEMBER 2 2025.....SUNRISE 639 AM CDT SUNSET 746 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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