829
CDUS43 KDMX 150641
CLIMCW
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1241 AM CST MON DEC 15 2025
...............................
..THE MASON CITY IA CLIMATE SUMMARY FOR DECEMBER 14 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 8 1159 PM 55 1998 30 -22 32
MINIMUM -10 750 AM -17 1926 14 -24 21
AVERAGE -1 22 -23 27
PRECIPITATION (IN)
YESTERDAY 0.00 1.18 2015 0.04 -0.04 0.06
MONTH TO DATE 0.18 0.62 -0.44 0.08
SINCE DEC 1 0.18 0.62 -0.44 0.08
SINCE JAN 1 36.93 35.58 1.35 32.83
SNOWFALL (IN)
YESTERDAY 0.0 7.0 1984 0.3 -0.3 0.0
MONTH TO DATE 4.0 3.7 0.3 0.6
SINCE DEC 1 4.0 3.7 0.3 0.6
SINCE JUL 1 14.2 7.1 7.1 1.1
SNOW DEPTH 5
DEGREE DAYS
HEATING
YESTERDAY 66 43 23 38
MONTH TO DATE 719 568 151 604
SINCE DEC 1 719 568 151 604
SINCE JUL 1 2032 2225 -193 1822
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 759 602 157 626
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WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 12.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76 1100 PM
LOWEST 64 1100 AM
AVERAGE 70
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THE MASON CITY IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 30 69 2021
MINIMUM TEMPERATURE (F) 14 -20 1922
SUNRISE AND SUNSET
DECEMBER 15 2025......SUNRISE 738 AM CST SUNSET 439 PM CST
DECEMBER 16 2025......SUNRISE 739 AM CST SUNSET 439 PM CST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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