473
CDUS43 KDMX 210627
CLIMCW
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1227 AM CST SUN DEC 21 2025
...............................
..THE MASON CITY IA CLIMATE SUMMARY FOR DECEMBER 20 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 33 218 PM 50 1918 28 5 22
MINIMUM 9 1055 PM -25 1983 12 -3 4
AVERAGE 21 20 1 13
PRECIPITATION (IN)
YESTERDAY 0.00 0.45 2006 0.04 -0.04 T
MONTH TO DATE 0.21 0.87 -0.66 0.27
SINCE DEC 1 0.21 0.87 -0.66 0.27
SINCE JAN 1 36.96 35.83 1.13 33.02
SNOWFALL (IN)
YESTERDAY 0.0 5.5 2012 0.4 -0.4 T
MONTH TO DATE 4.0 5.7 -1.7 2.8
SINCE DEC 1 4.0 5.7 -1.7 2.8
SINCE JUL 1 14.2 9.1 5.1 3.3
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 44 45 -1 52
MONTH TO DATE 980 833 147 835
SINCE DEC 1 980 833 147 835
SINCE JUL 1 2293 2490 -197 2053
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
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 14.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 500 AM
LOWEST 58 1200 PM
AVERAGE 73
......................................................
THE MASON CITY IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 28 55 1918
1941
MINIMUM TEMPERATURE (F) 12 -23 1989
SUNRISE AND SUNSET
DECEMBER 21 2025......SUNRISE 742 AM CST SUNSET 441 PM CST
DECEMBER 22 2025......SUNRISE 742 AM CST SUNSET 442 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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