600
CDUS43 KDMX 180633
CLIMCW
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
133 AM CDT SUN OCT 18 2026
...............................
..THE MASON CITY IA CLIMATE SUMMARY FOR OCTOBER 17 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1893 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 59 345 PM 85 1947 59 0 74
MINIMUM 28 612 AM 18 1952 36 -8 51
AVERAGE 44 48 -4 63
PRECIPITATION (IN)
YESTERDAY 0.00 1.23 1994 0.08 -0.08 0.00
MONTH TO DATE 1.09 1.53 -0.44 1.10
SINCE SEP 1 5.50 4.98 0.52 2.22
SINCE JAN 1 27.77 32.29 -4.52 34.04
SNOWFALL (IN)
YESTERDAY 0.0 0.3 1990 0.0 0.0 0.0
MONTH TO DATE 0.0 0.1 -0.1 0.0
SINCE SEP 1 0.0 0.1 -0.1 0.0
SINCE JUL 1 0.0 0.1 -0.1 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 21 17 4 2
MONTH TO DATE 139 234 -95 110
SINCE SEP 1 211 398 -187 186
SINCE JUL 1 214 434 -220 216
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 23 2 21 35
SINCE SEP 1 121 59 62 121
SINCE JAN 1 773 598 175 759
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WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 10.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 400 AM
LOWEST 32 200 PM
AVERAGE 64
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THE MASON CITY IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 59 85 1920
MINIMUM TEMPERATURE (F) 36 17 1972
SUNRISE AND SUNSET
OCTOBER 18 2026.......SUNRISE 731 AM CDT SUNSET 625 PM CDT
OCTOBER 19 2026.......SUNRISE 732 AM CDT SUNSET 624 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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