Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KDMX 200637
CLIMCW
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
137 AM CDT SUN SEP 20 2026
...................................
...THE MASON CITY IA CLIMATE SUMMARY FOR SEPTEMBER 19 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 67 MM 95 1948 73 -6 74
MINIMUM 60 MM 31 1991 48 12 57
AVERAGE 64 60 4 66
PRECIPITATION (IN)
YESTERDAY 0.40 4.57 1983 0.11 0.29 0.04
MONTH TO DATE 2.81 2.22 0.59 0.98
SINCE SEP 1 2.81 2.22 0.59 0.98
SINCE JAN 1 25.08 29.53 -4.45 32.80
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 MM
DEGREE DAYS
HEATING
YESTERDAY 1 6 -5 0
MONTH TO DATE 23 73 -50 65
SINCE SEP 1 23 73 -50 65
SINCE JUL 1 26 109 -83 95
COOLING
YESTERDAY 0 2 -2 1
MONTH TO DATE 94 46 48 60
SINCE SEP 1 94 46 48 60
SINCE JAN 1 746 585 161 698
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 7.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 200 AM
LOWEST 93 100 AM
AVERAGE 97
..........................................................
THE MASON CITY IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 92 2022
MINIMUM TEMPERATURE (F) 47 29 1991
SUNRISE AND SUNSET
SEPTEMBER 20 2026.....SUNRISE 658 AM CDT SUNSET 714 PM CDT
SEPTEMBER 21 2026.....SUNRISE 700 AM CDT SUNSET 712 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$