Climatological Report (Daily)
Issued by NWS Des Moines, IA

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653
CDUS43 KDMX 200637
CLIDSM

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
137 AM CDT SUN SEP 20 2026

...................................

...THE DES MOINES IA CLIMATE SUMMARY FOR SEPTEMBER 19 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1878 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         84    205 PM  96    1948  76      8       78
  MINIMUM         64   1149 PM  33    1889  54     10       61
                                      1991
  AVERAGE         74                        65      9       70

PRECIPITATION (IN)
  YESTERDAY        0.16          1.67 1983   0.11   0.05     0.43
  MONTH TO DATE   10.76                      2.10   8.66     1.51
  SINCE SEP 1     10.76                      2.10   8.66     1.51
  SINCE JAN 1     42.84                     29.20  13.64    30.33

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       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         3     -3        0
  MONTH TO DATE    5                        35    -30       29
  SINCE SEP 1      5                        35    -30       29
  SINCE JUL 1      5                        40    -35       37

 COOLING
  YESTERDAY        9                         3      6        5
  MONTH TO DATE  196                        94    102      117
  SINCE SEP 1    196                        94    102      117
  SINCE JAN 1   1314                      1029    285     1145
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION    SW (240)
  AVERAGE WIND SPEED     7.9


SKY COVER
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  HEAVY RAIN
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97          1100 PM
 LOWEST     65           200 PM
 AVERAGE    81

..........................................................


THE DES MOINES IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   76        94      2022
 MINIMUM TEMPERATURE (F)   54        33      1896
                                             1991


SUNRISE AND SUNSET
SEPTEMBER 20 2026.....SUNRISE   700 AM CDT   SUNSET   715 PM CDT
SEPTEMBER 21 2026.....SUNRISE   701 AM CDT   SUNSET   713 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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