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

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CDUS43 KDMX 010638 RRB
CLIDSM

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1236 AM CST MON JAN 1 2018


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

...THE DES MOINES IA CLIMATE SUMMARY FOR DECEMBER 31 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1878 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         -2   1238 PM  61    1965  31    -33       39
                                      1891
  MINIMUM        -15R  1159 PM -15    1968  15    -30       22
  AVERAGE         -8                        23    -31       31

PRECIPITATION (IN)
  YESTERDAY        0.04          1.37 1931   0.04   0.00     0.00
  MONTH TO DATE    0.40                      1.42  -1.02     1.41
  SINCE DEC 1      0.40                      1.42  -1.02     1.41
  SINCE JAN 1     30.18                     36.02  -5.84    34.53

SNOWFALL (IN)
  YESTERDAY        0.9           7.7  1977   0.3    0.6      0.0
  MONTH TO DATE    6.7                       9.0   -2.3      3.8
  SINCE DEC 1      6.7                       9.0   -2.3      3.8
  SINCE JUL 1      6.7                      11.9   -5.2      3.8
  SNOW DEPTH       4

DEGREE DAYS
 HEATING
  YESTERDAY       73                        42     31       34
  MONTH TO DATE 1177                      1209    -32     1160
  SINCE DEC 1   1177                      1209    -32     1160
  SINCE JUL 1   2232                      2467   -235     1843

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1306                      1066    240     1448
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED    10.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    79           600 AM
 LOWEST     58          1100 AM
 AVERAGE    69

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


THE DES MOINES IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        61      1897
 MINIMUM TEMPERATURE (F)   15       -18      1887


SUNRISE AND SUNSET
JANUARY  1 2018.......SUNRISE   741 AM CST   SUNSET   455 PM CST
JANUARY  2 2018.......SUNRISE   741 AM CST   SUNSET   456 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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