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000
CXUS53 KABR 011503
CLAATY

CLIMATE REPORT
NATIONAL WEATHER SERVICE ABERDEEN SD
903 AM CST SAT JAN 01 2022

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

...THE WATERTOWN SD CLIMATE SUMMARY FOR THE YEAR OF 2021...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1898 TO 2021

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            110   07/21/1934
 LOW             -40   01/13/1916
HIGHEST           99   06/05         MM      MM       93  06/07
                                                          06/01
LOWEST           -27   02/14         MM      MM      -22  01/16
                                                          02/13
AVG. MAXIMUM    56.5               53.3     3.2     54.7
AVG. MINIMUM    35.0               32.7     2.3     33.4
MEAN            45.8               43.0     2.8     44.1
DAYS MAX >= 90    17                9.3     7.7        9
DAYS MAX <= 32    66               84.2   -18.2       79
DAYS MIN <= 32   171              174.1    -3.1      185
DAYS MIN <= 0     22               35.4   -13.4       24

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       40.04   1977
 MINIMUM       10.53   1976
TOTALS         26.79              22.71    4.08    19.48
DAILY AVG.      0.07               0.06    0.01     0.05
DAYS >= .01      101               96.3     4.7       82
DAYS >= .10       49               48.8     0.2       45
DAYS >= .50       18               13.8     4.2       14
DAYS >= 1.00       9                4.1     4.9        1

SNOWFALL (INCHES)
RECORDS
 TOTAL            MM    MM
TOTALS          30.7               41.1   -10.4     32.8
SINCE 7/1       11.3               14.8    -3.5       MM
DAYS >= TRACE     70               26.6    43.4       61
DAYS >= 1.0       10               12.8    -2.8       12

DEGREE DAYS
HEATING TOTAL   7589               8500    -911     8211
 SINCE 7/1      2835               3342    -507       MM
COOLING TOTAL    746                518     228      659
 SINCE 1/1       746                520     226      659
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.9
HIGHEST WIND SPEED/DIRECTION    58/330    DATE  08/26
HIGHEST GUST SPEED/DIRECTION    75/320    DATE  08/26



-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$