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000
CXUS53 KGRR 021246
CLSAZO

WRKCLSAZO 000
TTAA00 GRR 011107

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
603 AM EST WED DEC 01 2021

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

...THE KALAMAZOO CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2021 TO 11/30/2021...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1887 TO 2021

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            100   09/01/1950
                       09/02/1950
 LOW              -7   11/25/1950
HIGHEST           90   09/14         MM      MM       86  09/03
LOWEST            20   11/23         MM      MM       21  11/14
AVG. MAXIMUM    64.0               61.0     3.0     62.4
AVG. MINIMUM    46.0               42.3     3.7     42.0
MEAN            55.0               51.7     3.3     52.2
DAYS MAX >= 90     1                1.4    -0.4        0
DAYS MAX <= 32     1                2.0    -1.0        0
DAYS MIN <= 32    18               18.9    -0.9       13
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       17.79   1941
TOTALS          9.26               9.51   -0.25     6.82
DAILY AVG.      0.10               0.10   -0.00     0.07
DAYS >= .01       37               36.2     0.8        9
DAYS >= .10       21               18.5     2.5        6
DAYS >= .50        5                5.5    -0.5        0
DAYS >= 1.00       3                1.8     1.2        0
GREATEST
 24 HR. TOTAL   2.19
 STORM TOTAL    1.18                                1.12
 (MM/DD(HH))            MM


DEGREE DAYS
HEATING TOTAL   1028               1292    -264     1198
 SINCE 7/1      1028               1311    -283       MM
COOLING TOTAL    150                 77      73       48
 SINCE 1/1      1067                709     358       MM

FREEZE DATES
EARLIEST                        10/24
LATEST                          05/12
................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.8
RESULTANT WIND SPEED/DIRECTION   2/230
HIGHEST WIND SPEED/DIRECTION    41/290    DATE  09/07
HIGHEST GUST SPEED/DIRECTION    69/300    DATE  09/07

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           36
NUMBER OF DAYS PC             25
NUMBER OF DAYS CLOUDY         30

AVERAGE RH (PERCENT)     70

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              7     MIXED PRECIP               0
HEAVY RAIN               11     RAIN                      19
LIGHT RAIN               49     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                0     SNOW                       3
LIGHT SNOW               12     SLEET                      0
FOG                      55     FOG W/VIS <= 1/4 MILE      6
HAZE                     22

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

$$