441
CXUS53 KGRR 011700
CLMAZO

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
1200 PM EST WED JAN 01 2025

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

...THE KALAMAZOO CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1887 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             69   12/05/2001
 LOW             -14   12/15/1917
HIGHEST           53   12/16         MM      MM       59  12/09
                                                          12/25
LOWEST            10   12/12         MM      MM       23  12/13
                       12/13
AVG. MAXIMUM    36.7               36.5     0.2     45.0
AVG. MINIMUM    26.6               24.2     2.4     34.2
MEAN            31.6               30.4     1.2     39.6
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32    11               11.0     0.0        1
DAYS MIN <= 32    22               25.3    -3.3       12
DAYS MIN <= 0      0                0.7    -0.7        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        5.71   1903
TOTALS            MM               1.68      MM     2.37
DAILY AVG.        MM               0.05      MM     0.08
DAYS >= .01       11               12.5    -1.5       17
DAYS >= .10        5                4.4     0.6        9
DAYS >= .50        1                1.0     0.0        1
DAYS >= 1.00       1                0.1     0.9        0
GREATEST
 24 HR. TOTAL   1.24   12/29 TO 12/30

SNOWFALL (INCHES)
TOTALS           7.2
SINCE 7/1       14.6
SNOWDEPTH AVG.     1
DAYS >= TRACE     11
DAYS >= 1.0        2
GREATEST
 SNOW DEPTH        4   12/12

DEGREE DAYS
HEATING TOTAL   1026               1074     -48      780
 SINCE 7/1      1782               2384    -602       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1       912                709     203       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.7
RESULTANT WIND SPEED/DIRECTION   4/230
HIGHEST WIND SPEED/DIRECTION    31/300    DATE  12/04
                                31/310          12/05
HIGHEST GUST SPEED/DIRECTION    48/290    DATE  12/04

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.81
NUMBER OF DAYS FAIR            3
NUMBER OF DAYS PC              5
NUMBER OF DAYS CLOUDY         23

AVERAGE RH (PERCENT)     80

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       2
LIGHT RAIN               13     FREEZING RAIN              0
LT FREEZING RAIN          2     HAIL                       0
HEAVY SNOW                2     SNOW                       3
LIGHT SNOW               13     SLEET                      0
FOG                      24     FOG W/VIS <= 1/4 MILE      3
HAZE                      5

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

$$