National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
CXUS53 KGRR 011417
CLSJXN

WRKCLMJXN 000
TTAA00 KGRR 011409


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
856 AM EST SUN MAR 1 2020

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

...THE JACKSON MI CLIMATE SUMMARY FOR THE SEASON, FROM
12/1/2019 TO 2/29/2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1944 TO 9999

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
HIGHEST            60   12/26        MM      MM       56  02/07
LOWEST              1   02/14        MM      MM      -16  01/31
                        01/20
AVG. MAXIMUM     37.3              33.2     4.1     34.1
AVG. MINIMUM     23.8              18.7     5.1     19.9
MEAN             30.5              26.0     4.5     27.0
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     22              42.2   -20.2       40
DAYS MIN <= 32     81              80.1     0.9       83
DAYS MIN <= 0       0               6.5    -6.5        9

PRECIPITATION (INCHES)
TOTALS           6.86              4.65    2.21     4.43
DAILY AVG.       0.08              0.05    0.03     0.05
DAYS >= .01        28              34.8    -6.8       34
DAYS >= .10        11              12.9    -1.9       13
DAYS >= .50         4               1.8     2.2        1
DAYS >= 1.00        2               0.2     1.8        0
GREATEST
 24 HR. TOTAL    1.99   1/11 TO 1/11

DEGREE_DAYS
HEATING TOTAL    3111              3510    -399     3393
 SINCE 7/1       4544              4949    -405     4895
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0

FREEZE DATES
EARLIEST                        MM
LATEST                          MM
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.7
RESULTANT WIND SPEED/DIRECTION   4/221
HIGHEST WIND SPEED/DIRECTION    35/220    DATE  12/30
HIGHEST GUST SPEED/DIRECTION    49/210    DATE  12/30

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR           19
NUMBER OF DAYS PC             28
NUMBER OF DAYS CLOUDY         44

AVERAGE RH (PERCENT)     74

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

$$