Climatological Report (Seasonal)
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
000
CXUS53 KGRR 031330 RRB
CLSJXN

WRKCLSJXN 000
TTAA00 GRR 021842

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
121 PM EST WED DEC 02 2020

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

...THE JACKSON CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2020 TO 11/30/2020...

CLIMATE NORMAL PERIOD: 1981 TO 2010
CLIMATE RECORD PERIOD: 1944 TO 2020

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
HIGHEST           85   09/01         MM      MM       90  09/11
LOWEST            20   11/14         MM      MM        4  11/13
                       11/18
AVG. MAXIMUM    61.7               60.3     1.4     59.3
AVG. MINIMUM    40.9               41.0    -0.1     41.2
MEAN            51.3               50.7     0.6     50.3
DAYS MAX >= 90     0                0.4    -0.4        1
DAYS MAX <= 32     0                1.8    -1.8        3
DAYS MIN <= 32    20               22.1    -2.1       27
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
TOTALS          7.23               8.71   -1.48    11.47
DAILY AVG.      0.08               0.10   -0.02     0.13
DAYS >= .01       22               31.5    -9.5       35
DAYS >= .10       15               18.3    -3.3       21
DAYS >= .50        2                5.8    -3.8       10
DAYS >= 1.00       0                1.6    -1.6        4
GREATEST
 24 HR. TOTAL   1.79   09/08 TO 09/08
                       09/08 TO 09/09
 STORM TOTAL    1.79                                  MM
 (MM/DD(HH))            MM


DEGREE DAYS
HEATING TOTAL   1267               1369    -102     1420
 SINCE 7/1      1278               1405    -127     1433
COOLING TOTAL     35                 63     -28      104
 SINCE 1/1       643                592      51      663

FREEZE DATES
EARLIEST                        09/19
LATEST                          05/13
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.7
RESULTANT WIND SPEED/DIRECTION   4/210
HIGHEST WIND SPEED/DIRECTION    37/220    DATE  11/15
HIGHEST GUST SPEED/DIRECTION    62/240    DATE  11/15

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.42
NUMBER OF DAYS FAIR           26
NUMBER OF DAYS PC             18
NUMBER OF DAYS CLOUDY         17

AVERAGE RH (PERCENT)     70

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              9     MIXED PRECIP               0
HEAVY RAIN                9     RAIN                      14
LIGHT RAIN               28     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                6     SLEET                      0
FOG                      42     FOG W/VIS <= 1/4 MILE      3
HAZE                     11

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

$$


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.