Climatological Report (Seasonal)
Issued by NWS

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CXUS53 KGRR 012001
CLSLAN

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
349 PM EDT THU JUN 1 2017

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

...THE LANSING MI CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2017 TO 5/31/2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1864 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              96   05/28/1874
 LOW              -25   03/02/1868
HIGHEST            87   05/17        85       2       86  05/28
                        05/16
LOWEST             12   03/12         3       9        5  03/04
                        03/11
AVG. MAXIMUM     58.2              56.9     1.3     58.0
AVG. MINIMUM     38.6              36.6     2.0     37.7
MEAN             48.4              46.7     1.7     47.9
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      7               4.9     2.1        4
DAYS MIN <= 32     23              32.5    -9.5       28
DAYS MIN <= 0       0               0.5    -0.5        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        14.96   2011
 MINIMUM         3.53   1958
TOTALS          10.78              8.45    2.33       MM
DAILY AVG.       0.12              0.09    0.03       MM
DAYS >= .01        38              34.9     3.1       41
DAYS >= .10        24              19.5     4.5       21
DAYS >= .50         6               5.0     1.0        8
DAYS >= 1.00        3               1.2     1.8        2
GREATEST
 24 HR. TOTAL    1.30   04/05 TO 04/06

SNOWFALL (INCHES)
RECORDS
 TOTAL           34.8   1877
 24 HR TOTAL     13.9   03/17/1973 TO 03/17/1973
                        03/09/1919 TO 03/09/1919
 SNOW DEPTH        20   03/05/1875
                        03/03/1875
TOTALS            2.6               8.9    -6.3     16.4
SINCE 7/1        30.2              51.1   -20.9     50.0
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= TRACE       9               7.6     1.4       18
DAYS >= 1.0         1               2.9    -1.9        4
GREATEST
 SNOW DEPTH         1   03/18                          8  03/06
                        03/14                             03/05
 24 HR TOTAL      1.0   03/13 TO 03/13

DEGREE_DAYS
HEATING TOTAL    1544              1722    -178     1612
 SINCE 7/1         MM              6657      MM       MM
COOLING TOTAL      35                40      -5       62
 SINCE 1/1         35                41      -6       62

FREEZE DATES
RECORD
 EARLIEST     08/03/1894
 LATEST       07/15/1863
EARLIEST                        10/01
LATEST                          05/10
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.4
RESULTANT WIND SPEED/DIRECTION   2/258
HIGHEST WIND SPEED/DIRECTION    51/260    DATE  03/08
HIGHEST GUST SPEED/DIRECTION    65/250    DATE  03/08

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           35
NUMBER OF DAYS PC             28
NUMBER OF DAYS CLOUDY         29

AVERAGE RH (PERCENT)     62

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             13     MIXED PRECIP               0
HEAVY RAIN               11     RAIN                      19
LIGHT RAIN               45     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       2
LIGHT SNOW                9     SLEET                      0
FOG                      35     FOG W/VIS <= 1/4 MILE      6
HAZE                     13

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

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