Climatological Report (Monthly)
Issued by NWS Chicago, IL

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CXUS53 KLOT 011149
CLMRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
630 AM CDT WED JUN 1 2016

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

...THE ROCKFORD IL CLIMATE SUMMARY FOR THE MONTH OF MAY 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1905 TO 2016

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             106   05/31/1934
 LOW               24   05/10/1966
HIGHEST            88   05/25                         83  05/28
                                                          05/17
                                                          05/07
LOWEST             31   05/15                         34  05/01
AVG. MAXIMUM     72.6              71.8     0.8     71.5
AVG. MINIMUM     49.1              48.4     0.7     51.5
MEAN             60.9              60.1     0.8     61.5
DAYS MAX >= 90      0               0.6    -0.6        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      1               0.5     0.5        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        11.75   1996
 MINIMUM         0.48   1992
TOTALS           3.12              4.02   -0.90     4.85
DAILY AVG.       0.10              0.13   -0.03     0.16
DAYS >= .01        14              12.2     1.8       17
DAYS >= .10         8               7.2     0.8       11
DAYS >= .50         2               2.6    -0.6        3
DAYS >= 1.00        0               1.2    -1.2        0
GREATEST
 24 HR. TOTAL    1.10   05/09 TO 05/10

DEGREE_DAYS
HEATING TOTAL     199               198       1      161
 SINCE 7/1       5535              6538   -1003     6957
COOLING TOTAL      78                47      31       60
 SINCE 1/1         85                55      30       60
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.4
HIGHEST WIND SPEED/DIRECTION    30/210    DATE  05/25
HIGHEST GUST SPEED/DIRECTION    41/190    DATE  05/27

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            6
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY         12

AVERAGE RH (PERCENT)     63

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             13     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       8
LIGHT RAIN               18     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      12     FOG W/VIS <= 1/4 MILE      0
HAZE                      5

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

&&

RECORDS SET IN MAY 2016
- RECORD DAILY LOW TEMPERATURE OF 31 DEGREES TIED ON MAY 15

$$






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