Climatological Report (Monthly)
Issued by NWS Norman, OK

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000
CXUS54 KOUN 011529
CLMOKC

CLIMATE REPORT
NATIONAL WEATHER SERVICE NORMAN OK
1024 AM CDT TUE MAY 1 2018

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

...THE OKLAHOMA CITY CLIMATE SUMMARY FOR THE MONTH OF APRIL 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1890 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH             100   04/12/1972
 LOW               20   04/13/1957
                        04/02/1936
HIGHEST            87   04/13        88      -1       85
                        04/17
LOWEST             24   04/07        32      -8       37
AVG. MAXIMUM     67.7              72.3    -4.6     72.1
AVG. MINIMUM     41.2              49.7    -8.5     50.5
MEAN             54.4              61.0    -6.6     61.3
DAYS MAX >= 90      0               0.5    -0.5        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      9               0.4     8.6        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        11.91   1947
 MINIMUM         0.03   1936
TOTALS           2.28              3.07   -0.79     6.27
DAILY AVG.       0.08              0.10   -0.02     0.21
DAYS >= .01         5               7.7    -2.7        9
DAYS >= .10         2               4.7    -2.7        7
DAYS >= .50         2               2.1    -0.1        4
DAYS >= 1.00        1               0.8     0.2        3
GREATEST
 24 HR. TOTAL    1.45   04/21 TO 04/21

SNOWFALL (INCHES)
TOTALS              T                 T     0.0
SINCE 7/1         0.4               7.6    -7.2

DEGREE_DAYS
HEATING TOTAL     335               173     162      148
 SINCE 7/1       3559              3332     227     2652
COOLING TOTAL      24                53     -29       43
 SINCE 1/1         34                66     -32      100
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              14.8
HIGHEST WIND SPEED/DIRECTION    40/250    DATE  04/13
HIGHEST GUST SPEED/DIRECTION    51/330    DATE  04/14


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       2
LIGHT RAIN                8     FREEZING RAIN              1
LT FREEZING RAIN          2     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                1     SLEET                      1
FOG                       9     FOG W/VIS <= 1/4 MILE      0
HAZE                      2

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

RECORD COOLEST MINIMUM TEMPERATURE OF 31 DEGREES WAS TIED ON THE 16.
RECORD DAILY RAINFALL OF 1.45 INCHES BROKEN ON THE 22.
TIED FOR THE 2ND COOLEST APRIL ON RECORD.
THE JANUARY THROUGH APRIL 2018 TOTAL PRECIPITATION IS 5.72 INCHES.

$$



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