Climatological Report (Monthly)
Issued by NWS Tulsa, OK

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000
CXUS54 KTSA 011922
CLMTUL

CLIMATE REPORT
NATIONAL WEATHER SERVICE TULSA OK
120 PM CST MON JAN 1 2018

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

...THE TULSA OKLAHOMA CLIMATE SUMMARY FOR THE MONTH OF DECEMBER
2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1882 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              78   12/04/2017
 LOW                0   12/09/2005
                        12/09/2005
HIGHEST            78R  12/04        50      28       71  12/25
LOWEST             11   12/31        29     -18        3  12/18
AVG. MAXIMUM     51.1              49.3     1.8     50.7
AVG. MINIMUM     32.3              29.6     2.7     28.1
MEAN             41.7              39.5     2.2     39.4
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      2               2.6    -0.6        1
DAYS MIN <= 32     16              18.8    -2.8       19
DAYS MIN <= 0       0               0.2    -0.2        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         8.70   1984
 MINIMUM         0.00   1889
                        1900
TOTALS           1.43              2.49   -1.06     0.44
DAILY AVG.       0.05              0.08   -0.03     0.01
DAYS >= .01         6               7.0    -1.0        5
DAYS >= .10         3               4.1    -1.1        2
DAYS >= .50         1               1.8    -0.8        0
DAYS >= 1.00        0               0.8    -0.8        0
GREATEST
 24 HR. TOTAL    0.62   12/22 TO 12/22

SNOWFALL (INCHES)
RECORDS
 TOTAL           11.4   2000
TOTALS            2.0               2.3    -0.3      0.5
SINCE 7/1         2.0               3.0    -1.0      0.5
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         1               0.8     0.2        0
GREATEST
 SNOW DEPTH         2   12/23                         -1  12/17
 24 HR TOTAL      2.0   12/23 TO 12/23

DEGREE_DAYS
HEATING TOTAL     719               792     -73      784
 SINCE 7/1       1221              1428    -207     1123
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.9
HIGHEST WIND SPEED/DIRECTION    33/300    DATE  12/04
HIGHEST GUST SPEED/DIRECTION    39/360    DATE  12/30

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            9
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY         15

AVERAGE RH (PERCENT)     62

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       3
LIGHT RAIN                5     FREEZING RAIN              1
LT FREEZING RAIN          3     HAIL                       0
HEAVY SNOW                0     SNOW                       2
LIGHT SNOW                5     SLEET                      1
FOG                      10     FOG W/VIS <= 1/4 MILE      0
HAZE                      1

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

&&
-------------------------------------------------------------------
 YEARLY PRECIPITATION (INCHES):
 TOTAL.....................46.03
 DEPARTURE FROM NORMAL.....+5.06
$$



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