Climatological Report (Monthly)
Issued by NWS Brownsville, TX

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CXUS44 KBRO 011718
CLMMFE


CLIMATE REPORT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
1115 AM CST MON JAN 1 2018

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

...THE MCALLEN CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1961 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
HIGHEST            89   12/22        87       2       93  12/17
                        12/04
LOWEST             34   12/08        34       0       39  12/19
AVG. MAXIMUM     70.0              72.0    -2.0
AVG. MINIMUM     51.7              51.9    -0.2
MEAN             60.8              62.0    -1.2     67.9
DAYS MAX >= 90      0               0.4    -0.4
DAYS MAX <= 32      0               0.0     0.0
DAYS MIN <= 32      0               0.5    -0.5
DAYS MIN <= 0       0               0.0     0.0

PRECIPITATION (INCHES)
TOTALS           1.23              1.19    0.04     0.63
DAILY AVG.       0.04              0.04    0.00     0.02
DAYS >= .01         9               5.9     3.1       10
DAYS >= .10         4               2.6     1.4        2
DAYS >= .50         1               0.7     0.3        0
DAYS >= 1.00        0               0.1    -0.1        0
GREATEST
 24 HR. TOTAL    0.56   12/07 TO 12/07           12/04 TO 12/05
                                                          12/31 TO 12/31
                                                          12/31 TO 12/31

SNOWFALL (INCHES)
RECORDS
 24 HR TOTAL       MM
TOTALS            0.3               0.0     0.3      0.0
 LIQUID EQUIV    0.03              0.00    0.03     0.00
SINCE 7/1         0.3               0.0     0.3      0.0
 LIQUID 7/1      0.03
DAYS >= TRACE       1               0.0     1.0        0
DAYS >= 1.0         0               0.0     0.0        0
GREATEST
 SNOW DEPTH         T   12/08                          0  MM
 24 HR TOTAL      0.3   12/08 TO 12/08           12/31 TO 12/31
                                                          12/31 TO 12/31
                                                          12/31 TO 12/31

DEGREE_DAYS
HEATING TOTAL     212               177      35       86
 SINCE 7/1        241               237       4       93
COOLING TOTAL      88                83       5      183
 SINCE 1/1       5698              4452    1246     5697

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

WIND (MPH)
AVERAGE WIND SPEED              7.6
HIGHEST WIND SPEED/DIRECTION    29/360    DATE  12/23
HIGHEST GUST SPEED/DIRECTION    39/010    DATE  12/23

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

AVERAGE RH (PERCENT)     75

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               1
HEAVY RAIN                1     RAIN                       3
LIGHT RAIN               11     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                1     SLEET                      0
FOG                      26     FOG W/VIS <= 1/4 MILE      4
HAZE                     12

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

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