1998 MONTHLY CLIMATIC DATA FOR BROWNSVILLE,TX
  JAN.  FEB.  MAR. APR. MAY JUN. JUL. AUG. SEP. OCT. NOV. DEC.
AVG. HIGH TEMP. 75.5  76.6  76.2  81.6 90.9 95.2  96.5  95.8  90.1 84.7  80.0  71.7
DEPARTURE FROM AVG. +6.6 +4.4  -2.2  -2.4  +3.1 +4.2 +3.2  +2.2 -0.3  -0.6  +1.7 0.0 
AVG. LOW TEMP. 55.0  52.4  59.5  62.5  72.1 79.3  77.6  77.2  75.7 68.8 64.4 52.2
DEPARTURE FROM AVG. +5.1  -0.1  +0.4  -4.0  +0.1 +4.4 +1.9 +1.8 +2.5 +2.7 +5.4 -0.2 
AVG. MONTHLY TEMP. 65.3  64.5  67.9  72.1  81.5  87.3  87.1  86.5  82.9 76.8 72.2 62.0
DEPARTURE FROM AVG. +5.9  +2.1  -0.9  -3.2  +1.6 +4.3  +2.6  +2.0  +1.1 +1.1 +3.5 -0.1
AVG. MONTHLY DEW POINT 58.8  55.2  57.5  62.0  71.8 77.0 75.2 74.9 75.8 70.5 66.7 54.6
TOTAL COOLING DEGREE DAYS 88  44  151 223 518 673 692 674 545 372 229 107
TOTAL HEATING DEGREE DAYS 75  53  56  0 0 7 193
TOTAL PRECIP. (INCHES) 0.37  1.72  0.62  0.04  Trace 0.30  Trace  1.36  7.82 3.59 3.72 0.29
DEPARTURE FROM AVG. (INCHES) -1.19  +0.66  +0.09  -1.52  -2.94 -2.43  -1.90  -1.41  +1.82 +0.79 +2.21 -0.96 
AVG. STATION PRESSURE (INCHES) 29.94  29.84  29.93  29.89  29.83 29.85 29.94 29.92 29.77 29.98 30.00 30.10
AVG. SEA LEVEL PRESSURE (INCHES) 29.96  29.86  29.95  29.90  29.85 29.87 29.96 29.94 29.79 29.99 30.01 30.12
AVG. WIND SPEED (MPH) 10.3  10.5  13.1  11.5  12.7  15.5 12.2 9.6 7.7 9.6 8.4 10.0
AVG. WIND DIRECTION * 140  130  140  120  150 150 150 350 90 60  110 360



 

(ALL TEMPERATURES ARE IN DEGREES FAHRENHEIT UNLESS OTHERWISE NOTED)

* - (AVERAGE WIND DIRECTION READ AS 90 DEG = EAST, 180 DEG = SOUTH, 270 DEG = WEST, 360 DEG = NORTH)


Return to Climatology Page