Climatological Report (Annual)
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821
CXUS54 KHGX 011421
CLAIAH

CLIMATE REPORT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
821 AM CST THU JAN 01 2026

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

...THE HOUSTON INTERCONTINENTAL CLIMATE SUMMARY FOR THE YEAR OF 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1889 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH            109   08/27/2011
                       09/04/2000
 LOW               5   01/18/1930
HIGHEST          101   08/17         MM      MM
                       08/18
                       08/20
LOWEST            20   01/22         MM      MM
AVG. MAXIMUM    82.8               80.4     2.4     82.9
AVG. MINIMUM    63.1               60.5     2.6     63.4
MEAN            72.9               70.5     2.4     73.1
DAYS MAX >= 90   145              111.3    33.7
DAYS MAX <= 32     0                0.1    -0.1
DAYS MIN <= 32    13               10.1     2.9
DAYS MIN <= 0      0                0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       59.17   2024
TOTALS         38.99              51.84  -12.85
DAILY AVG.      0.11
DAYS >= .01       87
DAYS >= .10       63
DAYS >= .50       29
DAYS >= 1.00      13
GREATEST
 24 HR. TOTAL   2.84

SNOWFALL (INCHES)
RECORDS
 TOTAL            MM   2024
TOTALS           1.4
 LIQUID EQUIV   0.10
 LIQUID 7/1     0.00
DAYS >= TRACE      2
DAYS >= 1.0        1
GREATEST
 SNOW DEPTH        0
 24 HR TOTAL     0.0

DEGREE DAYS
HEATING TOTAL   1083               1266    -183
 SINCE 7/1       325                508    -183
COOLING TOTAL   4102               3288     814
 SINCE 1/1      4102               3288     814
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              7.5
HIGHEST WIND SPEED/DIRECTION    43/340    DATE  05/26
HIGHEST GUST SPEED/DIRECTION    60/330    DATE  05/26

AVERAGE RH (PERCENT)     68

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             75     MIXED PRECIP               0
HEAVY RAIN               42     RAIN                      48
LIGHT RAIN              123     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                2     SLEET                      1
FOG                     135     FOG W/VIS <= 1/4 MILE     29
HAZE                     56

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

$$