Climatological Report (Annual)
Issued by NWS Columbia, SC

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481
CXUS52 KCAE 012124
CLACAE


CLIMATE REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
406 PM EST TUE JAN 1 2019

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

...THE COLUMBIA METRO AIRPORT SC CLIMATE SUMMARY FOR THE YEAR OF 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1887 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             109   06/30/2012
                        06/29/2012
 LOW               -2   02/14/1899
HIGHEST           103   07/11        75      28       98  08/17
                                                          08/16
                                                          07/15
LOWEST             14   01/05        53     -39       22  03/16
                                                          01/09
AVG. MAXIMUM     77.1              75.5     1.6     78.8
AVG. MINIMUM     55.7              52.4     3.3     55.8
MEAN             66.4              63.9     2.5     67.3
DAYS MAX >= 90    111              71.6    39.4      100
DAYS MAX <= 32      0               0.5    -0.5        0
DAYS MIN <= 32     48              47.2     0.8       31
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        70.53   1964
 MINIMUM        27.11   1933
TOTALS          49.52             44.59    4.93    47.44
DAILY AVG.       0.14              0.12    0.02     0.13
DAYS >= .01       127             106.7    20.3      107
DAYS >= .10        76              69.6     6.4       68
DAYS >= .50        35              29.8     5.2       28
DAYS >= 1.00       14              13.2     0.8       13
GREATEST
 24 HR. TOTAL    4.45   10/11 TO 10/11

SNOWFALL (INCHES)
RECORDS
 TOTAL           16.0   1973
 24 HR TOTAL     15.7   02/09/1973 TO 02/10/1973
 SNOW DEPTH        14   02/11/1973
TOTALS              T               1.5    -1.5      0.1
 LIQUID EQUIV      MM              0.20      MM     0.01
SINCE 7/1         0.0               0.1    -0.1      0.0
 LIQUID 7/1      0.00              0.00    0.00     0.00
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= TRACE       2               1.0     1.0        2
DAYS >= 1.0         0               0.4    -0.4        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL        T   01/03 TO 01/03

DEGREE_DAYS
HEATING TOTAL    2301              2551    -250     1743
 SINCE 7/1        965              1010     -45      849
COOLING TOTAL    2913              2169     744     2684
 SINCE 1/1       2913              2170     743     2684

FREEZE DATES
RECORD
 EARLIEST     10/15/1991
 LATEST       04/03/1964
EARLIEST                        11/05
LATEST                          03/22
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.0
RESULTANT WIND SPEED/DIRECTION   1/208
HIGHEST WIND SPEED/DIRECTION    48/220    DATE  04/15
HIGHEST GUST SPEED/DIRECTION    74/190    DATE  04/15

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR          115
NUMBER OF DAYS PC            168
NUMBER OF DAYS CLOUDY         82

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             71     MIXED PRECIP               0
HEAVY RAIN               54     RAIN                      63
LIGHT RAIN              146     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                2     SLEET                      1
FOG                     200     FOG W/VIS <= 1/4 MILE     21
HAZE                     42

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

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