National Weather Service United States Department of Commerce
Public Information Statement
National Weather Service Columbia SC
1240 PM EST Thu Jan 25 2018

...Public Information Statement...


...December 2017 Climate Summary...


...Above Normal Rainfall for the Month...
...Above Normal Temperatures for the Month...
...Widespread Heavy Rainfall Event on the 20th...


December saw temperatures remain well above normal for much of
the month along with above normal rainfall. A series of cold
fronts moved across the area after Christmas and ushered in
much colder temperatures for the last week of December.
Drought continued over much of the Midlands and CSRA during
the month of December. Areas of D0, Abnormally Dry, and D1,
Moderately Dry, covered much of the region.


...Augusta Average Temperatures...

The average temperature at Augusta Regional Bush Field for
December was 49.6 degrees or 2.4 degrees above the normal of
47.2.

...Columbia Average Temperatures...

The average temperature at Columbia Metro Airport for December
was 49.6 degrees or 2.9 degrees above the normal of 46.7.

...Orangeburg Average Temperatures...

The average temperature at the Orangeburg County Airport for
December was 49.2 degrees or 1.3 degrees below the normal of
47.9.



...Augusta Rainfall...

Augusta Bush Field received 4.11 inches of rainfall during
December. Normal is 3.39 inches.

...Columbia Rainfall...

Columbia Metro Airport received 3.29 inches of rainfall during
December. Normal is 3.22 inches


Here are some of the highest monthly rainfall CoCoRaHS Reports
for December:

SC-BM-1  Denmark 2.8 WNW..........6.06 inches
SC-OR-11 Neeses 7.0 SE............5.92 inches
SC-SM-1  Sumter 1.3 SE............5.82 inches
SC-OR-37 Orangeburg 0.4 NNW.......5.68 inches
SC-OR-25 Cope 4.1 NE..............5.56 inches
SC-SM-10 Sumter 0.3 ENE...........5.50 inches
SC-SM-20 Sumer 3.6 SSW............5.47 inches
SC-BM-6  Ehrhardt 0.2 SE..........5.43 inches
SC-AK-27 Williston 4.3 NNW........5.37 inches
SC-SM-13 Sumter 0.2 NE............5.37 inches

GA-BK-8  Waynesboro 10.9 E........4.92 inches
GA-CU-9  Appling 2.0 SE...........4.30 inches
GA-BK-9  S. Augusta 4.1 S.........4.17 inches


Here are some of the highest/lowest NWS Coop Observer
monthly rainfall reports for December:

ORBS1 Orangeburg 2................5.86 inches
MIDG1 Midville....................5.64 inches
BAMS1 Bamberg.....................5.47 inches
BNLS1 Barnwell 5 ENE..............4.96 inches


Highest Wind Gusts at ASOS Sites during December:

Columbia Metro Airport (CAE)..........36 mph on the 25th
Augusta Bush Field (AGS)..............35 mph on the 12th
Orangeburg County Airport (OGB).......34 mph on the 12th
Augusta Daniel Field (DNL)............34 mph on the 12th
Columbia Hamilton Owens Field (CUB)...32 mph on the 12th


Highest Wind Gusts on the area lakes during December:

Lake Thurmond Dam (CHDS1).............39 mph on the 25th
Lake Murray Towers USGS (IRMS1).......38 mph on the 24th
Lake Murray Flotilla Island (LMFS1)...37 mph on the 25th
Lake Wateree Dam (WATS1)..............31 mph on the 12th


Lake Murray Water Temperatures at The Towers:

Warmest...62.1 degrees on December 1st
Coolest...54.7 degrees on December 31st


TEMPERATURE RECORDS TIED OR BROKEN DURING THE MONTH OF
December:

Augusta...

None

COLUMBIA...

19th...Tied the record high temperature of 79 degrees
set back in 1967.


Events for December 2017...

20th-21st...
An area of low pressure moved from the lower Mississippi
River valley eastward across Georgia and the Carolinas. This
produced the most widespread heavy rainfall event for the
month.

Here are some of the highest rainfall reports from the
event:

1. 1 E Evans........................3.98 inches
2. Black Creek blo Chesterfield.....3.36 inches
3. Aiken............................2.76 inches
4. Santee National GC...............2.30 inches
5. 6 E Jefferson....................2.12 inches
6. Daniel Field Augusta.............2.12 inches
7. Thomson-McDuffie County Arpt.....2.08 inches
8. 4 SSW Aiken......................2.00 inches
9. 3 S Aiken........................1.93 inches
10.2.7 NW Aiken.....................1.84 inches


23rd...
Strong winds ahead and along a cold front as it
passed through the Midlands and CSRA produced strong
winds gusts across the area.

Here are some of the highest wind gust reports:

Columbia Metro Airport............35 mph (ASOS)
Broad River-St. Andrews...........34 mph (RCWINDS)
Orangeburg County Airport.........33 mph (ASOS)
Augusta Bush Field................31 mph (ASOS)
Daniel Field Augusta..............31 mph (ASOS)
Newberry County Airport...........31 mph (AWOS)
Lake Murray Dam...................31 mph (RCWINDS)



YEAR TO DATE MONTHLY TEMPERATURE AND PRECIPITATION STATISTICS...

COLUMBIA SC METROPOLITAN AIRPORT 2015/2016/2017 MONTHLY AVERAGE
TEMPERATURES AND DEPARTURES FROM NORMAL...

          AVG HIGH/DEP   AVG LOW/DEP   AVG TEMP   NORM  DEPARTURE
JAN 2015  55.7/-0.3      33.7/ 0.0      44.7      44.8    -0.1
FEB       54.1/-6.2      32.1/-4.7      43.1      48.5    -5.4
MAR       70.3/+2.1      46.9/+3.9      58.6      55.6    +3.0
APR       77.8/+1.5      50.4/+5.7      67.0      63.4    +3.6
MAY       86.0/+2.2      61.0/+1.5      73.5      71.7    +1.8
JUN       93.6/+3.6      71.6/+3.4      82.6      79.1    +3.5
JUL       96.4/+3.7      74.3/+2.7      85.3      82.2    +3.1
AUG       92.9/+2.2      72.2/+1.2      82.6      80.8    +1.8
SEP       85.9/+0.7      67.6/+3.4      76.7      74.7    +2.0
OCT       75.6/-0.5      53.6/+1.5      64.6      64.1    +0.5
NOV       69.4/+2.1      48.6/+6.3      59.0      54.8    +4.2
DEC       70.1/+11.9     50.1/+14.8     60.1      46.7   +13.4

JAN 2016  55.1/-0.9      33.6/-0.1      44.3      44.8    -0.5
FEB       60.1/-0.2      37.9/+1.1      49.0      48.5    +0.5
MAR       75.0/+6.8      49.8/+6.8      62.4      55.6    +6.8
APR       78.1/+1.8      53.6/+3.2      65.8      63.4    +2.4
MAY       83.4/-0.4      61.9/+2.4      72.7      71.7    +1.0
JUN       94.2/+4.2      71.7/+3.5      83.0      79.1    +3.9
JUL       99.2/+6.5      75.2/+3.6      87.2      82.2    +5.0
AUG       93.8/+3.1      74.8/+3.8      84.3      80.8    +3.5
SEP       89.2/+4.0      69.6/+5.4      79.4      74.7    +4.7
OCT       80.5/+4.4      56.0/+3.9      68.3      64.1    +4.2
NOV       70.6/+3.3      41.8/-0.5      56.2      54.8    +1.4
DEC       59.6/+1.4      39.9/+4.6      49.7      46.7    +3.0

JAN 2017  64.5/+8.5      43.0/+9.3      53.7      44.8    +8.9
FEB       71.4/+11.1     43.1/+6.3      57.2      48.5    +8.7
MAR       70.9/+2.7      44.1/+1.1      57.5      55.6    +1.9
APR       81.0/+4.7      57.7/+7.3      69.4      63.4    +6.0
MAY       85.2/+1.4      61.9/+2.4      73.6      71.7    +1.9
JUN       89.3/-0.7      70.1/+1.9      79.7      79.1    +0.6
JUL       93.7/+1.0      73.5/+1.9      83.6      82.2    +1.4
AUG       91.4/+0.7      73.2/+2.2      82.3      80.8    +1.5
SEP       88.6/+3.4      65.6/+1.4      77.1      74.7    +2.4
OCT       80.3/+4.2      55.8/+3.7      68.0      64.1    +3.9
NOV       70.1/+1.0      40.9/-0.5      55.5      55.2    +0.3
DEC       59.8/+1.6      39.4/+4.1      49.6      46.7    +2.9

AUGUSTA GA BUSH FIELD 2015/2016/2017 MONTHLY AVERAGE TEMPERATURES
AND DEPARTURES FROM NORMAL...

          AVG HIGH/DEP   AVG LOW/DEP   AVG TEMP   NORM  DEPARTURE
JAN 2015  55.8/-2.1      32.1/-0.7     44.0       45.4    -1.4
FEB       55.4/-6.9      30.1/-5.8     42.8       49.1    -6.3
MAR       71.3/+1.4      45.3/+3.3     58.3       55.9    +2.4
APR       77.8/+0.5      54.9/+6.8     66.3       62.7    +3.6
MAY       86.7/+1.7      58.1/+0.8     72.4       71.1    +1.3
JUN       93.1/+2.1      68.1/+1.9     80.6       78.6    +2.0
JUL       95.8/+2.4      71.3/+1.5     83.6       81.6    +2.0
AUG       91.4/-0.4      69.8/+0.5     80.6       80.5    +0.1
SEP       85.5/-1.2      65.1/+2.5     75.3       74.6    +0.7
OCT       77.7/-2.1      52.4/+1.4     64.0       64.4    -0.4
NOV       70.2/+1.1      47.0/+5.6     58.6       55.2    +3.4
DEC       70.3/+10.3     48.3/+13.8    59.3       47.2   +12.1

JAN 2016  55.3/-2.6      33.1/+0.3     44.2       45.4    -1.2
FEB       61.7/-0.6      37.9/+2.0     49.8       49.0    +0.7
MAR       74.4/+4.5      47.1/+5.1     60.8       55.9    +4.9
APR       77.5/+0.2      50.1/+2.0     63.8       62.7    +1.2
MAY       83.2/-1.8      58.2/+0.9     70.7       71.1    -0.4
JUN       92.2/+1.2      68.8/+2.6     80.5       78.6    +1.9
JUL       97.5/+4.1      71.7/+1.9     84.6       81.6    +3.0
AUG       94.2/+2.4      72.1/+2.8     83.1       80.2    +2.6
SEP       88.9/+2.2      66.0/+3.4     77.4       74.6    +2.8
OCT       82.5/+4.8      53.8/+2.8     68.2       64.4    +3.8
NOV       73.4/+4.3      41.2/-0.2     57.3       55.2    +2.1
DEC       62.4/+2.4      41.8/+7.3     52.4       47.2    +5.2

JAN 2017  67.5/+9.6      43.5/+10.7    55.5       45.4   +10.1
FEB       73.2/+10.9     43.4/+7.5     58.3       49.1    +9.2
MAR       73.7/+3.8      43.8/+1.8     58.8       55.9    +2.9
APR       83.2/+5.9      55.4/+7.3     69.3       62.7    +6.6
MAY       87.1/+2.1      61.1/+3.8     74.1       71.1    +3.0
JUN       90.8/-0.2      69.4/+3.2     80.1       78.6    +1.5
JUL       94.3/+0.9      72.9/+3.1     83.6       81.6    +2.0
AUG       91.7/-0.1      72.8/+3.5     82.3       80.5    +1.8
SEP       87.4/+2.7      64.0/+1.4     76.7       74.6    +2.1
OCT       82.4/+4.7      54.7/+3.7     68.5       64.4    +4.1
NOV       68.9/+1.6      42.4/+0.1     55.6       54.8    +0.8
DEC       60.4/+0.4      38.8/+4.3     49.6       47.2    +2.4

COLUMBIA SC METROPOLITAN AIRPORT 2015/2016/2017 MONTHLY
PRECIPITATION...

               TOTAL   NORMAL   DEPARTURE
              (INCHES)
JAN 2015       2.60     3.58    -0.98
FEB            4.76     3.61    +1.15
MAR            2.78     3.73    -0.95
APR            4.03     2.62    +1.41
MAY            1.71     2.97    -1.26
JUN            8.79     4.69    +4.10
JUL            1.53     5.46    -3.93
AUG            4.85     5.26    -0.41
SEP            6.15     3.54    +2.61
OCT           14.46     3.17   +11.29
NOV            5.47     2.74    +2.73
DEC            6.45     3.22    +3.23
ANNUAL        63.58    44.59   +18.99

JAN 2016       1.94     3.58    -1.64
FEB            4.69     3.61    +1.08
MAR            1.88     3.73    -1.85
APR            2.80     2.62    +0.18
MAY            2.61     2.97    -0.36
JUN            2.39     4.69    -2.30
JUL            1.79     5.46    -3.67
AUG            4.83     5.26    -0.43
SEP            6.81     3.54    +3.27
OCT            2.09     3.27    -1.18
NOV            2.01     2.74    -0.73
DEC            3.35     3.22    +0.13
ANNUAL        39.55    44.59    -5.04

JAN 2017       7.04     3.58    +3.46
FEB            1.60     3.61    -2.01
MAR            2.38     3.73    -1.35
APR            6.11     2.62    +3.49
MAY            7.15     2.97    +4.18
JUN            5.13     4.69    +0.44
JUL            5.42     5.46    -0.04
AUG            1.92     5.26    -3.34
SEP            4.55     3.54    +1.01
OCT            1.57     3.17    -1.60
NOV            1.28     2.74    -1.46
DEC            3.29     3.22    +0.07

AUGUSTA GA BUSH FIELD 2015/2016/2017 MONTHLY PRECIPITATION...

               TOTAL   NORMAL   DEPARTURE
              (INCHES)
JAN 2015       2.10     3.91     -1.81
FEB            4.70     3.92     +0.78
MAR            3.04     4.18     -1.14
APR            4.86     2.84     +2.02
MAY            0.93     2.65     -1.72
JUN            3.50     4.72     -1.22
JUL            3.52     4.33     -0.81
AUG            3.74     4.32     -0.58
SEP            4.05     3.22     +0.83
OCT            4.62     3.27     +1.35
NOV            5.41     2.82     +2.59
DEC            6.92     3.39     +3.53
ANNUAL        47.39    43.57     +3.82

JAN 2016       1.66     3.91     -2.25
FEB            3.76     3.92     -0.16
MAR            3.18     4.18     -1.00
APR            4.42     2.84     +1.58
MAY            5.71     2.65     +3.06
JUN            2.87     4.72     -1.85
JUL            1.31     4.33     -3.02
AUG            3.66     4.32     -0.66
SEP            6.81     3.54     +3.27
OCT            4.45     3.17     +1.28
NOV            0.62     2.82     -2.20
DEC            4.41     3.39     +1.02
ANNUAL        38.27    43.57     -5.02

JAN 2017      10.13     3.91     +6.22
FEB            2.11     3.92     -1.81
MAR            1.77     4.18     -2.41
APR            2.60     2.84     -0.24
MAY            3.14     2.65     +0.69
JUN            3.52     4.72     -1.20
JUL            5.04     4.33     +0.71
AUG            5.87     4.32     +1.55
SEP            4.28     3.22     +1.06
OCT            0.83     3.27     -2.44
NOV            1.36     2.82     -1.46
DEC            4.11     3.39     +0.72


The 3-Month Outlook for Winter/Spring
(February/March/April)...

The outlook calls for a 33 to 40 percent chance of above normal
temperatures with a 33 to 40 percent chance of below normal
precipitation.

Go to the Climate Prediction Center web page at
www.cpc.ncep.noaa.gov for more details and the latest outlooks.

ENSO (EL NINO SOUTHERN OSCILLATION)...
...La Nina Advisory...

Equatorial sea surface temperatures are below average
across the central and eastern Pacific Ocean. La Nina conditions
are predicted to continue (85%-95%) at least through the Northern
Hemisphere Winter, with a transition to ENSO-neutral expected
during the Spring.

Climate Outlooks and ENSO Discussions courtesy of NOAA Climate
Prediction Center...www.cpc.noaa.gov .

Note...much appreciation goes out to our NWS Cooperative Weather
Observers...CoCoRaHS (Community...Collaborative...Rain...Hail and
Snow Network) Observers...South Carolina State Climate Office...
Southeast Regional Climate Center...Richland County Emergency
Services...USGS and local weather partners for the data they provide
throughout the year. Their hard work and dedication is greatly
appreciated.

Temperature records for Columbia go back to 1887 and for Augusta
back to 1873. Precipitation records for Columbia go back to 1878
and for Augusta back to 1871.

Additional climate information, including current and archived
daily and monthly summaries, can be found on the National Weather
Service Columbia SC home page at http://www.weather.gov/cae .