Climatological Report (Monthly)
Issued by NWS Austin/San Antonio, TX

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CXUS54 KEWX 011520 CCA
CLMSAT

CLIMATE REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO, TX
920 AM CST THU FEB 1 2018

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

...THE SAN ANTONIO CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1886 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
HIGHEST            74   01/11                         83  01/21
LOWEST             21   01/03                         19  01/08
AVG. MAXIMUM     60.7              62.9    -2.2     69.6
AVG. MINIMUM     37.8              40.7    -2.9     45.5
MEAN             49.3              51.8    -2.5     57.5
DAYS MAX >= 90      0                                  0
DAYS MAX <= 32      1                                  0
DAYS MIN <= 32      8                                  3
DAYS MIN <= 0       0                                  0

PRECIPITATION (INCHES)
TOTALS           0.28              1.76   -1.48     2.72
DAILY AVG.       0.01              0.06   -0.05     0.09
DAYS >= .01         4                                  7
DAYS >= .10         1                                  4
DAYS >= .50         0                                  2
DAYS >= 1.00        0                                  1
GREATEST
 24 HR. TOTAL    0.10   01/19 TO 01/19

SNOWFALL (INCHES)
TOTALS              TR              0.7    -0.7      0.0
SINCE 7/1         1.9               0.7     1.2      0.0

DEGREE_DAYS
HEATING TOTAL     476               416      60      247
 SINCE 7/1        993              1018     -25      623
COOLING TOTAL       0                 7      -7       21
 SINCE 1/1          0                 0       0       21
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.3
HIGHEST WIND SPEED/DIRECTION    35/320    DATE  01/11
HIGHEST GUST SPEED/DIRECTION    46/320    DATE  01/11

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            9
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY         13

AVERAGE RH (PERCENT)     57

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN               11     FREEZING RAIN              0
LT FREEZING RAIN          2     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      2
FOG                      11     FOG W/VIS <= 1/4 MILE      4
HAZE                      0

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

&&

MONTHLY CLIMATE SUMMARY:
JANUARY 2018 WAS THE 16TH DRIEST AND 35TH COLDEST SINCE RECORD
KEEPING BEGAN IN 1885.

SEA LEVEL PRESSURE DATA:
HIGHEST SLP 30.75 ON THE 17TH.
LOWEST SLP 29.80 ON THE 10TH.

PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   SAN ANTONIO
                                          MONTH:     JANUARY
                                          YEAR:      2018
                                          LATITUDE:   29 31 N
                                          LONGITUDE:  98 28 W

  TEMPERATURE IN F:       :PCPN:    SNOW:  WIND      :SUNSHINE: SKY     :PK WND
================================================================================
1   2   3   4   5  6A  6B    7    8   9   10  11  12  13   14  15   16   17  18
                                     12Z  AVG MX 2MIN
DY MAX MIN AVG DEP HDD CDD  WTR  SNW DPTH SPD SPD DIR MIN PSBL S-S WX    SPD DR
================================================================================

 1  31  26  29 -22  36   0    T    T    0 11.8 24  10   M    M   9 46     34  10
 2  34  29  32 -19  33   0 0.00  0.0    0  9.2 16 350   M    M  10        21 350
 3  58  21  40 -11  25   0 0.00  0.0    0  4.5 15 340   M    M   3        17 340
 4  57  30  44  -7  21   0    T  0.0    0  5.6 12  90   M    M   6        14 120
 5  60  43  52   1  13   0 0.00  0.0    0  4.0 13 170   M    M   7        17 160
 6  64  38  51   0  14   0 0.00  0.0    0  4.8 14 130   M    M   8        18 140
 7  67  54  61  10   4   0    T  0.0    0  8.0 20 170   M    M   9        26 170
 8  72  43  58   7   7   0 0.00  0.0    0 10.3 24 350   M    M   1        31 340
 9  68  37  53   2  12   0 0.00  0.0    0  4.4 13 160   M    M   4        16 160
10  71  44  58   7   7   0    T  0.0    0  9.1 22 130   M    M   9 12     24 130
11  74  46  60   9   5   0    T  0.0    0 12.5 35 320   M    M   7        46 320
12  63  36  50  -1  15   0 0.00  0.0    0  9.7 18 330   M    M   0        25 330
13  57  34  46  -6  19   0 0.00  0.0    0  5.6 16  40   M    M   1        20  10
14  62  28  45  -7  20   0 0.00  0.0    0  4.4 15 200   M    M   2        20 170
15  70  36  53   1  12   0    T  0.0    0  6.8 29  10   M    M   6 1      38  10
16  43  26  35 -17  30   0 0.09    T    0 15.1 31  10   M    M  10 146    44  20
17  36  22  29 -23  36   0 0.00  0.0    0  8.4 17  20   M    M   9        22 360
18  46  33  40 -12  25   0 0.00  0.0    0  4.2  9 200   M    M  10        14 130
19  50  39  45  -7  20   0 0.10  0.0    0  3.5 10 160   M    M  10 12     13 220
20  61  49  55   3  10   0    T  0.0    0  4.5 13 190   M    M   9 12     15 180
21  72  51  62  10   3   0    T  0.0    0  7.4 16 150   M    M   9 1      21 170
22  66  37  52   0  13   0 0.00  0.0    0  9.3 22 330   M    M   2 1      29 330
23  65  33  49  -3  16   0 0.00  0.0    0  5.4 10  50   M    M   4        12  50
24  64  33  49  -3  16   0 0.00  0.0    0  6.0 13  80   M    M   5        18  90
25  60  31  46  -6  19   0 0.00  0.0    0  7.6 15 140   M    M   7        19 130
26  64  51  58   6   7   0 0.06  0.0    0  5.5 13 150   M    M  10 1      17 140
27  71  58  65  13   0   0 0.03  0.0    0  7.2 20  20   M    M   9 1      26  20
28  71  45  58   5   7   0 0.00  0.0    0  7.8 13  40   M    M   2        18 350
29  70  39  55   2  10   0 0.00  0.0    0  7.9 18  10   M    M   1        26  10
30  65  36  51  -2  14   0 0.00  0.0    0  6.6 17 160   M    M   2        22 160
31  71  45  58   5   7   0 0.00  0.0    0  9.2 18 160   M    M   7 12     24 160
================================================================================
SM 1883 1173       476   0  0.28    T    226.3          M      188
================================================================================
AV 60.7 37.8                               7.3 FASTST   M    M   6    MAX(MPH)
                                 MISC ---->  # 35 320               # 46  320
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

SYMBOLS USED IN COLUMN 16
1 = FOG OR MIST
2 = FOG REDUCING VISIBILITY
3 = THUNDER
4 = ICE PELLETS
5 = HAIL
6 = FREEZING RAIN OR DRIZZLE
7 = DUSTSTORM OR SANDSTORM:
8 = SMOKE OR HAZE
9 = BLOWING SNOW
X = TORNADO

$$



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