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

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543
CXUS54 KEWX 020037 CCA
CLMAUS

CLIMATE REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO
623 PM CST WED JAN 01 2025

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

...THE AUSTIN BERGSTROM CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1943 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
HIGHEST           86   12/30                          77  12/09
LOWEST            26   12/12                          24  12/11
AVG. MAXIMUM    70.6               64.1     6.5     68.2
AVG. MINIMUM    46.3               39.5     6.8     40.6
MEAN            58.5               51.8     6.7     54.4
DAYS MAX >= 90     0                                   0
DAYS MAX <= 32     0                                   0
DAYS MIN <= 32     2                                   7
DAYS MIN <= 0      0                                   0

PRECIPITATION (INCHES)
TOTALS          2.01               2.61   -0.60     2.32
DAILY AVG.      0.06               0.08   -0.02     0.07
DAYS >= .01       13                                   6
DAYS >= .10        7                                   5
DAYS >= .50        1                                   1
DAYS >= 1.00       0                                   1
GREATEST
 24 HR. TOTAL   0.55   12/03 TO 12/04

SNOWFALL (INCHES)
TOTALS           0.0                0.1    -0.1      0.0
SINCE 7/1        0.0                0.1    -0.1       MM

DEGREE DAYS
HEATING TOTAL    237                423    -186      321
 SINCE 7/1       358                688    -330       MM
COOLING TOTAL     43                 14      29        2
 SINCE 1/1      3551               2996     555       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.1
HIGHEST WIND SPEED/DIRECTION    31/350    DATE  12/18
HIGHEST GUST SPEED/DIRECTION    42/350    DATE  12/18

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.57
NUMBER OF DAYS FAIR            9
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY         13

AVERAGE RH (PERCENT)     70

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       3
LIGHT RAIN               15     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      15     FOG W/VIS <= 1/4 MILE      2
HAZE                      2

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

&&

MONTHLY CLIMATE SUMMARY:
DECEMBER 2024 WAS THE 4TH WARMEST AND THE 38TH WETTEST DECEMBER ON RECORD.

SEA LEVEL PRESSURE DATA:
HIGHEST SLP 30.51 ON THE 3RD
LOWEST  SLP 29.66 ON THE 30TH

COMMENTS:
1/4" DIAMETER HAIL WAS OBSERVED FOR 10 MINUTES FROM 1054 AM TO 1104 AM ON
DEC 28TH.

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

                                          STATION:   AUSTIN BERGSTROM
                                          MONTH:     DECEMBER
                                          YEAR:      2024
                                          LATITUDE:   30 13 N
                                          LONGITUDE:  97 40 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  71  43  57   2   8   0 0.00  0.0    0  2.7  9  80   M    M   5        16  90
 2  69  37  53  -2  12   0 0.00  0.0    0  4.2 14  60   M    M   4        24  70
 3  65  40  53  -1  12   0 0.02  0.0    0  4.8 10 120   M    M   8        20 100
 4  59  53  56   2   9   0 0.53  0.0    0  5.7 10  10   M    M  10 13     14  20
 5  61  50  56   2   9   0    T  0.0    0 12.8 21  30   M    M   9 1      29  50
 6  53  43  48  -6  17   0 0.01  0.0    0 11.6 18  20   M    M   9        25  20
 7  48  42  45  -8  20   0 0.42  0.0    0  7.4 15  40   M    M  10 13     20  60
 8  61  45  53   0  12   0 0.01  0.0    0  4.9 15 180   M    M  10 1      20 180
 9  85  48  67  14   0   2 0.00  0.0    0  6.8 17  20   M    M   3 1      22 220
10  62  42  52  -1  13   0 0.00  0.0    0 13.8 28 350   M    M   4        37 360
11  64  33  49  -3  16   0 0.00  0.0    0  4.6 13 310   M    M   0        20 310
12  67  26  47  -5  18   0 0.00  0.0    0  7.3 20 170   M    M   5        28 180
13  67  56  62  10   3   0 0.16  0.0    0  6.1 13 160   M    M  10 1      16 150
14  80  67  74  22   0   9 0.11  0.0    0  6.0 13 220   M    M  10 1      19 220
15  81  68  75  23   0  10 0.10  0.0    0  9.3 20 190   M    M  10 1      30 200
16  81  62  72  20   0   7    T  0.0    0  7.8 17 180   M    M   8 1      25 180
17  80  63  72  21   0   7 0.00  0.0    0  6.7 16 170   M    M   5 12     23 170
18  71  45  58   7   7   0 0.04  0.0    0  9.8 31 350   M    M   5 1      42 350
19  69  37  53   2  12   0 0.00  0.0    0  4.1 12  10   M    M   0        15  10
20  68  36  52   1  13   0 0.00  0.0    0  6.9 18  30   M    M   1        28  60
21  63  28  46  -5  19   0 0.00  0.0    0  2.3 10  40   M    M   1        17  90
22  71  38  55   4  10   0 0.00  0.0    0  7.6 20 150   M    M   7        27 160
23  78  55  67  17   0   2 0.00  0.0    0 10.8 23 180   M    M   8        33 180
24  78  61  70  20   0   5 0.01  0.0    0  8.9 24  30   M    M   8 3      31  30
25  61  55  58   8   7   0 0.02  0.0    0  7.8 17  20   M    M  10 1      20  10
26  79  48  64  14   1   0 0.33  0.0    0  4.7 15 230   M    M   7 12     22 270
27  82  39  61  11   4   0 0.00  0.0    0  5.4 15 200   M    M   3 1      22 180
28  83  48  66  16   0   1 0.25  0.0    0  9.2 20 260   M    M   5 1358   32 280
29  77  43  60  10   5   0 0.00  0.0    0  3.3 13 180   M    M   3        17 160
30  86  42  64  14   1   0 0.00  0.0    0  6.6 17 180   M    M   1 8      24 220
31  69  42  56   6   9   0 0.00  0.0    0 11.5 22  10   M    M   0        31 350
================================================================================
SM 2189 1435       237  43  2.01  0.0    221.4          M      179
================================================================================
AV 70.6 46.3                               7.1 FASTST   M    M   6    MAX(MPH)
                                 MISC ---->    31 350                 42 350
================================================================================
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 TO 1/4 MILE OR LESS
3 = THUNDER
4 = ICE PELLETS
5 = HAIL
6 = FREEZING RAIN OR DRIZZLE
7 = DUSTSTORM OR SANDSTORM: VSBY 1/2 MILE OR LESS
8 = SMOKE OR HAZE
9 = BLOWING SNOW
X = TORNADO

$$