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

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094
CXUS54 KEWX 011833
CLMSAT

SATCLMSAT 000
TTAA00 EWX 011825

CLIMATE REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO
124 PM CDT MON JUN 01 2026

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

...THE SAN ANTONIO CLIMATE SUMMARY FOR THE MONTH OF MAY 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1886 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
HIGHEST           91   05/09                         103  05/13
LOWEST            50   05/03                          56  05/12
AVG. MAXIMUM    84.7               86.6    -1.9     91.8
AVG. MINIMUM    65.5               66.4    -0.9     69.2
MEAN            75.1               76.5    -1.4     80.5
DAYS MAX >= 90     4                                  17
DAYS MAX <= 32     0                                   0
DAYS MIN <= 32     0                                   0
DAYS MIN <= 0      0                                   0

PRECIPITATION (INCHES)
TOTALS          5.81               4.40    1.41     5.98
DAILY AVG.      0.19               0.14    0.05     0.19
DAYS >= .01       10                                   9
DAYS >= .10        8                                   5
DAYS >= .50        5                                   3
DAYS >= 1.00       2                                   3
GREATEST
 24 HR. TOTAL   2.10   04/30 TO 05/01

SNOWFALL (INCHES)
TOTALS           0.0                0.0     0.0      0.0
SINCE 7/1          T                0.2    -0.2       MM

DEGREE DAYS
HEATING TOTAL      7                  3       4        0
 SINCE 7/1       852               1436    -584       MM
COOLING TOTAL    328                359     -31      484
 SINCE 1/1       943                625     318       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.1
HIGHEST WIND SPEED/DIRECTION    33/350    DATE  05/10
                                33/120          05/17
HIGHEST GUST SPEED/DIRECTION    48/320    DATE  05/10

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.65
NUMBER OF DAYS FAIR            6
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY         14

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             11     MIXED PRECIP               0
HEAVY RAIN                7     RAIN                       8
LIGHT RAIN               16     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      11     FOG W/VIS <= 1/4 MILE      0
HAZE                      1

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

&&

MONTHLY CLIMATE SUMMARY:
MAY 2026 WAS THE 48TH COOLEST AND THE 29TH WETTEST ON RECORD.


SEA LEVEL PRESSURE DATA:
HIGHEST SLP 30.19 ON THE 3RD
LOWEST  SLP 29.63 ON THE 5TH

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

                                          STATION:   SAN ANTONIO
                                          MONTH:     MAY
                                          YEAR:      2026
                                          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  67  54  61 -12   4   0 1.98  0.0    0 13.1 24  10   M    M  10 13     35 360
 2  75  51  63 -10   2   0 0.00  0.0    0  7.8 17 360   M    M   2        26 350
 3  78  50  64  -9   1   0 0.00  0.0    0  7.6 17 150   M    M   3        25 150
 4  81  63  72  -1   0   7 0.00  0.0    0 10.7 20 160   M    M   8        29 180
 5  87  70  79   5   0  14    T  0.0    0  8.8 16 150   M    M   9 1      22 180
 6  87  64  76   2   0  11    T  0.0    0  8.2 18 350   M    M   9 1      25 350
 7  71  60  66  -8   0   1    T  0.0    0 10.7 21  10   M    M   9 3      29  20
 8  78  62  70  -4   0   5    T  0.0    0  5.5 13 100   M    M  10        17  80
 9  91  72  82   7   0  17 0.01  0.0    0  6.9 17 140   M    M   7 1      20 140
10  89  66  78   3   0  13 0.57  0.0    0  9.7 33 350   M    M   4 13     48 320
11  84  65  75   0   0  10 0.06  0.0    0 10.7 26 100   M    M   5 3      34 100
12  86  61  74  -1   0   9 0.00  0.0    0  5.0 14 150   M    M   2        17 150
13  88  65  77   1   0  12 0.00  0.0    0  4.4 15 180   M    M   1        19 190
14  89  67  78   2   0  13 0.00  0.0    0  9.5 20 150   M    M   3        26 150
15  90  69  80   4   0  15 0.00  0.0    0 13.8 22 140   M    M   8        31 140
16  89  69  79   3   0  14 0.00  0.0    0 15.4 23 130   M    M   8        32 150
17  87  74  81   4   0  16    T  0.0    0 15.3 33 120   M    M  10 38     43 110
18  90  78  84   7   0  19 0.00  0.0    0 16.6 25 150   M    M   9        35 150
19  90  66  78   1   0  13 0.36  0.0    0 12.5 31 120   M    M   6 13     42 130
20  84  66  75  -3   0  10 0.51  0.0    0  9.7 32 100   M    M   7 13     45 100
21  82  66  74  -4   0   9 0.57  0.0    0  8.3 22 300   M    M   9 13     28  10
22  86  65  76  -2   0  11 0.41  0.0    0  8.6 30 290   M    M   7 13     45 290
23  85  65  75  -3   0  10 0.20  0.0    0  5.5 17 250   M    M   7 13     23 250
24  87  66  77  -2   0  12 0.00  0.0    0  5.2 16 130   M    M   5        19 130
25  86  69  78  -1   0  13 0.00  0.0    0  6.1 15 120   M    M   5        20 140
26  85  64  75  -4   0  10 1.14  0.0    0  9.2 24 340   M    M   8 13     35 330
27  84  63  74  -5   0   9    T  0.0    0  6.2 17  70   M    M   9        24  60
28  89  63  76  -4   0  11 0.00  0.0    0  4.7 13 120   M    M   2        15 120
29  89  72  81   1   0  16    T  0.0    0  9.2 16 130   M    M   5        26 130
30  85  73  79  -1   0  14 0.00  0.0    0 10.2 17 160   M    M   9        25 160
31  87  71  79  -1   0  14 0.00  0.0    0  7.6 17 160   M    M   7        23 160
================================================================================
SM 2626 2029         7 328  5.81  0.0    282.7          M      203
================================================================================
AV 84.7 65.5                               9.1 FASTST   M    M   7    MAX(MPH)
                                 MISC ---->  # 33 350                 48 320
================================================================================
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 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

$$