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  
 
 
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