128  
CXUS54 KEWX 011424  
CLMDRT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO  
904 AM CDT FRI AUG 01 2025  
   
...............................
 
 
   
..THE DEL RIO CLIMATE SUMMARY FOR THE MONTH OF JULY 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1906 TO 2025  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
HIGHEST 101 07/31 105 07/02  
07/04  
07/07  
LOWEST 71 07/01 73 07/12  
07/23  
07/23  
AVG. MAXIMUM 93.8 100.4 -6.6 99.9  
AVG. MINIMUM 75.6 78.7 -3.1 78.7  
MEAN 84.7 89.5 -4.8 89.3  
DAYS MAX >= 90 25 29  
DAYS MAX <= 32 0 0  
DAYS MIN <= 32 0 0  
DAYS MIN <= 0 0 0  
 
PRECIPITATION (INCHES)  
TOTALS 0.93 1.48 -0.55 0.57  
DAILY AVG. 0.03 0.05 -0.02 0.02  
DAYS >= .01 7 4  
DAYS >= .10 3 3  
DAYS >= .50 0 0  
DAYS >= 1.00 0 0  
GREATEST  
24 HR. TOTAL 0.29 07/01 TO 07/02  
 
SNOWFALL (INCHES)  
TOTALS 0.0 0.0 0.0 0.0  
SINCE 7/1 0.0 0.0 0.0 MM  
 
DEGREE DAYS  
HEATING TOTAL 0 0 0 0  
SINCE 7/1 0 0 0 MM  
COOLING TOTAL 619 761 -142 761  
SINCE 1/1 2589 2488 101 MM    
............................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 10.2  
HIGHEST WIND SPEED/DIRECTION 31/130 DATE 07/01  
HIGHEST GUST SPEED/DIRECTION 42/130 DATE 07/01  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.32  
NUMBER OF DAYS FAIR 17  
NUMBER OF DAYS PC 10  
NUMBER OF DAYS CLOUDY 3  
 
AVERAGE RH (PERCENT) 64  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 4 MIXED PRECIP 0  
HEAVY RAIN 1 RAIN 3  
LIGHT RAIN 10 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 0  
LIGHT SNOW 0 SLEET 0  
FOG 7 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:  
JULY 2025 WAS TIED FOR THE 43RD COOLEST AND WAS THE 60TH DRIEST  
JULY ON RECORD.  
 
SEA LEVEL PRESSURE DATA:  
HIGHEST SLP 30.16 ON THE 28TH  
LOWEST SLP 29.78 ON THE 5TH  
 
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)  
 
STATION: DEL RIO  
MONTH: JULY  
YEAR: 2025  
LATITUDE: 29 22 N  
LONGITUDE: 100 55 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 85 71 78 -11 0 13 0.24 0.0 0 10.6 31 130 M M 10 1 42 130  
2 80 73 77 -12 0 12 0.22 0.0 0 10.8 21 130 M M 9 1 30 120  
3 87 75 81 -8 0 16 0.08 0.0 0 10.4 17 150 M M 8 1 24 100  
4 85 78 82 -7 0 17 0.00 0.0 0 8.7 15 80 M M 6 1 20 110  
5 96 76 86 -3 0 21 0.00 0.0 0 9.5 21 100 M M 3 18 30 110  
6 89 77 83 -6 0 18 T 0.0 0 8.8 21 140 M M 5 27 150  
7 92 74 83 -6 0 18 0.00 0.0 0 8.8 18 100 M M 4 24 100  
8 95 76 86 -3 0 21 0.00 0.0 0 9.9 17 140 M M 2 24 120  
9 96 75 86 -3 0 21 0.00 0.0 0 9.6 18 150 M M 3 29 150  
10 96 76 86 -3 0 21 0.00 0.0 0 13.9 24 160 M M 0 30 140  
11 96 78 87 -2 0 22 0.00 0.0 0 13.0 20 160 M M 4 35 160  
12 95 79 87 -2 0 22 0.00 0.0 0 10.8 20 140 M M 5 29 120  
13 94 77 86 -3 0 21 0.00 0.0 0 10.2 30 150 M M M 39 140  
14 83 72 78 -11 0 13 0.21 0.0 0 6.3 24 140 M M 6 13 33 150  
15 92 72 82 -7 0 17 0.03 0.0 0 10.0 22 150 M M 5 13 27 150  
16 93 78 86 -4 0 21 0.00 0.0 0 10.5 18 140 M M 4 24 150  
17 95 76 86 -4 0 21 0.00 0.0 0 11.8 21 140 M M 1 30 100  
18 96 74 85 -5 0 20 0.00 0.0 0 10.3 22 150 M M 1 29 120  
19 98 77 88 -2 0 23 0.00 0.0 0 11.8 24 140 M M 0 31 160  
20 99 78 89 -1 0 24 0.00 0.0 0 12.5 20 150 M M 1 29 140  
21 95 79 87 -3 0 22 0.00 0.0 0 11.5 21 140 M M 1 30 110  
22 92 75 84 -6 0 19 0.08 0.0 0 9.4 18 130 M M 4 3 25 100  
23 94 71 83 -7 0 18 0.07 0.0 0 8.1 18 140 M M 3 3 25 140  
24 99 77 88 -2 0 23 0.00 0.0 0 9.5 17 140 M M 0 27 110  
25 100 78 89 -1 0 24 0.00 0.0 0 11.3 18 160 M M 0 26 130  
26 95 78 87 -3 0 22 T 0.0 0 10.6 29 140 M M 1 38 150  
27 96 75 86 -4 0 21 T 0.0 0 13.0 26 150 M M 6 32 160  
28 96 76 86 -4 0 21 0.00 0.0 0 10.8 21 150 M M 2 31 130  
29 98 75 87 -4 0 22 0.00 0.0 0 9.4 20 140 M M 0 28 140  
30 99 72 86 -5 0 21 0.00 0.0 0 9.2 18 150 M M 0 26 150  
31 101 76 89 -2 0 24 0.00 0.0 0 6.7 16 150 M M 0 23 140  
================================================================================  
SM 2907 2344 0 619 0.93 0.0 317.7 M 94  
================================================================================  
AV 93.8 75.6 10.2 FASTST M M 3 MAX(MPH)  
MISC ----> 31 130 42 130  
================================================================================  
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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