543  
CXUS54 KEWX 021146  
CLMDRT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO  
551 AM CDT TUE MAY 02 2023  
   
...............................
 
 
   
..THE DEL RIO CLIMATE SUMMARY FOR THE MONTH OF APRIL 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1906 TO 2023  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
HIGHEST 99 04/03 104 04/17  
LOWEST 52 04/30 46 04/07  
AVG. MAXIMUM 86.4 85.2 1.2 89.5  
AVG. MINIMUM 62.8 60.2 2.6 65.2  
MEAN 74.6 72.7 1.9 77.4  
DAYS MAX >= 90 11 17  
DAYS MAX <= 32 0 0  
DAYS MIN <= 32 0 0  
DAYS MIN <= 0 0 0  
 
PRECIPITATION (INCHES)  
TOTALS 1.18 1.50 -0.32 0.64  
DAILY AVG. 0.04 0.05 -0.01 0.02  
DAYS >= .01 4 5  
DAYS >= .10 1 3  
DAYS >= .50 1 0  
DAYS >= 1.00 1 0  
GREATEST  
24 HR. TOTAL 1.12 04/23 TO 04/23  
 
SNOWFALL (INCHES)  
TOTALS 0.0 0.0 0.0 0.0  
SINCE 7/1 0.0 MM MM MM  
 
DEGREE DAYS  
HEATING TOTAL 7 16 -9 2  
SINCE 7/1 994 1248 -254 MM  
COOLING TOTAL 303 247 56 380  
SINCE 1/1 619 385 234 MM    
............................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 9.1  
HIGHEST WIND SPEED/DIRECTION 31/160 DATE 04/17  
HIGHEST GUST SPEED/DIRECTION 43/340 DATE 04/28  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.34  
NUMBER OF DAYS FAIR 16  
NUMBER OF DAYS PC 10  
NUMBER OF DAYS CLOUDY 4  
 
AVERAGE RH (PERCENT) 51  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 2 MIXED PRECIP 0  
HEAVY RAIN 1 RAIN 1  
LIGHT RAIN 6 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 0  
LIGHT SNOW 0 SLEET 0  
FOG 3 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:  
APRIL 2023 WAS THE 15TH WARMEST AND 57TH DRIEST APRIL ON RECORD.  
 
SEA LEVEL PRESSURE DATA:  
HIGHEST SLP 30.31 ON THE 16TH  
LOWEST SLP 29.49 ON THE 4TH  
 
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)  
 
STATION: DEL RIO  
MONTH: APRIL  
YEAR: 2023  
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 87 56 72 2 0 7 0.00 0.0 0 5.3 20 90 M M 3 27 80  
2 95 70 83 13 0 18 0.00 0.0 0 7.8 20 160 M M 3 25 160  
3 99 65 82 12 0 17 0.00 0.0 0 4.6 14 100 M M 0 19 100  
4 93 76 85 15 0 20 0.00 0.0 0 7.4 17 120 M M 0 22 120  
5 83 65 74 4 0 9 0.00 0.0 0 9.0 28 350 M M 0 41 350  
6 75 59 67 -4 0 2 0.00 0.0 0 7.9 15 80 M M 7 24 50  
7 64 55 60 -11 5 0 0.03 0.0 0 4.8 12 20 M M 10 1 18 20  
8 77 57 67 -4 0 2 0.00 0.0 0 5.0 14 100 M M 6 22 140  
9 77 61 69 -2 0 4 0.00 0.0 0 11.2 18 110 M M 8 27 100  
10 84 67 76 4 0 11 T 0.0 0 7.4 20 70 M M 6 27 80  
11 85 63 74 2 0 9 0.00 0.0 0 9.0 15 130 M M 5 22 120  
12 87 57 72 0 0 7 0.00 0.0 0 10.0 21 150 M M 0 27 170  
13 88 60 74 2 0 9 0.00 0.0 0 13.3 26 150 M M 0 38 120  
14 93 66 80 8 0 15 0.02 0.0 0 8.7 24 170 M M 1 3 39 170  
15 96 60 78 5 0 13 0.00 0.0 0 7.9 24 300 M M 0 31 290  
16 83 63 73 0 0 8 0.00 0.0 0 8.1 18 160 M M 0 25 100  
17 86 55 71 -2 0 6 0.00 0.0 0 13.3 31 160 M M 1 42 150  
18 91 67 79 6 0 14 0.01 0.0 0 12.0 28 130 M M 5 8 39 120  
19 89 73 81 8 0 16 0.00 0.0 0 13.9 23 120 M M 7 33 110  
20 94 74 84 10 0 19 0.00 0.0 0 9.4 20 110 M M 5 30 100  
21 92 68 80 6 0 15 0.00 0.0 0 8.1 18 330 M M 1 28 290  
22 90 69 80 6 0 15 0.00 0.0 0 12.5 22 110 M M 5 30 130  
23 77 54 66 -8 0 1 1.12 0.0 0 10.5 24 300 M M 10 13 35 100  
24 70 55 63 -11 2 0 0.00 0.0 0 7.7 16 140 M M 10 1 22 120  
25 83 64 74 -1 0 9 T 0.0 0 9.9 16 150 M M 6 23 180  
26 88 71 80 5 0 15 0.00 0.0 0 8.0 15 120 M M 4 20 130  
27 88 63 76 1 0 11 0.00 0.0 0 8.4 18 290 M M 0 26 300  
28 98 63 81 6 0 16 T 0.0 0 12.7 29 340 M M 0 43 340  
29 85 56 71 -5 0 6 0.00 0.0 0 11.2 23 300 M M 0 33 320  
30 96 52 74 -2 0 9 0.00 0.0 0 7.2 18 140 M M 0 27 150  
================================================================================  
SM 2593 1884 7 303 1.18 0.0 272.2 M 103  
================================================================================  
AV 86.4 62.8 9.1 FASTST M M 3 MAX(MPH)  
MISC ----> 31 160 43 340  
================================================================================  
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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