


WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
688 CXUS52 TJSJ 230942 CF6JSJ PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: SAN JUAN AREA/PR MONTH: MARCH YEAR: 2025 LATITUDE: 18 25 N LONGITUDE: 66 0 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 74 81 3 0 16 T M M 6.9 23 90 M M 3 30 80 2 89 73 81 3 0 16 T M M 5.6 23 90 M M 4 30 80 3 88 75 82 4 0 17 0.00 M M 5.1 23 60 M M 3 29 80 4 84 75 80 2 0 15 0.25 M M 5.5 20 80 M M 5 1 24 60 5 86 75 81 3 0 16 0.01 M M 6.7 17 70 M M 5 25 40 6 90 76 83 5 0 18 0.00 M M 3.8 12 150 M M 5 17 160 7 87 77 82 4 0 17 0.00 M M 6.1 13 30 M M 4 26 360 8 88 77 83 5 0 18 0.02 M M 7.9 16 50 M M 4 26 20 9 87 77 82 4 0 17 0.06 M M 6.3 17 70 M M 4 28 20 10 89 76 83 5 0 18 0.07 M M 5.5 21 70 M M 5 29 70 11 91 74 83 5 0 18 0.00 M M 4.7 13 120 M M 2 19 170 12 90 74 82 4 0 17 0.00 M M 5.7 13 30 M M 2 28 30 13 88 77 83 5 0 18 0.18 M M 7.6 17 40 M M 5 30 30 14 80 74 77 -1 0 12 0.75 M M 4.5 18 60 M M 6 18 23 50 15 84 73 79 1 0 14 0.00 M M 5.2 12 360 M M 4 23 360 16 86 75 81 3 0 16 0.00 M M 6.1 14 30 M M 4 24 20 17 86 75 81 3 0 16 0.00 M M 5.8 15 70 M M 5 20 30 18 88 74 81 2 0 16 0.15 M M 5.3 17 70 M M 5 29 50 19 85 75 80 1 0 15 0.00 M M 8.7 17 310 M M 5 29 350 20 83 74 79 0 0 14 0.00 M M 5.3 13 330 M M 3 25 340 21 85 75 80 1 0 15 T 0.0 0 7.5 20 70 M M 4 25 60 22 82 74 78 -1 0 13 1.09 M M 8.5 17 90 M M 7 1 26 40 ================================================================================ SM 1903 1649 0 352 2.58 0.0 134.3 M 94 ================================================================================ AV 86.5 75.0 6.1 FASTST M M 4 MAX(MPH) MISC ----> # 23 90 # 30 80 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: SAN JUAN AREA/PR MONTH: MARCH YEAR: 2025 LATITUDE: 18 25 N LONGITUDE: 66 0 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 80.7 TOTAL FOR MONTH: 2.58 1 = FOG OR MIST DPTR FM NORMAL: 2.5 DPTR FM NORMAL: 1.12 2 = FOG REDUCING VISIBILITY HIGHEST: 91 ON 11 GRTST 24HR 1.23 ON 13-14 TO 1/4 MILE OR LESS LOWEST: 73 ON 15, 2 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 0.0 INCH 5 = HAIL GRTST 24HR 0.0 6 = FREEZING RAIN OR DRIZZLE GRTST DEPTH: 0 7 = DUSTSTORM OR SANDSTORM: VSBY 1/2 MILE OR LESS 8 = SMOKE OR HAZE [NO. OF DAYS WITH] [WEATHER - DAYS WITH] 9 = BLOWING SNOW X = TORNADO MAX 32 OR BELOW: 0 0.01 INCH OR MORE: 9 MAX 90 OR ABOVE: 3 0.10 INCH OR MORE: 5 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 2 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 1 [HDD (BASE 65) ] TOTAL THIS MO. 0 CLEAR (SCALE 0-3) 3 DPTR FM NORMAL 0 PTCLDY (SCALE 4-7) 19 TOTAL FM JUL 1 0 CLOUDY (SCALE 8-10) 0 DPTR FM NORMAL 0 [CDD (BASE 65) ] TOTAL THIS MO. 352 DPTR FM NORMAL 59 [PRESSURE DATA] TOTAL FM JAN 1 1236 HIGHEST SLP M ON M DPTR FM NORMAL 196 LOWEST SLP 29.88 ON 5 [REMARKS]