


WFO Monthly/Daily Climate Data
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
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397 CXGM50 PGUM 091650 CF6GUM PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: GUAM INTERNATIONAL AIRPORT MONTH: MARCH YEAR: 2025 LATITUDE: 13 29 N LONGITUDE: 144-48 E 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 83 75 79 -2 0 14 1.01 0.0 0 17.0 30 50 M M 9 39 40 2 82 75 79 -2 0 14 0.72 0.0 0 15.0 24 90 M M 9 36 90 3 86 77 82 1 0 17 0.02 0.0 0 18.1 26 60 M M 5 34 70 4 86 76 81 0 0 16 0.05 0.0 0 15.0 28 70 M M 5 35 70 5 86 74 80 -1 0 15 0.29 0.0 0 16.5 28 60 M M 6 35 80 6 86 77 82 1 0 17 T 0.0 0 10.3 20 90 M M 2 26 90 7 86 77 82 1 0 17 0.00 0.0 0 8.9 16 90 M M 3 24 90 8 87 74 81 0 0 16 0.00 0.0 0 9.9 17 80 M M 3 27 90 ================================================================================ SM 682 605 0 126 2.09 0.0 110.7 M 42 ================================================================================ AV 85.3 75.6 13.8 FASTST M M 5 MAX(MPH) MISC ----> 30 50 39 40 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: GUAM INTERNATIONAL AIRPORT MONTH: MARCH YEAR: 2025 LATITUDE: 13 29 N LONGITUDE: 144-48 E [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 80.4 TOTAL FOR MONTH: 2.09 1 = FOG OR MIST DPTR FM NORMAL: -0.6 DPTR FM NORMAL: 1.27 2 = FOG REDUCING VISIBILITY HIGHEST: 87 ON 8 GRTST 24HR 1.15 ON 1- 2 TO 1/4 MILE OR LESS LOWEST: 74 ON 8, 5 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: 5 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 3 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) 3 TOTAL FM JUL 1 0 CLOUDY (SCALE 8-10) 2 DPTR FM NORMAL 0 [CDD (BASE 65) ] TOTAL THIS MO. 126 DPTR FM NORMAL -2 [PRESSURE DATA] TOTAL FM JAN 1 1086 HIGHEST SLP 29.96 ON 1 DPTR FM NORMAL 39 LOWEST SLP 29.85 ON 1 [REMARKS]