


WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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221 CXUS56 KMTR 120900 CF6SJC PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: SAN JOSE AIRPORT MONTH: MAY YEAR: 2025 LATITUDE: 37 21 N LONGITUDE: 121 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 72 52 62 1 3 0 0.00 M M 9.5 15 310 M M 4 23 320 2 67 53 60 -1 5 0 0.00 M M 7.9 18 340 M M 5 27 330 3 66 51 59 -2 6 0 T M M 6.9 20 260 M M 7 30 260 4 71 46 59 -2 6 0 0.00 M M 5.8 21 330 M M 1 26 340 5 84 52 68 7 0 3 0.00 M M 8.1 20 350 M M 2 28 20 6 77 53 65 3 0 0 0.00 M M 9.7 20 310 M M 0 25 320 7 76 53 65 3 0 0 0.00 M M 8.4 20 330 M M 1 24 340 8 79 51 65 3 0 0 0.00 M M 5.4 17 340 M M 4 24 350 9 87 53 70 8 0 5 0.00 M M 5.7 18 330 M M 1 23 320 10 83 56 70 8 0 5 0.00 M M 7.6 20 340 M M 1 30 10 11 69 52 61 -1 4 0 0.00 M M 9.2 23 330 M M 1 32 350 ================================================================================ SM 831 572 24 13 T M 84.2 M 27 ================================================================================ AV 75.5 52.0 7.7 FASTST M M 2 MAX(MPH) MISC ----> 23 330 32 350 ================================================================================ 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 JOSE AIRPORT MONTH: MAY YEAR: 2025 LATITUDE: 37 21 N LONGITUDE: 121 55 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 63.8 TOTAL FOR MONTH: T 1 = FOG OR MIST DPTR FM NORMAL: 2.2 DPTR FM NORMAL: -0.18 2 = FOG REDUCING VISIBILITY HIGHEST: 87 ON 9 GRTST 24HR T ON 3- 3 TO 1/4 MILE OR LESS LOWEST: 46 ON 4 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: M 5 = HAIL GRTST 24HR M ON M 6 = FREEZING RAIN OR DRIZZLE GRTST DEPTH: M ON M 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: 0 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 0 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 0 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 24 CLEAR (SCALE 0-3) 7 DPTR FM NORMAL -24 PTCLDY (SCALE 4-7) 4 TOTAL FM JUL 1 1678 CLOUDY (SCALE 8-10) 0 DPTR FM NORMAL -428 [CDD (BASE 65) ] TOTAL THIS MO. 13 DPTR FM NORMAL 2 [PRESSURE DATA] TOTAL FM JAN 1 19 HIGHEST SLP M ON M DPTR FM NORMAL -5 LOWEST SLP 29.72 ON 4 [REMARKS]