CXUS56 KMTR 070900 CF6SFO PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: SAN FRANCISCO AIRPORT MONTH: APRIL YEAR: 2025 LATITUDE: 37 37 N LONGITUDE: 122 23 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 57 49 53 -3 12 0 0.32 M M 15.9 30 280 M M 7 18 40 280 2 59 44 52 -4 13 0 0.00 M M 14.5 31 270 M M 3 8 39 280 3 61 44 53 -3 12 0 0.00 M M 10.0 23 290 M M 2 8 31 280 4 70 45 58 2 7 0 0.00 M M 8.8 26 270 M M 3 8 32 290 5 69 49 59 2 6 0 0.00 M M 9.5 25 290 M M 6 31 300 6 67 48 58 1 7 0 0.00 M M 9.2 22 280 M M 5 28 280 ================================================================================ SM 383 279 57 0 0.32 M 67.9 M 26 ================================================================================ AV 63.8 46.5 11.3 FASTST M M 4 MAX(MPH) MISC ----> 31 270 40 280 ================================================================================ 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 FRANCISCO AIRPORT MONTH: APRIL YEAR: 2025 LATITUDE: 37 37 N LONGITUDE: 122 23 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 55.2 TOTAL FOR MONTH: 0.32 1 = FOG OR MIST DPTR FM NORMAL: -1.2 DPTR FM NORMAL: -0.10 2 = FOG REDUCING VISIBILITY HIGHEST: 70 ON 4 GRTST 24HR 0.32 ON 31- 1 TO 1/4 MILE OR LESS LOWEST: 44 ON 3, 2 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: 1 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 1 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. 57 CLEAR (SCALE 0-3) 3 DPTR FM NORMAL 6 PTCLDY (SCALE 4-7) 3 TOTAL FM JUL 1 1906 CLOUDY (SCALE 8-10) 0 DPTR FM NORMAL -120 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] TOTAL FM JAN 1 3 HIGHEST SLP M ON M DPTR FM NORMAL 2 LOWEST SLP 29.89 ON 2 [REMARKS]