


WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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145 CXUS56 KSGX 171045 CF6CNO PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: CHINO AIRPORT CA MONTH: APRIL YEAR: 2025 LATITUDE: 33 58 N LONGITUDE: 117 38 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 69 48 59 -2 6 0 0.00 M M 9.6 23 270 M M 6 1 31 310 2 66 44 55 -6 10 0 0.00 M M 8.6 22 230 M M 4 29 230 3 67 47 57 -4 8 0 0.00 M M 5.3 22 250 M M 5 28 260 4 75 42 59 -2 6 0 0.00 M M 6.0 20 250 M M 1 1 26 240 5 81 41 61 0 4 0 0.00 M M 5.3 18 80 M M 1 8 31 80 6 83 41 62 1 3 0 0.00 M M 5.0 20 230 M M 0 25 230 7 M M M M M M 0.00 M M 4.7 16 240 M M 2 8 22 300 8 M 48 M M M M 0.00 M M 4.2 17 240 M M 1 22 240 9 M M M M M M 0.00 M M 4.0 16 240 M M 0 20 240 10 88 51 70 8 0 5 0.00 M M 4.2 20 240 M M 1 8 23 240 11 90 51 71 9 0 6 0.00 M M 5.5 18 250 M M 1 18 24 230 12 81 50 66 4 0 1 0.00 M M 6.0 17 260 M M 3 18 24 240 13 77 52 65 3 0 0 0.00 M M 5.4 15 250 M M 5 18 22 250 14 75 49 62 0 3 0 0.00 M M 6.6 18 260 M M 6 18 24 260 15 69 48 59 -4 6 0 0.00 M M 5.7 15 240 M M 7 18 20 240 16 63 51 57 -6 8 0 T M M 6.4 15 250 M M 9 21 250 ================================================================================ SM 984 663 54 12 T M 92.5 M 52 ================================================================================ AV 75.7 47.4 5.8 FASTST M M 3 MAX(MPH) MISC ----> 23 270 # 31 310 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: CHINO AIRPORT CA MONTH: APRIL YEAR: 2025 LATITUDE: 33 58 N LONGITUDE: 117 38 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 61.5 TOTAL FOR MONTH: T 1 = FOG OR MIST DPTR FM NORMAL: -0.2 DPTR FM NORMAL: -0.35 2 = FOG REDUCING VISIBILITY HIGHEST: 90 ON 11 GRTST 24HR T ON 16-16 TO 1/4 MILE OR LESS LOWEST: 41 ON 6, 5 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: 1 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. 54 CLEAR (SCALE 0-3) 9 DPTR FM NORMAL -15 PTCLDY (SCALE 4-7) 6 TOTAL FM JUL 1 1248 CLOUDY (SCALE 8-10) 1 DPTR FM NORMAL -69 [CDD (BASE 65) ] TOTAL THIS MO. 12 DPTR FM NORMAL -4 [PRESSURE DATA] TOTAL FM JAN 1 29 HIGHEST SLP M ON M DPTR FM NORMAL -10 LOWEST SLP 29.77 ON 2 [REMARKS]