


WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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774 CXUS56 KSTO 261300 CF6MOD PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: MODESTO CA MONTH: APRIL YEAR: 2025 LATITUDE: 37 37 N LONGITUDE: 120 57 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 60 44 52 -6 13 0 0.11 M M 7.9 23 280 M M 7 3 33 300 2 63 42 53 -6 12 0 0.00 M M 9.3 17 300 M M 2 29 310 3 67 39 53 -6 12 0 0.00 M M 5.9 13 320 M M 0 M M 4 73 44 59 0 6 0 0.00 M M 8.2 16 300 M M 0 21 300 5 75 44 60 1 5 0 0.00 M M 3.5 12 340 M M 0 15 330 6 78 44 61 2 4 0 0.00 M M 3.9 13 350 M M 0 17 350 7 72 51 62 3 3 0 0.00 M M 7.2 15 340 M M 3 20 310 8 74 50 62 2 3 0 0.00 M M 8.2 16 320 M M 0 8 22 340 9 82 51 67 7 0 2 0.00 M M 6.2 14 310 M M 0 8 20 330 10 82 52 67 7 0 2 0.00 M M 6.6 16 320 M M 0 22 340 11 82 55 69 9 0 4 0.00 M M 7.9 17 310 M M 0 22 310 12 74 48 61 1 4 0 0.00 M M 8.4 16 320 M M 0 23 330 13 81 48 65 5 0 0 0.00 M M 7.5 17 290 M M 0 8 22 310 14 86 50 68 7 0 3 0.00 M M 4.3 13 330 M M 0 18 310 15 74 52 63 2 2 0 0.00 M M 8.0 15 330 M M 0 24 290 16 73 51 62 1 3 0 0.00 M M 8.2 13 330 M M 0 17 320 17 66 50 58 -3 7 0 0.00 M M 4.2 10 320 M M 5 16 310 18 75 50 63 1 2 0 0.00 M M 8.2 18 350 M M 4 8 25 300 19 81 46 64 2 1 0 0.00 M M 5.0 14 320 M M 0 18 320 20 82 47 65 3 0 0 0.00 M M 6.0 13 330 M M 0 17 340 21 84 48 66 4 0 1 0.00 M M 6.2 14 310 M M 0 19 310 22 85 52 69 7 0 4 0.00 M M 5.8 17 300 M M 0 23 310 23 74 45 60 -3 5 0 0.00 M M 8.3 20 300 M M 0 24 290 24 70 47 59 -4 6 0 0.00 M M 8.5 16 320 M M 0 18 21 330 25 65 46 56 -7 9 0 0.03 M M 7.0 16 310 M M 6 1 23 320 ================================================================================ SM 1878 1196 97 16 0.14 M 170.4 M 27 ================================================================================ AV 75.1 47.8 6.8 FASTST M M 1 MAX(MPH) MISC ----> 23 280 33 300 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: MODESTO CA MONTH: APRIL YEAR: 2025 LATITUDE: 37 37 N LONGITUDE: 120 57 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 61.5 TOTAL FOR MONTH: 0.14 1 = FOG OR MIST DPTR FM NORMAL: 0.9 DPTR FM NORMAL: -0.76 2 = FOG REDUCING VISIBILITY HIGHEST: 86 ON 14 GRTST 24HR 0.11 ON 1- 1 TO 1/4 MILE OR LESS LOWEST: 39 ON 3 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: 2 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. 97 CLEAR (SCALE 0-3) 21 DPTR FM NORMAL -33 PTCLDY (SCALE 4-7) 4 TOTAL FM JUL 1 2072 CLOUDY (SCALE 8-10) 0 DPTR FM NORMAL -164 [CDD (BASE 65) ] TOTAL THIS MO. 16 DPTR FM NORMAL -2 [PRESSURE DATA] TOTAL FM JAN 1 21 HIGHEST SLP M ON M DPTR FM NORMAL 0 LOWEST SLP 29.78 ON 22 [REMARKS]