


WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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569 CXUS56 KMTR 150900 CF6CCR PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: CONCORD AIRPORT MONTH: MAY YEAR: 2025 LATITUDE: 37 58 N LONGITUDE: 122 3 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 76 52 64 1 1 0 0.00 M M 8.4 16 310 M M 0 24 330 2 74 51 63 0 2 0 0.00 M M 12.8 21 200 M M 2 26 190 3 70 52 61 -2 4 0 0.01 M M 12.8 21 180 M M 3 26 170 4 78 49 64 1 1 0 0.00 M M 6.2 14 290 M M 0 21 340 5 86 51 69 6 0 4 0.00 M M 7.8 22 360 M M 0 35 360 6 83 52 68 4 0 3 0.00 M M 6.6 17 310 M M 0 23 280 7 71 53 62 -2 3 0 0.00 M M 9.7 20 270 M M 4 26 250 8 86 50 68 4 0 3 0.00 M M 4.9 16 300 M M 0 24 300 9 92 53 73 9 0 8 0.00 M M 4.5 16 320 M M 0 20 310 10 90 53 72 8 0 7 0.00 M M 6.7 16 260 M M 0 23 250 11 72 55 64 0 1 0 0.00 M M 12.2 20 230 M M 0 32 220 12 66 53 60 -4 5 0 0.11 M M 12.1 23 240 M M 7 18 31 240 13 72 52 62 -3 3 0 0.00 M M 8.2 17 230 M M 4 24 240 14 79 53 66 1 0 1 0.00 M M 9.2 14 240 M M 0 20 240 ================================================================================ SM 1095 729 20 26 0.12 M 122.1 M 20 ================================================================================ AV 78.2 52.1 8.7 FASTST M M 1 MAX(MPH) MISC ----> 23 240 35 360 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: CONCORD AIRPORT MONTH: MAY YEAR: 2025 LATITUDE: 37 58 N LONGITUDE: 122 3 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 65.1 TOTAL FOR MONTH: 0.12 1 = FOG OR MIST DPTR FM NORMAL: 1.4 DPTR FM NORMAL: -0.14 2 = FOG REDUCING VISIBILITY HIGHEST: 92 ON 9 GRTST 24HR 0.11 ON 12-12 TO 1/4 MILE OR LESS LOWEST: 49 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: 2 MAX 90 OR ABOVE: 2 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. 20 CLEAR (SCALE 0-3) 11 DPTR FM NORMAL -18 PTCLDY (SCALE 4-7) 3 TOTAL FM JUL 1 1991 CLOUDY (SCALE 8-10) 0 DPTR FM NORMAL -127 [CDD (BASE 65) ] TOTAL THIS MO. 26 DPTR FM NORMAL 5 [PRESSURE DATA] TOTAL FM JAN 1 37 HIGHEST SLP M ON M DPTR FM NORMAL -3 LOWEST SLP 29.67 ON 4 [REMARKS]