


WFO Monthly/Daily Climate Data
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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263 CXUS51 KBOX 060810 CF6BOS PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: BOSTON MA MONTH: SEPTEMBER YEAR: 2025 LATITUDE: 42 22 N LONGITUDE: 71 2 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 73 60 67 -3 0 2 0.00 0.0 M 6.2 14 50 M M 7 19 70 2 74 60 67 -3 0 2 0.00 0.0 M 8.1 17 110 M M 3 21 110 3 76 58 67 -3 0 2 0.00 0.0 M 9.5 21 110 M M 2 25 110 4 79 58 69 0 0 4 0.00 0.0 M 11.1 22 110 M M 2 26 110 5 84 65 75 6 0 10 0.08 0.0 M 11.8 22 200 M M 6 1 28 200 ================================================================================ SM 386 301 0 20 0.08 0.0 46.7 M 20 ================================================================================ AV 77.2 60.2 9.3 FASTST M M 4 MAX(MPH) MISC ----> # 22 110 28 200 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: BOSTON MA MONTH: SEPTEMBER YEAR: 2025 LATITUDE: 42 22 N LONGITUDE: 71 2 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 68.7 TOTAL FOR MONTH: 0.08 1 = FOG OR MIST DPTR FM NORMAL: -0.9 DPTR FM NORMAL: -0.45 2 = FOG REDUCING VISIBILITY HIGHEST: 84 ON 5 GRTST 24HR 0.08 ON 5- 5 TO 1/4 MILE OR LESS LOWEST: 58 ON 4, 3 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 0.0 INCH 5 = HAIL GRTST 24HR 0.0 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: 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. 0 CLEAR (SCALE 0-3) 3 DPTR FM NORMAL -3 PTCLDY (SCALE 4-7) 2 TOTAL FM JUL 1 7 CLOUDY (SCALE 8-10) 0 DPTR FM NORMAL -5 [CDD (BASE 65) ] TOTAL THIS MO. 20 DPTR FM NORMAL -7 [PRESSURE DATA] TOTAL FM JAN 1 777 HIGHEST SLP M ON M DPTR FM NORMAL 50 LOWEST SLP 29.84 ON 4 [REMARKS]