


WFO Monthly/Daily Climate Data
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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475 CXUS51 KBOX 070810 CF6BDL PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: HARTFORD CT MONTH: SEPTEMBER YEAR: 2025 LATITUDE: 41 55 N LONGITUDE: 72 41 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 75 52 64 -6 1 0 0.00 0.0 0 3.8 9 20 M M 8 13 360 2 79 50 65 -4 0 0 0.00 0.0 0 4.3 12 180 M M 3 1 15 180 3 79 49 64 -5 1 0 0.00 0.0 0 4.4 16 170 M M 1 20 170 4 81 51 66 -3 0 1 0.01 0.0 0 8.9 23 160 M M 4 1 29 160 5 84 64 74 5 0 9 0.40 0.0 0 8.4 18 190 M M 7 1 28 200 6 86 62 74 6 0 9 0.58 0.0 0 7.4 28 190 M M 8 13 38 180 ================================================================================ SM 484 328 2 19 0.99 0.0 37.2 M 31 ================================================================================ AV 80.7 54.7 6.2 FASTST M M 5 MAX(MPH) MISC ----> 28 190 38 180 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: HARTFORD CT MONTH: SEPTEMBER YEAR: 2025 LATITUDE: 41 55 N LONGITUDE: 72 41 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 67.7 TOTAL FOR MONTH: 0.99 1 = FOG OR MIST DPTR FM NORMAL: -1.3 DPTR FM NORMAL: 0.24 2 = FOG REDUCING VISIBILITY HIGHEST: 86 ON 6 GRTST 24HR 0.58 ON 6- 6 TO 1/4 MILE OR LESS LOWEST: 49 ON 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: 0 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: 3 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 2 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 1 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 2 CLEAR (SCALE 0-3) 2 DPTR FM NORMAL -4 PTCLDY (SCALE 4-7) 4 TOTAL FM JUL 1 21 CLOUDY (SCALE 8-10) 0 DPTR FM NORMAL 7 [CDD (BASE 65) ] TOTAL THIS MO. 19 DPTR FM NORMAL -9 [PRESSURE DATA] TOTAL FM JAN 1 790 HIGHEST SLP M ON M DPTR FM NORMAL 37 LOWEST SLP 29.80 ON 6 [REMARKS]