


WFO Monthly/Daily Climate Data
Issued by NWS Boston, MA
Issued by NWS Boston, MA
431 CXUS51 KBOX 030810 CF6BOS PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: BOSTON MA MONTH: APRIL 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 59 36 48 5 17 0 0.27 0.0 M 16.7 29 310 M M 5 1 41 320 2 39 31 35 -9 30 0 0.07 T M 12.7 25 330 M M 7 4 35 320 ================================================================================ SM 98 67 47 0 0.34 T 29.4 M 12 ================================================================================ AV 49.0 33.5 14.7 FASTST M M 6 MAX(MPH) MISC ----> 29 310 41 320 ================================================================================ 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: APRIL YEAR: 2025 LATITUDE: 42 22 N LONGITUDE: 71 2 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 41.3 TOTAL FOR MONTH: 0.34 1 = FOG OR MIST DPTR FM NORMAL: -2.2 DPTR FM NORMAL: 0.09 2 = FOG REDUCING VISIBILITY HIGHEST: 59 ON 1 GRTST 24HR 0.50 ON 31- 1 TO 1/4 MILE OR LESS LOWEST: 31 ON 2 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: T 5 = HAIL GRTST 24HR T ON 2- 2 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: 1 0.50 INCH OR MORE: 0 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 47 CLEAR (SCALE 0-3) 0 DPTR FM NORMAL 3 PTCLDY (SCALE 4-7) 2 TOTAL FM JUL 1 4503 CLOUDY (SCALE 8-10) 0 DPTR FM NORMAL -307 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] TOTAL FM JAN 1 0 HIGHEST SLP M ON M DPTR FM NORMAL 0 LOWEST SLP 29.49 ON 1 [REMARKS]