WFO Monthly/Daily Climate Data
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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661 CXUS51 KBOX 010810 CF6BOS PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: BOSTON MA MONTH: APRIL YEAR: 2021 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 58 35 47 4 18 0 0.92 T M 14.9 26 310 M M 9 14 39 310 2 41 29 35 -8 30 0 0.00 0.0 M 13.1 23 320 M M 4 31 310 3 50 30 40 -4 25 0 0.00 0.0 M 8.1 20 290 M M 2 28 310 4 62 33 48 4 17 0 0.00 0.0 M 10.8 25 320 M M 1 34 330 5 58 47 53 9 12 0 0.00 0.0 M 16.5 31 330 M M 8 40 330 6 61 46 54 9 11 0 0.00 0.0 M 8.0 17 90 M M 7 24 320 7 58 46 52 7 13 0 0.00 0.0 M 6.9 18 60 M M 5 23 60 8 56 45 51 5 14 0 0.00 0.0 M 9.2 18 90 M M 4 21 90 9 59 44 52 6 13 0 0.00 0.0 M 9.2 21 110 M M 3 24 110 10 78 48 63 17 2 0 0.00 0.0 M 9.8 21 220 M M 5 27 240 11 60 45 53 6 12 0 0.00 0.0 M 13.7 22 60 M M 9 28 50 12 51 43 47 0 18 0 T 0.0 M 13.0 25 50 M M 9 18 32 60 13 58 44 51 4 14 0 0.00 0.0 M 10.3 23 30 M M 7 30 10 14 51 46 49 1 16 0 T 0.0 M 9.4 17 110 M M 6 20 100 15 54 42 48 0 17 0 0.22 0.0 M 13.0 22 100 M M 9 1 25 100 16 45 35 40 -8 25 0 1.60 0.1 M 19.6 33 10 M M 10 14 44 350 17 51 39 45 -4 20 0 0.08 0.0 M 11.0 21 350 M M 10 1 27 330 18 63 44 54 5 11 0 0.00 0.0 M 8.1 22 270 M M 8 30 270 19 63 48 56 7 9 0 0.01 0.0 M 7.6 21 240 M M 5 25 240 20 76 51 64 14 1 0 T 0.0 M 11.6 28 240 M M 4 35 240 21 72 38 55 5 10 0 0.24 0.0 M 14.9 31 210 M M 6 13 39 290 22 47 34 41 -9 24 0 0.00 0.0 M 20.1 31 280 M M 4 41 280 23 60 38 49 -2 16 0 0.00 0.0 M 17.1 31 270 M M 2 40 280 24 74 50 62 11 3 0 0.00 0.0 M 12.2 22 220 M M 4 26 260 25 57 50 54 3 11 0 0.11 0.0 M 7.7 16 360 M M 9 1 19 360 26 57 47 52 0 13 0 0.00 0.0 M 15.3 28 320 M M 2 39 310 27 69 45 57 5 8 0 0.00 0.0 M 10.8 21 260 M M 8 26 260 28 60 49 55 3 10 0 0.22 0.0 M 6.9 14 360 M M 9 17 310 29 50 48 49 -4 16 0 0.89 0.0 M 6.2 14 40 M M 10 12 16 40 30 65 43 54 1 11 0 0.15 0.0 M 17.7 38 270 M M 8 1 48 260 ================================================================================ SM 1764 1282 420 0 4.44 0.1 352.7 M 187 ================================================================================ AV 58.8 42.7 11.8 FASTST M M 6 MAX(MPH) MISC ----> 38 270 48 260 ================================================================================ 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: 2021 LATITUDE: 42 22 N LONGITUDE: 71 2 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 50.8 TOTAL FOR MONTH: 4.44 1 = FOG OR MIST DPTR FM NORMAL: 2.7 DPTR FM NORMAL: 0.70 2 = FOG REDUCING VISIBILITY HIGHEST: 78 ON 10 GRTST 24HR 1.60 ON 16-16 TO 1/4 MILE OR LESS LOWEST: 29 ON 2 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 0.1 INCH 5 = HAIL GRTST 24HR 0.1 ON 16-16 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: 10 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 8 MIN 32 OR BELOW: 2 0.50 INCH OR MORE: 3 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 1 [HDD (BASE 65) ] TOTAL THIS MO. 420 CLEAR (SCALE 0-3) 5 DPTR FM NORMAL -90 PTCLDY (SCALE 4-7) 14 TOTAL FM JUL 1 4901 CLOUDY (SCALE 8-10) 11 DPTR FM NORMAL -480 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL -3 [PRESSURE DATA] TOTAL FM JAN 1 0 HIGHEST SLP 30.30 ON 3 DPTR FM NORMAL -3 LOWEST SLP 29.22 ON 30 [REMARKS] #FINAL-04-21#