WFO Monthly/Daily Climate Data
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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CXUS51 KBOX 240910
CF6BOS
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: BOSTON MA
MONTH: DECEMBER
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 44 28 36 -4 29 0 T 0.0 M 12.1 23 290 M M 4 36 300
2 37 28 33 -7 32 0 0.67 T M 10.8 26 10 M M 9 1 35 20
3 38 32 35 -4 30 0 0.03 T M 10.6 20 320 M M 7 1 29 310
4 40 18 29 -10 36 0 T T M 16.6 39 280 M M 7 54 280
5 29 12 21 -18 44 0 0.00 0.0 M 8.3 23 320 M M 4 32 310
6 39 28 34 -4 31 0 0.01 T M 5.9 15 260 M M 7 1 23 240
7 41 31 36 -2 29 0 0.00 0.0 M 7.6 17 240 M M 7 26 250
8 36 17 27 -11 38 0 T T M 14.8 26 300 M M 4 39 290
9 32 14 23 -15 42 0 T T M 9.3 17 200 M M 5 23 200
10 49 32 41 4 24 0 0.04 0.0 M 14.1 26 200 M M 9 39 190
11 40 25 33 -4 32 0 0.00 0.0 M 20.9 36 270 M M 3 49 280
12 36 22 29 -8 36 0 0.00 0.0 M 17.3 31 280 M M 1 44 280
13 37 27 32 -4 33 0 0.00 0.0 M 10.6 16 220 M M 7 31 250
14 35 18 27 -9 38 0 0.07 1.3 M 11.3 26 310 M M 10 1 39 330
15 25 14 20 -16 45 0 0.00 0.0 M 16.1 25 300 M M 4 36 290
16 36 23 30 -6 35 0 0.00 0.0 M 9.6 17 220 M M 6 26 250
17 47 28 38 3 27 0 0.00 0.0 M 16.1 26 220 M M 4 34 210
18 48 29 39 4 26 0 0.00 0.0 M 6.9 14 180 M M 3 19 260
19 59 36 48 13 17 0 0.46 0.0 M 18.4 46 170 M M 10 1 64 170
20 38 32 35 0 30 0 0.00 0.0 M 12.9 32 270 M M 6 48 260
21 47 32 40 6 25 0 0.00 0.0 M 17.0 28 280 M M 7 39 270
22 33 25 29 -5 36 0 0.00 0.0 M 11.4 23 300 M M 3 34 300
23 38 30 34 0 31 0 0.20 T M 6.7 12 150 M M 10 1 15 210
================================================================================
SM 904 581 746 0 1.48 1.3 285.3 M 137
================================================================================
AV 39.3 25.3 12.4 FASTST M M 6 MAX(MPH)
MISC ----> 46 170 64 170
================================================================================
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: DECEMBER
YEAR: 2025
LATITUDE: 42 22 N
LONGITUDE: 71 2 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 32.3 TOTAL FOR MONTH: 1.48 1 = FOG OR MIST
DPTR FM NORMAL: -4.5 DPTR FM NORMAL: -1.80 2 = FOG REDUCING VISIBILITY
HIGHEST: 59 ON 19 GRTST 24HR 0.70 ON 2- 3 TO 1/4 MILE OR LESS
LOWEST: 12 ON 5 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: 1.3 INCHES 5 = HAIL
GRTST 24HR 1.3 ON 14-14 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: 3 0.01 INCH OR MORE: 7
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 3
MIN 32 OR BELOW: 22 0.50 INCH OR MORE: 1
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 746 CLEAR (SCALE 0-3) 3
DPTR FM NORMAL 95 PTCLDY (SCALE 4-7) 15
TOTAL FM JUL 1 1683 CLOUDY (SCALE 8-10) 5
DPTR FM NORMAL 18
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 865 HIGHEST SLP M ON M
DPTR FM NORMAL 65 LOWEST SLP 29.15 ON 19
[REMARKS]