WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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CXUS52 TJSJ 161349
CF6JSJ
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: SAN JUAN AREA/PR
MONTH: JANUARY
YEAR: 2026
LATITUDE: 18 25 N
LONGITUDE: 66 0 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 83 74 79 1 0 14 0.00 M M 3.1 12 60 M M 5 8 18 60
2 85 72 79 1 0 14 0.00 M M 3.9 18 100 M M 4 25 100
3 84 71 78 0 0 13 0.00 M M 3.6 17 70 M M 3 23 80
4 88 73 81 3 0 16 0.00 M M 3.9 15 140 M M 4 23 130
5 84 74 79 1 0 14 0.06 M M 4.9 16 10 M M 5 1 27 20
6 83 74 79 1 0 14 0.00 M M 7.0 15 20 M M 5 29 50
7 82 70 76 -2 0 11 0.11 M M 4.3 12 60 M M 4 22 20
8 83 72 78 0 0 13 0.00 M M 4.2 13 60 M M 4 21 360
9 84 72 78 0 0 13 T M M 5.2 16 70 M M 3 23 50
10 84 73 79 1 0 14 0.03 M M 6.3 18 70 M M 4 1 23 30
11 84 74 79 1 0 14 0.05 M M 5.5 17 70 M M 4 18 27 50
12 84 73 79 1 0 14 0.00 M M 5.9 17 60 M M 4 24 60
13 82 72 77 -1 0 12 0.23 M M 3.5 12 30 M M 4 18 19 180
14 85 71 78 0 0 13 0.19 M M 5.5 18 90 M M 5 1 24 90
15 87 73 80 2 0 15 0.01 M M 3.9 15 150 M M 4 22 150
================================================================================
SM 1262 1088 0 204 0.68 M 70.7 M 62
================================================================================
AV 84.1 72.5 4.7 FASTST M M 4 MAX(MPH)
MISC ----> # 18 100 29 50
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES
COLUMN 17 PEAK WIND IN M.P.H.
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2
STATION: SAN JUAN AREA/PR
MONTH: JANUARY
YEAR: 2026
LATITUDE: 18 25 N
LONGITUDE: 66 0 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 78.3 TOTAL FOR MONTH: 0.68 1 = FOG OR MIST
DPTR FM NORMAL: 0.3 DPTR FM NORMAL: -1.42 2 = FOG REDUCING VISIBILITY
HIGHEST: 88 ON 4 GRTST 24HR 0.49 ON 5- 6 TO 1/4 MILE OR LESS
LOWEST: 70 ON 7 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: M 5 = HAIL
GRTST 24HR M ON M 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: 7
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 3
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) 2
DPTR FM NORMAL 0 PTCLDY (SCALE 4-7) 13
TOTAL FM JUL 1 0 CLOUDY (SCALE 8-10) 0
DPTR FM NORMAL 0
[CDD (BASE 65) ]
TOTAL THIS MO. 204
DPTR FM NORMAL 14 [PRESSURE DATA]
TOTAL FM JAN 1 204 HIGHEST SLP M ON M
DPTR FM NORMAL 14 LOWEST SLP 29.89 ON 5
[REMARKS]