WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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CXUS56 KMTR 010900
CF6SFO
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: SAN FRANCISCO AIRPORT
MONTH: SEPTEMBER
YEAR: 2025
LATITUDE: 37 37 N
LONGITUDE: 122 23 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 76 57 67 2 0 2 0.00 M M 14.3 29 290 M M 2 18 34 290
2 77 59 68 3 0 3 0.00 M M 9.8 30 210 M M 2 18 38 200
3 73 58 66 1 0 1 0.00 M M 9.0 23 290 M M 3 8 30 300
4 70 58 64 -2 1 0 0.00 M M 12.9 24 270 M M 8 18 30 290
5 70 60 65 -1 0 0 0.00 M M 15.6 26 280 M M 8 1 33 280
6 73 62 68 2 0 3 0.00 M M 11.6 21 280 M M 6 27 280
7 76 62 69 3 0 4 0.00 M M 9.9 23 290 M M 6 28 290
8 78 61 70 4 0 5 T M M 7.6 20 210 M M 7 1 25 210
9 73 64 69 3 0 4 0.02 M M 8.1 16 240 M M 8 18 23 240
10 71 63 67 1 0 2 0.00 M M 9.8 17 260 M M 8 18 24 250
11 72 62 67 1 0 2 0.00 M M 12.7 24 270 M M 7 8 31 280
12 71 61 66 0 0 1 0.00 M M 11.8 25 270 M M 6 18 31 280
13 68 60 64 -2 1 0 0.00 M M 13.5 24 270 M M 7 34 270
14 74 60 67 1 0 2 0.00 M M 12.3 22 290 M M 5 28 290
15 82 58 70 4 0 5 0.00 M M 7.6 22 300 M M 2 18 28 290
16 74 60 67 1 0 2 0.00 M M 12.4 25 300 M M 1 8 30 300
17 81 57 69 4 0 4 0.00 M M 11.8 24 290 M M 4 18 30 290
18 70 60 65 0 0 0 0.02 M M 12.2 25 290 M M 7 18 35 280
19 72 60 66 1 0 1 0.00 M M 10.2 22 300 M M 5 18 27 300
20 72 62 67 2 0 2 0.00 M M 12.3 26 280 M M 4 18 33 290
21 73 59 66 1 0 1 0.00 M M 12.9 22 310 M M 4 8 27 310
22 80 58 69 4 0 4 0.00 M M 9.1 21 300 M M 1 18 27 300
23 91 61 76 11 0 11 0.00 M M 7.7 22 280 M M 0 8 27 280
24 80 65 73 8 0 8 T M M 6.2 16 290 M M 7 18 22 310
25 73 60 67 2 0 2 0.00 M M 12.4 26 270 M M 6 18 31 260
26 74 58 66 1 0 1 0.00 M M 9.5 24 300 M M 2 8 32 300
27 71 57 64 -1 1 0 0.00 M M 11.1 24 210 M M 2 8 32 230
28 70 62 66 1 0 1 0.00 M M 7.7 20 210 M M 9 26 200
29 74 62 68 3 0 3 0.03 M M 9.0 18 200 M M 9 18 25 180
30 74 63 69 4 0 4 T M M 10.3 21 210 M M 7 28 220
================================================================================
SM 2233 1809 3 78 0.07 M 321.3 M 153
================================================================================
AV 74.4 60.3 10.7 FASTST M M 5 MAX(MPH)
MISC ----> 30 210 38 200
================================================================================
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 FRANCISCO AIRPORT
MONTH: SEPTEMBER
YEAR: 2025
LATITUDE: 37 37 N
LONGITUDE: 122 23 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 67.4 TOTAL FOR MONTH: 0.07 1 = FOG OR MIST
DPTR FM NORMAL: 2.1 DPTR FM NORMAL: 0.00 2 = FOG REDUCING VISIBILITY
HIGHEST: 91 ON 23 GRTST 24HR 0.04 ON 8- 9 TO 1/4 MILE OR LESS
LOWEST: 57 ON 27,17 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: 3
MAX 90 OR ABOVE: 1 0.10 INCH OR MORE: 0
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. 3 CLEAR (SCALE 0-3) 8
DPTR FM NORMAL -43 PTCLDY (SCALE 4-7) 19
TOTAL FM JUL 1 93 CLOUDY (SCALE 8-10) 3
DPTR FM NORMAL -53
[CDD (BASE 65) ]
TOTAL THIS MO. 78
DPTR FM NORMAL 22 [PRESSURE DATA]
TOTAL FM JAN 1 128 HIGHEST SLP M ON M
DPTR FM NORMAL -38 LOWEST SLP 29.76 ON 26
[REMARKS]
#FINAL-09-25#