WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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CXUS56 KMTR 260900
CF6SFO
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: SAN FRANCISCO AIRPORT
MONTH: APRIL
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 57 49 53 -3 12 0 0.32 M M 15.9 30 280 M M 7 18 40 280
2 59 44 52 -4 13 0 0.00 M M 14.5 31 270 M M 3 8 39 280
3 61 44 53 -3 12 0 0.00 M M 10.0 23 290 M M 2 8 31 280
4 70 45 58 2 7 0 0.00 M M 8.8 26 270 M M 3 8 32 290
5 69 49 59 2 6 0 0.00 M M 9.5 25 290 M M 6 31 300
6 67 48 58 1 7 0 0.00 M M 9.2 22 280 M M 5 28 280
7 64 54 59 2 6 0 0.01 M M 9.0 21 270 M M 8 25 270
8 65 51 58 1 7 0 0.00 M M 11.2 24 280 M M 3 31 280
9 73 50 62 5 3 0 0.00 M M 9.2 23 290 M M 2 29 290
10 67 50 59 2 6 0 0.00 M M 15.4 30 270 M M 6 39 280
11 64 51 58 1 7 0 0.00 M M 19.6 36 270 M M 7 8 45 290
12 61 49 55 -2 10 0 0.00 M M 14.8 29 270 M M 3 18 36 260
13 78 47 63 6 2 0 0.00 M M 7.7 26 280 M M 1 18 32 280
14 67 50 59 2 6 0 0.00 M M 10.8 23 310 M M 3 18 28 290
15 65 51 58 1 7 0 0.00 M M 9.5 17 210 M M 7 8 24 240
16 62 53 58 1 7 0 0.00 M M 9.7 22 260 M M 8 8 27 270
17 61 51 56 -1 9 0 T M M 7.2 13 240 M M 8 18 18 200
18 64 51 58 0 7 0 0.00 M M 9.9 24 280 M M 5 18 30 300
19 65 49 57 -1 8 0 0.00 M M 9.1 21 280 M M 3 18 26 280
20 63 49 56 -2 9 0 0.00 M M 10.5 23 290 M M 6 1 32 290
21 70 48 59 1 6 0 0.00 M M 9.5 24 300 M M 3 18 31 300
22 68 49 59 1 6 0 0.00 M M 9.7 23 250 M M 6 18 31 250
23 58 51 55 -3 10 0 0.00 M M 14.3 22 270 M M 9 8 31 270
24 56 51 54 -4 11 0 0.00 M M 12.8 20 250 M M 10 8 27 280
25 60 50 55 -3 10 0 0.03 M M 9.3 17 260 M M 8 22 250
================================================================================
SM 1614 1234 194 0 0.36 M 277.1 M 132
================================================================================
AV 64.6 49.4 11.1 FASTST M M 5 MAX(MPH)
MISC ----> 36 270 45 290
================================================================================
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: APRIL
YEAR: 2025
LATITUDE: 37 37 N
LONGITUDE: 122 23 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 57.0 TOTAL FOR MONTH: 0.36 1 = FOG OR MIST
DPTR FM NORMAL: -0.2 DPTR FM NORMAL: -0.89 2 = FOG REDUCING VISIBILITY
HIGHEST: 78 ON 13 GRTST 24HR 0.32 ON 31- 1 TO 1/4 MILE OR LESS
LOWEST: 44 ON 3, 2 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: 0 0.10 INCH OR MORE: 1
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. 194 CLEAR (SCALE 0-3) 6
DPTR FM NORMAL -5 PTCLDY (SCALE 4-7) 15
TOTAL FM JUL 1 2043 CLOUDY (SCALE 8-10) 4
DPTR FM NORMAL -131
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 3 HIGHEST SLP M ON M
DPTR FM NORMAL 2 LOWEST SLP 29.88 ON 22
[REMARKS]