WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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000
CXUS56 KMTR 011100
CF6SFO
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: SAN FRANCISCO AIRPORT
MONTH: DECEMBER
YEAR: 2021
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 70 49 60 7 5 0 0.00 M M 3.0 10 130 M M 0 18 12 130
2 62 49 56 3 9 0 0.00 M M 4.9 18 300 M M 5 18 23 290
3 56 51 54 1 11 0 0.00 M M 4.0 9 180 M M 10 18 11 180
4 58 53 56 4 9 0 0.00 M M 6.3 18 290 M M 8 18 22 300
5 58 49 54 2 11 0 0.00 M M 5.6 17 290 M M 7 18 21 290
6 55 50 53 1 12 0 0.02 M M 4.2 12 30 M M 9 18 13 30
7 60 51 56 4 9 0 0.05 M M 5.3 22 300 M M 6 18 25 290
8 56 51 54 2 11 0 T M M 7.3 17 290 M M 9 18 20 290
9 57 46 52 0 13 0 0.01 M M 12.2 28 290 M M 4 8 33 290
10 57 42 50 -2 15 0 0.00 M M 3.9 14 290 M M 2 8 15 290
11 56 39 48 -4 17 0 0.00 M M 5.1 16 280 M M 5 19 310
12 56 48 52 0 13 0 0.70 M M 12.1 23 170 M M 10 18 31 160
13 61 46 54 3 11 0 3.14 M M 14.9 37 220 M M 10 18 46 210
14 52 43 48 -3 17 0 0.21 M M 10.4 23 280 M M 6 1 26 290
15 56 44 50 -1 15 0 0.36 M M 16.7 36 200 M M 8 18 47 190
16 57 48 53 2 12 0 0.28 M M 7.6 20 290 M M 6 18 23 290
17 55 43 49 -2 16 0 0.00 M M 5.8 14 290 M M 2 17 130
18 52 41 47 -4 18 0 0.00 M M 4.6 15 60 M M 4 18 17 50
19 50 41 46 -5 19 0 0.00 M M 4.6 15 80 M M 7 18 18 80
20 54 45 50 -1 15 0 0.00 M M 10.5 20 60 M M 8 8 21 70
21 52 42 47 -4 18 0 0.25 M M 8.3 20 70 M M 7 18 22 60
22 59 47 53 2 12 0 0.80 M M 6.3 18 190 M M 10 1 24 180
23 59 53 56 5 9 0 1.92 M M 9.4 26 200 M M 9 18 34 200
24 55 48 52 1 13 0 0.13 M M 10.9 23 280 M M 8 18 28 300
25 55 46 51 0 14 0 0.70 M M 13.5 29 230 M M 8 18 36 220
26 52 43 48 -3 17 0 0.06 M M 9.1 32 290 M M 8 8 39 280
27 52 45 49 -2 16 0 0.36 M M 12.6 26 310 M M 8 18 35 300
28 49 44 47 -4 18 0 T M M 7.7 16 290 M M 9 8 19 290
29 51 45 48 -3 17 0 0.82 M M 8.9 17 40 M M 9 1 19 40
30 53 45 49 -2 16 0 0.00 M M 8.7 16 290 M M 4 19 300
31 54 41 48 -3 17 0 0.00 M M 7.6 23 290 M M 2 27 280
================================================================================
SM 1729 1428 425 0 9.81 M 252.0 M 208
================================================================================
AV 55.8 46.1 8.1 FASTST M M 7 MAX(MPH)
MISC ----> 37 220 47 190
================================================================================
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: DECEMBER
YEAR: 2021
LATITUDE: 37 37 N
LONGITUDE: 122 23 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 50.9 TOTAL FOR MONTH: 9.81 1 = FOG OR MIST
DPTR FM NORMAL: -0.5 DPTR FM NORMAL: 5.67 2 = FOG REDUCING VISIBILITY
HIGHEST: 70 ON 1 GRTST 24HR 3.23 ON 12-13 TO 1/4 MILE OR LESS
LOWEST: 39 ON 11 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: 16
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 12
MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 6
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 2
[HDD (BASE 65) ]
TOTAL THIS MO. 425 CLEAR (SCALE 0-3) 4
DPTR FM NORMAL 3 PTCLDY (SCALE 4-7) 17
TOTAL FM JUL 1 790 CLOUDY (SCALE 8-10) 10
DPTR FM NORMAL -137
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 183 HIGHEST SLP 30.31 ON 17
DPTR FM NORMAL -18 LOWEST SLP 29.63 ON 13
[REMARKS]
#FINAL-12-21#