WFO Monthly/Daily Climate Data Issued by NWS
000
CXUS56 KMTR 011857
CF6SFO
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: SAN FRANCISCO AIRPORT
MONTH: DECEMBER
YEAR: 2020
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 62 44 53 1 12 0 0.00 M M 5.1 20 300 M M 5 128 23 300
2 66 44 55 3 10 0 0.00 M M 4.7 21 300 M M 4 8 24 290
3 61 47 54 2 11 0 0.00 M M 3.4 13 300 M M 4 18 15 300
4 61 45 53 1 12 0 0.00 M M 2.9 10 290 M M 1 8 12 290
5 61 44 53 1 12 0 0.00 M M 4.5 18 290 M M 3 18 21 290
6 62 46 54 2 11 0 0.00 M M 4.6 17 290 M M 5 18 19 290
7 73 46 60 8 5 0 0.00 M M 4.4 22 360 M M 1 25 360
8 72 46 59 8 6 0 0.00 M M 4.2 12 300 M M 1 8 14 310
9 66 46 56 5 9 0 0.00 M M 2.8 9 350 M M 6 18 11 360
10 62 47 55 4 10 0 0.00 M M 11.1 26 280 M M 4 8 30 280
11 60 50 55 4 10 0 0.29 M M 9.2 25 260 M M 8 18 32 260
12 60 51 56 5 9 0 0.02 M M 11.5 26 270 M M 8 1 34 270
13 60 50 55 4 10 0 0.39 M M 9.3 24 280 M M 8 18 30 280
14 58 45 52 1 13 0 0.00 M M 6.9 18 280 M M 2 18 20 290
15 58 46 52 2 13 0 0.00 M M 3.9 14 290 M M 6 8 15 290
16 58 45 52 2 13 0 0.00 M M 4.4 12 180 M M 6 18 14 180
17 58 48 53 3 12 0 0.44 M M 14.6 29 300 M M 5 18 34 300
18 63 42 53 3 12 0 0.00 M M 4.9 15 290 M M 0 17 300
19 61 42 52 2 13 0 0.00 M M 2.7 10 350 M M 2 8 12 350
20 62 42 52 2 13 0 0.00 M M 2.5 9 30 M M 2 8 11 30
21 58 43 51 1 14 0 0.00 M M 5.2 20 280 M M 2 18 23 290
22 60 48 54 4 11 0 0.00 M M 6.2 25 280 M M 3 31 280
23 60 42 51 1 14 0 0.00 M M 7.7 15 80 M M 5 18 70
24 56 44 50 0 15 0 0.00 M M 5.3 18 80 M M 7 8 20 80
25 64 45 55 5 10 0 0.16 M M 9.6 30 160 M M 8 18 40 150
26 61 49 55 5 10 0 0.00 M M 8.7 17 300 M M 6 22 290
27 57 46 52 2 13 0 T M M 4.7 17 60 M M 7 19 60
28 56 47 52 2 13 0 0.02 M M 9.2 17 130 M M 7 18 19 130
29 61 41 51 1 14 0 0.00 M M 4.3 14 300 M M 2 18 17 290
30 57 40 49 -1 16 0 0.04 M M 7.6 18 310 M M 7 18 23 290
31 60 47 54 4 11 0 0.03 M M 9.9 22 300 M M 4 8 28 290
================================================================================
SM 1894 1408 357 0 1.39 M 196.0 M 139
================================================================================
AV 61.1 45.4 6.3 FASTST M M 4 MAX(MPH)
MISC ----> 30 160 40 150
================================================================================
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: 2020
LATITUDE: 37 37 N
LONGITUDE: 122 23 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 53.3 TOTAL FOR MONTH: 1.39 1 = FOG OR MIST
DPTR FM NORMAL: 2.7 DPTR FM NORMAL: -2.64 2 = FOG REDUCING VISIBILITY
HIGHEST: 73 ON 7 GRTST 24HR 0.44 ON 17-17 TO 1/4 MILE OR LESS
LOWEST: 40 ON 30 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: 8
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 4
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. 357 CLEAR (SCALE 0-3) 10
DPTR FM NORMAL -89 PTCLDY (SCALE 4-7) 20
TOTAL FM JUL 1 755 CLOUDY (SCALE 8-10) 1
DPTR FM NORMAL -254
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 399 HIGHEST SLP 30.42 ON 19
DPTR FM NORMAL 235 LOWEST SLP 29.68 ON 28
[REMARKS]
#FINAL-12-20#