National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
CXUS56 KSGX 011145
CF6ONT
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   ONTARIO INTL AIRPORT CA
                                          MONTH:     DECEMBER
                                          YEAR:      2021
                                          LATITUDE:   34  2 N
                                          LONGITUDE: 117 37 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  87  52  70  13   0   5 0.00    M    M  4.1 15 280   M    M   2        19 270
 2  74  49  62   5   3   0 0.00    M    M  4.8 16 280   M    M   2 18     19 280
 3  67  49  58   2   7   0 0.00    M    M  3.6 10 270   M    M   5 128    13 260
 4  63  45  54  -2  11   0 0.00    M    M  1.0  8 270   M    M   6 128    10 280
 5  70  41  56   0   9   0 0.00    M    M  1.7  9 270   M    M   4 128    12 240
 6  74  42  58   2   7   0 0.00    M    M  4.3 14 270   M    M   7 18     18 280
 7  61  50  56   0   9   0 0.02    M    M  2.3  9  60   M    M   7 18     12 330
 8  66  45  56   0   9   0 0.00    M    M  3.7 13 260   M    M   3 128    15 270
 9  55  49  52  -3  13   0 0.22    M    M  6.4 15 230   M    M   9 18     21 230
10  57  42  50  -5  15   0 0.00    M    M  2.0  8  20   M    M   4        12  20
11  66  38  52  -3  13   0 0.00    M    M  2.3  8 280   M    M   1        10 240
12  65  37  51  -4  14   0 0.00    M    M  2.7 12 270   M    M   1        16 270
13  55  41  48  -7  17   0 0.01    M    M  3.2  8 290   M    M   9 8      10 210
14  56  40  48  -7  17   0 2.04    M    M  8.5 37 260   M    M   9 1      44 260
15  53  36  45 -10  20   0 0.00    M    M  3.4  8 240   M    M   4 1      12 360
16  55  35  45 -10  20   0 0.00    M    M  2.4  9 260   M    M   5        16 220
17  64  41  53  -2  12   0 0.00    M    M  4.4 15 320   M    M   1        19 330
18  67  38  53  -2  12   0 0.00    M    M  2.7  9 340   M    M   1        11  30
19  67  39  53  -2  12   0 0.00    M    M  3.3 10 260   M    M   1        13 270
20  69  37  53  -2  12   0 0.00    M    M  1.0  7 310   M    M   6        10 220
21  67  47  57   2   8   0 0.00    M    M  1.8  6  40   M    M   9         9 210
22  67  45  56   1   9   0 0.00    M    M  2.4 10 290   M    M   8        13 240
23  57  50  54  -1  11   0 2.00    M    M  5.3 16  30   M    M  10 18     20  60
24  57  48  53  -2  12   0 0.78    M    M  5.9 18 250   M    M   9 1      33 250
25  54  45  50  -5  15   0 0.25    M    M  4.6 14 230   M    M   8 1      19 250
26  55  43  49  -6  16   0 0.16    M    M  6.0 16 250   M    M   6 12     21 260
27  51  39  45 -10  20   0 1.05    M    M  4.3 14 250   M    M   8 1      20 210
28  49  42  46  -9  19   0 0.05    M    M  3.9 12 210   M    M   8        15 220
29  51  41  46  -9  19   0 0.20    M    M  2.7  9 350   M    M   8 1      14  20
30  56  46  51  -4  14   0 0.58    M    M  5.8 13  30   M    M   9 1      17  40
31  60  43  52  -3  13   0 0.00    M    M  4.7 15 230   M    M   6 12     20 240
================================================================================
SM 1915 1335       388   5  7.36    M    115.2          M      176
================================================================================
AV 61.8 43.1                               3.7 FASTST   M    M   6    MAX(MPH)
                                 MISC ---->    37 260                 44 260
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2

                                          STATION:   ONTARIO INTL AIRPORT CA
                                          MONTH:     DECEMBER
                                          YEAR:      2021
                                          LATITUDE:   34  2 N
                                          LONGITUDE: 117 37 W

[TEMPERATURE DATA]      [PRECIPITATION DATA]       SYMBOLS USED IN COLUMN 16

AVERAGE MONTHLY: 52.4   TOTAL FOR MONTH:   7.36    1 = FOG OR MIST
DPTR FM NORMAL:  -2.8   DPTR FM NORMAL:    5.47    2 = FOG REDUCING VISIBILITY
HIGHEST:    87 ON  1    GRTST 24HR  2.57 ON 23-24      TO 1/4 MILE OR LESS
LOWEST:     35 ON 16                               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:  12
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   9
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   5
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   3

[HDD (BASE 65) ]
TOTAL THIS MO.   388    CLEAR  (SCALE 0-3)   7
DPTR FM NORMAL    84    PTCLDY (SCALE 4-7)  15
TOTAL FM JUL 1   438    CLOUDY (SCALE 8-10)  9
DPTR FM NORMAL   -25

[CDD (BASE 65) ]
TOTAL THIS MO.     5
DPTR FM NORMAL     3    [PRESSURE DATA]
TOTAL FM JAN 1  2373    HIGHEST SLP 30.27 ON 15
DPTR FM NORMAL   404    LOWEST  SLP 29.67 ON 31

[REMARKS]
#FINAL-12-21#