WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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CXUS56 KMFR 291030
CF6MHS
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: MT SHASTA CITY CA
MONTH: DECEMBER
YEAR: 2025
LATITUDE: 41 19 N
LONGITUDE: 122 19 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 51 26 39 3 26 0 0.00 M M 2.4 10 280 M M 0 18 19 280
2 50 30 40 4 25 0 0.00 M M 5.0 14 280 M M 0 25 280
3 47 26 37 1 28 0 0.00 M M 1.7 9 260 M M 0 18 16 270
4 52 27 40 4 25 0 T M M 3.0 14 270 M M 2 30 270
5 56 35 46 10 19 0 0.00 M M 2.4 12 270 M M 3 1 18 250
6 57 32 45 10 20 0 0.00 M M 2.5 10 320 M M 1 18 24 340
7 54 29 42 7 23 0 0.00 M M 0.4 6 280 M M 3 18 10 280
8 59 31 45 10 20 0 0.00 M M 0.7 8 270 M M 1 18 13 270
9 59 30 45 10 20 0 T M M 1.3 10 290 M M 0 18 20 280
10 59 32 46 11 19 0 0.00 M M 1.6 9 300 M M 0 18 18 290
11 56 29 43 8 22 0 0.00 M M 2.9 9 270 M M 0 18 18 280
12 54 28 41 6 24 0 0.00 M M 3.0 10 280 M M 0 18 18 280
13 66 28 47 13 18 0 0.00 M M 1.2 7 270 M M 0 18 11 110
14 61 28 45 11 20 0 0.00 M M 1.3 8 70 M M 1 18 15 80
15 58 35 47 13 18 0 T M M 1.1 8 110 M M 6 18 17 100
16 51 41 46 12 19 0 0.43 M M 1.7 10 110 M M 9 1 23 130
17 48 39 44 10 21 0 0.39 M M 1.3 10 80 M M 7 12 20 80
18 48 38 43 9 22 0 0.03 M M 5.3 12 110 M M 10 1 23 100
19 46 42 44 10 21 0 0.84 M M 4.7 12 110 M M 9 1 30 110
20 48 32 40 6 25 0 0.11 M M 3.3 10 80 M M 6 1 22 60
21 50 44 47 13 18 0 1.48 M M 5.5 13 70 M M 10 1 23 100
22 49 41 45 11 20 0 T M M 3.8 9 110 M M 5 20 110
23 47 37 42 8 23 0 1.40 M M 4.1 13 110 M M 10 1 29 120
24 48 34 41 7 24 0 2.78 M M 4.0 10 60 M M 9 1 29 110
25 42 34 38 4 27 0 2.41 M M 4.9 12 110 M M 10 1 40 90
26 36 32 34 -1 31 0 1.66 M M 4.2 10 70 M M 10 12 19 100
27 38 28 33 -2 32 0 0.00 M M 3.0 9 310 M M 3 22 330
28 42 25 34 -1 31 0 0.00 M M 1.9 9 280 M M 0 1 13 270
================================================================================
SM 1432 913 641 0 11.53 M 78.2 M 115
================================================================================
AV 51.1 32.6 2.8 FASTST M M 4 MAX(MPH)
MISC ----> # 14 280 40 90
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES
COLUMN 17 PEAK WIND IN M.P.H.
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2
STATION: MT SHASTA CITY CA
MONTH: DECEMBER
YEAR: 2025
LATITUDE: 41 19 N
LONGITUDE: 122 19 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 41.9 TOTAL FOR MONTH: 11.53 1 = FOG OR MIST
DPTR FM NORMAL: 7.2 DPTR FM NORMAL: 5.52 2 = FOG REDUCING VISIBILITY
HIGHEST: 66 ON 13 GRTST 24HR 3.05 ON 23-24 TO 1/4 MILE OR LESS
LOWEST: 25 ON 28 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: 10
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 9
MIN 32 OR BELOW: 17 0.50 INCH OR MORE: 6
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 5
[HDD (BASE 65) ]
TOTAL THIS MO. 641 CLEAR (SCALE 0-3) 16
DPTR FM NORMAL -205 PTCLDY (SCALE 4-7) 4
TOTAL FM JUL 1 1821 CLOUDY (SCALE 8-10) 8
DPTR FM NORMAL -369
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 434 HIGHEST SLP M ON M
DPTR FM NORMAL 125 LOWEST SLP 29.33 ON 24
[REMARKS]