WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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CXUS56 KTFX 011110
CF6HLN
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: HELENA MT
MONTH: OCTOBER
YEAR: 2025
LATITUDE: 46 35 N
LONGITUDE: 112 0 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 74 49 62 9 3 0 0.01 0.0 0 5.4 17 260 M M 6 25 230
2 71 45 58 6 7 0 0.01 0.0 0 4.6 18 170 M M 4 25 200
3 65 49 57 5 8 0 0.05 0.0 0 7.6 22 260 M M 6 31 270
4 60 41 51 0 14 0 0.19 0.0 0 6.9 18 280 M M 8 1 24 280
5 43 31 37 -14 28 0 0.15 0.0 0 8.7 16 330 M M 7 1 23 340
6 59 24 42 -8 23 0 0.00 0.0 0 3.8 17 270 M M 1 12 23 260
7 66 32 49 -1 16 0 0.00 0.0 0 3.5 15 90 M M 0 19 90
8 75 35 55 6 10 0 0.00 0.0 0 2.7 14 250 M M 0 8 21 220
9 68 38 53 4 12 0 0.00 0.0 0 4.0 12 260 M M 0 14 260
10 76 36 56 8 9 0 0.00 0.0 0 6.3 23 180 M M 0 32 190
11 62 46 54 6 11 0 0.09 0.0 0 6.7 21 280 M M 7 1 29 280
12 47 30 39 -8 26 0 0.57 2.6 0 8.9 20 360 M M 9 128 27 360
13 32 27 30 -17 35 0 0.20 1.5 4 8.3 12 300 M M 10 1 17 280
14 38 31 35 -11 30 0 0.03 0.1 2 3.9 8 250 M M 10 1 10 280
15 44 34 39 -7 26 0 0.00 0.0 0 3.1 10 250 M M 8 15 250
16 49 32 41 -4 24 0 0.00 0.0 0 7.5 20 260 M M 4 26 280
17 60 41 51 6 14 0 0.05 0.0 0 9.9 36 250 M M 5 54 250
18 54 35 45 1 20 0 0.00 0.0 0 7.6 22 260 M M 1 28 280
19 51 36 44 0 21 0 0.03 0.0 0 8.4 38 260 M M 6 52 260
20 52 39 46 2 19 0 0.00 0.0 0 14.2 35 290 M M 3 48 300
21 63 37 50 7 15 0 0.00 0.0 0 4.8 17 270 M M 2 25 270
22 60 30 45 2 20 0 0.00 0.0 0 2.0 8 230 M M 0 10 250
23 64 30 47 5 18 0 0.00 0.0 0 7.3 18 260 M M 0 26 250
24 64 34 49 7 16 0 0.00 0.0 0 2.7 12 250 M M 0 14 260
25 63 45 54 13 11 0 T 0.0 0 9.3 33 290 M M 1 51 300
26 51 30 41 0 24 0 T 0.0 0 8.1 32 270 M M 2 43 270
27 47 26 37 -3 28 0 0.01 T 0 12.3 35 270 M M 3 47 270
28 48 30 39 -1 26 0 0.00 0.0 0 5.6 17 270 M M 2 24 280
29 54 27 41 1 24 0 0.00 0.0 0 11.0 36 270 M M 3 52 270
30 51 31 41 2 24 0 0.00 0.0 0 4.8 12 240 M M 0 18 290
31 51 23 37 -2 28 0 0.00 0.0 0 2.3 9 90 M M 1 12 100
================================================================================
SM 1762 1074 590 0 1.39 4.2 202.2 M 109
================================================================================
AV 56.8 34.6 6.5 FASTST M M 4 MAX(MPH)
MISC ----> 38 260 54 250
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES
COLUMN 17 PEAK WIND IN M.P.H.
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2
STATION: HELENA MT
MONTH: OCTOBER
YEAR: 2025
LATITUDE: 46 35 N
LONGITUDE: 112 0 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 45.7 TOTAL FOR MONTH: 1.39 1 = FOG OR MIST
DPTR FM NORMAL: 0.2 DPTR FM NORMAL: 0.61 2 = FOG REDUCING VISIBILITY
HIGHEST: 76 ON 10 GRTST 24HR 0.71 ON 12-13 TO 1/4 MILE OR LESS
LOWEST: 23 ON 31 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: 4.2 INCHES 5 = HAIL
GRTST 24HR 2.6 ON 12-12 6 = FREEZING RAIN OR DRIZZLE
GRTST DEPTH: 4 ON 13 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: 1 0.01 INCH OR MORE: 12
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 4
MIN 32 OR BELOW: 15 0.50 INCH OR MORE: 1
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 590 CLEAR (SCALE 0-3) 17
DPTR FM NORMAL -13 PTCLDY (SCALE 4-7) 10
TOTAL FM JUL 1 688 CLOUDY (SCALE 8-10) 4
DPTR FM NORMAL -190
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 467 HIGHEST SLP 30.59 ON 28
DPTR FM NORMAL 34 LOWEST SLP 29.55 ON 25
[REMARKS]
#FINAL-10-25#