WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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CXUS56 KTFX 151330
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
================================================================================
SM 836 514 232 0 1.30 4.2 81.3 M 68
================================================================================
AV 59.7 36.7 5.8 FASTST M M 5 MAX(MPH)
MISC ----> 23 180 32 190
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES
COLUMN 17 PEAK WIND IN M.P.H.
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2
STATION: 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: 48.2 TOTAL FOR MONTH: 1.30 1 = FOG OR MIST
DPTR FM NORMAL: -1.3 DPTR FM NORMAL: 0.93 2 = FOG REDUCING VISIBILITY
HIGHEST: 76 ON 10 GRTST 24HR 0.71 ON 12-13 TO 1/4 MILE OR LESS
LOWEST: 24 ON 6 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: 9
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 4
MIN 32 OR BELOW: 6 0.50 INCH OR MORE: 1
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 232 CLEAR (SCALE 0-3) 5
DPTR FM NORMAL 15 PTCLDY (SCALE 4-7) 5
TOTAL FM JUL 1 330 CLOUDY (SCALE 8-10) 4
DPTR FM NORMAL -160
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 467 HIGHEST SLP M ON M
DPTR FM NORMAL 34 LOWEST SLP 29.58 ON 11
[REMARKS]