WFO Monthly/Daily Climate Data
Issued by NWS Missoula, MT
Issued by NWS Missoula, MT
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CXUS55 KMSO 270900
CF6BTM
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: BUTTE MT
MONTH: MAY
YEAR: 2026
LATITUDE: 45 57 N
LONGITUDE: 112 30 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 67 24 46 3 19 0 0.00 M M 3.0 10 260 M M 0 14 250
2 69 28 49 6 16 0 0.00 M M 4.9 17 340 M M 0 23 290
3 70 30 50 7 15 0 0.00 M M 6.5 18 310 M M 0 26 320
4 58 36 47 3 18 0 0.00 M M 8.5 20 20 M M 5 28 30
5 48 25 37 -7 28 0 0.00 M M 5.5 20 30 M M 7 18 27 20
6 65 22 44 0 21 0 T M M 8.0 24 290 M M 5 36 340
7 66 36 51 6 14 0 0.00 M M 8.0 21 310 M M 3 29 280
8 69 30 50 5 15 0 0.00 M M 7.8 21 290 M M 1 29 290
9 64 34 49 4 16 0 0.00 M M 5.7 16 320 M M 2 23 340
10 77 30 54 8 11 0 0.00 M M 5.6 17 270 M M 0 28 270
11 74 41 58 12 7 0 0.00 M M 8.2 22 300 M M 0 32 320
12 80 30 55 9 10 0 0.00 M M 5.1 14 300 M M 0 19 290
13 81 45 63 16 2 0 0.07 M M 10.2 41 190 M M 2 38 67 190
14 61 42 52 5 13 0 0.00 M M 13.4 28 270 M M 5 46 290
15 58 37 48 0 17 0 0.00 M M 7.4 17 280 M M 5 35 280
16 43 32 38 -10 27 0 T M M 4.6 5 340 M M 10 M M
17 43 25 34 -14 31 0 T M M 7.2 17 290 M M 7 29 360
18 46 27 37 -11 28 0 0.00 M M 5.5 14 310 M M 7 20 350
19 53 19 36 -13 29 0 T M M 6.3 26 310 M M 3 35 310
20 56 27 42 -7 23 0 0.15 M M 6.9 24 310 M M 7 18 36 310
21 53 34 44 -5 21 0 0.04 M M 6.7 16 340 M M 9 1 24 250
22 61 27 44 -6 21 0 0.00 M M 3.6 15 320 M M 3 21 300
23 69 34 52 2 13 0 0.00 M M 5.8 16 310 M M 3 23 10
24 76 34 55 5 10 0 0.00 M M 6.5 23 320 M M 0 31 290
25 77 35 56 6 9 0 T M M 6.9 33 190 M M 2 49 210
26 73 46 60 9 5 0 0.07 M M 7.3 32 160 M M 3 3 39 160
================================================================================
SM 1657 830 439 0 0.33 M 175.1 M 89
================================================================================
AV 63.7 31.9 6.7 FASTST M M 3 MAX(MPH)
MISC ----> 41 190 67 190
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES
COLUMN 17 PEAK WIND IN M.P.H.
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2
STATION: BUTTE MT
MONTH: MAY
YEAR: 2026
LATITUDE: 45 57 N
LONGITUDE: 112 30 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 47.8 TOTAL FOR MONTH: 0.33 1 = FOG OR MIST
DPTR FM NORMAL: 1.0 DPTR FM NORMAL: -1.24 2 = FOG REDUCING VISIBILITY
HIGHEST: 81 ON 13 GRTST 24HR 0.19 ON 20-21 TO 1/4 MILE OR LESS
LOWEST: 19 ON 19 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: 4
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 1
MIN 32 OR BELOW: 14 0.50 INCH OR MORE: 0
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 439 CLEAR (SCALE 0-3) 12
DPTR FM NORMAL -31 PTCLDY (SCALE 4-7) 12
TOTAL FM JUL 1 6991 CLOUDY (SCALE 8-10) 2
DPTR FM NORMAL -1778
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 0 HIGHEST SLP M ON M
DPTR FM NORMAL 0 LOWEST SLP 29.44 ON 13
[REMARKS]