WFO Monthly/Daily Climate Data
Issued by NWS Denver/Boulder, CO
Issued by NWS Denver/Boulder, CO
631
CXUS55 KBOU 220900
CF6DEN
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: DENVER CO
MONTH: MAY
YEAR: 2025
LATITUDE: 39 52 N
LONGITUDE: 104 40 W
TEMPERATURE IN F: :PCPN: SNOW: WIND :SUNSHINE: SKY :PK WND
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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
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1 63 40 52 0 13 0 0.07 0.0 0 7.9 31 10 M M 9 13 39 20
2 66 36 51 -1 14 0 0.00 0.0 0 9.6 18 30 M M 3 26 330
3 77 39 58 6 7 0 0.00 0.0 0 9.7 21 180 M M 1 28 180
4 80 42 61 8 4 0 0.00 0.0 0 15.4 32 150 M M 5 42 150
5 68 45 57 4 8 0 T 0.0 0 19.9 38 150 M M 7 49 150
6 49 33 41 -12 24 0 0.48 0.0 0 10.9 26 100 M M 9 13 35 100
7 56 43 50 -4 15 0 0.48 0.0 0 7.4 18 310 M M 9 13 22 300
8 68 36 52 -2 13 0 0.00 0.0 0 8.0 16 130 M M 3 20 110
9 73 43 58 3 7 0 0.00 0.0 0 6.1 14 10 M M 4 20 40
10 78 45 62 7 3 0 0.00 0.0 0 9.6 24 180 M M 1 34 180
11 84 46 65 10 0 0 T 0.0 0 11.5 38 210 M M 4 3 49 210
12 86 54 70 14 0 5 0.00 0.0 0 10.5 21 120 M M 3 28 130
13 85 54 70 14 0 5 0.00 0.0 0 10.3 17 220 M M 5 22 210
14 73 42 58 1 7 0 0.17 0.0 0 14.8 44 320 M M 4 13 59 330
15 69 45 57 0 8 0 0.00 0.0 0 20.0 36 300 M M 4 47 300
16 71 44 58 0 7 0 0.00 0.0 0 11.5 26 270 M M 5 35 260
17 73 44 59 1 6 0 T 0.0 0 9.9 21 160 M M 8 3 29 40
18 66 44 55 -3 10 0 0.17 0.0 0 8.6 30 330 M M 7 13X 42 320
19 62 39 51 -8 14 0 0.01 0.0 0 8.9 21 160 M M 7 3 26 150
20 71 35 53 -6 12 0 0.00 0.0 0 12.1 30 310 M M 3 42 330
21 76 40 58 -2 7 0 0.00 0.0 0 9.1 23 70 M M 5 31 70
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SM 1494 889 179 10 1.38 0.0 231.7 M 106
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AV 71.1 42.3 11.0 FASTST M M 5 MAX(MPH)
MISC ----> 44 320 59 330
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NOTES:
# LAST OF SEVERAL OCCURRENCES
COLUMN 17 PEAK WIND IN M.P.H.
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2
STATION: DENVER CO
MONTH: MAY
YEAR: 2025
LATITUDE: 39 52 N
LONGITUDE: 104 40 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 56.7 TOTAL FOR MONTH: 1.38 1 = FOG OR MIST
DPTR FM NORMAL: 1.2 DPTR FM NORMAL: -0.07 2 = FOG REDUCING VISIBILITY
HIGHEST: 86 ON 12 GRTST 24HR 0.88 ON 6- 7 TO 1/4 MILE OR LESS
LOWEST: 33 ON 6 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: 0.0 INCH 5 = HAIL
GRTST 24HR 0.0 6 = FREEZING RAIN OR DRIZZLE
GRTST DEPTH: 0 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: 6
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 4
MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 0
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 179 CLEAR (SCALE 0-3) 6
DPTR FM NORMAL -34 PTCLDY (SCALE 4-7) 12
TOTAL FM JUL 1 5174 CLOUDY (SCALE 8-10) 3
DPTR FM NORMAL -589
[CDD (BASE 65) ]
TOTAL THIS MO. 10
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 14 HIGHEST SLP M ON M
DPTR FM NORMAL 3 LOWEST SLP 29.29 ON 13
[REMARKS]