WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
720
CXUS55 KBOU 220900
CF6BDU
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: BOULDER AIRPORT
MONTH: MAY
YEAR: 2025
LATITUDE: 40 2 N
LONGITUDE: 105 14 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 59 41 50 M 15 0 M M M 5.7 21 30 M M 9 27 30
2 64 37 51 M 14 0 M M M 2.3 6 170 M M 1 M M
3 77 39 58 M 7 0 M M M 3.1 10 60 M M 0 M M
4 75 45 60 M 5 0 M M M 4.8 15 140 M M 1 22 150
5 70 45 58 M 7 0 M M M 5.5 15 170 M M 5 29 140
6 50 43 47 M 18 0 M M M 4.7 9 250 M M 10 23 30
7 54 43 49 M 16 0 M M M 5.2 16 350 M M 8 24 360
8 68 39 54 M 11 0 M M M 2.9 9 260 M M 1 16 260
9 73 45 59 M 6 0 M M M 2.8 8 310 M M 1 M M
10 77 46 62 M 3 0 M M M 3.4 7 90 M M 0 M M
11 82 48 65 M 0 0 M M M 3.5 12 150 M M 1 22 150
12 86 52 69 M 0 4 M M M 4.5 8 250 M M 0 18 250
13 86 54 70 M 0 5 M M M 4.7 14 250 M M 0 20 250
14 70 43 57 M 8 0 M M M 7.7 18 260 M M 3 3 31 260
15 64 45 55 M 10 0 M M M 10.2 30 280 M M 2 52 280
16 70 45 58 M 7 0 M M M 9.7 28 300 M M 3 40 300
17 70 46 58 M 7 0 M M M 3.8 16 360 M M 2 M M
18 64 46 55 M 10 0 M M M 6.3 17 10 M M 4 25 260
19 64 50 57 M 8 0 M M M 8.2 17 240 M M 4 25 240
20 68 37 53 M 12 0 M M M 12.7 30 260 M M 0 39 260
21 77 41 59 M 6 0 M M M 6.4 15 310 M M 1 21 280
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SM 1468 930 170 9 M M 118.0 M 56
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AV 69.9 44.3 5.6 FASTST M M 3 MAX(MPH)
MISC ----> # 30 260 52 280
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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: BOULDER AIRPORT
MONTH: MAY
YEAR: 2025
LATITUDE: 40 2 N
LONGITUDE: 105 14 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 57.1 TOTAL FOR MONTH: M 1 = FOG OR MIST
DPTR FM NORMAL: 0.0 DPTR FM NORMAL: M 2 = FOG REDUCING VISIBILITY
HIGHEST: 86 ON 12,13 GRTST 24HR M ON M TO 1/4 MILE OR LESS
LOWEST: 37 ON 2,20 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: 0
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 0
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. 170 CLEAR (SCALE 0-3) 15
DPTR FM NORMAL M PTCLDY (SCALE 4-7) 4
TOTAL FM JUL 1 4841 CLOUDY (SCALE 8-10) 2
DPTR FM NORMAL M
[CDD (BASE 65) ]
TOTAL THIS MO. 9
DPTR FM NORMAL M [PRESSURE DATA]
TOTAL FM JAN 1 14 HIGHEST SLP M ON M
DPTR FM NORMAL M LOWEST SLP M ON M
[REMARKS]