


WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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809 CXUS55 KBOU 090900 CF6BDU PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: BOULDER AIRPORT MONTH: MARCH YEAR: 2025 LATITUDE: 40 2 N LONGITUDE: 105 14 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 66 32 49 M 16 0 M M M 2.2 6 250 M M 0 M M 2 66 34 50 M 15 0 M M M 1.5 5 260 M M 0 M M 3 64 36 50 M 15 0 M M M 7.0 25 350 M M 4 35 350 4 48 34 41 M 24 0 M M M 11.8 26 20 M M 5 33 20 5 55 23 39 M 26 0 M M M 3.5 8 110 M M 2 M M 6 45 32 39 M 26 0 M M M 4.0 12 10 M M 8 1 21 10 7 34 28 31 M 34 0 M M M 4.3 9 20 M M 9 M M 8 54 23 39 M 26 0 M M M 3.1 8 360 M M 0 M M ================================================================================ SM 432 242 182 0 M M 37.3 M 28 ================================================================================ AV 54.0 30.3 4.7 FASTST M M 4 MAX(MPH) MISC ----> 26 20 35 350 ================================================================================ 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: MARCH YEAR: 2025 LATITUDE: 40 2 N LONGITUDE: 105 14 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 42.1 TOTAL FOR MONTH: M 1 = FOG OR MIST DPTR FM NORMAL: 0.0 DPTR FM NORMAL: M 2 = FOG REDUCING VISIBILITY HIGHEST: 66 ON 1, 2 GRTST 24HR M ON M TO 1/4 MILE OR LESS LOWEST: 23 ON 5, 8 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: 5 0.50 INCH OR MORE: 0 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 182 CLEAR (SCALE 0-3) 4 DPTR FM NORMAL M PTCLDY (SCALE 4-7) 2 TOTAL FM JUL 1 3899 CLOUDY (SCALE 8-10) 2 DPTR FM NORMAL M [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL M [PRESSURE DATA] TOTAL FM JAN 1 0 HIGHEST SLP M ON M DPTR FM NORMAL M LOWEST SLP M ON M [REMARKS]