


WFO Monthly/Daily Climate Data
Issued by NWS Denver/Boulder, CO
Issued by NWS Denver/Boulder, CO
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690 CXUS55 KBOU 060900 CF6DEN PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: DENVER CO MONTH: APRIL YEAR: 2025 LATITUDE: 39 52 N LONGITUDE: 104 40 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 52 29 41 -5 24 0 0.08 0.3 0 10.4 30 10 M M 6 13 38 350 2 51 28 40 -6 25 0 0.00 0.0 0 10.4 29 300 M M 7 37 290 3 40 27 34 -12 31 0 0.13 1.0 0 7.2 22 100 M M 8 12 28 100 4 38 27 33 -13 32 0 T 0.1 1 11.7 25 30 M M 10 1 32 30 5 42 26 34 -12 31 0 T T T 5.1 13 350 M M 7 1 16 290 ================================================================================ SM 223 137 143 0 0.21 1.4 44.8 M 38 ================================================================================ AV 44.6 27.4 9.0 FASTST M M 8 MAX(MPH) MISC ----> 30 10 38 350 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: DENVER CO MONTH: APRIL YEAR: 2025 LATITUDE: 39 52 N LONGITUDE: 104 40 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 36.0 TOTAL FOR MONTH: 0.21 1 = FOG OR MIST DPTR FM NORMAL: -10.0 DPTR FM NORMAL: 0.02 2 = FOG REDUCING VISIBILITY HIGHEST: 52 ON 1 GRTST 24HR 0.13 ON 3- 3 TO 1/4 MILE OR LESS LOWEST: 26 ON 5 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 1.4 INCHES 5 = HAIL GRTST 24HR 1.0 ON 3- 3 6 = FREEZING RAIN OR DRIZZLE GRTST DEPTH: 1 ON 4 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: 2 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 1 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. 143 CLEAR (SCALE 0-3) 0 DPTR FM NORMAL 48 PTCLDY (SCALE 4-7) 4 TOTAL FM JUL 1 4674 CLOUDY (SCALE 8-10) 1 DPTR FM NORMAL -454 [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 29.23 ON 1 [REMARKS]