{"station":{"icao":"KDEN","cliId":"DEN","pil":"CLIDEN","city":{"slug":"denver","name":"덴버","country":"United States"},"timezone":"America/Denver","feed":"https://api.weather.gov/products/types/CLI/locations/DEN","html":"https://weathermarket.io/nws-cli/KDEN","json":"https://weathermarket.io/api/nws-cli/KDEN"},"stationToday":"2026-11-14","day":{"date":"2026-09-21","status":"issued","note":"Final CLI issued - values.nwsOfficial carries the official daily values (metric here; official.issued.asReported keeps the °F / inch / mph exactly as printed).","settlement":{"tmaxF":75,"tminF":51,"precipIn":0,"precipTrace":false,"tmax":23.89,"tmin":10.56,"precip":0,"issuedAt":"2026-09-22T07:39:00.000Z","productId":"iem:CDUS45-KBOU-220739:DEN:2026-09-21:final","corrected":false,"reissues":0,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIDEN&e=202609220739"},"issues":[{"kind":"interim","asOfLocal":"0600 AM","issuedAt":"2026-09-21T12:31:00.000Z","issuedLocal":"631 AM MDT MON SEP 21 2026","office":"KBOU","wmoHeader":"CDUS45 KBOU 211231","productId":"iem:CDUS45-KBOU-211231:DEN:2026-09-21:interim","source":"iem-afos","corrected":false,"tmaxF":55,"tmaxTimeLocal":"455 AM","tminF":52,"tminTimeLocal":"428 AM","precipIn":0,"precipTrace":false,"snowIn":null,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIDEN&e=202609211231","parseProblems":[],"rawTextSha256":"3f06a8bca0ebe9a8ab47c77492db5230edf8c437670ad6be276ff820bed93edd","rawText":"CDUS45 KBOU 211231\nCLIDEN\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE DENVER/BOULDER\n631 AM MDT MON SEP 21 2026\n\n...................................\n\n...THE DENVER CO CLIMATE SUMMARY FOR SEPTEMBER 21 2026...\nVALID AS OF 0600 AM LOCAL TIME.\n\nCLIMATE NORMAL PERIOD 1991 TO 2020\nCLIMATE RECORD PERIOD 1872 TO 2026\n\n\nWEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST \n VALUE (LST) VALUE VALUE FROM YEAR \n NORMAL \n...................................................................\nTEMPERATURE (F) \n TODAY \n MAXIMUM 55 455 AM 92 2017 78 -23 80 \n MINIMUM 52 428 AM 27 1995 48 4 49 \n AVERAGE 54 63 -9 65 \n\nPRECIPITATION (IN) \n TODAY 0.00 2.70 1902 0.04 -0.04 \n MONTH TO DATE 1.04 0.93 0.11 \n SINCE JAN 1 8.28 12.08 -3.80 \n\n...................................................................\n\n\nWIND (MPH) \n HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (170) \n HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION S (170) \n AVERAGE WIND SPEED 4.6 \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 96 100 AM \n LOWEST 89 500 AM \n AVERAGE 93 \n\n..........................................................\n\n\nTHE DENVER CO CLIMATE NORMALS FOR TOMORROW\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 77 89 1953 \n MINIMUM TEMPERATURE (F) 48 27 1895 \n\n\nSUNRISE AND SUNSET \nSEPTEMBER 21 2026.....SUNRISE 645 AM MDT SUNSET 657 PM MDT \nSEPTEMBER 22 2026.....SUNRISE 646 AM MDT SUNSET 656 PM MDT \n\n\n- INDICATES NEGATIVE NUMBERS.\nR INDICATES RECORD WAS SET OR TIED.\nMM INDICATES DATA IS MISSING.\nT INDICATES TRACE AMOUNT.\n\n\n\n\n$$"},{"kind":"interim","asOfLocal":"0400 PM","issuedAt":"2026-09-21T22:32:00.000Z","issuedLocal":"432 PM MDT MON SEP 21 2026","office":"KBOU","wmoHeader":"CDUS45 KBOU 212232","productId":"iem:CDUS45-KBOU-212232:DEN:2026-09-21:interim","source":"iem-afos","corrected":false,"tmaxF":75,"tmaxTimeLocal":"239 PM","tminF":51,"tminTimeLocal":"625 AM","precipIn":0,"precipTrace":false,"snowIn":null,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIDEN&e=202609212232","parseProblems":[],"rawTextSha256":"8ccde6cbedb48404b04a7104ae01bf4dc19c7d6a013189e443591fbb51b17a88","rawText":"CDUS45 KBOU 212232\nCLIDEN\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE DENVER/BOULDER\n432 PM MDT MON SEP 21 2026\n\n...................................\n\n...THE DENVER CO CLIMATE SUMMARY FOR SEPTEMBER 21 2026...\nVALID TODAY AS OF 0400 PM LOCAL TIME.\n\nCLIMATE NORMAL PERIOD 1991 TO 2020\nCLIMATE RECORD PERIOD 1872 TO 2026\n\n\nWEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST \n VALUE (LST) VALUE VALUE FROM YEAR \n NORMAL \n...................................................................\nTEMPERATURE (F) \n TODAY \n MAXIMUM 75 239 PM 92 2017 78 -3 80 \n MINIMUM 51 625 AM 27 1995 48 3 49 \n AVERAGE 63 63 0 65 \n\nPRECIPITATION (IN) \n TODAY 0.00 2.70 1902 0.04 -0.04 0.00 \n MONTH TO DATE 1.04 0.93 0.11 0.41 \n SINCE OCT 1 8.84 14.06 -5.22 15.64 \n SINCE JAN 1 8.28 12.08 -3.80 13.51 \n\nDEGREE DAYS \n HEATING \n TODAY 2 5 -3 0 \n MONTH TO DATE 7 51 -44 34 \n SINCE SEP 1 7 51 -44 34 \n SINCE JUL 1 9 64 -55 34 \n\n COOLING \n TODAY 0 2 -2 0 \n MONTH TO DATE 145 88 57 59 \n SINCE SEP 1 145 88 57 59 \n SINCE JAN 1 1136 831 305 836 \n...................................................................\n\n\nWIND (MPH) \n HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (90) \n HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (80) \n AVERAGE WIND SPEED 4.3 \n\n\nSKY COVER \n POSSIBLE SUNSHINE MM \n AVERAGE SKY COVER 0.5 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED TODAY. \n FOG \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 96 100 AM \n LOWEST 34 200 PM \n AVERAGE 65 \n\n..........................................................\n\n\nTHE DENVER CO CLIMATE NORMALS FOR TOMORROW\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 77 89 1953 \n MINIMUM TEMPERATURE (F) 48 27 1895 \n\n\nSUNRISE AND SUNSET \nSEPTEMBER 21 2026.....SUNRISE 645 AM MDT SUNSET 657 PM MDT \nSEPTEMBER 22 2026.....SUNRISE 646 AM MDT SUNSET 656 PM MDT \n\n\n- INDICATES NEGATIVE NUMBERS.\nR INDICATES RECORD WAS SET OR TIED.\nMM INDICATES DATA IS MISSING.\nT INDICATES TRACE AMOUNT.\n\n\n\n\n$$"},{"kind":"interim","asOfLocal":"0500 PM","issuedAt":"2026-09-21T23:30:00.000Z","issuedLocal":"530 PM MDT MON SEP 21 2026","office":"KBOU","wmoHeader":"CDUS45 KBOU 212330","productId":"iem:CDUS45-KBOU-212330:DEN:2026-09-21:interim","source":"iem-afos","corrected":false,"tmaxF":75,"tmaxTimeLocal":"324 PM","tminF":51,"tminTimeLocal":"625 AM","precipIn":0,"precipTrace":false,"snowIn":null,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIDEN&e=202609212330","parseProblems":[],"rawTextSha256":"10257bffe41ccf7773357c6b6a6635287443fb7c351eef7661c811026add310c","rawText":"CDUS45 KBOU 212330\nCLIDEN\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE DENVER/BOULDER\n530 PM MDT MON SEP 21 2026\n\n...................................\n\n...THE DENVER CO CLIMATE SUMMARY FOR SEPTEMBER 21 2026...\nVALID TODAY AS OF 0500 PM LOCAL TIME.\n\nCLIMATE NORMAL PERIOD 1991 TO 2020\nCLIMATE RECORD PERIOD 1872 TO 2026\n\n\nWEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST \n VALUE (LST) VALUE VALUE FROM YEAR \n NORMAL \n...................................................................\nTEMPERATURE (F) \n TODAY \n MAXIMUM 75 324 PM 92 2017 78 -3 80 \n MINIMUM 51 625 AM 27 1995 48 3 49 \n AVERAGE 63 63 0 65 \n\nPRECIPITATION (IN) \n TODAY 0.00 2.70 1902 0.04 -0.04 0.00 \n MONTH TO DATE 1.04 0.93 0.11 0.41 \n SINCE OCT 1 8.84 14.06 -5.22 15.64 \n SINCE JAN 1 8.28 12.08 -3.80 13.51 \n\nDEGREE DAYS \n HEATING \n TODAY 2 5 -3 0 \n MONTH TO DATE 7 51 -44 34 \n SINCE SEP 1 7 51 -44 34 \n SINCE JUL 1 9 64 -55 34 \n\n COOLING \n TODAY 0 2 -2 0 \n MONTH TO DATE 145 88 57 59 \n SINCE SEP 1 145 88 57 59 \n SINCE JAN 1 1136 831 305 836 \n...................................................................\n\n\nWIND (MPH) \n HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (90) \n HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (80) \n AVERAGE WIND SPEED 4.5 \n\n\nSKY COVER \n POSSIBLE SUNSHINE MM \n AVERAGE SKY COVER 0.5 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED TODAY. \n FOG \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 96 100 AM \n LOWEST 34 400 PM \n AVERAGE 65 \n\n..........................................................\n\n\nTHE DENVER CO CLIMATE NORMALS FOR TOMORROW\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 77 89 1953 \n MINIMUM TEMPERATURE (F) 48 27 1895 \n\n\nSUNRISE AND SUNSET \nSEPTEMBER 21 2026.....SUNRISE 645 AM MDT SUNSET 657 PM MDT \nSEPTEMBER 22 2026.....SUNRISE 646 AM MDT SUNSET 656 PM MDT \n\n\n- INDICATES NEGATIVE NUMBERS.\nR INDICATES RECORD WAS SET OR TIED.\nMM INDICATES DATA IS MISSING.\nT INDICATES TRACE AMOUNT.\n\n\n\n\n$$"},{"kind":"final","asOfLocal":null,"issuedAt":"2026-09-22T07:39:00.000Z","issuedLocal":"139 AM MDT TUE SEP 22 2026","office":"KBOU","wmoHeader":"CDUS45 KBOU 220739","productId":"iem:CDUS45-KBOU-220739:DEN:2026-09-21:final","source":"iem-afos","corrected":false,"tmaxF":75,"tmaxTimeLocal":"408 PM","tminF":51,"tminTimeLocal":"625 AM","precipIn":0,"precipTrace":false,"snowIn":0,"snowTrace":false,"nwsProductUrl":null,"iemArchiveUrl":"https://mesonet.agron.iastate.edu/wx/afos/p.php?pil=CLIDEN&e=202609220739","parseProblems":[],"rawTextSha256":"faa2e1628afd38722ac023e55952be662e8f7328f81b47626ca6d7d8c0816a94","rawText":"CDUS45 KBOU 220739\nCLIDEN\n\nCLIMATE REPORT \nNATIONAL WEATHER SERVICE DENVER/BOULDER\n139 AM MDT TUE SEP 22 2026\n\n...................................\n\n...THE DENVER CO CLIMATE SUMMARY FOR SEPTEMBER 21 2026...\n\nCLIMATE NORMAL PERIOD 1991 TO 2020\nCLIMATE RECORD PERIOD 1872 TO 2026\n\n\nWEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST \n VALUE (LST) VALUE VALUE FROM YEAR \n NORMAL \n...................................................................\nTEMPERATURE (F) \n YESTERDAY \n MAXIMUM 75 408 PM 92 2017 78 -3 80 \n MINIMUM 51 625 AM 27 1995 48 3 49 \n AVERAGE 63 63 0 65 \n\nPRECIPITATION (IN) \n YESTERDAY 0.00 2.70 1902 0.04 -0.04 0.00 \n MONTH TO DATE 1.04 0.93 0.11 0.41 \n SINCE OCT 1 8.84 14.06 -5.22 15.64 \n SINCE JAN 1 8.28 12.08 -3.80 13.51 \n\nSNOWFALL (IN) \n YESTERDAY 0.0 \n MONTH TO DATE 0.0 \n SINCE SEP 1 0.0 \n SINCE JUL 1 0.0 \n SNOW DEPTH 0 \n\nDEGREE DAYS \n HEATING \n YESTERDAY 2 5 -3 0 \n MONTH TO DATE 7 51 -44 34 \n SINCE SEP 1 7 51 -44 34 \n SINCE JUL 1 9 64 -55 34 \n\n COOLING \n YESTERDAY 0 2 -2 0 \n MONTH TO DATE 145 88 57 59 \n SINCE SEP 1 145 88 57 59 \n SINCE JAN 1 1136 831 305 836 \n...................................................................\n\n\nWIND (MPH) \n HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (160) \n HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (80) \n AVERAGE WIND SPEED 7.0 \n\n\nSKY COVER \n POSSIBLE SUNSHINE MM \n AVERAGE SKY COVER 0.4 \n\n\nWEATHER CONDITIONS \nTHE FOLLOWING WEATHER WAS RECORDED YESTERDAY. \n FOG \n\n\nRELATIVE HUMIDITY (PERCENT)\n HIGHEST 96 100 AM \n LOWEST 34 400 PM \n AVERAGE 65 \n\n..........................................................\n\n\nTHE DENVER CO CLIMATE NORMALS FOR TODAY\n NORMAL RECORD YEAR \n MAXIMUM TEMPERATURE (F) 77 89 1953 \n MINIMUM TEMPERATURE (F) 48 27 1895 \n\n\nSUNRISE AND SUNSET \nSEPTEMBER 22 2026.....SUNRISE 646 AM MDT SUNSET 656 PM MDT \nSEPTEMBER 23 2026.....SUNRISE 647 AM MDT SUNSET 654 PM MDT \n\n\n- INDICATES NEGATIVE NUMBERS.\nR INDICATES RECORD WAS SET OR TIED.\nMM INDICATES DATA IS MISSING.\nT INDICATES TRACE AMOUNT.\n\n\n\n\n$$"}],"html":"https://weathermarket.io/nws-cli/KDEN/2026-09-21","json":"https://weathermarket.io/api/nws-cli/KDEN/2026-09-21"},"about":{"product":"NWS Climatological Report (CLI): the daily climate summary issued by the local NWS forecast office from the station's 1-minute ASOS record, normally 1-3 hours after local midnight (final, 'YESTERDAY') and once during the day (interim, 'TODAY AS OF'). Corrections are re-issued under the same PIL with CORRECTED in the text.","settlementRule":"The settlement value for a date is the latest final CLI issued for that date; a corrected re-issue supersedes earlier issues. Interim same-day products never settle. This is the same rule that fills values.nwsOfficial in /api/station/{icao}/daily.","archive":"Every issue is stored verbatim as received - nothing is edited or re-derived. Products are held from 2026-09-01 (backfilled from the IEM AFOS archive) and ingested live from api.weather.gov since 2026-11-10, polled every 30 minutes. A date with no final CLI 14 hours after local midnight is reported as not_issued rather than filled in.","verify":["Each issue carries the NWS product id (api.weather.gov keeps products for a limited time) and a link to the IEM AFOS permanent archive of the same product.","rawTextSha256 is the SHA-256 of the stored product text; compare it with the text at either link to confirm nothing was altered.","Permalink pattern for market rules: https://weathermarket.io/nws-cli/KDEN/YYYY-MM-DD (HTML) and https://weathermarket.io/api/nws-cli/KDEN/YYYY-MM-DD (JSON)."],"citation":"Settlement source: the final NWS Climatological Report (CLI) for station KDEN for the contract date, as archived verbatim at https://weathermarket.io/nws-cli/KDEN/YYYY-MM-DD with links to the NWS product and the IEM archive. A CORRECTED re-issue published before the settlement time supersedes earlier issues."}}