There are 15,571,639 daily observations from 850 stations covering data as of September 22, 2021.
The average station has 54.8 years of data with 18,320 observations that are 91.6% complete.
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Daily Records Broken on September 21, 2021

Data is from any station that has at least 50 years of complete data.

Record Highs:
   98: Long Beach, CA (LGB) [based on 73 years of data] {previous daily record: 97 in 1989}
   90: Sandberg, CA (SDB) [based on 74 years of data] - tied with 2011, 2002, 1949 {previous daily record: 63 in 1948}
   87: Cape Hatteras, NC (HSE) [based on 65 years of data] - tied with 2017, 2013, 1992 {previous daily record: 86 in 1989, 1977}

Record Warm Lows:
   79: Houston, TX (HOU) [based on 92 years of data] - tied with 2018 {previous daily record: 77 in 2005, 1998, 1993, 1965, 1957}
   78: Cape Hatteras, NC (HSE) [based on 65 years of data] - tied with 1989 {previous daily record: 75 in 1977}

Record Lows:
   21: Butte, MT (BTM) [based on 128 years of data] - tied with 1995, 1993, 1895 {previous daily record: 47 in 1894}

Record Precipitation:
   3.79 inches: Wilmington, NC (ILM) [based on 74 years of data] {previous daily record: 1.76 in 1982}
   3.00 inches: Blacksburg, VA (RNK) [based on 70 years of data] {previous daily record: 1.16 in 1958}
   1.61 inches: Detroit, MI (DTW) [based on 64 years of data] {previous daily record: 1.20 in 1967}
   1.35 inches: Toledo, OH (TOL) [based on 67 years of data] {previous daily record: 1.25 in 1992}

 

Daily Records Broken on September 20, 2021

Data is from any station that has at least 50 years of complete data.

Record Highs:
   104: Abilene, TX (ABI) [based on 74 years of data] {previous daily record: 101 in 1954, 1953}
   102: Dallas, TX (DAL) [based on 83 years of data] - tied with 1953 {previous daily record: 97 in 1952}
   101: Waco, TX (ACT) [based on 81 years of data] {previous daily record: 100 in 1954, 1953}
   100: San Antonio, TX (SAT) [based on 76 years of data] - tied with 1947 {previous daily record: 83 in 1946}
   99: Lubbock, TX (LBB) [based on 75 years of data] {previous daily record: 98 in 1977}

Record Warm Lows:
   82: Palacios, TX (PSX) [based on 79 years of data] {previous daily record: 81 in 2019, 2001}
   76: El Paso, TX (ELP) [based on 84 years of data] {previous daily record: 75 in 1998}
   74: Montgomery, AL (MGM) [based on 74 years of data] - tied with 1998 {previous daily record: 73 in 1980, 1954}
   74: Alma, GA (AMG) [based on 84 years of data] {previous daily record: 73 in 2009, 2002, 1998}
   74: Midland, TX (MAF) [based on 92 years of data] {previous daily record: 73 in 2019, 2017, 1954}
   72: Cape Girardeau, MO (CGI) [based on 62 years of data] {previous daily record: 70 in 2017, 1998, 1978, 1972, 1965}
   71: Milwaukee, WI (MKE) [based on 84 years of data] {previous daily record: 67 in 2018}
   71: Jackson, TN (MKL) [based on 74 years of data] - tied with 2017, 2009, 1986 {previous daily record: 70 in 1980, 1965, 1957}
   70: Chicago, IL (ORD) [based on 64 years of data] {previous daily record: 69 in 1965}
   69: Huntington, WV (HTS) [based on 61 years of data] {previous daily record: 68 in 2018, 1978}
   69: Roanoke, VA (ROA) [based on 74 years of data] - tied with 1978 {previous daily record: 67 in 1971, 1955}
   67: Rockford, IL (RFD) [based on 71 years of data] - tied with 1965 {previous daily record: 64 in 1959}
   66: Beckley, WV (BKW) [based on 59 years of data] {previous daily record: 65 in 2002, 1980}
   65: Blacksburg, VA (RNK) [based on 70 years of data] - tied with 2002 {previous daily record: 63 in 1954}
   62: Wausau, WI (AUW) [based on 81 years of data] {previous daily record: 61 in 1951, 1947}

Record Precipitation:
   6.66 inches: Savannah, GA (SAV) [based on 74 years of data] {previous daily record: 1.44 in 1982}
   1.15 inches: Joplin, MO (JLN) [based on 74 years of data] {previous daily record: 1.07 in 1992}

 

Daily Records Broken on September 19, 2021

Data is from any station that has at least 50 years of complete data.

Record Highs:
   101: Austin, TX (ATT) [based on 84 years of data] - tied with 2019, 1956 {previous daily record: 98 in 1953}
   97: El Paso, TX (ELP) [based on 84 years of data] - tied with 2016, 1997, 1980 {previous daily record: 96 in 1977, 1954, 1953}
   93: Rockford, IL (RFD) [based on 71 years of data] {previous daily record: 92 in 2013}
   91: Limon, CO (LIC) [based on 74 years of data] {previous daily record: 90 in 1980}
   88: Debugue, IA (DBQ) [based on 71 years of data] {previous daily record: 87 in 2013, 1984}
   87: Wausau, WI (AUW) [based on 81 years of data] {previous daily record: 85 in 1985}

Record Warm Lows:
   74: McComb, MS (MCB) [based on 74 years of data] {previous daily record: 73 in 2018}
   74: Alma, GA (AMG) [based on 84 years of data] {previous daily record: 73 in 2006, 1998, 1991, 1969}
   72: Athens, GA (AHN) [based on 78 years of data] - tied with 1980 {previous daily record: 70 in 1949, 1947}
   70: Sioux Falls, SD (FSD) [based on 90 years of data] - tied with 1940 {previous daily record: 58 in 1936}
   68: La Junta, CO (LHX) [based on 77 years of data] {previous daily record: 66 in 2004}
   61: Colorado Springs, CO (COS) [based on 74 years of data] {previous daily record: 59 in 2018, 2004}

Record Lows:
   34: Kodiak, AK (ADQ) [based on 73 years of data] - tied with 2015, 2013, 2003 {previous daily record: 35 in 1997}

Record Precipitation:
   3.31 inches: Huntsville, AL (HSV) [based on 64 years of data] {previous daily record: 0.96 in 1991}
   2.43 inches: Cascade Locks, OR (USER0000001008) [based on 85 years of data] {previous daily record: 1.70 in 1998}
   2.26 inches: Chattanooga, TN (CHA) [based on 84 years of data] {previous daily record: 1.77 in 1943}
   1.65 inches: Sweet Home, OR (USER0000001006) [based on 53 years of data] {previous daily record: 1.30 in 1988}
   1.14 inches: Portland, OR (PDX) [based on 84 years of data] {previous daily record: 0.97 in 1988, 1982}
   0.53 inches: London, KY (LOZ) [based on 68 years of data] {previous daily record: 0.51 in 1968}

 

Daily Records Broken on September 18, 2021

Data is from any station that has at least 50 years of complete data.

Record Highs:
   99: Glasgow, MT (GGW) [based on 74 years of data] {previous daily record: 91 in 1984}
   99: San Antonio, TX (SAT) [based on 76 years of data] - tied with 2019 {previous daily record: 97 in 1997, 1995}
   98: Miles City, MT (MLS) [based on 85 years of data] {previous daily record: 95 in 1984}
   96: Scottsbluff, NE (BFF) [based on 129 years of data] {previous daily record: 95 in 1998}
   94: Sheridan, WY (SHR) [based on 74 years of data] - tied with 1984 {previous daily record: 91 in 1981}
   84: Alamosa, CO (ALS) [based on 74 years of data] - tied with 2018, 2010 {previous daily record: 83 in 1954}

Record Warm Lows:
   75: Greenwood, MS (GWO) [based on 74 years of data] - tied with 1988, 1978 {previous daily record: 73 in 1972, 1949}
   72: Tupelo, MS (TUP) [based on 60 years of data] - tied with 2002, 1992, 1986 {previous daily record: 70 in 1970}
   72: Chattanooga, TN (CHA) [based on 84 years of data] {previous daily record: 71 in 2002, 1991}
   71: Raleigh, NC (RDU) [based on 78 years of data] - tied with 2018, 2016, 1991, 1980, 1978 {previous daily record: 68 in 1977, 1971, 1970, 1952, 1944}
   61: Livingston, MT (LVM) [based on 74 years of data] {previous daily record: 60 in 1948}
   61: Brewerton, NY (USER000000102C) [based on 90 years of data] {previous daily record: 59 in 2018}
   54: South Lake Tahoe, CA (TVL) [based on 54 years of data] {previous daily record: 51 in 1984, 1975}

Record Precipitation:
   2.45 inches: Forks, WA (USER0000001024) [based on 115 years of data] {previous daily record: 1.29 in 1931}
   1.90 inches: Montgomery, AL (MGM) [based on 74 years of data] {previous daily record: 1.27 in 2009}
   1.48 inches: Eugene, OR (EUG) [based on 84 years of data] {previous daily record: 1.14 in 2020}
   1.31 inches: Portland, OR (PDX) [based on 84 years of data] {previous daily record: 0.97 in 2010}
   1.15 inches: Crossville, TN (CSV) [based on 68 years of data] {previous daily record: 1.04 in 1992}
   1.13 inches: Salem, OR (SLE) [based on 130 years of data] {previous daily record: 1.05 in 2010}
   1.05 inches: Astoria, OR (AST) [based on 69 years of data] {previous daily record: 0.86 in 1977}
   0.81 inches: Seattle, WA (SEA) [based on 74 years of data] {previous daily record: 0.78 in 2010}
   0.76 inches: Medford, OR (MFR) [based on 94 years of data] {previous daily record: 0.65 in 2019}
   0.42 inches: Spokane, WA (GEG) [based on 133 years of data] {previous daily record: 0.33 in 1983}
   0.36 inches: Lewiston, ID (LWS) [based on 74 years of data] {previous daily record: 0.33 in 1983}

 

Daily Records Broken on September 17, 2021

Data is from any station that has at least 50 years of complete data.

Record Highs:
   99: Austin, TX (ATT) [based on 84 years of data] {previous daily record: 97 in 2005, 1972}

Record Warm Lows:
   77: Greenwood, MS (GWO) [based on 74 years of data] {previous daily record: 75 in 2016, 1988}
   75: McComb, MS (MCB) [based on 74 years of data] {previous daily record: 74 in 2016, 1988}
   75: Tupelo, MS (TUP) [based on 60 years of data] {previous daily record: 74 in 2016}
   72: Baltimore, MD (BWI) [based on 83 years of data] - tied with 1991 {previous daily record: 71 in 1942}
   72: Athens, GA (AHN) [based on 78 years of data] - tied with 1957 {previous daily record: 68 in 1956, 1954, 1949, 1947}
   71: Jackson, TN (MKL) [based on 74 years of data] - tied with 1998, 1987, 1965 {previous daily record: 70 in 1954}
   69: Dallas, GA (USER000000101C) [based on 75 years of data] - tied with 2002, 1991 {previous daily record: 68 in 1977}
   68: Williamsport, PA (IPT) [based on 74 years of data] {previous daily record: 66 in 2017}
   66: Scranton, PA (AVP) [based on 73 years of data] - tied with 1991 {previous daily record: 64 in 1987, 1976}
   62: Bighamton, NY (BGM) [based on 71 years of data] - tied with 1992, 1987, 1972 {previous daily record: 58 in 1958}

Record Lows:
   36: Sweet Home, OR (USER0000001006) [based on 53 years of data] {previous daily record: 37 in 1987}

Record Precipitation:
   3.05 inches: Quillayute, WA (UIL) [based on 56 years of data] {previous daily record: 1.97 in 2019, 1966}

 

Daily Records Broken on September 16, 2021

Data is from any station that has at least 50 years of complete data.

Record Highs:
   97: Pueblo, CO (PUB) [based on 68 years of data] - tied with 2018, 2000 {previous daily record: 94 in 1972, 1955, 1954}
   96: North Platte, NE (LBF) [based on 74 years of data] {previous daily record: 94 in 2018}
   95: Limon, CO (LIC) [based on 74 years of data] - tied with 2000 {previous daily record: 90 in 1953, 1948}
   93: Trinidad, CO (TAD) [based on 74 years of data] - tied with 2018, 2000 {previous daily record: 92 in 1954}

Record Cold Highs:
   79: Houston, TX (IAH) [based on 53 years of data] - tied with 2008 {previous daily record: 81 in 2002}

Record Warm Lows:
   72: Salisbury, VA (SBY) [based on 74 years of data] {previous daily record: 71 in 2018}
   70: Greensoro, NC (GSO) [based on 94 years of data] - tied with 2018, 2002, 1965 {previous daily record: 69 in 1958}
   69: Chantilly, VA (IAD) [based on 62 years of data] - tied with 2005, 1991 {previous daily record: 68 in 1965}
   69: Roanoke, VA (ROA) [based on 74 years of data] {previous daily record: 68 in 2018, 1965}
   68: Lynchburg, VA (LYH) [based on 78 years of data] - tied with 1991 {previous daily record: 67 in 1965}

Record Lows:
   43: Cascade Locks, OR (USER0000001008) [based on 85 years of data] - tied with 1970 {previous daily record: 45 in 1969}

Record Precipitation:
   1.24 inches: Hibbing, MN (HIB) [based on 60 years of data] {previous daily record: 0.98 in 1992}

 

Daily Records Broken on September 15, 2021

Data is from any station that has at least 50 years of complete data.

Record Highs:
   89: Cape Hatteras, NC (HSE) [based on 65 years of data] - tied with 1994 {previous daily record: 87 in 1993, 1991, 1970, 1957}
   88: Allentown, PA (ABE) [based on 74 years of data] - tied with 2005, 1993 {previous daily record: 86 in 1957}
   85: Bridgeport, CT (BDR) [based on 74 years of data] - tied with 1993 {previous daily record: 81 in 1969}

Record Cold Highs:
   76: Mobile, AL (MOB) [based on 74 years of data] {previous daily record: 77 in 2020, 1960}

Record Warm Lows:
   73: Bridgeport, CT (BDR) [based on 74 years of data] - tied with 2005 {previous daily record: 71 in 2002}
   70: Providence, RI (PVD) [based on 74 years of data] - tied with 2005, 2002 {previous daily record: 69 in 1993}

Record Precipitation:
   2.59 inches: Bowling Greeen, KY (BWG) [based on 129 years of data] {previous daily record: 1.33 in 1981}
   2.51 inches: Macon, GA (MCN) [based on 74 years of data] {previous daily record: 1.50 in 1954}
   2.45 inches: McComb, MS (MCB) [based on 74 years of data] {previous daily record: 1.45 in 1962}
   2.07 inches: Baton Rouge, LA (BTR) [based on 92 years of data] {previous daily record: 1.99 in 1971}
   1.73 inches: Columbus, GA (CSG) [based on 74 years of data] {previous daily record: 1.63 in 1952}
   0.91 inches: Montgomery, AL (MGM) [based on 74 years of data] {previous daily record: 0.70 in 1952}
   0.53 inches: Williamsport, PA (IPT) [based on 74 years of data] {previous daily record: 0.39 in 2003}