Here are the records that were broken or tied today:

LOCAL
Waterloo: 59 (old record 55 in 1956)
         Record January High in Waterloo is 65 set on 1/26/2002.
Dubuque: 54 (old record 51 in 1916)
Cedar Rapids: 59 (old record 54 in 1956)
Iowa City: 61 (old record 55 in 1956)
Charles City: 57 (old 48 record in 1930)
Decorah: 54 (old 46 record in 1930)

STATE:
Des Moines: 65 (old record 59 in 1956)
        This is the first 60+ degree day in Des Moines in January since January 26, 2006 when the high reached 60.
Mason City: 57 (old record 47 in 1930)
Ottumwa: 65 (old record 60 in 1939)
Lamoni: 63 (old record 62 in 1956)
Burlington: 58 (old record 58 in 1900)
Sioux City: 68 (old record 61 in 1956)
       This is the earliest occurrence of 68 degrees in a calendar year.

REGIONAL:
La Crosse, WI: 53 (old record 47 in 1946)
Rochester, MN: 55 (old record 45 in 1930)
Lincoln, NE: 65 (old record 61 in 1956)
Moline, IL: 57 (old record 55 in 1956)
Omaha, NE: 66 (old record 62 in 1956)
Norfolk, NE: 70 (old record 55 in 1956)
Mitchell, SD: 68 (old record 51 in 1935)
       This was the warmest temperature in the month of January ever recorded.
Huron, SD: 65 (old record 49 in 1895 & 1935)
       This was the warmest temperature in the month of January ever recorded.
Sioux Falls, SD: 62 (old record 49 in 1985)
       This was the warmest temperature in the month of January ever recorded.
Yankton, SD: 68 (old record 62 in 1991)
Hastings, NE: 67 (old record 61 in 1956)
Grand Island, NE: 68 (old record 60 in 1956)
Aberdeen, SD: 63 (old record 46 in 1935)
Pierre, SD: 66 (old record 54 in 1983)
Rapid City, SD: 66 (old record 60 in 2008)
Watertown: SD: 57 (old record 43 in 1958)
Bismarck, ND: 59 (old record 50 in 1908)
Fargo, ND: 55 (old record40 in 1984)
Grand Forks, ND: 46 (old record 42 in 1984)
Minot, ND: 61 (old record 50 in 1914)
Brainard, MN 51 (old record 42 in 2001)
Duluth, MN: 48 (old record 40 in 1984)
International Falls, MN: 46 (old record 36 in 1984)
St. Cloud, MN: 53 (old record 43 in 1984)
Eau Claire, WI: 43 (old record 41 in 1930)
St. Louis, MO: 66 (old record 65 in 1955)
Goodland, KS: 73 (old record 71 in 1927)
Topeka, KS: 70 (old record 69 in 1956)

 I will be adding more records as I find them.

Posted under Records, Temperatures