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Iowa River At Iowa City, Ia Historical Data

Historical Data


Streamflow Range


Date Average 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011
01-01 2134.83
01-02 2329.36
01-03 2135.58
01-04 2112.17
01-05 2070.58
01-06 2023.75
01-07 1825.58
01-08 1939.42
01-09 2002.33
01-10 1913.92
01-11 1965.17
01-12 2035.91
01-13 1891.55
01-14 1590.27
01-15 1701.0
01-16 1408.91
01-17 1390.33
01-18 1318.0
01-19 1134.83
01-20 979.42
01-21 859.5
01-22 814.02
01-23 885.48
01-24 921.75
01-25 1144.92
01-26 962.09
01-27 962.82
01-28 1135.58
01-29 1091.0
01-30 1196.83
01-31 1248.75
02-01 1244.08
02-02 1292.83
02-03 1262.92
02-04 1310.5
02-05 1377.33
02-06 1574.55
02-07 1414.75
02-08 1425.83
02-09 1500.58
02-10 1494.17
02-11 1629.91
02-12 1512.33
02-13 1361.33
02-14 1257.25
02-15 1234.58
02-16 1179.5
02-17 1109.36
02-18 1153.36
02-19 1208.09
02-20 1654.5
02-21 1976.58
02-22 1733.75
02-23 1849.23
02-24 2092.69
02-25 1726.42
02-26 1746.0
02-27 2282.17
02-28 2535.5
02-29 3146.5
03-01 2412.17
03-02 2295.42
03-03 2235.25
03-04 2250.17
03-05 2191.38
03-06 2271.92
03-07 2148.31
03-08 2266.62
03-09 2469.69
03-10 2869.93
03-11 3291.86
03-12 3292.21
03-13 3578.29
03-14 4112.93
03-15 4185.07
03-16 4255.15
03-17 4167.43
03-18 3869.21
03-19 3689.93
03-20 3214.31
03-21 3457.0
03-22 3278.29
03-23 3299.07
03-24 3318.07
03-25 3260.67
03-26 3314.73
03-27 3275.93
03-28 3276.33
03-29 3333.6
03-30 3226.27
03-31 3114.93
04-01 3186.47
04-02 3153.73
04-03 3312.67
04-04 3366.67
04-05 3289.33
04-06 3334.67
04-07 3538.67
04-08 3419.33
04-09 2944.29
04-10 3472.13
04-11 3546.27
04-12 3678.0
04-13 3622.43
04-14 3742.93
04-15 3806.92
04-16 3495.0
04-17 3993.08
04-18 4509.23
04-19 4102.23
04-20 3733.08
04-21 3625.0
04-22 3602.86
04-23 3555.71
04-24 3860.71
04-25 3963.08
04-26 4106.43
04-27 4100.0
04-28 4077.86
04-29 4117.86
04-30 4043.57
05-01 4114.67
05-02 3625.0
05-03 3585.71
05-04 3686.43
05-05 3686.67
05-06 3824.67
05-07 4252.0
05-08 4126.43
05-09 4038.67
05-10 4150.0
05-11 3744.67
05-12 3540.67
05-13 3341.33
05-14 3182.86
05-15 3267.86
05-16 3077.14
05-17 3255.0
05-18 3295.87
05-19 3452.93
05-20 3188.86
05-21 3069.4
05-22 3388.0
05-23 3736.67
05-24 3872.67
05-25 3900.0
05-26 3724.0
05-27 3948.0
05-28 4194.67
05-29 4510.67
05-30 4670.73
05-31 4756.73
06-01 4893.27
06-02 4856.47
06-03 5020.67
06-04 4854.0
06-05 4982.64
06-06 4932.43
06-07 4886.0
06-08 4690.07
06-09 4766.2
06-10 5066.2
06-11 4479.8
06-12 4540.29
06-13 4992.64
06-14 4684.64
06-15 4518.73
06-16 4208.53
06-17 4009.0
06-18 4441.0
06-19 4768.07
06-20 4899.79
06-21 5159.43
06-22 5234.93
06-23 5467.5
06-24 5036.43
06-25 5095.79
06-26 4502.93
06-27 4817.5
06-28 4989.0
06-29 5081.0
06-30 4959.46
07-01 5523.07
07-02 5531.93
07-03 5701.43
07-04 5998.57
07-05 5721.8
07-06 5877.4
07-07 6085.0
07-08 5784.07
07-09 5738.29
07-10 5164.0
07-11 4930.0
07-12 4808.53
07-13 4769.36
07-14 4345.67
07-15 4065.6
07-16 3728.31
07-17 3859.13
07-18 3591.0
07-19 3490.86
07-20 3256.29
07-21 3115.36
07-22 3301.36
07-23 3065.5
07-24 3057.0
07-25 2874.0
07-26 2841.0
07-27 2668.79
07-28 2558.64
07-29 2442.93
07-30 2488.57
07-31 2605.21
08-01 2463.08
08-02 2441.07
08-03 2457.57
08-04 2014.64
08-05 2114.15
08-06 1840.07
08-07 1762.64
08-08 1671.31
08-09 1761.0
08-10 1652.54
08-11 2026.93
08-12 2024.36
08-13 1948.79
08-14 2019.5
08-15 2023.71
08-16 2049.62
08-17 1891.54
08-18 1691.75
08-19 1285.54
08-20 1184.54
08-21 1312.62
08-22 1117.42
08-23 1186.0
08-24 1203.23
08-25 1175.92
08-26 1337.71
08-27 1222.36
08-28 1160.93
08-29 1219.93
08-30 1000.79
08-31 989.38
09-01 1034.57
09-02 1447.43
09-03 1480.71
09-04 1550.29
09-05 1719.93
09-06 1481.69
09-07 1669.14
09-08 813.23
09-09 1269.64
09-10 1437.0
09-11 1662.57
09-12 1361.07
09-13 1628.5
09-14 1730.14
09-15 1709.0
09-16 1694.86
09-17 1503.43
09-18 1534.86
09-19 1809.5
09-20 1886.38
09-21 1840.23
09-22 1696.92
09-23 1791.21
09-24 1880.36
09-25 1737.07
09-26 1597.0
09-27 1114.43
09-28 1102.93
09-29 742.21
09-30 1173.85
10-01 688.33
10-02 649.69
10-03 771.77
10-04 1105.62
10-05 2028.71
10-06 2221.64
10-07 2236.0
10-08 2113.43
10-09 2199.21
10-10 2119.43
10-11 2278.57
10-12 2229.64
10-13 2295.36
10-14 2247.21
10-15 2652.38
10-16 1810.17
10-17 2650.62
10-18 2607.15
10-19 2348.43
10-20 2253.93
10-21 1486.92
10-22 2263.07
10-23 2220.07
10-24 2249.64
10-25 2319.36
10-26 2305.71
10-27 2345.79
10-28 2237.14
10-29 2236.57
10-30 2174.93
10-31 2180.36
11-01 2130.29
11-02 2011.92
11-03 2055.86
11-04 1923.43
11-05 1946.43
11-06 1727.85
11-07 1563.31
11-08 1533.08
11-09 1546.85
11-10 1565.77
11-11 1638.08
11-12 1692.0
11-13 1636.08
11-14 1684.43
11-15 1631.14
11-16 1661.14
11-17 1633.86
11-18 1472.23
11-19 1468.08
11-20 1384.54
11-21 1526.71
11-22 1529.46
11-23 1415.57
11-24 1529.46
11-25 1530.23
11-26 1473.64
11-27 1536.21
11-28 1205.15
11-29 1574.43
11-30 1549.0
12-01 1671.57
12-02 1791.5
12-03 1746.57
12-04 1775.21
12-05 1757.09
12-06 1759.1
12-07 1841.52
12-08 1730.59
12-09 1707.16
12-10 1624.88
12-11 1403.59
12-12 1332.5
12-13 1595.5
12-14 1408.38
12-15 1501.38
12-16 1367.0
12-17 1497.46
12-18 1656.62
12-19 1766.15
12-20 1094.64
12-21 1029.0
12-22 1793.23
12-23 1812.38
12-24 1731.92
12-25 1695.15
12-26 1703.92
12-27 1778.58
12-28 2057.27
12-29 1354.0
12-30 2150.92
12-31 2114.83

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index