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Charles River At Wellesley, Ma Historical Data

Historical Data


Streamflow Range


Date Average 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011
01-01 490.27
01-02 425.82
01-03 422.25
01-04 424.09
01-05 406.58
01-06 395.83
01-07 390.5
01-08 375.33
01-09 362.58
01-10 387.09
01-11 387.83
01-12 375.5
01-13 409.5
01-14 429.92
01-15 427.92
01-16 414.67
01-17 454.33
01-18 376.73
01-19 428.58
01-20 410.08
01-21 372.75
01-22 370.69
01-23 372.08
01-24 385.54
01-25 402.46
01-26 422.42
01-27 459.0
01-28 448.33
01-29 449.92
01-30 412.21
01-31 380.75
02-01 390.77
02-02 378.08
02-03 357.85
02-04 341.62
02-05 356.46
02-06 342.39
02-07 364.0
02-08 352.0
02-09 347.82
02-10 341.56
02-11 324.75
02-12 326.95
02-13 326.19
02-14 301.23
02-15 315.21
02-16 327.36
02-17 311.58
02-18 342.69
02-19 344.54
02-20 353.21
02-21 353.57
02-22 331.62
02-23 344.0
02-24 343.29
02-25 344.0
02-26 350.5
02-27 372.77
02-28 406.08
02-29 359.25
03-01 402.38
03-02 402.93
03-03 450.71
03-04 456.77
03-05 453.57
03-06 479.46
03-07 492.92
03-08 476.07
03-09 473.36
03-10 423.08
03-11 473.21
03-12 493.23
03-13 473.0
03-14 489.36
03-15 522.57
03-16 527.21
03-17 530.64
03-18 543.36
03-19 511.67
03-20 522.86
03-21 503.8
03-22 503.21
03-23 474.87
03-24 491.4
03-25 485.27
03-26 468.73
03-27 470.87
03-28 470.93
03-29 477.27
03-30 478.87
03-31 503.29
04-01 506.33
04-02 515.4
04-03 487.57
04-04 542.87
04-05 553.87
04-06 544.47
04-07 547.13
04-08 547.21
04-09 529.5
04-10 515.53
04-11 496.47
04-12 451.43
04-13 442.14
04-14 425.79
04-15 410.92
04-16 388.69
04-17 438.31
04-18 421.08
04-19 409.15
04-20 409.77
04-21 404.79
04-22 396.64
04-23 411.79
04-24 421.0
04-25 393.77
04-26 420.79
04-27 433.0
04-28 419.64
04-29 411.86
04-30 400.64
05-01 400.33
05-02 400.79
05-03 390.07
05-04 383.8
05-05 390.21
05-06 382.58
05-07 372.05
05-08 358.93
05-09 340.93
05-10 335.87
05-11 334.07
05-12 316.64
05-13 309.29
05-14 284.38
05-15 269.31
05-16 286.92
05-17 267.93
05-18 271.47
05-19 258.73
05-20 244.98
05-21 248.45
05-22 229.78
05-23 246.98
05-24 245.98
05-25 236.58
05-26 235.23
05-27 227.09
05-28 214.79
05-29 221.07
05-30 214.45
05-31 207.04
06-01 200.89
06-02 198.36
06-03 204.82
06-04 199.08
06-05 189.31
06-06 208.78
06-07 198.89
06-08 236.13
06-09 230.55
06-10 222.43
06-11 226.29
06-12 239.52
06-13 231.03
06-14 236.1
06-15 235.59
06-16 229.91
06-17 233.92
06-18 227.98
06-19 225.35
06-20 211.57
06-21 204.55
06-22 182.84
06-23 177.83
06-24 174.97
06-25 172.09
06-26 169.51
06-27 158.39
06-28 153.48
06-29 157.7
06-30 149.09
07-01 141.58
07-02 150.12
07-03 150.72
07-04 158.79
07-05 137.48
07-06 124.77
07-07 139.04
07-08 145.91
07-09 139.33
07-10 155.65
07-11 177.77
07-12 188.32
07-13 178.26
07-14 189.21
07-15 184.4
07-16 184.25
07-17 194.7
07-18 179.93
07-19 174.24
07-20 162.08
07-21 152.08
07-22 151.62
07-23 148.16
07-24 148.17
07-25 140.82
07-26 149.85
07-27 154.28
07-28 152.19
07-29 146.92
07-30 151.52
07-31 138.04
08-01 133.56
08-02 122.32
08-03 118.96
08-04 111.64
08-05 105.71
08-06 103.48
08-07 99.59
08-08 148.17
08-09 156.59
08-10 157.52
08-11 148.44
08-12 146.08
08-13 137.49
08-14 132.03
08-15 121.47
08-16 115.25
08-17 106.54
08-18 111.55
08-19 108.32
08-20 105.55
08-21 101.65
08-22 101.95
08-23 98.35
08-24 104.87
08-25 105.2
08-26 104.08
08-27 94.28
08-28 103.23
08-29 112.06
08-30 114.34
08-31 112.67
09-01 110.59
09-02 162.45
09-03 148.12
09-04 136.33
09-05 131.53
09-06 131.68
09-07 135.96
09-08 137.09
09-09 145.35
09-10 139.26
09-11 136.63
09-12 127.37
09-13 129.59
09-14 124.21
09-15 121.87
09-16 116.19
09-17 122.92
09-18 111.16
09-19 128.76
09-20 124.44
09-21 126.57
09-22 136.51
09-23 129.59
09-24 127.56
09-25 132.8
09-26 138.85
09-27 135.16
09-28 133.26
09-29 138.58
09-30 155.81
10-01 125.25
10-02 121.89
10-03 119.14
10-04 118.58
10-05 166.87
10-06 128.04
10-07 163.65
10-08 161.38
10-09 159.45
10-10 151.97
10-11 142.95
10-12 139.1
10-13 143.78
10-14 145.74
10-15 146.32
10-16 120.16
10-17 156.74
10-18 152.28
10-19 153.54
10-20 130.82
10-21 145.42
10-22 144.95
10-23 144.25
10-24 166.52
10-25 163.14
10-26 175.53
10-27 176.92
10-28 194.77
10-29 183.02
10-30 221.38
10-31 228.3
11-01 273.25
11-02 283.64
11-03 285.73
11-04 301.05
11-05 281.37
11-06 257.98
11-07 253.52
11-08 231.47
11-09 219.45
11-10 213.25
11-11 212.65
11-12 209.95
11-13 207.9
11-14 207.06
11-15 221.84
11-16 218.32
11-17 233.32
11-18 254.95
11-19 261.08
11-20 252.23
11-21 236.79
11-22 241.69
11-23 239.77
11-24 254.69
11-25 260.15
11-26 254.86
11-27 279.89
11-28 286.23
11-29 266.21
11-30 257.79
12-01 286.36
12-02 287.92
12-03 274.5
12-04 273.14
12-05 270.29
12-06 296.31
12-07 289.79
12-08 292.0
12-09 319.31
12-10 340.29
12-11 354.71
12-12 374.62
12-13 377.0
12-14 434.18
12-15 404.25
12-16 386.88
12-17 394.64
12-18 391.72
12-19 394.38
12-20 403.58
12-21 445.36
12-22 431.58
12-23 414.54
12-24 426.54
12-25 466.09
12-26 459.0
12-27 471.45
12-28 500.0
12-29 494.55
12-30 436.45
12-31 493.36

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index