HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Kolongan Mitung, Kec. Tahuna Barat, Kepulauan Sangihe, Prov. Sulawesi Utara
GPM01D_E12545_N0365
Panjang Data
28
tahun tersedia
R80 Rata-rata
4.19
mm/hari
Reff Padi Rata-rata
2.93
mm/hari
Reff Padi Maksimum
5.22
mm/hari
Metode mengikuti pola modul TRMM hidrologi.net: data setengah bulanan diurutkan,
probabilitas Weibull dihitung dengan m/(n+1), R80 diinterpolasi,
kemudian hujan efektif padi = 70% × R80 per hari.
DATA SETENGAH BULANAN
Curah Hujan per Periode I–II
Akumulasi curah hujan setengah bulanan untuk penyusunan ranking probabilitas.
mm/periode
| Tahun | Jan | Feb | Mar | Apr | Mei | Jun | Jul | Agu | Sep | Okt | Nov | Des | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| I | II | I | II | I | II | I | II | I | II | I | II | I | II | I | II | I | II | I | II | I | II | I | II | |
| 1998 | 40.93 | 22.61 | 6.81 | 11.50 | 3.48 | 7.13 | 13.10 | 59.35 | 112.75 | 92.87 | 141.43 | 200.81 | 98.51 | 146.35 | 100.35 | 100.45 | 56.00 | 92.28 | 103.16 | 180.94 | 332.44 | 123.47 | 88.46 | 248.01 |
| 1999 | 187.65 | 246.77 | 57.55 | 79.42 | 152.54 | 309.08 | 180.32 | 200.38 | 123.09 | 237.23 | 78.64 | 214.44 | 114.16 | 41.26 | 77.67 | 142.63 | 58.11 | 27.89 | 73.23 | 112.53 | 201.88 | 88.25 | 114.13 | 89.79 |
| 2000 | 120.74 | 203.27 | 104.52 | 248.57 | 117.71 | 81.14 | 182.70 | 173.24 | 121.31 | 95.06 | 122.49 | 190.80 | 66.83 | 65.55 | 118.96 | 119.83 | 28.98 | 91.92 | 222.90 | 158.37 | 83.61 | 184.19 | 37.35 | 289.64 |
| 2001 | 323.67 | 296.12 | 482.48 | 109.40 | 145.06 | 101.09 | 99.22 | 154.01 | 83.04 | 150.12 | 136.07 | 158.77 | 71.57 | 109.78 | 187.48 | 38.11 | 65.29 | 157.12 | 227.76 | 133.01 | 267.71 | 147.57 | 170.65 | 45.61 |
| 2002 | 414.17 | 37.97 | 37.46 | 115.62 | 68.00 | 104.42 | 32.87 | 64.99 | 193.94 | 24.59 | 107.51 | 170.51 | 14.80 | 21.02 | 27.94 | 36.15 | 114.76 | 28.89 | 30.46 | 76.38 | 98.17 | 196.84 | 92.76 | 103.57 |
| 2003 | 89.17 | 75.71 | 92.90 | 72.84 | 35.95 | 209.18 | 45.35 | 29.76 | 183.78 | 92.95 | 36.29 | 95.41 | 129.97 | 133.99 | 22.33 | 80.56 | 88.13 | 166.96 | 123.27 | 92.89 | 57.26 | 59.42 | 329.87 | 253.95 |
| 2004 | 262.85 | 130.53 | 311.67 | 23.01 | 109.65 | 50.22 | 45.83 | 75.13 | 258.92 | 116.73 | 125.32 | 75.14 | 95.46 | 218.78 | 146.76 | 20.03 | 46.75 | 26.28 | 72.76 | 47.90 | 119.59 | 85.80 | 104.61 | 133.51 |
| 2005 | 130.30 | 141.58 | 147.37 | 10.03 | 29.19 | 124.74 | 106.78 | 18.45 | 201.25 | 169.00 | 58.68 | 102.28 | 77.56 | 135.03 | 60.03 | 70.85 | 76.48 | 75.70 | 88.15 | 155.64 | 280.37 | 149.94 | 131.77 | 163.25 |
| 2006 | 283.25 | 125.14 | 207.18 | 42.40 | 78.42 | 182.49 | 28.60 | 189.64 | 39.79 | 132.71 | 80.76 | 162.67 | 19.56 | 23.38 | 92.89 | 37.23 | 49.29 | 199.15 | 89.15 | 35.31 | 86.46 | 124.75 | 68.41 | 84.66 |
| 2007 | 117.55 | 152.06 | 225.26 | 73.27 | 52.96 | 197.24 | 17.07 | 198.83 | 75.05 | 41.67 | 132.97 | 212.60 | 104.52 | 232.43 | 168.41 | 163.92 | 76.67 | 121.27 | 59.10 | 102.04 | 282.57 | 178.15 | 84.19 | 293.99 |
| 2008 | 178.24 | 152.68 | 252.09 | 122.94 | 83.92 | 157.99 | 349.02 | 227.39 | 167.72 | 61.24 | 197.82 | 94.18 | 147.90 | 238.25 | 303.60 | 192.74 | 205.94 | 128.73 | 68.30 | 243.59 | 101.01 | 355.49 | 87.19 | 369.51 |
| 2009 | 235.94 | 160.92 | 165.20 | 90.69 | 234.53 | 18.51 | 208.60 | 119.39 | 133.69 | 167.71 | 66.42 | 168.50 | 111.24 | 102.88 | 24.70 | 126.57 | 20.65 | 69.67 | 88.63 | 51.37 | 133.16 | 275.04 | 19.27 | 163.21 |
| 2010 | 215.59 | 191.00 | 17.49 | 26.18 | 25.00 | 120.15 | 134.66 | 85.18 | 267.66 | 77.83 | 141.71 | 148.34 | 122.70 | 222.42 | 154.56 | 84.55 | 164.85 | 76.31 | 125.31 | 198.38 | 85.82 | 159.84 | 195.23 | 124.95 |
| 2011 | 125.12 | 215.61 | 84.23 | 105.26 | 100.36 | 228.51 | 149.61 | 75.07 | 145.79 | 152.69 | 314.25 | 81.87 | 84.02 | 84.62 | 207.00 | 51.18 | 108.01 | 122.13 | 141.96 | 72.70 | 203.08 | 160.35 | 305.73 | 313.93 |
| 2012 | 228.33 | 246.58 | 144.75 | 141.98 | 193.63 | 96.45 | 108.14 | 71.61 | 211.63 | 128.15 | 119.97 | 101.37 | 193.93 | 219.18 | 31.06 | 116.22 | 117.04 | 249.21 | 80.86 | 241.40 | 210.00 | 175.43 | 81.79 | 154.95 |
| 2013 | 212.55 | 147.62 | 97.37 | 357.91 | 56.30 | 64.17 | 307.85 | 99.68 | 220.85 | 199.51 | 189.37 | 130.06 | 113.55 | 274.15 | 147.45 | 129.44 | 83.56 | 84.99 | 80.35 | 96.23 | 131.10 | 230.77 | 115.16 | 162.47 |
| 2014 | 190.34 | 69.35 | 113.85 | 85.48 | 49.53 | 109.74 | 48.46 | 76.09 | 115.41 | 266.56 | 98.84 | 121.46 | 54.69 | 22.63 | 87.40 | 231.52 | 56.39 | 20.64 | 98.53 | 81.19 | 224.98 | 127.00 | 136.72 | 224.90 |
| 2015 | 81.88 | 79.51 | 66.86 | 101.89 | 57.50 | 51.65 | 21.55 | 44.93 | 115.42 | 48.20 | 176.77 | 168.76 | 7.65 | 30.11 | 29.49 | 13.33 | 8.97 | 8.19 | 18.38 | 66.06 | 269.64 | 97.22 | 118.50 | 188.45 |
| 2016 | 30.20 | 73.45 | 14.86 | 105.53 | 18.29 | 26.45 | 67.71 | 33.62 | 166.68 | 106.19 | 97.05 | 268.62 | 62.03 | 137.34 | 62.77 | 52.32 | 295.77 | 194.30 | 249.64 | 237.26 | 168.05 | 167.82 | 296.97 | 243.17 |
| 2017 | 268.28 | 249.60 | 70.27 | 211.94 | 87.36 | 237.13 | 130.12 | 59.32 | 236.16 | 157.06 | 285.39 | 244.15 | 265.90 | 279.92 | 283.10 | 109.14 | 165.20 | 281.01 | 174.86 | 109.10 | 111.42 | 137.10 | 79.53 | 68.48 |
| 2018 | 215.82 | 216.85 | 103.62 | 153.53 | 115.23 | 81.93 | 113.44 | 399.58 | 40.26 | 194.72 | 96.13 | 101.98 | 205.86 | 109.17 | 101.81 | 72.97 | 73.58 | 60.98 | 139.19 | 137.62 | 128.39 | 110.06 | 133.02 | 180.95 |
| 2019 | 83.40 | 186.13 | 64.42 | 27.52 | 87.79 | 102.73 | 41.50 | 118.93 | 55.73 | 33.87 | 113.40 | 110.04 | 167.57 | 88.13 | 8.94 | 63.61 | 13.65 | 11.83 | 18.69 | 62.17 | 57.78 | 61.98 | 140.47 | 73.36 |
| 2020 | 160.91 | 9.29 | 37.75 | 33.52 | 54.89 | 159.61 | 8.39 | 162.18 | 62.28 | 212.31 | 179.75 | 214.00 | 162.70 | 222.33 | 187.64 | 47.32 | 113.66 | 79.00 | 191.77 | 118.42 | 73.58 | 202.50 | 132.48 | 182.06 |
| 2021 | 290.77 | 320.81 | 153.94 | 65.26 | 90.15 | 160.78 | 54.96 | 89.05 | 115.86 | 312.06 | 108.40 | 83.54 | 195.56 | 68.79 | 135.90 | 132.69 | 226.37 | 134.38 | 64.09 | 157.75 | 84.72 | 206.88 | 135.43 | 464.22 |
| 2022 | 252.79 | 159.78 | 203.45 | 290.20 | 110.72 | 258.72 | 193.47 | 202.80 | 272.22 | 171.48 | 41.35 | 54.69 | 200.81 | 142.44 | 262.94 | 156.78 | 67.07 | 72.73 | 157.58 | 226.16 | 136.87 | 150.55 | 197.36 | 139.71 |
| 2023 | 146.44 | 164.84 | 179.26 | 43.37 | 95.42 | 357.29 | 142.12 | 51.89 | 83.95 | 111.90 | 88.22 | 196.42 | 218.96 | 93.11 | 155.62 | 56.03 | 110.30 | 76.96 | 53.43 | 36.30 | 58.95 | 109.86 | 126.36 | 49.09 |
| 2024 | 208.44 | 300.56 | 70.87 | 74.40 | 28.94 | 18.74 | 40.44 | 186.82 | 76.50 | 83.85 | 113.90 | 292.31 | 258.32 | 67.15 | 110.04 | 163.14 | 79.38 | 52.07 | 55.55 | 151.35 | 73.54 | 196.53 | 247.05 | 284.41 |
| 2025 | 239.09 | 230.41 | 112.90 | 300.04 | 170.96 | 343.93 | 134.90 | 194.03 | 64.51 | 130.95 | 176.63 | 175.05 | 117.02 | 82.75 | 163.59 | 245.18 | 161.32 | 59.94 | – | – | – | – | – | – |
HASIL R80
Ringkasan R80 dan Hujan Efektif
Nilai ditampilkan untuk periode I dan II setiap bulan.
mm
| Parameter | Jan I | Jan II | Feb I | Feb II | Mar I | Mar II | Apr I | Apr II | Mei I | Mei II | Jun I | Jun II | Jul I | Jul II | Agu I | Agu II | Sep I | Sep II | Okt I | Okt II | Nov I | Nov II | Des I | Des II |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| R80mm/periode | 111.87 | 75.26 | 53.59 | 32.32 | 34.59 | 51.36 | 32.02 | 57.83 | 72.94 | 74.51 | 80.34 | 95.16 | 65.87 | 60.69 | 30.74 | 45.47 | 48.78 | 28.69 | 57.68 | 64.50 | 79.60 | 104.80 | 83.23 | 87.74 |
| R80mm/hari | 7.46 | 4.70 | 3.83 | 2.31 | 2.31 | 3.21 | 2.13 | 3.86 | 4.86 | 4.66 | 5.36 | 6.34 | 4.39 | 3.79 | 2.05 | 2.84 | 3.25 | 1.91 | 3.85 | 4.03 | 5.31 | 6.99 | 5.55 | 5.48 |
| Reff Padimm/hari | 5.22 | 3.29 | 2.68 | 1.62 | 1.61 | 2.25 | 1.49 | 2.70 | 3.40 | 3.26 | 3.75 | 4.44 | 3.07 | 2.66 | 1.43 | 1.99 | 2.28 | 1.34 | 2.69 | 2.82 | 3.71 | 4.89 | 3.88 | 3.84 |
INTERPRETASI
Nilai R80 menggambarkan curah hujan yang dapat diandalkan pada probabilitas 80%. Hujan efektif padi pada modul ini dihitung sebesar 70% dari R80 harian dan dapat digunakan sebagai input awal analisis kebutuhan air irigasi dengan tetap memperhatikan metode desain dan data lapangan yang digunakan pada studi.