HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Sidomulyo, Kec. Sidorejo, Magetan, Prov. Jawa Timur
GPM01D_E11125_S0765
Panjang Data
28
tahun tersedia
R80 Rata-rata
3.59
mm/hari
Reff Padi Rata-rata
2.51
mm/hari
Reff Padi Maksimum
6.02
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 | 77.63 | 102.39 | 137.02 | 296.89 | 240.49 | 162.56 | 199.22 | 134.34 | 32.53 | 8.98 | 118.83 | 80.73 | 77.17 | 101.84 | 11.73 | 17.42 | 10.63 | 71.54 | 54.58 | 177.69 | 175.98 | 112.34 | 98.11 | 216.90 |
| 1999 | 99.10 | 145.78 | 48.97 | 139.25 | 186.18 | 100.89 | 128.49 | 34.06 | 35.65 | 9.61 | 12.22 | 25.31 | 25.74 | 15.19 | 15.76 | 9.59 | 7.44 | 14.41 | 76.10 | 138.67 | 171.03 | 196.55 | 169.13 | 123.68 |
| 2000 | 172.28 | 202.73 | 87.29 | 86.16 | 135.40 | 173.36 | 211.71 | 107.57 | 69.39 | 107.23 | 22.61 | 12.02 | 5.15 | 25.51 | 6.57 | 20.38 | 17.49 | 24.35 | 76.44 | 207.14 | 325.06 | 161.98 | 96.96 | 76.92 |
| 2001 | 108.31 | 247.55 | 216.34 | 52.37 | 182.10 | 342.45 | 246.32 | 195.47 | 68.37 | 30.98 | 168.90 | 11.95 | 15.53 | 58.66 | 8.06 | 3.57 | 29.57 | 27.63 | 52.43 | 216.20 | 123.40 | 277.48 | 74.11 | 140.75 |
| 2002 | 76.02 | 358.71 | 275.52 | 231.69 | 120.15 | 258.91 | 150.07 | 85.20 | 63.18 | 4.41 | 8.41 | 3.92 | 8.25 | 17.45 | 12.16 | 0.82 | 4.73 | 5.88 | 3.21 | 50.56 | 46.93 | 157.95 | 124.74 | 235.42 |
| 2003 | 58.18 | 165.14 | 186.16 | 290.63 | 239.09 | 74.80 | 64.29 | 28.07 | 102.85 | 18.11 | 4.74 | 8.64 | 8.57 | 4.36 | 0.08 | 0.78 | 9.90 | 9.36 | 38.99 | 83.83 | 40.79 | 234.80 | 255.14 | 82.18 |
| 2004 | 69.99 | 294.99 | 168.50 | 257.43 | 167.80 | 92.64 | 36.22 | 63.74 | 49.25 | 70.18 | 32.29 | 8.47 | 76.26 | 8.92 | 6.06 | 1.67 | 5.96 | 11.20 | 0.61 | 31.28 | 41.38 | 336.88 | 107.08 | 227.21 |
| 2005 | 73.15 | 134.30 | 151.98 | 144.83 | 142.89 | 184.58 | 205.19 | 39.44 | 53.38 | 21.77 | 43.60 | 177.27 | 75.82 | 8.04 | 5.41 | 35.08 | 16.93 | 34.11 | 51.74 | 139.49 | 20.32 | 149.03 | 185.46 | 187.14 |
| 2006 | 184.49 | 261.51 | 83.71 | 222.72 | 86.97 | 158.32 | 105.90 | 70.82 | 82.08 | 110.91 | 5.61 | 0.68 | 1.73 | 5.30 | 1.93 | 7.48 | 0.09 | 2.29 | 0.84 | 5.05 | 32.36 | 50.09 | 44.14 | 212.22 |
| 2007 | 4.61 | 64.18 | 174.23 | 221.17 | 112.66 | 345.01 | 137.34 | 148.80 | 25.87 | 59.70 | 21.05 | 28.61 | 3.91 | 7.26 | 5.69 | 2.66 | 9.04 | 1.57 | 5.99 | 92.54 | 164.38 | 17.74 | 163.99 | 352.90 |
| 2008 | 91.52 | 130.68 | 272.57 | 282.77 | 272.02 | 255.34 | 137.45 | 58.90 | 71.35 | 10.60 | 8.84 | 3.84 | 10.13 | 3.44 | 19.09 | 4.08 | 7.52 | 4.09 | 147.33 | 65.55 | 294.08 | 188.09 | 143.08 | 188.46 |
| 2009 | 75.26 | 329.86 | 138.20 | 257.65 | 131.34 | 114.93 | 63.86 | 74.90 | 79.01 | 160.82 | 27.15 | 18.87 | 5.75 | 18.50 | 2.51 | 13.23 | 9.89 | 14.03 | 21.27 | 28.82 | 58.51 | 155.03 | 38.49 | 166.93 |
| 2010 | 200.01 | 350.51 | 201.81 | 223.48 | 231.06 | 270.19 | 174.44 | 164.40 | 241.20 | 88.04 | 98.21 | 60.30 | 69.88 | 99.93 | 44.83 | 86.19 | 120.90 | 165.77 | 113.79 | 183.54 | 151.57 | 125.99 | 315.38 | 121.19 |
| 2011 | 111.60 | 224.22 | 119.56 | 116.30 | 119.01 | 161.74 | 184.40 | 102.45 | 207.58 | 9.44 | 23.01 | 17.60 | 14.11 | 37.60 | 7.99 | 0.94 | 12.27 | 3.83 | 2.60 | 92.48 | 170.10 | 219.80 | 192.22 | 171.93 |
| 2012 | 190.22 | 99.70 | 79.22 | 118.46 | 152.95 | 93.14 | 115.67 | 87.64 | 66.33 | 16.28 | 69.93 | 8.62 | 5.39 | 3.52 | 2.27 | 5.75 | 1.57 | 3.86 | 26.89 | 67.98 | 62.69 | 204.38 | 167.99 | 239.25 |
| 2013 | 195.34 | 214.71 | 170.06 | 158.05 | 174.97 | 161.23 | 220.21 | 85.38 | 34.28 | 161.68 | 103.02 | 134.28 | 86.12 | 22.15 | 6.65 | 11.40 | 11.69 | 8.66 | 3.33 | 82.80 | 118.67 | 55.50 | 207.65 | 68.95 |
| 2014 | 298.50 | 170.23 | 97.67 | 172.06 | 181.39 | 173.28 | 177.79 | 93.14 | 95.47 | 39.72 | 17.13 | 84.27 | 80.06 | 20.21 | 15.03 | 4.98 | 7.60 | 14.95 | 1.62 | 38.19 | 115.76 | 140.03 | 152.36 | 198.23 |
| 2015 | 65.30 | 204.09 | 223.10 | 97.51 | 210.16 | 164.09 | 180.81 | 146.76 | 149.02 | 5.61 | 15.97 | 7.09 | 3.94 | 5.06 | 1.42 | 1.10 | 7.11 | 4.99 | 3.41 | 4.72 | 106.99 | 139.43 | 183.67 | 87.38 |
| 2016 | 64.20 | 145.58 | 263.04 | 164.47 | 148.81 | 134.33 | 155.22 | 83.73 | 124.55 | 77.61 | 43.31 | 70.80 | 73.36 | 63.45 | 142.44 | 21.97 | 125.28 | 193.39 | 172.98 | 75.07 | 144.33 | 205.12 | 118.34 | 91.30 |
| 2017 | 120.67 | 181.94 | 159.23 | 238.29 | 190.95 | 182.98 | 106.62 | 173.24 | 67.17 | 84.67 | 44.75 | 35.46 | 14.10 | 20.59 | 2.74 | 8.94 | 5.43 | 79.34 | 59.56 | 143.68 | 136.35 | 286.47 | 132.82 | 118.99 |
| 2018 | 148.05 | 129.11 | 164.11 | 314.12 | 212.27 | 112.15 | 85.05 | 83.65 | 12.57 | 15.60 | 9.43 | 29.97 | 8.39 | 6.94 | 2.49 | 6.63 | 1.04 | 24.39 | 50.75 | 3.01 | 102.84 | 192.34 | 146.80 | 111.80 |
| 2019 | 121.03 | 198.31 | 137.26 | 218.84 | 199.69 | 138.08 | 203.96 | 107.90 | 37.07 | 7.26 | 5.20 | 1.07 | 29.41 | 5.08 | 1.58 | 8.74 | 7.83 | 6.28 | 11.25 | 23.27 | 82.62 | 36.83 | 126.74 | 253.86 |
| 2020 | 142.83 | 69.90 | 221.07 | 235.85 | 200.44 | 152.57 | 156.75 | 93.20 | 90.29 | 125.04 | 10.26 | 14.51 | 49.37 | 10.17 | 66.61 | 9.44 | 22.16 | 14.07 | 26.48 | 157.08 | 100.33 | 164.08 | 309.44 | 159.87 |
| 2021 | 167.77 | 143.06 | 297.68 | 252.14 | 215.12 | 173.99 | 241.49 | 28.73 | 89.59 | 63.88 | 21.41 | 113.82 | 15.06 | 5.55 | 30.12 | 12.49 | 78.80 | 32.67 | 4.08 | 127.66 | 178.87 | 175.74 | 184.54 | 199.89 |
| 2022 | 148.81 | 200.29 | 162.83 | 84.84 | 178.16 | 197.97 | 62.75 | 191.56 | 85.39 | 132.06 | 113.03 | 23.16 | 38.38 | 27.27 | 83.42 | 10.72 | 84.29 | 28.59 | 115.95 | 174.41 | 138.69 | 234.67 | 90.07 | 183.88 |
| 2023 | 47.90 | 195.15 | 217.36 | 190.18 | 70.97 | 266.92 | 126.07 | 110.68 | 126.33 | 1.41 | 20.86 | 1.95 | 23.58 | 1.47 | 2.25 | 6.87 | 3.34 | 8.46 | 14.74 | 44.92 | 87.53 | 134.07 | 156.63 | 119.78 |
| 2024 | 149.82 | 105.49 | 162.38 | 180.89 | 332.83 | 17.89 | 219.51 | 165.42 | 13.43 | 35.21 | 63.12 | 41.66 | 33.55 | 2.74 | 17.68 | 7.03 | 3.39 | 65.83 | 13.00 | 86.98 | 111.54 | 226.52 | 251.97 | 110.46 |
| 2025 | 151.68 | 230.29 | 67.19 | 281.64 | 181.33 | 176.51 | 171.79 | 62.09 | 232.85 | 149.76 | 60.48 | 22.09 | 33.72 | 3.93 | 22.05 | 87.52 | 21.59 | 185.81 | – | – | – | – | – | – |
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 | 69.05 | 124.38 | 95.59 | 118.03 | 129.10 | 109.90 | 101.73 | 61.45 | 35.37 | 9.35 | 9.31 | 6.45 | 5.68 | 4.27 | 2.26 | 2.46 | 4.46 | 4.81 | 3.28 | 30.29 | 53.88 | 120.53 | 97.65 | 102.79 |
| R80mm/hari | 4.60 | 7.77 | 6.83 | 8.43 | 8.61 | 6.87 | 6.78 | 4.10 | 2.36 | 0.58 | 0.62 | 0.43 | 0.38 | 0.27 | 0.15 | 0.15 | 0.30 | 0.32 | 0.22 | 1.89 | 3.59 | 8.04 | 6.51 | 6.42 |
| Reff Padimm/hari | 3.22 | 5.44 | 4.78 | 5.90 | 6.02 | 4.81 | 4.75 | 2.87 | 1.65 | 0.41 | 0.43 | 0.30 | 0.26 | 0.19 | 0.11 | 0.11 | 0.21 | 0.22 | 0.15 | 1.33 | 2.51 | 5.62 | 4.56 | 4.50 |
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.