HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Kalipelus, Kec. Kebonagung, Pacitan, Prov. Jawa Timur
GPM01D_E11115_S0825
Panjang Data
28
tahun tersedia
R80 Rata-rata
2.67
mm/hari
Reff Padi Rata-rata
1.87
mm/hari
Reff Padi Maksimum
4.89
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 | 10.88 | 176.70 | 159.75 | 238.23 | 256.35 | 124.02 | 100.13 | 187.34 | 47.50 | 8.48 | 118.95 | 115.53 | 85.34 | 98.48 | 14.55 | 14.83 | 1.45 | 101.55 | 40.64 | 287.36 | 257.55 | 68.61 | 30.92 | 261.42 |
| 1999 | 92.94 | 141.49 | 55.58 | 108.86 | 222.03 | 97.75 | 137.91 | 38.21 | 55.56 | 1.76 | 27.42 | 4.88 | 8.46 | 1.02 | 10.62 | 7.07 | 1.11 | 11.23 | 43.46 | 59.36 | 217.43 | 109.95 | 146.95 | 100.81 |
| 2000 | 117.86 | 242.46 | 122.91 | 98.85 | 107.76 | 167.18 | 157.23 | 119.17 | 58.29 | 120.54 | 27.37 | 10.28 | 0.47 | 2.16 | 3.69 | 23.33 | 36.34 | 12.77 | 101.88 | 193.83 | 284.41 | 181.60 | 41.52 | 38.13 |
| 2001 | 181.40 | 172.04 | 256.42 | 14.18 | 140.98 | 367.88 | 279.72 | 84.26 | 45.60 | 32.61 | 179.49 | 3.13 | 10.03 | 11.17 | 0.48 | 8.45 | 11.26 | 29.27 | 52.30 | 277.91 | 156.85 | 238.12 | 150.97 | 64.68 |
| 2002 | 67.55 | 368.56 | 354.50 | 162.28 | 96.35 | 186.40 | 176.45 | 65.93 | 70.49 | 2.35 | 16.00 | 4.15 | 20.40 | 6.25 | 3.34 | 4.45 | 1.45 | 5.33 | 6.05 | 53.94 | 50.41 | 96.56 | 61.78 | 241.24 |
| 2003 | 112.28 | 115.21 | 203.86 | 196.48 | 199.35 | 86.83 | 32.58 | 20.19 | 78.96 | 16.30 | 4.69 | 8.68 | 1.42 | 5.18 | 6.13 | 9.03 | 22.73 | 2.56 | 16.66 | 111.04 | 16.61 | 245.78 | 208.29 | 120.38 |
| 2004 | 71.97 | 249.55 | 224.02 | 142.98 | 159.23 | 49.75 | 18.78 | 36.86 | 14.13 | 135.91 | 29.97 | 9.40 | 18.82 | 40.07 | 5.11 | 7.97 | 8.76 | 20.17 | 3.78 | 16.04 | 83.84 | 294.10 | 229.76 | 151.87 |
| 2005 | 45.52 | 202.87 | 99.35 | 190.29 | 67.46 | 257.69 | 163.69 | 39.25 | 27.47 | 9.76 | 21.03 | 181.83 | 172.60 | 3.62 | 7.34 | 16.74 | 12.39 | 85.10 | 12.94 | 163.08 | 20.68 | 158.53 | 297.36 | 130.21 |
| 2006 | 115.85 | 308.35 | 48.55 | 253.94 | 79.41 | 192.58 | 120.60 | 54.03 | 77.16 | 87.18 | 0.81 | 3.15 | 2.70 | 3.45 | 0.23 | 5.06 | 4.95 | 3.33 | 4.33 | 9.61 | 14.84 | 21.19 | 16.66 | 202.72 |
| 2007 | 13.83 | 50.14 | 112.12 | 306.40 | 87.03 | 283.43 | 108.38 | 137.63 | 48.69 | 38.62 | 8.47 | 32.42 | 2.09 | 6.22 | 13.01 | 5.44 | 2.04 | 2.65 | 5.57 | 80.22 | 196.93 | 0.47 | 252.40 | 265.05 |
| 2008 | 211.55 | 40.55 | 215.07 | 301.17 | 173.86 | 311.36 | 138.14 | 33.61 | 64.10 | 13.30 | 10.45 | 0.66 | 1.18 | 2.55 | 12.47 | 13.71 | 14.79 | 10.84 | 153.32 | 81.72 | 354.75 | 248.18 | 202.31 | 73.36 |
| 2009 | 231.02 | 164.71 | 248.63 | 138.90 | 102.35 | 74.43 | 62.76 | 52.91 | 119.29 | 81.28 | 22.17 | 6.51 | 1.41 | 26.97 | 0.85 | 6.06 | 32.10 | 9.16 | 27.77 | 74.83 | 29.37 | 221.79 | 44.71 | 159.72 |
| 2010 | 219.72 | 192.94 | 285.57 | 135.41 | 258.87 | 236.52 | 167.55 | 169.39 | 255.80 | 145.11 | 114.18 | 59.69 | 123.67 | 85.95 | 20.12 | 58.34 | 200.19 | 173.16 | 45.98 | 312.59 | 217.00 | 159.53 | 188.09 | 226.10 |
| 2011 | 257.06 | 84.12 | 133.69 | 98.25 | 117.96 | 145.47 | 199.02 | 55.73 | 173.04 | 46.23 | 21.23 | 7.09 | 5.64 | 4.14 | 1.14 | 5.45 | 3.37 | 4.70 | 0.26 | 17.67 | 162.92 | 171.07 | 124.90 | 235.35 |
| 2012 | 153.54 | 130.42 | 142.30 | 105.62 | 128.28 | 102.76 | 94.92 | 66.41 | 86.45 | 8.67 | 21.70 | 2.43 | 8.92 | 6.19 | 1.07 | 4.79 | 0.51 | 7.92 | 5.37 | 32.34 | 36.47 | 210.57 | 311.57 | 137.50 |
| 2013 | 353.88 | 97.94 | 74.59 | 170.47 | 177.40 | 135.63 | 111.48 | 105.71 | 36.01 | 125.80 | 197.01 | 92.69 | 177.24 | 6.68 | 7.49 | 2.46 | 5.38 | 6.80 | 1.78 | 69.47 | 85.77 | 101.64 | 116.23 | 179.84 |
| 2014 | 337.74 | 159.13 | 143.66 | 113.62 | 90.87 | 143.38 | 70.35 | 65.67 | 88.72 | 19.87 | 1.34 | 109.19 | 6.06 | 1.98 | 1.82 | 0.00 | 1.84 | 4.36 | 6.62 | 4.95 | 56.09 | 267.74 | 102.84 | 229.34 |
| 2015 | 73.22 | 187.54 | 198.84 | 69.67 | 298.61 | 73.50 | 110.43 | 205.25 | 182.99 | 0.00 | 13.51 | 3.08 | 0.87 | 0.00 | 0.54 | 1.44 | 1.03 | 1.49 | 3.31 | 0.00 | 64.58 | 115.67 | 169.87 | 72.61 |
| 2016 | 20.89 | 180.20 | 328.62 | 87.26 | 53.36 | 211.54 | 251.06 | 46.95 | 201.47 | 68.50 | 88.28 | 70.34 | 106.15 | 72.57 | 71.37 | 32.28 | 63.48 | 287.65 | 202.64 | 72.43 | 118.70 | 207.06 | 217.87 | 53.26 |
| 2017 | 88.65 | 238.49 | 269.01 | 80.55 | 53.14 | 234.50 | 83.79 | 159.37 | 56.02 | 47.06 | 19.72 | 52.33 | 8.65 | 17.23 | 3.45 | 2.86 | 0.32 | 63.87 | 154.82 | 53.46 | 104.00 | 436.70 | 92.02 | 175.36 |
| 2018 | 118.33 | 218.61 | 337.11 | 93.25 | 134.51 | 120.09 | 38.58 | 27.11 | 1.73 | 10.29 | 0.00 | 36.87 | 2.60 | 2.16 | 1.72 | 1.83 | 0.40 | 6.17 | 1.33 | 8.54 | 242.90 | 127.92 | 189.65 | 77.40 |
| 2019 | 63.18 | 231.13 | 59.59 | 199.94 | 277.99 | 70.88 | 112.37 | 91.91 | 0.54 | 0.00 | 6.37 | 0.29 | 0.00 | 4.65 | 1.34 | 4.55 | 1.58 | 0.32 | 4.07 | 50.74 | 91.21 | 4.61 | 44.57 | 161.16 |
| 2020 | 155.56 | 88.59 | 198.20 | 228.92 | 310.18 | 109.24 | 138.01 | 56.11 | 24.45 | 195.32 | 44.80 | 7.74 | 14.47 | 0.82 | 21.10 | 4.72 | 8.16 | 99.28 | 64.89 | 151.97 | 131.95 | 154.45 | 246.17 | 130.53 |
| 2021 | 135.92 | 192.45 | 332.90 | 196.13 | 106.92 | 144.76 | 224.59 | 0.64 | 1.18 | 11.51 | 34.14 | 175.87 | 12.66 | 7.07 | 27.48 | 2.41 | 90.58 | 7.65 | 6.11 | 210.53 | 249.71 | 155.79 | 157.33 | 240.30 |
| 2022 | 161.67 | 142.58 | 205.10 | 97.59 | 150.04 | 151.76 | 32.96 | 169.81 | 69.37 | 162.61 | 101.93 | 51.88 | 8.47 | 1.05 | 99.29 | 2.38 | 175.59 | 9.02 | 206.04 | 215.50 | 288.92 | 183.64 | 75.96 | 284.15 |
| 2023 | 38.54 | 186.99 | 206.60 | 208.09 | 25.08 | 182.16 | 152.32 | 51.89 | 147.64 | 0.15 | 22.68 | 9.48 | 79.03 | 0.67 | 1.90 | 0.00 | 1.76 | 2.71 | 0.57 | 3.65 | 23.33 | 176.95 | 115.29 | 93.38 |
| 2024 | 103.73 | 130.13 | 120.20 | 151.07 | 390.11 | 15.97 | 174.81 | 171.19 | 7.08 | 1.24 | 29.44 | 20.51 | 64.84 | 0.18 | 0.00 | 5.37 | 4.43 | 22.36 | 0.97 | 147.80 | 85.20 | 298.36 | 212.06 | 168.73 |
| 2025 | 141.37 | 233.88 | 41.95 | 318.68 | 127.02 | 210.95 | 167.64 | 38.97 | 264.60 | 240.84 | 56.14 | 33.82 | 24.82 | 1.04 | 2.70 | 198.91 | 48.49 | 134.06 | – | – | – | – | – | – |
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 | 59.65 | 111.75 | 94.39 | 96.72 | 85.51 | 84.35 | 68.83 | 37.94 | 22.38 | 2.23 | 8.05 | 3.15 | 1.42 | 1.04 | 1.02 | 2.40 | 1.38 | 3.21 | 2.69 | 13.47 | 33.63 | 99.61 | 54.95 | 75.78 |
| R80mm/hari | 3.98 | 6.98 | 6.74 | 6.91 | 5.70 | 5.27 | 4.59 | 2.53 | 1.49 | 0.14 | 0.54 | 0.21 | 0.09 | 0.06 | 0.07 | 0.15 | 0.09 | 0.21 | 0.18 | 0.84 | 2.24 | 6.64 | 3.66 | 4.74 |
| Reff Padimm/hari | 2.78 | 4.89 | 4.72 | 4.84 | 3.99 | 3.69 | 3.21 | 1.77 | 1.04 | 0.10 | 0.38 | 0.15 | 0.07 | 0.05 | 0.05 | 0.11 | 0.06 | 0.15 | 0.13 | 0.59 | 1.57 | 4.65 | 2.56 | 3.32 |
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.