HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Ekasari, Kec. Melaya, Jembrana, Prov. Bali
GPM01D_E11455_S0825
Panjang Data
28
tahun tersedia
R80 Rata-rata
2.07
mm/hari
Reff Padi Rata-rata
1.45
mm/hari
Reff Padi Maksimum
5.08
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 | 52.37 | 170.78 | 53.81 | 115.83 | 100.60 | 133.54 | 69.51 | 66.01 | 26.13 | 34.34 | 25.82 | 32.73 | 46.61 | 49.27 | 0.00 | 17.36 | 6.42 | 99.38 | 64.75 | 189.92 | 100.40 | 62.51 | 26.53 | 255.69 |
| 1999 | 195.42 | 166.13 | 134.75 | 205.50 | 133.57 | 168.24 | 187.57 | 59.87 | 47.01 | 0.50 | 0.36 | 1.97 | 23.10 | 1.04 | 13.47 | 0.23 | 0.14 | 0.04 | 64.69 | 80.56 | 174.81 | 117.44 | 86.93 | 258.35 |
| 2000 | 113.68 | 242.13 | 101.02 | 85.74 | 278.68 | 101.71 | 154.75 | 102.93 | 45.27 | 171.26 | 33.45 | 20.86 | 0.52 | 16.52 | 4.50 | 0.20 | 1.58 | 8.75 | 22.96 | 149.48 | 225.20 | 170.49 | 37.94 | 51.42 |
| 2001 | 124.52 | 130.25 | 163.76 | 12.19 | 88.28 | 203.19 | 101.42 | 43.79 | 0.42 | 28.07 | 141.59 | 4.13 | 10.38 | 58.42 | 20.07 | 5.30 | 0.00 | 21.78 | 5.45 | 166.65 | 31.80 | 138.94 | 95.56 | 128.62 |
| 2002 | 87.85 | 272.19 | 332.26 | 123.22 | 151.12 | 88.49 | 93.32 | 25.01 | 62.86 | 2.16 | 5.11 | 0.41 | 0.08 | 0.20 | 4.16 | 2.18 | 31.58 | 1.10 | 0.29 | 0.16 | 51.83 | 101.91 | 103.55 | 222.17 |
| 2003 | 157.55 | 244.51 | 80.67 | 258.30 | 208.78 | 36.15 | 83.07 | 20.91 | 131.70 | 0.29 | 19.49 | 23.90 | 5.87 | 1.36 | 0.00 | 0.81 | 3.73 | 3.95 | 5.89 | 1.62 | 30.97 | 171.40 | 98.90 | 137.44 |
| 2004 | 127.19 | 159.78 | 134.00 | 292.17 | 166.51 | 169.45 | 32.90 | 11.95 | 9.54 | 61.91 | 13.32 | 0.19 | 11.27 | 1.95 | 3.00 | 2.82 | 16.40 | 14.53 | 2.61 | 31.12 | 1.24 | 122.04 | 55.39 | 161.26 |
| 2005 | 5.61 | 174.03 | 97.70 | 202.43 | 72.31 | 151.85 | 178.25 | 15.47 | 6.29 | 18.71 | 38.50 | 45.49 | 41.70 | 0.38 | 0.69 | 42.45 | 0.40 | 2.65 | 6.73 | 73.87 | 2.66 | 165.26 | 212.48 | 180.62 |
| 2006 | 137.62 | 157.13 | 30.72 | 250.02 | 106.01 | 190.46 | 122.67 | 54.49 | 63.91 | 86.44 | 6.51 | 4.39 | 6.15 | 3.25 | 2.21 | 0.86 | 0.27 | 0.44 | 0.60 | 0.58 | 21.57 | 34.06 | 15.82 | 148.47 |
| 2007 | 39.83 | 86.65 | 109.61 | 145.21 | 137.02 | 217.11 | 141.52 | 43.94 | 19.00 | 59.96 | 15.02 | 32.78 | 2.16 | 20.13 | 3.16 | 12.26 | 1.95 | 0.98 | 0.38 | 7.80 | 133.16 | 4.74 | 43.49 | 162.13 |
| 2008 | 122.68 | 79.79 | 196.30 | 136.44 | 92.91 | 252.69 | 44.86 | 34.49 | 44.90 | 2.91 | 17.27 | 4.78 | 0.94 | 3.19 | 6.91 | 2.77 | 13.95 | 24.61 | 75.90 | 49.14 | 61.25 | 97.42 | 178.58 | 116.47 |
| 2009 | 128.20 | 235.87 | 173.46 | 151.18 | 125.13 | 28.86 | 129.78 | 20.22 | 102.16 | 50.54 | 5.80 | 0.11 | 3.48 | 7.03 | 2.72 | 0.94 | 11.04 | 8.42 | 50.15 | 35.97 | 52.22 | 28.62 | 48.61 | 210.88 |
| 2010 | 197.19 | 149.93 | 157.69 | 49.29 | 115.54 | 72.45 | 118.97 | 127.17 | 241.49 | 37.60 | 91.86 | 21.39 | 59.74 | 75.07 | 16.57 | 25.68 | 50.08 | 206.06 | 160.46 | 149.08 | 71.20 | 43.48 | 115.71 | 142.30 |
| 2011 | 122.63 | 118.04 | 83.28 | 71.71 | 154.82 | 161.31 | 135.06 | 50.57 | 166.86 | 30.34 | 2.85 | 2.31 | 5.34 | 2.33 | 0.96 | 5.10 | 2.43 | 0.75 | 3.95 | 50.58 | 104.79 | 102.86 | 56.53 | 201.23 |
| 2012 | 181.24 | 187.54 | 79.87 | 93.65 | 143.96 | 85.01 | 31.96 | 43.65 | 144.22 | 5.82 | 20.52 | 6.27 | 3.72 | 21.23 | 3.71 | 0.00 | 2.40 | 3.32 | 12.17 | 14.86 | 33.00 | 68.86 | 110.57 | 127.90 |
| 2013 | 284.00 | 162.93 | 55.06 | 104.82 | 191.32 | 43.67 | 125.63 | 40.55 | 24.98 | 82.15 | 121.01 | 28.89 | 85.72 | 22.91 | 1.02 | 0.02 | 1.37 | 0.33 | 3.64 | 16.00 | 58.84 | 142.40 | 86.29 | 168.23 |
| 2014 | 110.01 | 185.72 | 113.96 | 102.68 | 77.79 | 40.52 | 44.94 | 56.92 | 60.24 | 10.49 | 4.91 | 8.73 | 90.25 | 6.96 | 2.76 | 0.00 | 0.34 | 0.41 | 0.00 | 0.00 | 91.54 | 58.20 | 130.48 | 127.97 |
| 2015 | 81.68 | 154.25 | 125.33 | 92.81 | 256.34 | 45.40 | 41.48 | 162.89 | 71.55 | 45.61 | 33.53 | 5.15 | 2.47 | 1.10 | 12.07 | 0.00 | 0.38 | 0.25 | 1.03 | 0.00 | 35.22 | 22.00 | 63.17 | 108.90 |
| 2016 | 0.18 | 171.83 | 286.95 | 116.49 | 103.61 | 27.65 | 146.16 | 9.76 | 69.75 | 54.66 | 20.44 | 140.00 | 24.78 | 144.64 | 41.33 | 0.00 | 0.00 | 95.09 | 109.92 | 39.03 | 48.72 | 130.85 | 199.15 | 94.46 |
| 2017 | 80.61 | 206.57 | 253.30 | 16.60 | 53.50 | 158.04 | 130.80 | 14.25 | 86.27 | 34.35 | 137.04 | 37.63 | 2.70 | 11.75 | 0.00 | 6.30 | 0.37 | 8.60 | 75.26 | 10.82 | 102.11 | 169.48 | 100.31 | 189.23 |
| 2018 | 139.51 | 304.68 | 195.51 | 173.91 | 142.95 | 80.12 | 45.59 | 23.72 | 14.12 | 10.93 | 0.20 | 37.25 | 1.86 | 2.60 | 0.00 | 0.00 | 1.87 | 0.00 | 0.00 | 0.00 | 72.41 | 177.34 | 46.16 | 85.63 |
| 2019 | 81.49 | 217.12 | 149.42 | 62.69 | 142.62 | 166.79 | 187.98 | 23.13 | 14.62 | 15.01 | 22.65 | 0.00 | 0.22 | 2.00 | 0.00 | 4.29 | 0.00 | 0.00 | 0.00 | 0.00 | 22.20 | 4.35 | 54.31 | 88.80 |
| 2020 | 103.85 | 48.62 | 135.82 | 188.67 | 267.40 | 81.49 | 97.29 | 43.28 | 3.87 | 191.67 | 7.65 | 4.88 | 17.51 | 0.00 | 6.47 | 0.00 | 23.87 | 11.10 | 92.67 | 88.79 | 17.07 | 85.26 | 216.22 | 60.60 |
| 2021 | 184.41 | 173.92 | 280.30 | 191.12 | 148.61 | 120.73 | 124.23 | 8.25 | 6.83 | 21.92 | 0.00 | 166.04 | 7.12 | 2.76 | 13.38 | 1.11 | 93.41 | 22.48 | 1.48 | 92.71 | 175.70 | 162.06 | 242.55 | 109.76 |
| 2022 | 240.14 | 107.96 | 122.14 | 65.74 | 149.12 | 206.26 | 4.68 | 175.26 | 37.17 | 155.70 | 60.13 | 40.60 | 1.17 | 0.06 | 43.16 | 0.73 | 54.78 | 26.46 | 200.31 | 208.72 | 61.98 | 265.28 | 14.43 | 183.55 |
| 2023 | 44.75 | 174.17 | 266.57 | 149.10 | 87.17 | 126.34 | 89.49 | 75.65 | 43.18 | 0.00 | 11.49 | 0.00 | 56.36 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 29.31 | 47.93 | 66.27 | 40.55 |
| 2024 | 63.04 | 79.38 | 95.17 | 119.96 | 254.94 | 30.33 | 113.35 | 165.46 | 0.00 | 0.00 | 6.78 | 0.08 | 32.19 | 15.71 | 0.00 | 0.00 | 14.45 | 2.43 | 62.44 | 53.74 | 34.83 | 130.67 | 234.73 | 150.56 |
| 2025 | 107.13 | 184.74 | 73.94 | 185.74 | 112.76 | 148.24 | 76.76 | 69.53 | 144.27 | 130.65 | 26.44 | 22.01 | 57.63 | 0.00 | 3.29 | 2.32 | 122.26 | 69.15 | – | – | – | – | – | – |
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 | 60.91 | 116.02 | 80.51 | 70.51 | 91.98 | 43.04 | 44.92 | 19.27 | 9.00 | 2.76 | 5.07 | 0.36 | 1.72 | 0.34 | 0.00 | 0.00 | 0.24 | 0.31 | 0.34 | 0.10 | 26.47 | 39.71 | 45.09 | 92.19 |
| R80mm/hari | 4.06 | 7.25 | 5.75 | 5.04 | 6.13 | 2.69 | 2.99 | 1.28 | 0.60 | 0.17 | 0.34 | 0.02 | 0.11 | 0.02 | 0.00 | 0.00 | 0.02 | 0.02 | 0.02 | 0.01 | 1.76 | 2.65 | 3.01 | 5.76 |
| Reff Padimm/hari | 2.84 | 5.08 | 4.03 | 3.53 | 4.29 | 1.88 | 2.10 | 0.90 | 0.42 | 0.12 | 0.24 | 0.02 | 0.08 | 0.02 | 0.00 | 0.00 | 0.01 | 0.01 | 0.02 | 0.00 | 1.24 | 1.85 | 2.10 | 4.03 |
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.