HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Sangkan Gunung, Kec. Sidemen, Karangasem, Prov. Bali
GPM01D_E11545_S0845
Panjang Data
28
tahun tersedia
R80 Rata-rata
1.87
mm/hari
Reff Padi Rata-rata
1.31
mm/hari
Reff Padi Maksimum
5.56
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 | 64.61 | 189.22 | 52.64 | 87.63 | 49.77 | 122.44 | 77.99 | 54.62 | 8.09 | 71.02 | 32.82 | 61.19 | 69.31 | 32.62 | 1.07 | 9.01 | 1.01 | 74.77 | 49.03 | 165.00 | 75.87 | 81.71 | 55.13 | 259.43 |
| 1999 | 85.75 | 390.27 | 188.51 | 192.42 | 208.56 | 119.54 | 271.63 | 44.65 | 15.55 | 0.01 | 0.61 | 32.45 | 15.21 | 13.34 | 8.44 | 0.24 | 0.82 | 0.40 | 80.02 | 144.23 | 125.05 | 84.48 | 161.57 | 163.98 |
| 2000 | 149.67 | 163.46 | 118.61 | 164.97 | 258.80 | 124.01 | 156.41 | 107.50 | 23.50 | 208.22 | 27.93 | 24.54 | 0.64 | 27.77 | 17.39 | 0.05 | 2.71 | 6.73 | 131.40 | 64.34 | 103.71 | 281.39 | 61.94 | 32.64 |
| 2001 | 236.17 | 101.11 | 162.35 | 25.25 | 80.71 | 218.61 | 33.42 | 23.91 | 7.98 | 45.87 | 151.10 | 5.47 | 8.48 | 25.68 | 6.42 | 11.77 | 0.00 | 0.79 | 2.03 | 50.58 | 27.24 | 125.81 | 145.72 | 47.22 |
| 2002 | 52.90 | 185.02 | 258.89 | 153.12 | 97.16 | 78.58 | 73.84 | 15.64 | 5.86 | 0.00 | 6.66 | 1.05 | 1.12 | 0.68 | 0.43 | 6.94 | 7.15 | 0.23 | 0.30 | 3.03 | 14.63 | 146.01 | 88.21 | 203.27 |
| 2003 | 185.51 | 301.10 | 73.82 | 217.92 | 202.58 | 39.26 | 112.22 | 3.51 | 78.55 | 0.69 | 1.19 | 21.16 | 4.20 | 1.84 | 0.12 | 3.16 | 1.12 | 2.89 | 16.84 | 3.98 | 18.15 | 128.06 | 91.55 | 156.23 |
| 2004 | 121.75 | 154.38 | 121.94 | 215.37 | 213.06 | 49.60 | 9.23 | 6.37 | 40.28 | 85.43 | 40.24 | 0.24 | 8.31 | 8.91 | 13.02 | 1.82 | 3.92 | 54.81 | 20.88 | 17.23 | 7.87 | 155.55 | 106.53 | 152.69 |
| 2005 | 10.09 | 153.94 | 167.07 | 69.64 | 95.55 | 115.13 | 229.61 | 3.48 | 3.09 | 19.55 | 12.10 | 14.11 | 18.84 | 0.98 | 2.03 | 3.19 | 1.28 | 9.30 | 2.33 | 109.77 | 0.80 | 151.44 | 192.30 | 188.82 |
| 2006 | 137.42 | 247.53 | 23.09 | 224.32 | 83.05 | 186.13 | 101.71 | 71.32 | 73.03 | 73.20 | 9.44 | 3.53 | 5.26 | 4.33 | 7.40 | 1.13 | 0.26 | 0.00 | 5.97 | 0.63 | 8.90 | 54.79 | 25.99 | 102.98 |
| 2007 | 63.29 | 46.35 | 76.92 | 133.33 | 172.36 | 167.94 | 128.65 | 67.29 | 15.26 | 44.14 | 6.90 | 83.29 | 1.87 | 3.78 | 4.11 | 11.61 | 3.48 | 8.19 | 0.27 | 7.78 | 122.12 | 8.14 | 48.75 | 264.99 |
| 2008 | 169.36 | 63.66 | 187.87 | 167.06 | 45.43 | 262.99 | 64.70 | 28.85 | 56.05 | 17.24 | 14.70 | 2.87 | 0.94 | 0.69 | 9.48 | 9.10 | 17.67 | 2.93 | 71.07 | 72.86 | 65.89 | 165.64 | 209.22 | 104.09 |
| 2009 | 370.21 | 148.02 | 150.91 | 220.81 | 137.88 | 64.35 | 52.33 | 42.44 | 85.84 | 49.04 | 3.49 | 0.52 | 0.49 | 6.99 | 3.23 | 0.46 | 7.03 | 5.37 | 37.40 | 6.01 | 34.75 | 24.25 | 64.17 | 203.16 |
| 2010 | 190.42 | 184.56 | 187.37 | 56.95 | 70.75 | 66.20 | 87.18 | 154.09 | 157.00 | 70.26 | 81.99 | 36.83 | 83.00 | 82.55 | 6.87 | 12.79 | 93.15 | 155.18 | 108.44 | 139.78 | 70.89 | 118.44 | 125.56 | 169.34 |
| 2011 | 177.37 | 131.25 | 123.26 | 57.82 | 267.22 | 108.21 | 193.08 | 31.25 | 158.40 | 7.01 | 0.21 | 1.66 | 6.29 | 1.24 | 1.15 | 1.38 | 0.00 | 0.11 | 4.79 | 67.42 | 124.14 | 84.45 | 81.59 | 163.19 |
| 2012 | 235.05 | 242.51 | 129.06 | 55.40 | 247.06 | 133.46 | 12.08 | 23.23 | 142.21 | 2.55 | 9.52 | 7.38 | 6.00 | 20.05 | 0.40 | 1.71 | 0.00 | 4.98 | 11.82 | 6.91 | 51.54 | 33.41 | 158.73 | 89.96 |
| 2013 | 212.12 | 181.95 | 33.29 | 114.60 | 140.85 | 21.38 | 96.67 | 14.51 | 25.27 | 99.14 | 143.10 | 37.52 | 49.37 | 7.78 | 1.08 | 0.84 | 2.70 | 0.05 | 5.76 | 6.04 | 28.53 | 172.92 | 101.31 | 211.00 |
| 2014 | 145.02 | 193.99 | 109.71 | 62.04 | 70.29 | 51.04 | 27.72 | 52.19 | 27.60 | 11.80 | 0.60 | 2.61 | 14.45 | 2.83 | 1.09 | 2.50 | 0.00 | 0.01 | 0.26 | 0.00 | 4.38 | 117.11 | 157.72 | 141.01 |
| 2015 | 99.01 | 200.22 | 98.49 | 94.49 | 270.56 | 20.53 | 42.72 | 162.16 | 103.33 | 0.00 | 0.55 | 0.79 | 3.07 | 0.29 | 3.09 | 0.11 | 0.00 | 0.00 | 0.00 | 0.00 | 63.64 | 14.95 | 54.45 | 98.84 |
| 2016 | 2.15 | 138.47 | 294.25 | 151.30 | 65.98 | 25.05 | 67.07 | 4.26 | 90.30 | 36.87 | 26.22 | 147.52 | 13.10 | 135.29 | 3.49 | 0.20 | 24.44 | 46.76 | 55.23 | 58.13 | 53.46 | 129.21 | 175.66 | 132.64 |
| 2017 | 97.44 | 203.07 | 289.61 | 6.93 | 44.07 | 159.20 | 122.60 | 21.94 | 31.85 | 38.25 | 109.82 | 26.18 | 2.40 | 5.14 | 2.73 | 2.14 | 0.06 | 7.53 | 64.94 | 42.44 | 75.76 | 214.09 | 107.63 | 243.46 |
| 2018 | 146.30 | 352.53 | 192.09 | 128.28 | 134.51 | 69.66 | 2.91 | 11.45 | 4.28 | 7.17 | 5.04 | 36.06 | 3.21 | 6.09 | 1.25 | 0.00 | 3.81 | 1.14 | 0.00 | 0.20 | 119.49 | 136.28 | 35.43 | 50.91 |
| 2019 | 112.90 | 221.44 | 184.35 | 25.16 | 93.75 | 214.18 | 142.58 | 22.52 | 2.15 | 0.00 | 6.75 | 0.00 | 2.68 | 0.33 | 0.18 | 0.26 | 0.00 | 0.00 | 0.69 | 0.00 | 37.98 | 2.44 | 36.99 | 54.47 |
| 2020 | 67.10 | 77.16 | 132.69 | 140.44 | 276.34 | 62.28 | 90.55 | 14.94 | 26.85 | 132.72 | 5.88 | 0.99 | 13.58 | 0.58 | 0.28 | 0.34 | 4.50 | 22.07 | 78.43 | 66.44 | 6.41 | 85.77 | 221.87 | 50.34 |
| 2021 | 180.74 | 259.17 | 258.85 | 200.19 | 194.49 | 103.33 | 104.74 | 2.79 | 1.08 | 2.14 | 10.71 | 133.86 | 4.39 | 1.95 | 38.16 | 0.95 | 82.26 | 16.65 | 2.33 | 97.58 | 134.11 | 164.41 | 257.96 | 105.57 |
| 2022 | 193.33 | 150.15 | 103.87 | 116.81 | 123.10 | 177.68 | 23.96 | 128.91 | 52.04 | 84.97 | 87.23 | 13.12 | 25.26 | 0.24 | 47.59 | 0.47 | 4.19 | 28.57 | 187.43 | 252.71 | 98.04 | 181.76 | 14.57 | 212.64 |
| 2023 | 85.60 | 164.75 | 254.57 | 134.33 | 61.94 | 116.95 | 138.09 | 91.25 | 49.37 | 0.00 | 1.09 | 1.17 | 50.10 | 0.05 | 0.57 | 0.39 | 0.52 | 0.00 | 0.66 | 2.85 | 23.88 | 53.33 | 132.35 | 31.82 |
| 2024 | 56.95 | 110.95 | 149.84 | 27.84 | 222.24 | 47.19 | 87.98 | 148.86 | 0.06 | 2.28 | 11.43 | 0.54 | 48.07 | 0.81 | 0.05 | 0.08 | 5.15 | 1.95 | 0.40 | 51.83 | 39.97 | 74.74 | 269.88 | 253.85 |
| 2025 | 148.54 | 243.36 | 148.84 | 178.07 | 16.38 | 190.39 | 47.33 | 71.36 | 244.16 | 87.73 | 26.93 | 28.02 | 7.20 | 0.52 | 0.00 | 4.17 | 109.86 | 56.96 | – | – | – | – | – | – |
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 | 64.35 | 127.19 | 94.17 | 56.64 | 65.17 | 49.11 | 32.28 | 10.43 | 5.54 | 0.55 | 1.17 | 0.95 | 2.29 | 0.56 | 0.37 | 0.23 | 0.00 | 0.04 | 0.36 | 1.96 | 12.34 | 45.36 | 52.17 | 53.05 |
| R80mm/hari | 4.29 | 7.95 | 6.73 | 4.05 | 4.34 | 3.07 | 2.15 | 0.70 | 0.37 | 0.03 | 0.08 | 0.06 | 0.15 | 0.04 | 0.02 | 0.01 | 0.00 | 0.00 | 0.02 | 0.12 | 0.82 | 3.02 | 3.48 | 3.32 |
| Reff Padimm/hari | 3.00 | 5.56 | 4.71 | 2.83 | 3.04 | 2.15 | 1.51 | 0.49 | 0.26 | 0.02 | 0.05 | 0.04 | 0.11 | 0.02 | 0.02 | 0.01 | 0.00 | 0.00 | 0.02 | 0.09 | 0.58 | 2.12 | 2.43 | 2.32 |
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.