HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Oi Saro, Kec. Sanggar, Bima, Prov. Nusa Tenggara Barat
GPM01D_E11825_S0835
Panjang Data
28
tahun tersedia
R80 Rata-rata
1.54
mm/hari
Reff Padi Rata-rata
1.08
mm/hari
Reff Padi Maksimum
4.03
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 | 11.96 | 193.02 | 57.92 | 95.55 | 70.02 | 45.18 | 47.84 | 125.80 | 8.58 | 25.33 | 14.23 | 16.97 | 47.13 | 49.55 | 0.00 | 10.12 | 0.00 | 67.98 | 9.04 | 129.15 | 66.19 | 69.92 | 119.52 | 120.45 |
| 1999 | 55.20 | 183.10 | 135.02 | 122.70 | 77.75 | 133.39 | 100.95 | 26.37 | 27.02 | 2.58 | 0.08 | 26.22 | 17.50 | 3.08 | 22.87 | 0.05 | 0.06 | 3.50 | 27.69 | 44.90 | 93.18 | 98.36 | 218.86 | 56.60 |
| 2000 | 60.45 | 222.42 | 133.24 | 91.89 | 129.44 | 36.41 | 101.61 | 131.87 | 17.43 | 88.17 | 4.60 | 8.09 | 0.57 | 0.00 | 6.74 | 2.86 | 0.83 | 0.12 | 40.65 | 25.95 | 62.37 | 88.81 | 83.43 | 14.64 |
| 2001 | 89.80 | 69.26 | 122.99 | 5.39 | 38.09 | 127.88 | 53.79 | 45.24 | 0.26 | 34.22 | 91.60 | 1.34 | 1.37 | 2.71 | 7.60 | 3.54 | 0.00 | 2.12 | 5.34 | 2.39 | 52.85 | 121.13 | 100.75 | 63.03 |
| 2002 | 53.14 | 143.44 | 210.56 | 83.21 | 99.55 | 103.25 | 56.66 | 6.93 | 1.11 | 0.00 | 0.14 | 0.00 | 0.03 | 0.95 | 0.10 | 11.72 | 0.44 | 1.05 | 4.49 | 0.01 | 11.66 | 41.54 | 170.43 | 174.81 |
| 2003 | 133.49 | 127.47 | 73.97 | 156.71 | 129.41 | 25.74 | 68.34 | 1.86 | 62.56 | 0.88 | 0.18 | 4.49 | 1.74 | 6.87 | 0.85 | 0.00 | 4.18 | 4.70 | 7.49 | 1.56 | 109.32 | 51.89 | 75.05 | 118.40 |
| 2004 | 140.47 | 58.48 | 139.70 | 71.36 | 142.47 | 20.63 | 7.26 | 8.53 | 7.16 | 53.39 | 2.64 | 0.09 | 8.80 | 0.05 | 9.57 | 0.00 | 0.12 | 0.00 | 0.10 | 5.36 | 0.53 | 115.14 | 44.41 | 239.45 |
| 2005 | 14.46 | 84.10 | 120.83 | 17.84 | 91.82 | 32.44 | 165.66 | 0.57 | 4.35 | 0.00 | 0.12 | 4.72 | 4.32 | 0.28 | 2.84 | 20.42 | 0.00 | 8.69 | 20.86 | 54.19 | 5.80 | 132.97 | 70.75 | 106.66 |
| 2006 | 72.39 | 128.86 | 18.73 | 188.10 | 40.87 | 141.15 | 101.11 | 62.18 | 31.63 | 81.14 | 2.84 | 9.00 | 0.18 | 1.54 | 0.46 | 0.85 | 0.00 | 0.00 | 0.00 | 2.34 | 8.44 | 4.61 | 13.62 | 174.69 |
| 2007 | 40.02 | 7.38 | 74.18 | 112.00 | 201.93 | 76.23 | 61.60 | 45.03 | 7.82 | 10.22 | 12.75 | 14.14 | 2.57 | 0.95 | 1.44 | 16.94 | 0.20 | 0.97 | 0.15 | 37.70 | 49.88 | 19.89 | 12.77 | 211.66 |
| 2008 | 69.63 | 78.22 | 157.83 | 63.67 | 23.79 | 260.04 | 42.65 | 17.48 | 23.63 | 2.27 | 14.17 | 1.73 | 0.85 | 0.43 | 3.21 | 2.37 | 2.12 | 5.48 | 14.82 | 29.85 | 38.30 | 108.99 | 101.65 | 121.43 |
| 2009 | 100.37 | 89.33 | 114.69 | 72.20 | 120.71 | 7.71 | 40.38 | 4.16 | 31.80 | 14.29 | 0.09 | 0.20 | 1.63 | 2.90 | 0.06 | 0.29 | 0.74 | 1.08 | 1.80 | 14.37 | 16.26 | 39.10 | 38.54 | 98.36 |
| 2010 | 171.17 | 89.29 | 145.17 | 39.57 | 101.90 | 45.91 | 18.75 | 48.51 | 65.10 | 76.55 | 12.39 | 11.26 | 68.04 | 21.70 | 1.25 | 1.75 | 85.95 | 68.00 | 68.86 | 51.45 | 155.13 | 109.80 | 141.89 | 109.38 |
| 2011 | 92.51 | 98.53 | 94.63 | 68.04 | 128.48 | 94.16 | 160.52 | 99.29 | 143.72 | 21.89 | 0.42 | 3.94 | 6.83 | 0.00 | 1.98 | 0.59 | 1.16 | 0.00 | 0.00 | 22.20 | 87.83 | 60.26 | 65.39 | 93.71 |
| 2012 | 178.40 | 57.45 | 72.13 | 72.55 | 169.41 | 96.14 | 20.14 | 26.42 | 196.86 | 0.46 | 0.11 | 13.58 | 1.42 | 3.49 | 0.46 | 0.00 | 0.00 | 0.00 | 19.89 | 14.90 | 55.58 | 68.38 | 76.82 | 126.54 |
| 2013 | 240.96 | 198.48 | 32.14 | 236.87 | 93.65 | 2.15 | 95.59 | 3.89 | 21.65 | 161.21 | 63.15 | 51.94 | 12.93 | 9.43 | 1.63 | 0.58 | 0.27 | 0.00 | 13.84 | 38.33 | 7.12 | 112.15 | 83.47 | 278.85 |
| 2014 | 118.11 | 178.21 | 45.28 | 48.42 | 46.55 | 32.58 | 100.69 | 33.94 | 12.02 | 13.13 | 5.81 | 27.50 | 23.08 | 3.41 | 0.32 | 0.02 | 0.00 | 0.00 | 0.01 | 0.00 | 10.13 | 101.86 | 167.06 | 133.98 |
| 2015 | 121.96 | 132.66 | 73.21 | 111.30 | 156.81 | 30.40 | 81.37 | 181.95 | 73.24 | 2.60 | 11.91 | 1.95 | 0.95 | 0.00 | 0.00 | 0.20 | 0.00 | 0.00 | 0.00 | 0.00 | 20.47 | 6.05 | 76.83 | 91.73 |
| 2016 | 1.55 | 263.04 | 231.79 | 63.79 | 131.21 | 69.40 | 127.26 | 6.59 | 35.42 | 3.99 | 10.80 | 176.52 | 78.17 | 0.00 | 10.95 | 0.00 | 2.83 | 41.91 | 50.87 | 76.54 | 58.62 | 107.54 | 178.74 | 136.79 |
| 2017 | 68.36 | 275.88 | 192.86 | 50.78 | 54.47 | 169.52 | 160.71 | 27.95 | 55.70 | 31.29 | 75.91 | 7.47 | 19.98 | 0.00 | 0.92 | 0.94 | 0.08 | 7.52 | 29.77 | 31.92 | 70.30 | 162.14 | 27.24 | 178.28 |
| 2018 | 99.48 | 272.05 | 160.18 | 114.48 | 65.60 | 72.84 | 35.97 | 29.03 | 11.15 | 6.35 | 4.45 | 8.37 | 0.31 | 0.00 | 0.02 | 0.92 | 0.49 | 15.59 | 0.00 | 0.00 | 68.58 | 130.67 | 68.38 | 115.69 |
| 2019 | 107.70 | 141.94 | 141.56 | 39.64 | 79.33 | 103.03 | 149.49 | 80.01 | 18.83 | 1.52 | 1.23 | 0.01 | 0.36 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 1.43 | 0.08 | 32.93 | 142.96 |
| 2020 | 134.48 | 31.45 | 133.32 | 125.31 | 179.42 | 38.41 | 27.64 | 27.16 | 4.97 | 122.53 | 12.46 | 2.94 | 2.89 | 0.00 | 0.08 | 0.00 | 0.00 | 1.66 | 21.98 | 48.36 | 9.85 | 79.16 | 206.11 | 134.43 |
| 2021 | 173.15 | 251.73 | 162.69 | 153.62 | 138.73 | 118.12 | 106.36 | 0.00 | 27.03 | 0.51 | 0.23 | 16.51 | 1.04 | 1.06 | 3.58 | 4.35 | 31.19 | 17.72 | 4.66 | 146.82 | 91.63 | 203.62 | 232.83 | 92.51 |
| 2022 | 146.53 | 77.43 | 68.46 | 152.18 | 53.55 | 150.08 | 19.20 | 115.62 | 7.64 | 116.22 | 57.14 | 2.11 | 3.74 | 0.05 | 13.55 | 0.22 | 7.46 | 29.13 | 100.92 | 74.80 | 58.33 | 206.07 | 39.35 | 163.36 |
| 2023 | 12.09 | 128.23 | 186.05 | 123.29 | 110.12 | 83.78 | 116.84 | 70.28 | 32.44 | 2.68 | 0.37 | 3.85 | 4.42 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 31.77 | 41.30 | 159.18 | 75.84 |
| 2024 | 74.35 | 89.46 | 134.31 | 67.73 | 210.94 | 46.37 | 110.69 | 62.20 | 0.06 | 0.09 | 17.03 | 0.00 | 15.60 | 6.15 | 0.00 | 0.00 | 0.02 | 6.87 | 0.46 | 67.80 | 62.50 | 70.46 | 203.75 | 191.41 |
| 2025 | 92.81 | 233.14 | 138.78 | 93.84 | 26.39 | 98.86 | 28.58 | 44.59 | 82.86 | 34.67 | 19.06 | 14.51 | 9.19 | 0.60 | 0.00 | 9.87 | 9.98 | 23.61 | – | – | – | – | – | – |
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 | 50.51 | 75.79 | 71.40 | 50.31 | 52.15 | 32.03 | 28.39 | 6.10 | 6.72 | 0.80 | 0.17 | 1.11 | 0.79 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.15 | 9.29 | 40.42 | 39.02 | 92.20 |
| R80mm/hari | 3.37 | 4.74 | 5.10 | 3.59 | 3.48 | 2.00 | 1.89 | 0.41 | 0.45 | 0.05 | 0.01 | 0.07 | 0.05 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 0.62 | 2.69 | 2.60 | 5.76 |
| Reff Padimm/hari | 2.36 | 3.32 | 3.57 | 2.52 | 2.43 | 1.40 | 1.32 | 0.28 | 0.31 | 0.04 | 0.01 | 0.05 | 0.04 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 0.43 | 1.89 | 1.82 | 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.