HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Sampe, Kec. Rhee, Sumbawa, Prov. Nusa Tenggara Barat
GPM01D_E11725_S0855
Panjang Data
28
tahun tersedia
R80 Rata-rata
1.92
mm/hari
Reff Padi Rata-rata
1.34
mm/hari
Reff Padi Maksimum
4.30
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 | 58.69 | 141.61 | 61.18 | 178.28 | 84.41 | 115.47 | 114.63 | 69.02 | 0.09 | 68.32 | 4.07 | 33.35 | 82.19 | 41.61 | 0.71 | 8.65 | 0.08 | 118.35 | 21.90 | 169.30 | 77.07 | 47.01 | 57.71 | 179.93 |
| 1999 | 159.66 | 204.64 | 189.59 | 141.73 | 98.29 | 120.83 | 137.52 | 13.79 | 13.30 | 0.31 | 0.13 | 54.37 | 0.82 | 1.23 | 44.91 | 5.98 | 0.03 | 4.51 | 53.68 | 85.76 | 150.15 | 54.03 | 152.20 | 108.94 |
| 2000 | 85.38 | 310.01 | 123.68 | 72.52 | 154.19 | 61.52 | 101.21 | 101.16 | 14.84 | 78.13 | 4.25 | 7.81 | 1.52 | 0.08 | 8.73 | 10.46 | 0.00 | 18.86 | 94.12 | 60.80 | 108.08 | 143.35 | 111.66 | 12.13 |
| 2001 | 108.86 | 81.52 | 123.00 | 3.74 | 31.34 | 132.47 | 113.88 | 26.62 | 2.22 | 44.67 | 103.46 | 0.65 | 2.15 | 16.80 | 12.51 | 3.09 | 0.00 | 1.00 | 18.35 | 67.55 | 26.74 | 152.66 | 61.79 | 106.22 |
| 2002 | 45.46 | 173.87 | 290.21 | 62.07 | 69.90 | 140.79 | 57.16 | 25.45 | 2.22 | 0.00 | 6.01 | 0.00 | 0.00 | 0.37 | 3.32 | 0.00 | 0.70 | 0.71 | 0.00 | 12.79 | 66.06 | 100.19 | 201.15 | 159.53 |
| 2003 | 109.15 | 143.27 | 89.99 | 248.80 | 123.61 | 16.21 | 81.08 | 0.49 | 55.01 | 3.80 | 0.00 | 2.69 | 2.47 | 6.15 | 1.27 | 1.36 | 0.23 | 0.03 | 21.64 | 17.54 | 26.46 | 162.98 | 180.64 | 109.30 |
| 2004 | 97.91 | 66.09 | 145.32 | 122.29 | 146.02 | 33.51 | 13.15 | 4.35 | 9.93 | 92.24 | 1.26 | 0.52 | 3.19 | 0.00 | 0.60 | 0.05 | 0.00 | 3.11 | 0.02 | 23.68 | 6.07 | 169.99 | 71.46 | 145.02 |
| 2005 | 13.62 | 90.08 | 189.22 | 44.65 | 128.36 | 57.53 | 175.17 | 1.40 | 8.42 | 0.34 | 0.96 | 19.50 | 20.74 | 0.82 | 0.00 | 4.42 | 0.00 | 7.48 | 23.34 | 81.04 | 1.62 | 145.10 | 105.64 | 133.10 |
| 2006 | 81.58 | 144.32 | 21.87 | 275.83 | 66.04 | 140.05 | 77.35 | 111.43 | 29.38 | 64.15 | 2.45 | 5.06 | 1.57 | 0.58 | 9.20 | 0.00 | 0.00 | 0.00 | 0.03 | 0.00 | 26.57 | 5.05 | 42.38 | 213.36 |
| 2007 | 51.87 | 20.83 | 82.26 | 131.15 | 226.48 | 147.38 | 96.19 | 62.21 | 5.02 | 34.01 | 7.27 | 2.64 | 0.00 | 2.04 | 0.32 | 8.64 | 0.09 | 0.06 | 1.10 | 38.38 | 134.25 | 29.02 | 53.47 | 174.39 |
| 2008 | 111.05 | 61.16 | 172.83 | 76.49 | 42.79 | 149.65 | 66.86 | 7.41 | 78.46 | 3.30 | 21.34 | 0.63 | 3.62 | 0.84 | 3.38 | 1.84 | 9.01 | 4.21 | 59.01 | 47.99 | 110.15 | 82.17 | 127.22 | 86.16 |
| 2009 | 110.72 | 95.11 | 148.51 | 106.49 | 99.75 | 14.26 | 46.61 | 53.48 | 27.63 | 65.84 | 1.13 | 0.51 | 2.81 | 2.19 | 0.00 | 0.17 | 5.57 | 15.53 | 11.99 | 17.15 | 32.28 | 124.65 | 41.43 | 123.99 |
| 2010 | 164.40 | 281.30 | 138.84 | 46.25 | 61.38 | 66.46 | 46.16 | 68.70 | 68.36 | 92.89 | 11.08 | 7.31 | 82.52 | 37.99 | 2.14 | 4.08 | 76.93 | 124.92 | 73.69 | 123.35 | 88.79 | 153.10 | 166.20 | 131.25 |
| 2011 | 93.84 | 132.10 | 124.20 | 80.78 | 129.70 | 84.56 | 207.84 | 59.30 | 204.20 | 12.98 | 0.00 | 4.03 | 6.38 | 2.10 | 1.27 | 0.08 | 0.00 | 0.73 | 0.65 | 58.26 | 160.34 | 68.52 | 60.63 | 115.19 |
| 2012 | 149.01 | 164.43 | 86.19 | 102.22 | 211.06 | 99.68 | 28.44 | 27.40 | 103.29 | 0.58 | 0.98 | 3.58 | 0.56 | 2.65 | 0.88 | 0.00 | 0.00 | 0.25 | 33.55 | 19.75 | 26.67 | 149.32 | 125.08 | 161.49 |
| 2013 | 260.88 | 202.67 | 38.05 | 240.25 | 118.82 | 26.86 | 94.48 | 11.46 | 11.21 | 92.34 | 31.55 | 58.59 | 11.96 | 2.29 | 0.55 | 0.00 | 0.00 | 0.58 | 25.27 | 49.02 | 41.34 | 79.67 | 161.98 | 146.47 |
| 2014 | 128.29 | 128.53 | 38.89 | 58.00 | 112.88 | 52.25 | 93.24 | 86.38 | 3.60 | 31.71 | 0.11 | 11.30 | 4.80 | 1.49 | 0.05 | 0.00 | 0.11 | 2.80 | 0.00 | 0.00 | 57.77 | 174.21 | 147.42 | 126.76 |
| 2015 | 61.44 | 136.94 | 115.49 | 95.01 | 230.27 | 32.11 | 43.42 | 200.51 | 77.17 | 0.22 | 1.29 | 4.28 | 1.24 | 0.29 | 1.56 | 0.00 | 0.00 | 0.00 | 6.75 | 0.00 | 24.99 | 61.41 | 111.28 | 132.00 |
| 2016 | 6.03 | 232.16 | 290.56 | 123.02 | 132.25 | 35.41 | 126.80 | 44.25 | 63.31 | 17.34 | 18.15 | 119.82 | 74.29 | 10.21 | 7.20 | 0.29 | 0.00 | 106.34 | 42.42 | 162.43 | 86.70 | 153.57 | 149.34 | 130.39 |
| 2017 | 58.63 | 307.12 | 336.86 | 30.44 | 71.27 | 165.57 | 189.03 | 50.56 | 62.18 | 28.35 | 54.40 | 10.00 | 19.07 | 0.19 | 0.01 | 2.93 | 0.26 | 18.94 | 61.98 | 82.20 | 119.73 | 225.36 | 35.11 | 145.86 |
| 2018 | 115.05 | 229.26 | 135.59 | 173.06 | 137.01 | 96.14 | 34.92 | 31.07 | 11.67 | 1.98 | 0.00 | 24.09 | 0.00 | 10.63 | 0.00 | 0.00 | 14.74 | 1.40 | 0.00 | 5.30 | 118.90 | 142.93 | 95.98 | 78.61 |
| 2019 | 125.32 | 171.52 | 220.13 | 46.97 | 98.04 | 115.84 | 93.96 | 70.82 | 57.38 | 0.00 | 3.01 | 0.00 | 0.41 | 0.69 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 29.10 | 50.39 | 24.30 | 29.75 | 150.52 |
| 2020 | 161.60 | 40.54 | 156.96 | 140.48 | 253.24 | 35.02 | 54.91 | 14.93 | 8.00 | 143.52 | 2.56 | 0.69 | 1.90 | 0.00 | 0.48 | 0.00 | 1.90 | 1.22 | 41.03 | 83.77 | 0.92 | 94.26 | 296.08 | 82.48 |
| 2021 | 169.72 | 204.62 | 179.83 | 200.80 | 132.16 | 113.04 | 100.46 | 0.14 | 54.25 | 8.55 | 0.00 | 26.91 | 1.17 | 2.60 | 4.34 | 14.57 | 44.95 | 23.97 | 3.20 | 182.79 | 146.68 | 163.72 | 191.90 | 158.11 |
| 2022 | 155.56 | 113.66 | 157.94 | 86.67 | 127.91 | 177.73 | 38.07 | 97.92 | 40.12 | 53.90 | 65.30 | 0.01 | 10.65 | 2.04 | 19.44 | 2.31 | 23.85 | 18.67 | 156.30 | 87.34 | 96.72 | 149.86 | 66.10 | 166.39 |
| 2023 | 45.53 | 154.79 | 184.21 | 116.37 | 69.69 | 115.25 | 114.01 | 33.00 | 20.73 | 0.02 | 8.39 | 22.10 | 24.98 | 0.28 | 0.00 | 0.00 | 0.31 | 0.00 | 0.00 | 4.06 | 32.40 | 142.77 | 227.18 | 35.90 |
| 2024 | 97.74 | 79.18 | 226.92 | 66.90 | 230.58 | 22.82 | 92.73 | 43.65 | 0.00 | 0.00 | 10.75 | 0.11 | 16.78 | 1.04 | 0.00 | 0.00 | 0.35 | 23.06 | 2.01 | 58.34 | 83.25 | 83.67 | 204.21 | 185.64 |
| 2025 | 133.08 | 217.56 | 167.29 | 123.78 | 60.49 | 150.28 | 106.70 | 52.73 | 93.76 | 44.36 | 24.28 | 9.10 | 1.53 | 0.52 | 1.85 | 12.71 | 33.66 | 50.75 | – | – | – | – | – | – |
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 | 57.27 | 81.05 | 85.40 | 55.79 | 68.96 | 33.23 | 45.61 | 10.65 | 4.74 | 0.29 | 0.12 | 0.52 | 0.77 | 0.29 | 0.00 | 0.00 | 0.00 | 0.05 | 0.01 | 9.79 | 26.52 | 58.46 | 56.01 | 98.20 |
| R80mm/hari | 3.82 | 5.07 | 6.10 | 3.99 | 4.60 | 2.08 | 3.04 | 0.71 | 0.32 | 0.02 | 0.01 | 0.03 | 0.05 | 0.02 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.61 | 1.77 | 3.90 | 3.73 | 6.14 |
| Reff Padimm/hari | 2.67 | 3.55 | 4.27 | 2.79 | 3.22 | 1.45 | 2.13 | 0.50 | 0.22 | 0.01 | 0.01 | 0.02 | 0.04 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.43 | 1.24 | 2.73 | 2.61 | 4.30 |
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.