HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Muer, Kec. Plampang, Sumbawa, Prov. Nusa Tenggara Barat
GPM01D_E11775_S0875
Panjang Data
28
tahun tersedia
R80 Rata-rata
1.79
mm/hari
Reff Padi Rata-rata
1.25
mm/hari
Reff Padi Maksimum
4.21
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 | 76.85 | 130.68 | 23.75 | 165.48 | 88.31 | 91.13 | 107.93 | 93.32 | 8.95 | 69.65 | 13.47 | 20.17 | 79.42 | 18.53 | 0.00 | 25.04 | 0.00 | 123.99 | 25.81 | 149.15 | 65.14 | 90.35 | 68.22 | 194.49 |
| 1999 | 139.17 | 260.67 | 167.09 | 158.10 | 85.76 | 117.89 | 152.07 | 36.33 | 29.52 | 0.11 | 0.25 | 42.95 | 1.30 | 6.67 | 27.08 | 0.59 | 0.00 | 0.00 | 27.90 | 84.05 | 111.34 | 114.11 | 223.07 | 80.43 |
| 2000 | 131.59 | 204.75 | 171.06 | 59.23 | 114.22 | 95.37 | 138.70 | 135.78 | 46.69 | 42.60 | 0.58 | 12.58 | 7.78 | 0.00 | 19.66 | 2.32 | 1.31 | 0.93 | 50.15 | 24.74 | 136.53 | 79.35 | 102.84 | 40.95 |
| 2001 | 78.76 | 96.96 | 118.67 | 12.13 | 63.36 | 124.55 | 57.05 | 16.20 | 0.01 | 9.61 | 67.71 | 0.60 | 4.85 | 0.75 | 7.84 | 0.62 | 0.00 | 1.24 | 7.02 | 61.04 | 27.42 | 169.09 | 82.45 | 75.76 |
| 2002 | 45.55 | 165.13 | 228.12 | 106.73 | 106.31 | 115.28 | 56.64 | 3.62 | 1.58 | 0.60 | 7.34 | 1.12 | 0.55 | 0.00 | 5.48 | 0.00 | 0.44 | 0.00 | 0.02 | 1.78 | 32.91 | 100.91 | 171.69 | 156.33 |
| 2003 | 126.01 | 130.63 | 101.86 | 205.50 | 144.82 | 20.89 | 83.68 | 0.36 | 10.83 | 0.98 | 1.23 | 4.95 | 4.60 | 1.32 | 0.00 | 0.00 | 0.09 | 0.29 | 5.17 | 15.00 | 37.55 | 111.91 | 127.24 | 109.44 |
| 2004 | 106.53 | 83.13 | 129.33 | 119.27 | 163.95 | 37.64 | 13.41 | 1.68 | 9.19 | 80.43 | 5.33 | 3.30 | 0.00 | 0.00 | 0.51 | 0.00 | 0.09 | 1.44 | 1.32 | 10.01 | 16.13 | 123.84 | 36.79 | 196.53 |
| 2005 | 14.96 | 79.57 | 133.53 | 54.06 | 114.22 | 51.39 | 167.70 | 1.44 | 3.01 | 0.00 | 0.57 | 1.30 | 10.30 | 4.28 | 2.99 | 21.05 | 1.79 | 3.88 | 19.58 | 68.85 | 0.90 | 147.57 | 112.20 | 137.34 |
| 2006 | 77.32 | 153.14 | 13.88 | 242.67 | 82.16 | 102.67 | 87.09 | 65.14 | 38.64 | 45.08 | 3.42 | 1.98 | 2.65 | 1.33 | 1.37 | 0.02 | 0.03 | 12.29 | 0.00 | 0.00 | 23.68 | 3.06 | 18.96 | 215.20 |
| 2007 | 25.00 | 26.97 | 67.27 | 137.62 | 186.28 | 148.37 | 159.51 | 26.66 | 12.44 | 30.21 | 9.97 | 14.30 | 4.96 | 0.18 | 0.00 | 0.47 | 0.73 | 0.49 | 0.08 | 12.04 | 83.36 | 4.24 | 50.96 | 167.20 |
| 2008 | 125.77 | 50.47 | 141.42 | 94.93 | 88.69 | 229.10 | 100.58 | 10.70 | 17.18 | 5.64 | 12.55 | 0.18 | 0.35 | 0.12 | 7.32 | 1.19 | 0.65 | 10.88 | 7.08 | 12.69 | 39.82 | 118.02 | 121.38 | 98.44 |
| 2009 | 108.74 | 126.97 | 135.27 | 102.61 | 89.36 | 26.25 | 55.66 | 10.81 | 69.12 | 26.12 | 0.98 | 0.40 | 0.91 | 4.01 | 0.00 | 0.64 | 8.59 | 4.64 | 24.29 | 17.69 | 11.08 | 55.40 | 13.95 | 119.22 |
| 2010 | 184.65 | 160.60 | 126.03 | 65.89 | 21.04 | 69.49 | 23.70 | 82.79 | 82.08 | 102.47 | 7.36 | 12.82 | 79.57 | 16.06 | 0.49 | 13.60 | 145.03 | 67.73 | 69.26 | 82.92 | 42.51 | 184.48 | 127.80 | 167.43 |
| 2011 | 132.27 | 96.06 | 119.92 | 102.68 | 154.95 | 93.09 | 210.67 | 89.58 | 140.91 | 14.96 | 0.00 | 5.58 | 5.73 | 1.05 | 0.00 | 0.29 | 0.66 | 0.62 | 1.46 | 18.32 | 107.03 | 89.42 | 48.27 | 115.97 |
| 2012 | 191.95 | 103.27 | 86.96 | 76.53 | 188.20 | 91.83 | 13.33 | 19.52 | 116.59 | 4.49 | 2.65 | 2.82 | 2.72 | 5.74 | 0.00 | 0.00 | 0.00 | 9.10 | 6.67 | 4.63 | 12.63 | 101.46 | 83.17 | 149.10 |
| 2013 | 178.60 | 150.82 | 44.55 | 164.84 | 138.93 | 10.90 | 98.77 | 2.42 | 11.87 | 104.48 | 45.70 | 28.85 | 4.46 | 3.03 | 0.00 | 0.00 | 0.52 | 1.38 | 14.80 | 3.74 | 4.12 | 95.12 | 50.79 | 261.59 |
| 2014 | 170.31 | 102.42 | 64.47 | 57.90 | 59.81 | 59.07 | 58.30 | 69.23 | 9.34 | 9.71 | 0.00 | 9.15 | 7.09 | 0.00 | 0.87 | 0.00 | 0.00 | 0.00 | 1.13 | 0.00 | 19.30 | 89.49 | 200.74 | 102.49 |
| 2015 | 81.36 | 190.82 | 113.67 | 91.45 | 251.23 | 25.14 | 48.03 | 203.28 | 66.74 | 2.25 | 2.47 | 0.72 | 0.00 | 0.00 | 0.69 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 5.37 | 8.33 | 51.51 | 164.40 |
| 2016 | 1.48 | 239.53 | 222.79 | 94.30 | 141.53 | 53.94 | 128.26 | 4.08 | 56.40 | 19.17 | 58.43 | 126.02 | 69.70 | 6.88 | 11.03 | 0.00 | 6.70 | 30.86 | 76.22 | 111.03 | 49.28 | 131.02 | 188.10 | 142.11 |
| 2017 | 86.01 | 319.15 | 315.79 | 42.23 | 52.71 | 174.68 | 141.17 | 33.27 | 33.44 | 28.42 | 70.21 | 1.41 | 16.18 | 0.73 | 0.00 | 2.24 | 0.00 | 11.09 | 9.15 | 22.18 | 127.89 | 242.55 | 47.15 | 169.95 |
| 2018 | 123.80 | 232.17 | 179.17 | 140.45 | 157.78 | 44.38 | 14.61 | 4.05 | 7.88 | 2.71 | 0.00 | 19.65 | 1.66 | 0.68 | 0.00 | 0.00 | 0.36 | 0.92 | 0.00 | 0.98 | 3.55 | 219.57 | 90.80 | 113.74 |
| 2019 | 111.57 | 168.35 | 246.78 | 42.74 | 64.72 | 120.07 | 119.77 | 28.59 | 14.72 | 0.00 | 4.46 | 0.00 | 4.75 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.08 | 0.19 | 5.07 | 59.83 | 156.92 |
| 2020 | 138.66 | 33.36 | 141.29 | 157.71 | 193.70 | 51.17 | 27.09 | 23.13 | 0.00 | 104.06 | 2.11 | 0.03 | 1.86 | 0.00 | 0.00 | 0.00 | 4.93 | 1.06 | 43.42 | 68.78 | 7.10 | 141.16 | 271.50 | 92.77 |
| 2021 | 192.58 | 189.13 | 202.81 | 183.51 | 116.28 | 116.01 | 107.13 | 1.63 | 39.55 | 2.75 | 0.00 | 1.38 | 4.06 | 2.37 | 0.00 | 0.38 | 16.66 | 1.38 | 5.60 | 97.09 | 154.17 | 212.88 | 239.31 | 145.30 |
| 2022 | 165.54 | 79.66 | 125.62 | 103.51 | 77.81 | 131.40 | 46.18 | 73.92 | 17.65 | 49.38 | 53.22 | 3.05 | 3.90 | 0.01 | 6.30 | 6.22 | 4.42 | 16.24 | 85.67 | 71.54 | 162.54 | 144.72 | 48.93 | 153.03 |
| 2023 | 48.81 | 142.97 | 168.85 | 160.22 | 81.55 | 93.38 | 149.38 | 18.28 | 10.53 | 0.00 | 0.17 | 1.76 | 8.17 | 0.00 | 0.00 | 0.26 | 0.00 | 0.00 | 0.00 | 4.22 | 6.55 | 116.57 | 83.25 | 76.49 |
| 2024 | 82.84 | 80.29 | 200.49 | 43.57 | 211.27 | 25.07 | 111.01 | 30.94 | 0.00 | 0.00 | 0.11 | 0.01 | 4.21 | 12.13 | 0.00 | 0.03 | 0.00 | 4.50 | 5.79 | 92.26 | 73.86 | 45.17 | 174.56 | 228.17 |
| 2025 | 119.61 | 276.34 | 118.13 | 142.78 | 41.98 | 105.75 | 41.58 | 99.92 | 113.07 | 27.10 | 24.14 | 8.74 | 0.35 | 4.38 | 0.00 | 1.73 | 13.87 | 40.77 | – | – | – | – | – | – |
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 | 71.24 | 80.16 | 83.02 | 57.13 | 64.44 | 35.36 | 38.68 | 3.38 | 6.91 | 0.50 | 0.16 | 0.56 | 0.83 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 1.46 | 6.08 | 51.31 | 48.66 | 96.17 |
| R80mm/hari | 4.75 | 5.01 | 5.93 | 4.08 | 4.30 | 2.21 | 2.58 | 0.23 | 0.46 | 0.03 | 0.01 | 0.04 | 0.06 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.09 | 0.41 | 3.42 | 3.24 | 6.01 |
| Reff Padimm/hari | 3.32 | 3.51 | 4.15 | 2.86 | 3.01 | 1.55 | 1.81 | 0.16 | 0.32 | 0.02 | 0.01 | 0.03 | 0.04 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.06 | 0.28 | 2.39 | 2.27 | 4.21 |
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.