HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Beru, Kec. Jereweh, Sumbawa Barat, Prov. Nusa Tenggara Barat
GPM01D_E11695_S0895
Panjang Data
28
tahun tersedia
R80 Rata-rata
1.84
mm/hari
Reff Padi Rata-rata
1.29
mm/hari
Reff Padi Maksimum
3.80
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 | 53.42 | 116.36 | 79.23 | 129.01 | 82.76 | 93.46 | 139.59 | 55.70 | 2.15 | 37.58 | 2.41 | 55.10 | 77.45 | 74.98 | 0.06 | 2.42 | 6.19 | 159.56 | 73.02 | 176.05 | 79.83 | 60.55 | 62.53 | 206.13 |
| 1999 | 151.80 | 222.27 | 126.49 | 214.30 | 88.16 | 136.79 | 165.38 | 64.24 | 14.21 | 0.33 | 0.90 | 18.07 | 9.06 | 2.16 | 41.91 | 1.23 | 0.80 | 1.57 | 78.02 | 93.22 | 162.91 | 103.92 | 216.83 | 51.94 |
| 2000 | 129.08 | 221.13 | 148.40 | 69.39 | 151.26 | 73.54 | 140.59 | 83.77 | 57.77 | 67.31 | 7.38 | 5.91 | 0.05 | 0.38 | 17.88 | 9.33 | 1.61 | 6.11 | 106.06 | 31.21 | 163.68 | 116.40 | 159.30 | 37.22 |
| 2001 | 101.33 | 107.95 | 99.18 | 18.61 | 35.02 | 121.88 | 80.01 | 38.39 | 5.16 | 42.81 | 94.59 | 1.45 | 9.52 | 29.82 | 14.47 | 1.17 | 0.00 | 8.20 | 47.15 | 114.79 | 35.94 | 140.29 | 115.48 | 45.97 |
| 2002 | 47.28 | 188.70 | 263.95 | 74.36 | 87.34 | 101.99 | 91.94 | 9.95 | 11.06 | 0.00 | 12.31 | 0.20 | 0.08 | 1.04 | 0.17 | 0.14 | 0.00 | 0.00 | 2.82 | 8.58 | 31.09 | 213.24 | 74.05 | 254.03 |
| 2003 | 202.42 | 118.29 | 109.29 | 173.50 | 123.85 | 38.83 | 82.64 | 1.63 | 25.51 | 0.16 | 0.32 | 8.49 | 2.35 | 4.12 | 0.00 | 0.17 | 5.41 | 4.50 | 15.82 | 2.40 | 24.52 | 147.68 | 121.15 | 179.47 |
| 2004 | 56.35 | 123.69 | 106.28 | 124.40 | 110.91 | 63.58 | 7.99 | 16.80 | 15.47 | 73.16 | 1.55 | 0.29 | 5.84 | 1.34 | 2.45 | 2.41 | 0.13 | 49.34 | 0.83 | 33.03 | 7.17 | 179.18 | 60.01 | 189.82 |
| 2005 | 15.43 | 76.54 | 131.25 | 84.93 | 63.50 | 142.83 | 193.65 | 7.21 | 14.85 | 1.74 | 6.84 | 10.61 | 29.48 | 3.81 | 2.92 | 4.23 | 9.07 | 1.76 | 16.97 | 100.50 | 5.17 | 169.71 | 186.55 | 144.67 |
| 2006 | 88.24 | 139.36 | 14.16 | 169.26 | 88.28 | 98.11 | 136.84 | 44.62 | 47.36 | 58.35 | 1.26 | 11.16 | 1.36 | 1.93 | 0.03 | 0.46 | 0.69 | 0.88 | 0.65 | 0.00 | 45.12 | 12.36 | 142.97 | 152.83 |
| 2007 | 51.36 | 29.26 | 61.78 | 117.85 | 151.41 | 121.87 | 153.19 | 66.67 | 5.53 | 41.19 | 9.95 | 5.33 | 0.51 | 7.53 | 4.33 | 2.11 | 0.06 | 0.14 | 31.10 | 33.21 | 175.67 | 15.96 | 94.06 | 232.63 |
| 2008 | 95.53 | 82.51 | 121.32 | 128.69 | 118.54 | 133.40 | 119.23 | 14.83 | 58.25 | 7.85 | 20.95 | 1.20 | 9.02 | 1.16 | 5.83 | 0.54 | 4.75 | 3.41 | 78.15 | 21.26 | 77.22 | 202.48 | 123.18 | 88.48 |
| 2009 | 212.22 | 117.32 | 128.86 | 92.26 | 87.98 | 40.86 | 101.95 | 19.05 | 64.11 | 17.38 | 1.09 | 0.06 | 5.51 | 18.85 | 0.06 | 0.39 | 27.27 | 0.00 | 11.96 | 45.85 | 12.58 | 129.48 | 39.43 | 129.18 |
| 2010 | 209.04 | 143.84 | 93.46 | 65.16 | 39.66 | 63.99 | 43.88 | 72.97 | 130.98 | 62.04 | 44.40 | 34.56 | 76.20 | 20.27 | 5.00 | 33.40 | 169.23 | 142.17 | 90.90 | 108.78 | 99.09 | 132.89 | 138.03 | 153.20 |
| 2011 | 154.27 | 40.93 | 114.45 | 57.31 | 112.52 | 61.72 | 133.97 | 123.53 | 135.98 | 17.78 | 0.00 | 3.86 | 0.83 | 2.12 | 0.08 | 0.28 | 1.10 | 0.43 | 2.72 | 47.54 | 169.49 | 106.61 | 53.12 | 165.53 |
| 2012 | 192.96 | 161.96 | 98.15 | 112.97 | 180.21 | 127.75 | 23.75 | 31.81 | 138.09 | 4.06 | 2.34 | 0.21 | 0.61 | 5.97 | 0.71 | 0.00 | 0.85 | 7.25 | 12.18 | 28.39 | 16.46 | 113.99 | 127.39 | 131.23 |
| 2013 | 216.35 | 146.60 | 63.43 | 140.78 | 120.53 | 25.67 | 86.06 | 32.56 | 4.28 | 195.64 | 58.56 | 31.21 | 16.66 | 1.50 | 1.45 | 0.00 | 0.25 | 0.00 | 37.78 | 33.40 | 39.28 | 85.72 | 124.77 | 224.38 |
| 2014 | 164.39 | 114.73 | 57.84 | 35.73 | 84.40 | 61.05 | 25.42 | 135.60 | 14.10 | 34.13 | 3.29 | 6.72 | 1.42 | 1.59 | 0.00 | 0.72 | 4.33 | 0.00 | 0.00 | 0.00 | 44.45 | 178.22 | 177.78 | 145.38 |
| 2015 | 93.46 | 122.73 | 125.22 | 52.94 | 135.50 | 69.62 | 41.91 | 132.56 | 42.70 | 28.80 | 2.63 | 0.00 | 0.03 | 0.00 | 0.26 | 0.00 | 0.14 | 0.36 | 0.00 | 0.00 | 58.14 | 32.12 | 99.34 | 112.94 |
| 2016 | 24.20 | 167.82 | 234.32 | 155.18 | 113.59 | 55.08 | 131.98 | 8.51 | 62.02 | 52.63 | 63.00 | 106.29 | 37.05 | 46.51 | 52.61 | 86.09 | 19.07 | 134.13 | 55.34 | 182.71 | 115.61 | 154.47 | 188.49 | 67.92 |
| 2017 | 52.00 | 270.13 | 287.25 | 25.36 | 32.19 | 107.10 | 122.53 | 37.77 | 20.38 | 40.03 | 76.51 | 5.79 | 8.81 | 0.08 | 0.37 | 4.74 | 0.00 | 41.00 | 33.79 | 20.22 | 157.33 | 274.88 | 30.21 | 219.87 |
| 2018 | 181.95 | 201.02 | 125.33 | 117.04 | 112.57 | 36.64 | 11.66 | 16.93 | 9.68 | 0.45 | 0.00 | 48.55 | 2.03 | 0.58 | 0.00 | 0.64 | 0.88 | 12.94 | 0.00 | 1.19 | 123.18 | 164.11 | 93.45 | 110.20 |
| 2019 | 103.68 | 137.84 | 122.25 | 49.31 | 94.47 | 86.89 | 146.54 | 4.92 | 1.16 | 0.00 | 1.47 | 0.00 | 2.40 | 0.00 | 0.00 | 0.00 | 0.42 | 0.00 | 0.05 | 1.74 | 32.51 | 2.36 | 122.03 | 116.44 |
| 2020 | 146.68 | 42.79 | 81.66 | 89.27 | 195.35 | 80.23 | 92.96 | 10.57 | 1.30 | 118.48 | 14.51 | 0.80 | 2.03 | 0.00 | 1.03 | 0.00 | 0.82 | 37.34 | 34.46 | 158.29 | 33.00 | 141.75 | 285.37 | 53.76 |
| 2021 | 180.87 | 223.99 | 161.70 | 220.05 | 144.32 | 76.08 | 86.12 | 0.00 | 11.33 | 14.10 | 0.00 | 127.29 | 4.60 | 1.41 | 5.39 | 18.55 | 73.08 | 24.39 | 5.40 | 175.61 | 151.71 | 206.36 | 192.22 | 167.86 |
| 2022 | 123.59 | 81.09 | 57.83 | 114.66 | 82.84 | 84.13 | 42.00 | 80.20 | 11.37 | 77.76 | 48.09 | 2.75 | 12.50 | 0.00 | 23.42 | 0.00 | 11.38 | 41.35 | 195.36 | 173.55 | 122.66 | 248.88 | 48.37 | 200.46 |
| 2023 | 19.09 | 168.10 | 177.53 | 124.72 | 70.48 | 128.39 | 126.03 | 67.53 | 28.62 | 0.00 | 0.63 | 3.66 | 35.46 | 0.00 | 0.00 | 0.00 | 0.58 | 0.12 | 0.00 | 0.00 | 17.69 | 178.96 | 180.52 | 41.82 |
| 2024 | 68.03 | 78.20 | 147.95 | 46.36 | 201.92 | 27.66 | 116.65 | 80.74 | 4.82 | 0.00 | 5.39 | 11.68 | 8.93 | 0.66 | 0.00 | 0.13 | 11.08 | 25.64 | 4.35 | 141.41 | 71.79 | 97.72 | 254.55 | 236.23 |
| 2025 | 181.19 | 159.68 | 198.57 | 116.58 | 49.40 | 164.59 | 43.99 | 17.38 | 155.13 | 38.25 | 65.78 | 4.18 | 2.51 | 1.11 | 0.00 | 0.53 | 95.27 | 29.71 | – | – | – | – | – | – |
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 | 51.87 | 80.51 | 76.07 | 52.21 | 69.08 | 52.24 | 41.98 | 9.66 | 5.09 | 0.30 | 0.85 | 0.27 | 0.79 | 0.06 | 0.00 | 0.00 | 0.14 | 0.10 | 0.41 | 1.52 | 21.79 | 75.65 | 61.52 | 62.25 |
| R80mm/hari | 3.46 | 5.03 | 5.43 | 3.73 | 4.61 | 3.26 | 2.80 | 0.64 | 0.34 | 0.02 | 0.06 | 0.02 | 0.05 | 0.00 | 0.00 | 0.00 | 0.01 | 0.01 | 0.03 | 0.09 | 1.45 | 5.04 | 4.10 | 3.89 |
| Reff Padimm/hari | 2.42 | 3.52 | 3.80 | 2.61 | 3.22 | 2.29 | 1.96 | 0.45 | 0.24 | 0.01 | 0.04 | 0.01 | 0.04 | 0.00 | 0.00 | 0.00 | 0.01 | 0.00 | 0.02 | 0.07 | 1.02 | 3.53 | 2.87 | 2.72 |
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.