HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Bao Desa, Kec. Batu Lanteh, Sumbawa, Prov. Nusa Tenggara Barat
GPM01D_E11715_S0865
Panjang Data
28
tahun tersedia
R80 Rata-rata
2.24
mm/hari
Reff Padi Rata-rata
1.56
mm/hari
Reff Padi Maksimum
4.07
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 | 65.31 | 126.87 | 76.60 | 166.07 | 95.99 | 112.12 | 129.81 | 50.99 | 6.10 | 73.54 | 9.64 | 44.75 | 93.01 | 51.26 | 0.08 | 8.57 | 0.00 | 129.55 | 24.53 | 181.16 | 63.36 | 66.03 | 35.67 | 222.06 |
| 1999 | 186.90 | 234.42 | 187.35 | 151.92 | 76.26 | 114.83 | 186.77 | 14.38 | 18.78 | 0.01 | 0.07 | 62.75 | 1.06 | 0.11 | 72.19 | 5.91 | 0.00 | 23.97 | 87.78 | 88.05 | 170.09 | 90.01 | 171.18 | 83.45 |
| 2000 | 134.81 | 222.62 | 127.90 | 60.27 | 134.09 | 83.90 | 108.86 | 123.32 | 18.38 | 78.12 | 2.86 | 9.45 | 3.27 | 0.00 | 13.69 | 15.52 | 0.00 | 18.46 | 89.56 | 62.55 | 121.62 | 139.53 | 165.46 | 12.08 |
| 2001 | 107.69 | 124.00 | 118.82 | 6.58 | 65.94 | 143.06 | 99.12 | 30.57 | 5.95 | 25.37 | 109.07 | 1.84 | 3.81 | 41.19 | 12.03 | 0.07 | 0.00 | 1.09 | 31.15 | 123.74 | 63.00 | 111.15 | 116.94 | 57.08 |
| 2002 | 50.99 | 169.40 | 254.60 | 79.31 | 80.11 | 147.28 | 58.87 | 30.54 | 7.07 | 1.00 | 9.98 | 0.09 | 0.00 | 0.00 | 2.74 | 0.00 | 0.07 | 0.00 | 0.19 | 44.33 | 67.56 | 143.31 | 171.30 | 200.76 |
| 2003 | 130.35 | 145.41 | 102.90 | 229.67 | 118.73 | 22.18 | 65.76 | 1.54 | 29.66 | 0.00 | 0.00 | 6.20 | 2.23 | 4.08 | 0.00 | 0.00 | 5.65 | 0.54 | 11.85 | 38.75 | 40.48 | 165.99 | 167.81 | 117.38 |
| 2004 | 80.90 | 104.05 | 114.93 | 134.53 | 142.18 | 43.42 | 17.06 | 23.55 | 15.56 | 79.69 | 0.45 | 0.00 | 0.98 | 0.00 | 0.12 | 0.02 | 3.05 | 1.31 | 1.68 | 53.39 | 36.21 | 181.95 | 82.37 | 161.00 |
| 2005 | 16.36 | 128.31 | 125.60 | 85.08 | 104.04 | 80.39 | 151.05 | 3.45 | 7.09 | 0.00 | 0.00 | 14.83 | 25.74 | 0.06 | 13.09 | 1.69 | 0.78 | 16.21 | 37.56 | 82.66 | 8.05 | 184.49 | 125.41 | 135.63 |
| 2006 | 120.17 | 117.79 | 18.84 | 255.31 | 74.96 | 123.09 | 73.64 | 94.16 | 44.58 | 62.71 | 2.15 | 1.02 | 0.21 | 0.29 | 1.93 | 0.00 | 0.00 | 0.00 | 0.02 | 0.00 | 39.93 | 26.60 | 144.17 | 156.56 |
| 2007 | 47.20 | 21.33 | 55.19 | 200.79 | 182.41 | 192.58 | 115.32 | 67.18 | 7.17 | 54.27 | 15.48 | 7.95 | 0.34 | 3.33 | 0.28 | 1.14 | 0.00 | 0.00 | 3.06 | 45.48 | 159.52 | 40.50 | 73.97 | 179.20 |
| 2008 | 110.48 | 77.36 | 136.30 | 95.30 | 106.76 | 131.48 | 76.76 | 37.60 | 84.49 | 0.07 | 23.53 | 0.09 | 2.10 | 0.21 | 4.71 | 0.58 | 3.78 | 15.47 | 70.14 | 66.17 | 89.19 | 110.56 | 107.99 | 86.21 |
| 2009 | 146.15 | 94.34 | 147.18 | 109.37 | 98.28 | 51.41 | 73.21 | 37.00 | 37.57 | 78.44 | 0.36 | 0.00 | 2.97 | 1.18 | 0.00 | 0.00 | 8.10 | 31.89 | 18.52 | 20.59 | 76.84 | 82.98 | 50.41 | 137.10 |
| 2010 | 176.71 | 210.00 | 120.12 | 72.78 | 77.88 | 67.43 | 55.54 | 56.92 | 94.83 | 101.13 | 10.38 | 1.45 | 70.32 | 40.01 | 0.49 | 16.33 | 83.56 | 187.39 | 96.62 | 138.57 | 96.62 | 146.44 | 167.53 | 115.13 |
| 2011 | 108.95 | 108.81 | 112.19 | 97.11 | 133.09 | 90.26 | 189.26 | 102.61 | 220.03 | 11.97 | 0.00 | 8.30 | 0.04 | 2.87 | 0.00 | 0.00 | 0.00 | 0.03 | 3.99 | 90.58 | 132.42 | 127.57 | 71.00 | 114.31 |
| 2012 | 141.63 | 160.18 | 55.57 | 176.65 | 195.80 | 96.17 | 29.00 | 39.36 | 99.94 | 1.86 | 0.10 | 9.95 | 1.31 | 1.44 | 0.35 | 0.00 | 0.00 | 4.29 | 23.26 | 36.35 | 31.09 | 129.58 | 156.46 | 177.49 |
| 2013 | 255.51 | 183.59 | 82.65 | 166.90 | 73.08 | 51.68 | 102.11 | 15.34 | 8.38 | 143.27 | 45.91 | 49.12 | 9.93 | 3.25 | 0.69 | 0.03 | 0.00 | 0.10 | 11.87 | 87.20 | 60.27 | 90.97 | 143.98 | 159.99 |
| 2014 | 191.95 | 82.06 | 39.29 | 54.95 | 120.30 | 65.87 | 67.91 | 104.13 | 3.46 | 60.74 | 2.05 | 7.52 | 5.69 | 1.91 | 0.05 | 0.00 | 0.00 | 1.90 | 0.17 | 2.91 | 116.94 | 153.95 | 157.93 | 170.40 |
| 2015 | 62.85 | 130.38 | 138.17 | 98.18 | 192.85 | 59.65 | 54.27 | 171.11 | 74.31 | 0.00 | 1.46 | 0.82 | 0.11 | 0.00 | 0.90 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 49.32 | 74.29 | 141.57 | 115.89 |
| 2016 | 9.64 | 207.27 | 257.26 | 144.52 | 192.39 | 54.17 | 136.33 | 49.52 | 92.49 | 27.92 | 17.82 | 112.06 | 49.98 | 15.00 | 2.73 | 1.17 | 1.17 | 177.97 | 51.90 | 209.19 | 155.18 | 158.68 | 159.80 | 95.54 |
| 2017 | 74.27 | 243.38 | 296.33 | 62.83 | 82.83 | 147.94 | 111.26 | 70.06 | 65.06 | 30.65 | 47.81 | 18.65 | 19.68 | 0.52 | 1.90 | 3.36 | 0.00 | 43.56 | 57.75 | 84.15 | 157.19 | 223.57 | 49.70 | 144.68 |
| 2018 | 143.70 | 208.57 | 112.24 | 185.47 | 141.27 | 75.75 | 45.73 | 27.01 | 0.13 | 2.90 | 0.00 | 33.05 | 0.00 | 3.29 | 0.00 | 4.13 | 13.89 | 13.12 | 0.00 | 9.03 | 85.28 | 169.20 | 93.39 | 98.05 |
| 2019 | 123.29 | 162.80 | 169.76 | 84.47 | 97.66 | 117.78 | 166.68 | 51.91 | 27.82 | 0.03 | 2.06 | 0.00 | 0.24 | 0.09 | 0.00 | 0.19 | 0.00 | 0.00 | 0.00 | 33.69 | 39.62 | 42.39 | 77.24 | 157.30 |
| 2020 | 141.37 | 46.07 | 132.95 | 132.00 | 204.06 | 74.76 | 61.03 | 27.51 | 4.48 | 119.78 | 1.07 | 0.78 | 1.32 | 0.81 | 20.38 | 0.39 | 4.00 | 15.47 | 42.66 | 123.42 | 12.13 | 146.33 | 263.78 | 83.84 |
| 2021 | 177.58 | 204.11 | 176.75 | 188.79 | 101.01 | 104.88 | 91.02 | 0.38 | 50.95 | 20.05 | 0.81 | 93.24 | 3.72 | 0.61 | 3.52 | 13.57 | 64.38 | 10.39 | 12.71 | 183.77 | 138.64 | 195.30 | 209.87 | 111.93 |
| 2022 | 131.16 | 104.05 | 113.37 | 78.09 | 102.37 | 157.55 | 49.59 | 81.32 | 25.90 | 72.13 | 70.55 | 2.91 | 8.60 | 1.18 | 20.16 | 0.81 | 42.66 | 10.71 | 184.20 | 108.55 | 194.93 | 139.57 | 87.13 | 144.32 |
| 2023 | 43.94 | 151.09 | 172.91 | 110.68 | 75.04 | 153.49 | 136.88 | 14.71 | 18.60 | 0.00 | 7.35 | 24.62 | 12.06 | 0.00 | 2.04 | 0.00 | 0.74 | 0.00 | 0.12 | 0.00 | 70.97 | 112.32 | 196.68 | 42.01 |
| 2024 | 94.51 | 78.67 | 175.76 | 69.14 | 215.99 | 26.35 | 96.67 | 71.80 | 0.74 | 0.00 | 11.93 | 0.00 | 14.63 | 3.33 | 0.00 | 0.00 | 0.78 | 49.89 | 3.05 | 72.93 | 103.91 | 108.42 | 217.86 | 206.44 |
| 2025 | 133.47 | 197.48 | 147.68 | 155.01 | 49.59 | 141.50 | 123.10 | 16.97 | 106.28 | 49.31 | 32.51 | 6.71 | 1.82 | 0.00 | 0.00 | 4.69 | 20.21 | 53.98 | – | – | – | – | – | – |
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 | 60.47 | 91.88 | 81.44 | 72.05 | 76.01 | 53.67 | 55.28 | 15.21 | 6.07 | 0.01 | 0.09 | 0.09 | 0.23 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.15 | 15.96 | 39.80 | 79.50 | 75.93 | 85.26 |
| R80mm/hari | 4.03 | 5.74 | 5.82 | 5.15 | 5.07 | 3.35 | 3.69 | 1.01 | 0.40 | 0.00 | 0.01 | 0.01 | 0.02 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 1.00 | 2.65 | 5.30 | 5.06 | 5.33 |
| Reff Padimm/hari | 2.82 | 4.02 | 4.07 | 3.60 | 3.55 | 2.35 | 2.58 | 0.71 | 0.28 | 0.00 | 0.00 | 0.00 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 0.70 | 1.86 | 3.71 | 3.54 | 3.73 |
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.