HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Suka Damai, Kec. Manggalewa, Dompu, Prov. Nusa Tenggara Barat
GPM01D_E11825_S0845
Panjang Data
28
tahun tersedia
R80 Rata-rata
1.60
mm/hari
Reff Padi Rata-rata
1.12
mm/hari
Reff Padi Maksimum
3.77
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 | 37.30 | 145.41 | 84.11 | 76.13 | 56.35 | 94.38 | 67.57 | 92.57 | 4.84 | 38.42 | 12.80 | 15.01 | 44.60 | 52.68 | 0.00 | 11.87 | 0.48 | 39.72 | 66.90 | 138.48 | 75.15 | 78.98 | 109.16 | 131.26 |
| 1999 | 74.35 | 192.75 | 128.71 | 125.20 | 66.61 | 120.52 | 104.64 | 24.75 | 19.39 | 0.91 | 0.00 | 30.06 | 16.83 | 6.63 | 17.22 | 1.13 | 0.00 | 19.93 | 17.41 | 47.01 | 104.71 | 92.29 | 219.14 | 67.57 |
| 2000 | 79.13 | 211.51 | 137.00 | 93.51 | 135.11 | 55.64 | 103.04 | 157.52 | 15.25 | 84.48 | 3.23 | 7.82 | 1.22 | 0.00 | 2.44 | 2.08 | 1.44 | 0.78 | 52.92 | 43.70 | 85.63 | 91.40 | 87.84 | 13.93 |
| 2001 | 101.39 | 54.36 | 112.22 | 11.16 | 36.77 | 120.53 | 58.30 | 36.23 | 0.26 | 32.71 | 86.60 | 2.79 | 5.40 | 0.29 | 5.70 | 5.05 | 0.00 | 2.22 | 0.85 | 77.38 | 53.25 | 122.00 | 87.68 | 54.05 |
| 2002 | 60.33 | 135.13 | 201.81 | 77.21 | 107.34 | 98.13 | 56.65 | 3.98 | 1.41 | 0.13 | 0.87 | 0.00 | 0.00 | 0.93 | 0.00 | 12.80 | 0.00 | 0.00 | 3.98 | 0.00 | 6.70 | 116.56 | 164.61 | 189.61 |
| 2003 | 142.44 | 107.62 | 92.10 | 140.72 | 141.09 | 21.78 | 65.13 | 0.93 | 72.87 | 1.36 | 0.00 | 19.82 | 1.73 | 1.98 | 0.00 | 0.00 | 1.19 | 2.71 | 8.40 | 2.58 | 42.62 | 62.29 | 73.46 | 107.53 |
| 2004 | 90.27 | 107.15 | 133.28 | 74.74 | 147.87 | 22.31 | 4.48 | 7.86 | 4.79 | 59.35 | 1.11 | 0.07 | 7.66 | 0.48 | 5.03 | 0.00 | 0.12 | 0.09 | 0.01 | 7.04 | 3.74 | 102.84 | 36.90 | 184.32 |
| 2005 | 12.56 | 80.24 | 133.81 | 27.97 | 80.33 | 36.77 | 141.47 | 1.88 | 7.30 | 1.20 | 2.07 | 1.85 | 19.40 | 0.00 | 2.44 | 21.87 | 0.74 | 10.01 | 15.61 | 44.65 | 4.92 | 142.39 | 50.54 | 143.24 |
| 2006 | 67.24 | 145.84 | 22.60 | 176.59 | 43.78 | 130.73 | 98.42 | 78.08 | 49.04 | 61.15 | 4.05 | 11.51 | 0.87 | 2.47 | 0.76 | 1.70 | 0.00 | 0.11 | 0.06 | 0.48 | 29.00 | 1.33 | 33.81 | 158.87 |
| 2007 | 33.43 | 8.47 | 75.47 | 126.84 | 185.37 | 74.37 | 95.53 | 37.73 | 5.76 | 17.78 | 6.54 | 14.24 | 1.11 | 1.45 | 2.56 | 23.07 | 0.15 | 0.87 | 1.67 | 43.67 | 70.54 | 16.25 | 65.03 | 182.77 |
| 2008 | 59.22 | 91.49 | 152.76 | 56.68 | 85.61 | 226.40 | 52.26 | 12.74 | 42.99 | 2.45 | 15.81 | 0.99 | 0.43 | 1.11 | 2.22 | 2.85 | 6.77 | 6.60 | 32.67 | 41.36 | 42.87 | 130.09 | 123.36 | 99.88 |
| 2009 | 100.99 | 91.58 | 111.45 | 63.31 | 118.57 | 8.45 | 55.20 | 10.57 | 39.40 | 40.03 | 0.00 | 0.20 | 1.88 | 1.09 | 0.00 | 0.00 | 0.51 | 0.11 | 10.21 | 25.84 | 21.49 | 45.71 | 52.27 | 89.73 |
| 2010 | 150.63 | 120.00 | 113.08 | 66.56 | 68.21 | 61.75 | 27.48 | 49.14 | 61.03 | 89.84 | 14.14 | 9.55 | 68.74 | 13.47 | 1.39 | 13.35 | 69.72 | 103.19 | 60.47 | 64.87 | 106.46 | 176.54 | 131.03 | 116.78 |
| 2011 | 98.18 | 98.83 | 116.44 | 65.71 | 128.85 | 90.28 | 176.32 | 100.47 | 130.56 | 13.91 | 0.72 | 5.79 | 3.60 | 0.00 | 1.50 | 1.04 | 1.19 | 0.00 | 1.23 | 62.08 | 84.67 | 68.52 | 51.29 | 93.28 |
| 2012 | 153.88 | 59.41 | 71.40 | 67.60 | 175.38 | 94.43 | 31.14 | 25.26 | 142.72 | 0.04 | 0.00 | 6.23 | 1.01 | 6.04 | 1.13 | 0.00 | 0.00 | 0.00 | 4.82 | 4.15 | 43.87 | 103.74 | 93.01 | 125.37 |
| 2013 | 179.85 | 205.88 | 22.02 | 209.47 | 88.99 | 5.63 | 93.74 | 4.39 | 28.91 | 142.58 | 49.12 | 56.82 | 11.48 | 5.98 | 1.27 | 0.58 | 0.05 | 0.00 | 12.96 | 27.78 | 8.52 | 112.56 | 148.17 | 225.73 |
| 2014 | 121.57 | 138.79 | 37.76 | 41.93 | 41.35 | 42.62 | 75.03 | 49.88 | 4.64 | 19.65 | 6.59 | 30.02 | 14.69 | 1.33 | 1.87 | 0.00 | 0.06 | 0.00 | 0.27 | 0.00 | 30.82 | 114.23 | 170.96 | 151.56 |
| 2015 | 101.43 | 142.73 | 100.83 | 104.84 | 174.56 | 42.08 | 71.62 | 181.45 | 58.07 | 2.12 | 1.74 | 1.03 | 0.77 | 0.00 | 0.00 | 0.00 | 0.00 | 0.57 | 0.00 | 0.00 | 36.60 | 22.63 | 109.11 | 74.59 |
| 2016 | 34.22 | 254.16 | 201.06 | 66.13 | 141.80 | 40.29 | 122.79 | 10.62 | 52.12 | 2.86 | 35.41 | 190.12 | 88.22 | 0.54 | 15.03 | 0.00 | 3.79 | 75.43 | 52.34 | 85.16 | 114.75 | 83.66 | 165.97 | 113.50 |
| 2017 | 40.45 | 272.35 | 193.48 | 51.91 | 53.53 | 181.41 | 137.02 | 59.56 | 35.24 | 26.39 | 82.21 | 15.79 | 24.18 | 0.15 | 0.00 | 0.84 | 0.00 | 13.62 | 76.66 | 26.18 | 117.68 | 139.83 | 34.57 | 149.88 |
| 2018 | 100.34 | 266.07 | 139.79 | 133.53 | 96.90 | 60.94 | 38.19 | 26.59 | 12.07 | 5.18 | 0.58 | 4.62 | 0.54 | 0.00 | 0.00 | 1.55 | 0.87 | 43.50 | 0.00 | 0.00 | 29.74 | 146.74 | 78.36 | 107.83 |
| 2019 | 104.36 | 130.76 | 126.70 | 34.69 | 92.93 | 98.91 | 136.55 | 57.94 | 31.29 | 0.32 | 0.98 | 1.65 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 3.03 | 0.56 | 38.93 | 37.81 | 161.64 |
| 2020 | 111.18 | 30.03 | 145.89 | 111.64 | 165.88 | 61.71 | 31.98 | 28.50 | 5.42 | 107.16 | 4.53 | 1.56 | 0.89 | 0.00 | 11.27 | 0.00 | 0.00 | 2.80 | 43.77 | 57.39 | 10.89 | 131.48 | 225.94 | 128.28 |
| 2021 | 196.25 | 222.37 | 167.53 | 146.19 | 132.17 | 119.40 | 100.34 | 0.00 | 29.71 | 0.20 | 1.17 | 34.63 | 0.23 | 0.00 | 6.09 | 5.36 | 53.22 | 12.06 | 6.54 | 96.57 | 122.54 | 213.13 | 250.51 | 96.64 |
| 2022 | 107.39 | 71.92 | 74.68 | 144.35 | 49.47 | 164.66 | 24.86 | 93.37 | 6.17 | 89.48 | 61.34 | 8.07 | 4.16 | 0.00 | 9.36 | 3.61 | 10.39 | 29.24 | 85.80 | 85.36 | 113.30 | 184.54 | 33.22 | 162.57 |
| 2023 | 10.89 | 126.90 | 142.44 | 135.38 | 90.01 | 117.77 | 123.80 | 51.52 | 31.74 | 1.47 | 1.08 | 0.34 | 4.20 | 0.00 | 0.00 | 0.00 | 0.12 | 0.00 | 0.00 | 0.00 | 25.85 | 59.75 | 142.69 | 76.16 |
| 2024 | 91.29 | 74.64 | 133.44 | 73.57 | 207.03 | 24.41 | 112.17 | 53.83 | 0.09 | 0.00 | 14.00 | 0.00 | 13.39 | 11.27 | 0.00 | 0.72 | 1.86 | 0.86 | 7.63 | 56.33 | 68.69 | 103.49 | 167.05 | 198.84 |
| 2025 | 117.20 | 217.37 | 98.42 | 128.02 | 32.15 | 84.22 | 36.63 | 37.99 | 103.26 | 20.76 | 26.20 | 9.98 | 2.01 | 1.32 | 0.00 | 2.29 | 4.13 | 34.02 | – | – | – | – | – | – |
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 | 39.82 | 74.10 | 75.31 | 55.72 | 52.72 | 34.30 | 35.70 | 7.17 | 4.83 | 0.79 | 0.69 | 0.86 | 0.85 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.04 | 0.29 | 9.94 | 54.13 | 45.45 | 84.30 |
| R80mm/hari | 2.65 | 4.63 | 5.38 | 3.98 | 3.51 | 2.14 | 2.38 | 0.48 | 0.32 | 0.05 | 0.05 | 0.06 | 0.06 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.02 | 0.66 | 3.61 | 3.03 | 5.27 |
| Reff Padimm/hari | 1.86 | 3.24 | 3.77 | 2.79 | 2.46 | 1.50 | 1.67 | 0.33 | 0.23 | 0.03 | 0.03 | 0.04 | 0.04 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 0.46 | 2.53 | 2.12 | 3.69 |
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.