HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Senawang, Kec. Orong Telu, Sumbawa, Prov. Nusa Tenggara Barat
GPM01D_E11725_S0875
Panjang Data
28
tahun tersedia
R80 Rata-rata
2.07
mm/hari
Reff Padi Rata-rata
1.45
mm/hari
Reff Padi Maksimum
4.58
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 | 75.80 | 147.52 | 68.80 | 198.68 | 123.16 | 79.99 | 120.64 | 46.73 | 3.48 | 70.87 | 11.84 | 38.34 | 54.79 | 65.76 | 0.00 | 23.55 | 0.00 | 172.28 | 62.57 | 131.95 | 59.92 | 71.53 | 32.92 | 243.40 |
| 1999 | 211.68 | 203.01 | 189.37 | 169.30 | 71.90 | 131.48 | 171.07 | 29.53 | 15.18 | 0.07 | 0.10 | 43.34 | 3.77 | 1.63 | 12.63 | 3.36 | 0.00 | 7.67 | 100.35 | 73.89 | 173.47 | 81.00 | 198.10 | 64.17 |
| 2000 | 152.52 | 188.51 | 154.94 | 51.05 | 103.56 | 102.32 | 119.02 | 107.04 | 34.04 | 65.22 | 1.98 | 9.22 | 0.64 | 0.00 | 23.00 | 5.28 | 0.00 | 6.64 | 66.27 | 80.12 | 166.12 | 103.00 | 152.28 | 23.32 |
| 2001 | 84.83 | 128.47 | 99.80 | 13.28 | 68.37 | 138.87 | 93.71 | 19.95 | 3.24 | 29.17 | 105.71 | 1.00 | 4.57 | 4.71 | 17.31 | 0.08 | 0.00 | 4.57 | 58.69 | 107.44 | 29.24 | 214.14 | 90.47 | 52.98 |
| 2002 | 50.40 | 156.25 | 276.98 | 78.29 | 102.55 | 87.37 | 62.66 | 17.28 | 10.60 | 0.07 | 11.21 | 0.01 | 0.00 | 0.00 | 0.06 | 0.00 | 0.34 | 6.67 | 0.00 | 29.03 | 69.40 | 141.41 | 184.77 | 207.85 |
| 2003 | 107.65 | 155.16 | 97.88 | 219.02 | 114.37 | 18.17 | 73.49 | 0.05 | 16.24 | 0.00 | 0.00 | 5.11 | 3.72 | 2.37 | 0.00 | 0.08 | 0.14 | 0.00 | 16.73 | 9.46 | 22.68 | 157.83 | 125.10 | 115.34 |
| 2004 | 94.72 | 100.27 | 97.28 | 135.35 | 138.87 | 43.57 | 28.41 | 4.55 | 18.94 | 57.38 | 5.40 | 0.00 | 0.00 | 0.00 | 1.14 | 0.00 | 4.63 | 0.16 | 3.10 | 50.60 | 15.83 | 167.77 | 52.97 | 173.29 |
| 2005 | 20.20 | 74.26 | 95.15 | 122.01 | 107.09 | 87.34 | 133.03 | 11.05 | 3.78 | 0.00 | 2.20 | 15.12 | 22.59 | 0.00 | 0.58 | 0.14 | 0.59 | 10.27 | 30.48 | 85.22 | 0.72 | 182.53 | 127.97 | 134.28 |
| 2006 | 97.75 | 116.88 | 21.67 | 224.69 | 66.36 | 110.37 | 117.54 | 54.86 | 38.14 | 41.88 | 0.00 | 1.68 | 1.32 | 0.00 | 2.61 | 0.05 | 0.00 | 0.00 | 0.00 | 0.00 | 26.80 | 9.76 | 64.06 | 209.79 |
| 2007 | 37.48 | 15.94 | 77.57 | 148.47 | 167.91 | 168.09 | 126.89 | 53.14 | 3.32 | 47.40 | 4.53 | 13.60 | 0.00 | 0.62 | 6.97 | 1.13 | 0.00 | 0.00 | 7.00 | 79.16 | 152.46 | 13.72 | 92.94 | 158.36 |
| 2008 | 82.38 | 103.67 | 122.73 | 107.60 | 116.40 | 169.75 | 77.80 | 16.76 | 71.88 | 2.04 | 12.02 | 0.00 | 4.49 | 1.15 | 7.62 | 5.08 | 1.05 | 18.87 | 73.89 | 39.86 | 55.08 | 150.17 | 140.00 | 98.47 |
| 2009 | 132.80 | 103.34 | 120.39 | 106.00 | 108.63 | 42.72 | 61.19 | 44.64 | 48.81 | 60.83 | 0.00 | 0.05 | 0.25 | 2.25 | 0.00 | 0.42 | 10.51 | 0.39 | 4.88 | 39.90 | 36.01 | 119.09 | 35.03 | 126.43 |
| 2010 | 153.77 | 238.13 | 136.66 | 70.24 | 95.97 | 44.26 | 50.82 | 59.97 | 90.93 | 80.15 | 9.25 | 8.78 | 75.37 | 28.59 | 0.79 | 9.32 | 135.37 | 133.17 | 66.00 | 119.68 | 73.17 | 126.55 | 177.87 | 106.60 |
| 2011 | 122.02 | 65.03 | 117.45 | 80.44 | 122.98 | 81.20 | 173.61 | 98.82 | 173.82 | 5.05 | 0.00 | 5.47 | 3.30 | 0.00 | 0.00 | 0.29 | 0.00 | 0.00 | 2.33 | 92.92 | 153.49 | 144.40 | 78.32 | 124.60 |
| 2012 | 140.79 | 150.26 | 61.77 | 103.91 | 179.87 | 106.75 | 34.03 | 28.55 | 95.92 | 2.85 | 0.00 | 3.72 | 4.66 | 2.15 | 0.00 | 0.00 | 0.00 | 5.53 | 8.09 | 47.65 | 25.85 | 127.44 | 127.66 | 147.38 |
| 2013 | 205.45 | 191.70 | 104.48 | 130.69 | 93.18 | 32.22 | 95.56 | 16.73 | 1.08 | 127.41 | 37.71 | 42.05 | 0.63 | 2.06 | 0.00 | 0.00 | 0.00 | 1.46 | 9.92 | 65.82 | 57.94 | 103.76 | 117.80 | 167.91 |
| 2014 | 160.29 | 69.02 | 47.04 | 48.23 | 106.87 | 62.94 | 67.00 | 89.99 | 4.33 | 61.32 | 2.19 | 6.22 | 0.52 | 1.05 | 0.00 | 0.00 | 0.00 | 0.94 | 0.00 | 0.00 | 87.87 | 130.30 | 172.63 | 131.44 |
| 2015 | 48.58 | 141.56 | 137.41 | 96.97 | 198.32 | 54.73 | 38.40 | 184.97 | 58.31 | 6.65 | 0.00 | 1.66 | 0.00 | 0.00 | 0.71 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 34.89 | 82.85 | 133.04 | 92.84 |
| 2016 | 16.71 | 201.35 | 241.42 | 145.44 | 161.39 | 54.05 | 117.14 | 55.96 | 78.46 | 19.51 | 17.72 | 105.42 | 34.29 | 4.69 | 1.48 | 11.93 | 4.23 | 157.90 | 49.83 | 191.17 | 179.39 | 142.75 | 172.83 | 98.18 |
| 2017 | 88.23 | 244.50 | 259.21 | 78.59 | 34.66 | 173.11 | 79.03 | 94.31 | 91.40 | 24.03 | 57.15 | 6.30 | 17.30 | 0.00 | 0.00 | 2.91 | 0.00 | 51.98 | 36.59 | 84.46 | 170.79 | 208.88 | 70.27 | 117.46 |
| 2018 | 122.18 | 211.37 | 108.34 | 176.36 | 103.40 | 81.96 | 23.21 | 35.29 | 0.27 | 2.03 | 0.00 | 37.01 | 0.37 | 1.37 | 0.00 | 1.49 | 3.97 | 12.23 | 0.00 | 5.40 | 62.32 | 221.03 | 91.32 | 98.35 |
| 2019 | 86.47 | 165.51 | 157.18 | 99.08 | 70.48 | 111.30 | 149.95 | 18.65 | 21.01 | 0.00 | 1.07 | 0.00 | 0.57 | 0.48 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 29.35 | 9.93 | 26.09 | 86.28 | 146.64 |
| 2020 | 125.14 | 55.74 | 127.79 | 115.88 | 172.97 | 83.59 | 66.81 | 15.62 | 1.45 | 101.26 | 3.24 | 0.78 | 2.60 | 0.00 | 42.83 | 0.00 | 0.00 | 15.51 | 14.33 | 153.94 | 9.38 | 141.21 | 256.88 | 65.68 |
| 2021 | 177.93 | 184.25 | 149.83 | 193.35 | 124.36 | 88.61 | 91.74 | 1.14 | 46.84 | 13.59 | 0.00 | 55.05 | 2.52 | 0.77 | 0.00 | 2.19 | 68.66 | 6.02 | 8.91 | 202.63 | 114.00 | 220.47 | 194.84 | 127.87 |
| 2022 | 137.66 | 73.79 | 98.79 | 74.50 | 94.85 | 161.29 | 47.14 | 61.26 | 13.25 | 73.54 | 59.33 | 0.99 | 7.86 | 0.09 | 22.39 | 0.23 | 51.72 | 12.14 | 121.48 | 117.60 | 137.66 | 181.60 | 101.19 | 122.01 |
| 2023 | 43.76 | 174.93 | 152.92 | 109.11 | 96.68 | 147.87 | 143.26 | 17.55 | 16.24 | 0.01 | 14.09 | 4.91 | 12.56 | 0.00 | 3.89 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 14.96 | 150.99 | 156.39 | 47.74 |
| 2024 | 104.31 | 69.09 | 162.71 | 77.00 | 198.31 | 27.96 | 94.79 | 39.22 | 0.00 | 0.69 | 1.00 | 0.58 | 9.97 | 7.45 | 0.00 | 7.51 | 3.38 | 44.56 | 5.35 | 66.18 | 76.52 | 125.78 | 222.42 | 191.17 |
| 2025 | 115.26 | 201.87 | 111.16 | 167.36 | 48.60 | 131.53 | 63.74 | 47.08 | 110.21 | 19.38 | 29.03 | 8.80 | 1.88 | 0.60 | 0.00 | 2.03 | 27.11 | 45.88 | – | – | – | – | – | – |
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 | 50.04 | 72.85 | 91.63 | 76.50 | 71.62 | 44.12 | 50.08 | 16.51 | 3.30 | 0.07 | 0.00 | 0.47 | 0.35 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 7.83 | 19.94 | 82.11 | 75.10 | 81.97 |
| R80mm/hari | 3.34 | 4.55 | 6.54 | 5.46 | 4.77 | 2.76 | 3.34 | 1.10 | 0.22 | 0.00 | 0.00 | 0.03 | 0.02 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.49 | 1.33 | 5.47 | 5.01 | 5.12 |
| Reff Padimm/hari | 2.34 | 3.19 | 4.58 | 3.82 | 3.34 | 1.93 | 2.34 | 0.77 | 0.15 | 0.00 | 0.00 | 0.02 | 0.02 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.34 | 0.93 | 3.83 | 3.50 | 3.59 |
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.