HUJAN EFEKTIF
Curah Hujan Efektif R80
Desa/Kel. Suwaan, Kec. Kalawat, Minahasa Utara, Prov. Sulawesi Utara
GPM01D_E12495_N0145
Panjang Data
28
tahun tersedia
R80 Rata-rata
2.89
mm/hari
Reff Padi Rata-rata
2.02
mm/hari
Reff Padi Maksimum
4.32
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 | 19.01 | 22.01 | 3.00 | 20.33 | 2.45 | 51.19 | 83.89 | 69.66 | 178.69 | 114.33 | 167.99 | 196.52 | 125.49 | 105.69 | 85.85 | 49.02 | 53.00 | 86.12 | 209.46 | 114.22 | 167.50 | 145.26 | 98.86 | 199.94 |
| 1999 | 173.01 | 120.73 | 45.46 | 111.64 | 73.64 | 313.12 | 96.74 | 118.07 | 92.75 | 177.99 | 83.18 | 99.97 | 130.86 | 39.62 | 38.30 | 66.71 | 31.79 | 157.51 | 60.94 | 139.04 | 159.11 | 30.87 | 114.72 | 109.12 |
| 2000 | 159.50 | 358.19 | 219.75 | 146.41 | 183.34 | 138.48 | 164.25 | 202.56 | 59.49 | 85.40 | 153.91 | 186.26 | 45.91 | 10.83 | 135.62 | 43.95 | 46.46 | 87.15 | 130.93 | 126.98 | 99.08 | 308.53 | 32.51 | 210.50 |
| 2001 | 162.69 | 177.60 | 272.82 | 66.03 | 147.30 | 159.53 | 128.98 | 173.20 | 87.86 | 78.32 | 89.88 | 74.47 | 32.51 | 41.71 | 28.29 | 3.27 | 25.29 | 177.04 | 46.67 | 99.19 | 228.14 | 66.51 | 134.39 | 99.83 |
| 2002 | 288.30 | 221.19 | 51.30 | 108.28 | 57.56 | 77.92 | 89.57 | 102.66 | 162.73 | 4.82 | 143.65 | 83.49 | 7.46 | 11.01 | 6.26 | 2.83 | 2.85 | 12.81 | 28.56 | 28.72 | 36.73 | 139.51 | 23.07 | 134.25 |
| 2003 | 262.67 | 92.87 | 161.13 | 65.35 | 12.05 | 311.18 | 188.43 | 31.19 | 137.11 | 24.97 | 3.12 | 82.94 | 131.57 | 29.03 | 12.07 | 100.93 | 19.62 | 50.03 | 93.97 | 42.92 | 38.74 | 144.77 | 224.60 | 151.79 |
| 2004 | 201.37 | 117.00 | 131.41 | 42.44 | 189.94 | 27.48 | 82.43 | 97.21 | 170.80 | 62.19 | 87.58 | 16.28 | 74.54 | 78.43 | 19.06 | 2.36 | 28.53 | 9.73 | 45.33 | 10.39 | 138.66 | 168.68 | 84.83 | 49.11 |
| 2005 | 86.07 | 167.49 | 237.24 | 10.50 | 68.09 | 224.58 | 181.90 | 46.22 | 181.77 | 34.41 | 76.73 | 88.74 | 59.95 | 46.36 | 6.39 | 44.08 | 52.74 | 21.37 | 134.29 | 109.68 | 287.35 | 49.52 | 105.35 | 187.90 |
| 2006 | 99.83 | 159.78 | 358.07 | 154.83 | 40.87 | 87.17 | 23.08 | 84.81 | 69.54 | 157.29 | 113.42 | 113.27 | 3.78 | 6.96 | 14.39 | 6.30 | 30.41 | 37.55 | 13.10 | 5.88 | 26.00 | 94.29 | 104.08 | 104.35 |
| 2007 | 238.49 | 54.39 | 161.74 | 35.10 | 65.37 | 156.95 | 0.96 | 167.09 | 208.94 | 62.73 | 101.76 | 134.50 | 15.82 | 141.40 | 65.96 | 68.33 | 56.62 | 8.10 | 29.95 | 103.04 | 123.94 | 129.22 | 30.12 | 197.62 |
| 2008 | 83.05 | 164.47 | 82.90 | 84.48 | 102.87 | 155.62 | 107.74 | 214.70 | 81.25 | 26.94 | 194.67 | 22.37 | 192.46 | 125.88 | 99.95 | 71.34 | 62.20 | 85.50 | 53.13 | 139.85 | 105.75 | 217.96 | 89.20 | 132.78 |
| 2009 | 188.21 | 123.91 | 131.32 | 88.47 | 171.23 | 46.04 | 86.64 | 93.41 | 31.64 | 184.01 | 57.36 | 94.57 | 30.23 | 54.69 | 11.05 | 46.24 | 2.55 | 3.93 | 56.25 | 61.83 | 142.73 | 158.05 | 7.02 | 178.28 |
| 2010 | 160.55 | 60.68 | 42.67 | 51.87 | 12.58 | 59.33 | 114.56 | 103.51 | 141.64 | 121.16 | 165.54 | 129.15 | 105.28 | 213.50 | 120.53 | 86.53 | 146.66 | 79.84 | 84.00 | 105.70 | 84.42 | 135.12 | 167.27 | 174.95 |
| 2011 | 58.74 | 206.03 | 198.17 | 140.03 | 108.12 | 214.40 | 140.68 | 105.43 | 130.61 | 110.55 | 147.85 | 61.89 | 26.87 | 16.60 | 30.98 | 43.79 | 74.16 | 50.55 | 42.23 | 57.85 | 82.94 | 117.76 | 180.99 | 157.31 |
| 2012 | 83.88 | 92.49 | 58.90 | 109.31 | 252.78 | 112.33 | 147.72 | 158.03 | 150.80 | 36.63 | 114.30 | 32.69 | 124.53 | 84.91 | 28.59 | 55.24 | 38.95 | 24.97 | 12.97 | 97.33 | 234.59 | 48.14 | 91.57 | 179.14 |
| 2013 | 95.43 | 184.57 | 83.93 | 233.00 | 54.01 | 44.25 | 201.87 | 111.32 | 124.40 | 120.52 | 40.28 | 63.28 | 93.97 | 145.60 | 98.00 | 55.05 | 63.17 | 31.69 | 37.66 | 76.20 | 92.35 | 93.42 | 53.08 | 164.73 |
| 2014 | 258.13 | 174.88 | 104.69 | 41.51 | 9.14 | 93.08 | 64.61 | 28.76 | 145.40 | 61.68 | 78.82 | 92.38 | 25.96 | 65.07 | 80.61 | 70.55 | 27.71 | 2.93 | 1.68 | 20.27 | 160.01 | 116.38 | 113.14 | 182.41 |
| 2015 | 162.37 | 91.21 | 203.31 | 70.96 | 26.06 | 15.76 | 45.51 | 49.46 | 101.06 | 40.55 | 99.07 | 66.82 | 0.02 | 39.27 | 0.72 | 0.84 | 1.16 | 0.55 | 1.07 | 5.58 | 124.83 | 49.45 | 45.47 | 102.34 |
| 2016 | 43.96 | 82.47 | 4.45 | 85.83 | 9.54 | 7.00 | 104.27 | 42.80 | 168.04 | 94.82 | 64.88 | 238.35 | 45.94 | 175.74 | 63.72 | 10.87 | 156.79 | 75.98 | 84.29 | 78.82 | 139.50 | 75.07 | 183.89 | 203.07 |
| 2017 | 155.44 | 282.15 | 77.11 | 193.63 | 178.22 | 152.33 | 92.54 | 39.35 | 94.25 | 127.19 | 170.96 | 157.33 | 83.52 | 108.28 | 87.01 | 69.65 | 71.82 | 126.43 | 89.76 | 78.07 | 59.27 | 121.13 | 75.42 | 96.98 |
| 2018 | 114.55 | 79.83 | 237.44 | 94.54 | 110.00 | 144.75 | 83.25 | 210.40 | 75.91 | 62.86 | 109.74 | 95.26 | 130.48 | 19.58 | 25.89 | 25.91 | 59.15 | 12.16 | 43.97 | 113.29 | 155.35 | 165.34 | 124.78 | 196.95 |
| 2019 | 192.99 | 206.72 | 157.65 | 22.35 | 13.10 | 34.09 | 36.47 | 333.88 | 29.18 | 35.93 | 135.39 | 29.02 | 59.97 | 37.86 | 4.93 | 10.41 | 2.81 | 11.82 | 12.38 | 153.03 | 20.87 | 24.44 | 87.98 | 54.39 |
| 2020 | 135.42 | 11.45 | 174.39 | 7.50 | 113.31 | 217.52 | 25.34 | 213.73 | 20.35 | 152.71 | 164.53 | 59.82 | 143.35 | 118.72 | 95.25 | 9.58 | 156.19 | 96.35 | 122.43 | 61.84 | 46.93 | 69.24 | 126.08 | 200.00 |
| 2021 | 153.49 | 220.82 | 119.72 | 90.06 | 149.08 | 168.21 | 126.15 | 105.51 | 115.15 | 253.66 | 107.97 | 96.03 | 130.61 | 87.31 | 93.41 | 110.62 | 179.39 | 85.55 | 22.73 | 161.35 | 229.59 | 128.66 | 158.84 | 219.44 |
| 2022 | 142.64 | 94.76 | 95.72 | 240.16 | 70.88 | 260.39 | 110.55 | 133.78 | 119.38 | 134.66 | 36.82 | 77.83 | 101.90 | 107.92 | 67.30 | 160.28 | 162.34 | 49.61 | 142.84 | 150.67 | 116.40 | 199.34 | 93.94 | 89.15 |
| 2023 | 120.77 | 252.41 | 215.56 | 89.54 | 139.59 | 140.68 | 246.61 | 57.23 | 74.95 | 118.47 | 54.28 | 161.42 | 88.05 | 19.86 | 9.71 | 31.80 | 26.65 | 8.89 | 0.83 | 33.42 | 46.34 | 144.67 | 97.43 | 44.75 |
| 2024 | 231.95 | 276.77 | 76.41 | 13.22 | 179.11 | 103.09 | 203.24 | 203.42 | 73.42 | 180.83 | 140.49 | 113.62 | 99.07 | 35.19 | 100.82 | 140.14 | 17.52 | 29.20 | 68.53 | 130.12 | 115.38 | 132.61 | 164.48 | 114.03 |
| 2025 | 79.91 | 217.16 | 160.33 | 66.19 | 149.59 | 345.61 | 90.57 | 158.01 | 80.00 | 179.07 | 107.01 | 118.82 | 137.06 | 36.98 | 72.86 | 129.14 | 69.41 | 106.38 | – | – | – | – | – | – |
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 | 83.71 | 81.94 | 57.38 | 32.55 | 12.99 | 45.68 | 60.79 | 48.81 | 72.64 | 36.49 | 63.38 | 61.48 | 26.68 | 19.80 | 10.78 | 8.92 | 19.20 | 9.56 | 13.05 | 31.54 | 46.69 | 59.71 | 50.03 | 98.69 |
| R80mm/hari | 5.58 | 5.12 | 4.10 | 2.33 | 0.87 | 2.86 | 4.05 | 3.25 | 4.84 | 2.28 | 4.23 | 4.10 | 1.78 | 1.24 | 0.72 | 0.56 | 1.28 | 0.64 | 0.87 | 1.97 | 3.11 | 3.98 | 3.34 | 6.17 |
| Reff Padimm/hari | 3.91 | 3.58 | 2.87 | 1.63 | 0.61 | 2.00 | 2.84 | 2.28 | 3.39 | 1.60 | 2.96 | 2.87 | 1.25 | 0.87 | 0.50 | 0.39 | 0.90 | 0.45 | 0.61 | 1.38 | 2.18 | 2.79 | 2.33 | 4.32 |
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.