The autocorrelation coefficient of rainfall series

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The autocorrelation coefficient of rainfall series for lag 1 was estimated and its significance was checked by the student’s t-test at 10% significance level. Rainfall trend detection was carried out for seasonal and annual series Table 1. Rain gauge stations in Nira basin, Maharashtra. Station District Latitude (deg) Longitude (deg) Altitude (m) Akluj Solapur 18.15 74.58 487 Baramati Pune 18.13 74.85 548 Bhor Pune 17.88 75.03 610 Malsiras Solapur 17.87 74.92 526 Table 2. Annual percentage contribution of rainfall in each month and season at all stations. Month Akluj Baramati Bhor Malsiras Jan 0.45 0.70 0.12 0.82 Feb 0.65 0.16 0.05 0.18 Mar 1.88 0.36 0.22 0.47 Apr 3.94 1.11 1.17 1.64 May 13.60 5.05 2.69 3.80 Jun 13.46 16.78 15.59 17.52 Jul 13.44 10.79 34.29 12.85 Aug 11.84 10.84 22.03 11.50 Sep 16.78 30.09 12.40 27.43 Oct 9.12 17.11 8.17 15.96 Nov 2.19 5.36 2.79 5.66 Dec 1.26 1.05 0.50 1.60 Seasons Winter 2.22 1.92 0.67 2.60 Summer 16.37 6.51 4.07 5.91 Monsoon 48.65 38.41 71.91 41.88 Post-Monsoon 32.76 52.55 23.36 49.11
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