SERIE HISTORICA PRECIPITACIONES mm Años ESTACION METEOROLOGICA Miraflores LAT:05°10'00" LONG: 80°36'51" ALT: 30 msnm Sausal de Culucan LAT: 04°44'52" LONG: 79°45'42" ALT: 980 msnm Ayabaca LAT: 04°37'57" LONG: 79°42'49" ALT: 2700msnm Arenales LAT: 04°55'17" LONG: 79°51'04" ALT: 3010 msnm Huarmaca LAT: 05°34'09" LONG: 79°31'23" ALT: 2180 msnm Morropón LAT: 05°10'47" LONG: 79°58'41" ALT: 150 msnm Chulucanas Chilaco LAT: 04°41'44" LONG:80°30'18" ALT: 90 msnm Mallares LAT: 04°53' LONG: 80°38' ALT: 78 MSNM. San Miguel LAT: 05°14'24" LONG: 80°41'59" ALT: 29 MSNM. Montegrande LAT: 05°21'18" LONG: 80°43'52" ALT: 27 msnm Esperanza LAT: 04°55'04" LONG: 81°03'38" ALT: 12 msnm 1980 5.1 6.7   37.4 50.9 12.3 12.2 6.7 3.9 4.0 2.1 1.3 1981 2.7 2.2   46.8 69.8 51.5 22.4 7.1 2.2 2.7 1.1 0.8 1982 2.0 23.4   62.3 99.1 11.3 9.9 7.3 2.7 1.8 0.9 0.7 1983 189.4 56.5   74.0 164.1 240.9 343.4 280.2 196.3 145.7 109.5 151.6 1984 3.6 31.5   69.3 97.4 30.0 19.1 15.6 7.8 2.0 2.9 1.0 1985 2.2 10.8   24.9 49.8 12.7 9.7 9.0 1.1 1.2 1.5 1.2 1986 2.3 23.3   48.8 68.4 7.1 4.9 3.3 2.3 1.2 2.0 1.3 1987 18.6 25.9   44.8 68.0 56.8 43.9 55.6 26.8 8.5 6.3 7.4 1988 1.2 20.0   39.4 54.5 4.3 3.0 6.3 3.1 1.4 1.1 0.5 1989 5.6 31.9   50.4 104.3 31.6 34.6 20.6 6.5 6.0 2.2 2.7 1990 0.8 23.4   38.4 59.4 2.2 3.4 2.9 1.0 1.2 0.0 0.5 1991 0.7 18.5   30.6 55.5 6.7   7.0 3.5 1.7 0.0 0.7 1992 31.1 26.1     94.6 70.6   27.4 40.9 22.2 8.4 13.8 1993 5.4         40.3     0.1       1994 5.2         21.17     1.6       1995 1.5         26.5     1.0       1996 0.2         11.2     0.4       1997 19.1         35.5     22.2       1998 131.9         576.3     345.7       1999 4.6         20.3     4.4       2000 1.1         61.24     10.9       2001 2.1