The MSU precipitation estimates are described in Spencer (1993, J. Climate, 6,, 1301-1326). The averaging region corresponds to the region of coherent ENSO-related precipitation variability in the tropical Pacific.
Click here to obtain the time series written in MATLAB format. [The timeseries is read into the variable "msuprecip" in MATLAB.] The units are mm month-1.
The units in the following table are mm month-1, and there are no data values for September through December of 1992.
jan feb mar apr may jun jul aug sep oct nov dec
1979 -2 -45 -46 -42 -25 -5 -16 -11 -3 19 -11 11
1980 -54 -43 -10 -31 -9 6 -8 15 2 -3 -6 -42
1981 -48 23 2 1 -54 -23 -18 -36 -12 -21 -39 -14
1982 -81 -47 -55 -67 -61 -2 24 53 33 56 104 96
1983 284 207 209 138 174 102 52 22 7 -15 -26 -68
1984 -113 -81 -36 -56 -48 -21 -19 -20 -27 -9 -21 -34
1985 -56 -82 -51 -77 -67 -40 -43 -13 -24 -30 -20 -45
1986 -35 -79 -81 -9 -29 -32 -6 -10 12 -5 10 74
1987 82 124 36 130 93 64 86 50 41 55 5 63
1988 35 16 -31 -13 -17 -42 -17 -30 -31 -23 -44 -53
1989 -86 -68 -94 -31 -48 -36 -38 -37 -21 -15 -9 -28
1990 -8 -3 67 -4 -2 -11 -14 1 -5 -14 2 3
1991 -21 -5 -57 -65 -17 17 11 24 28 6 54 38
1992 104 84 149 125 109 23 6 -8