This bulletin reviews the climate condition over the Greater Horn of Africa (GHA) region for the month of April 2017, and also highlights the rainfall and temperature outlook for the month of June 2017, together with the socio-economic impacts associated with both the observed and the predicted conditions. In the month of April rainfall is mainly expected in areas in the equatorial sector, southern sector, and also in the southern parts of the northern sector of the Greater Horn of Africa (GHA). In April 2017, the Oceanic Nino Index (ONI) signal showed a neutral state but tending to positive index, with positive Indian Ocean Dipole (IOD) index as at the end of April 2017.