During May 2025, days remained warm over several parts of the Ethiopian lowlands, such as Gambella, Somali, south, east, and central Afar region, eastern Benishangul Gumuz regions. Specifically, the extreme maximum temperature values were as high as 44.8, 43, 42.5, 42, 39.8, 39.5, and 39.5 for Gewane, Metema. Aysha, Awash Arba, Metehara (NMSA), Chifra, Fugnuido, Dire Dawa, and Gambella stations, respectively.

Extreme minimum temperatures of less than 7°C were reported in various parts of the country, including central and southern Amhara, some pocket areas of Oromia, and the Tigray region. Ambamariam, D/Brehan, Sholagebeya, Alemketema, Bui, Mehalmeda, Bore, Wegeltena, Adigrat, Arise Robe, and Debark reported exceptional minimum temperatures of 4, 5, 5, 5.5, 6, 6.2, 6.5, 6.6, 7, 7, and 7 in 0c respectively.

Normally, May is the last month of the smallest rainy season, Belg (FMAM), in Belg rain-benefiting areas of the country. The mean monthly rainfall amount exceeds 255 mm over western and southern Oromia, most of southern and western parts of the country, with higher mean values over Oromia.

In May 2025, the monthly rainfall amount exceeded 255 mm in several sections of Amhara, as well as the eastern, eastern, and southern parts of Oromia, with higher rainfall episodes happening in the country's central part and west. In particular, the monthly total rainfall values of May 2025 were as high as 455.4, 379, 325.4, 297.8, 272.4, 265.5, 264.4, and 257.4 in mm over Gatira, Bore, Arejo, Tepi, Nekemte, Angerguten, Chira, and Hageremariam stations, respectively, and extreme daily rainfall values greater than 60 mm within 24 hours were recorded. The 24-hour daily rainfall values were as high as 88.7, 81.3, 70.2, 67.8, 65.9, 62.5, and 61.5 in mm over Abomsa. Jinka, Sirinka, Bilate. Masha, Nekemtem, and Hageremariam respectively.