There are many different gods of rain in different religions:
African
African mythology Anẓar, god of rain in Berber mythology. Achek, wife of the rain god Deng in Dinka mythology Mangwe, a water spirit known as "the flooder" in the beliefs of the Ila people of Zambia Oya, goddess of violent rainstorms in Yoruba mythology Mpulu Bunzi, god of rain in Kongo mythology. Bunzi, goddess of rain in Woyo mythology (Kongo). Saa ngmin, god of rain in Dagaaba mythology Fwha, goddess of rain, fertile regions, and the rainy season in Akan mythology Amosu, name means 'Giver of Rain' from Akan mythology
American
Mesoamerica Chaac, in Maya religion; Tohil, in K'iche' Maya mythology Q'uq'umatz, another K'iche' Maya rain god Tlaloc, in Aztec and all the other Nahua religions;Noticia del Dia (in Spanish) Cocijo, in Zapotec religion;Miller & Taube 1993, 2003, p.64. Tirípeme Curicaueri, in Purépecha religion; Dzahui, in Mixtec religion; Mu'ye, in Otomi religion Jaguar, in Olmec religion Quiateot of the Nicarao people in Nicaragua
North America Yuttoere, in De'ne' and Carrier Asiaq, goddess among Greenlandic Inuit, and Inuit in Northern Canada Shotokunungwa of Hopi people Tó Neinilii of Navajo people Coyote (Navajo mythology)
South America Eschetewuarha of Chamacoco Chibchacum in the religion of the Muisca
Asian
Filipino mythologies
Oden (Bugkalot mythology): deity of the rain, worshiped for its life-giving watersWilson, L. L. (1947). Ilongot Life and Legends. Southeast Asia Institute. Apo Tudo (Ilocano mythology): the deity of the rainLlamzon, Teodoro A. 1978. Handbook of Philippine language groups. Quezon City, Philippines: Ateneo de Manila University Press. Anitun Tauo (Sambal mythology): the goddess of wind and rain who was reduced in rank by Malayari for her conceitJocano, F. L. (1969). Philippine Mythology. Quezon City: Capitol Publishing House Inc. Anitun Tabu (Tagalog mythology): goddess of wind and rain and daughter of Idianale and DumanganJocano, F. L. (1969). Philippine Mythology. Quezon City: Capitol Publishing House Inc. Bulan-hari (Tagalog mythology): one of the deities sent by Bathala to aid the people of Pinak; can command rain to fall; married to Bitu-inEugenio, D. L. (2013). Philippine Folk Literature: The Legends. Quezon City: University of the Philippines Press Santonilyo (Bisaya mythology): a deity who brings rain when its image is immersed at seaSan Agustín, G. (1998). Conquistas de las Islas Filipinas, 1565–1615 (Spanish Edition): Bilingual ed edition. San Agustin Museum. Diwata Kat Sidpan (Tagbanwa mythology): a deity who lives in the western region called Sidpan;Filipino Heritage: The metal age in the Philippines (1977). Manila: Lahing Pilipino Pub. controls the rainsFox, R. B. (1982). Religion and Society Among the Tagbanuas of Palawan Island, Philippines. Manila: National Museum. Diwata Kat Libatan (Tagbanwa mythology): a deity who lives in the eastern region called Babatan;Filipino Heritage: The metal age in the Philippines (1977). Manila: Lahing Pilipino Pub. controls the rainFox, R. B. (1982). Religion and Society Among the Tagbanuas of Palawan Island, Philippines. Manila: National Museum. Diwata na Magbabaya (Bukidnon mythology): simply referred as Magbabaya; the good supreme deity and supreme planner who looks like a man; created the earth and the first eight elements, namely bronze, gold, coins, rock, clouds, rain, iron, and water; using the elements, he also created the sea, sky, moon, and stars; also known as the pure god who wills all things; one of three deities living in the realm called BantingUnabia, C. C. (1986). THe Bukidnon Batbatonon and Pamuhay: A Socio-Literary Study. Quezon City : UP Press. Tagbanua (Manobo mythology): the god of rainJocano, F. L. (1969). Philippine Mythology. Quezon City: Capitol Publishing House Inc. Pamulak Manobo (Bagobo mythology): supreme deity and creator of the world, including the land, sea, and the first humans; throws water from the sky, causing rain, while his spit are the showers;Benedict, L. W. (1913). Bagobo Myths. Journal of American Folklore, pp. 26 (99): 13–63. controls good harvest, rain, wind, life, and death; in some myths, the chief deity is simply referred as the male deity, DiwataJocano, F. L. (1969). Philippine Mythology. Quezon City: Capitol Publishing House Inc.
Hindu mythology Indra Mariamman Parjanya Shakambhari Varuna, god of ocean, sky and water
Japanese mythology Kuraokami
Vietnamese mythology
Middle Eastern mythology Adad
Chinese mythology Fengxi (mythology) Yu Shi Loong Wang: Chinese dragon (Loong)
Tibetan mythology
European
Greek mythology Hyades, nymphs that bring rain Zeus, god of rain, thunder, and lightning
Lithuanian mythology Blizgulis, god of snow
Norse Mythology Freyr, Norse god of rain, sunshine, summer and fertility
Slavic mythology Dodola, goddess of rain Dudumitsa, Bulgarian goddess of rain
Gaulish mythology Taranis, Gaulish god of thunder
Oceanian
Australian Aboriginal Dreaming Bunbulama, in Yolngu mythology Wandjina Wollunqua
Hawaiian mythology Lono,Thompson, Hunter (1979). The Great Shark Hunt: Strange Tales from a Strange Time, 1st ed., Summit Books, 105-109. . who was also a fertility god
Polynesian mythology Hiro, god of rain in Rapa Nui mythology.
See also Ekendriya Weather god
Notes