Urbiztondo's climate is warm and humid year-round, with temperatures gradually increasing throughout the year. In January and February, temperatures are mild, ranging from 10-32°C, while March marks the beginning of warmer days with highs reaching up to 35°C. The hottest months are April to May, with average high temperatures of 36-37°C, making it peak summer season. June to October brings slightly cooler temperatures, ranging from 15-35°C, but still relatively warm and humid. The temperature drops slightly during the late summer months of November and December, but remains mild, averaging around 24-26°C.