With a population of around 9,900, Catio sits in Tombali, Guinea-Bissau. The city operates in the Africa/Bissau time zone.
Recent weather here gives a sense of typical conditions: in 2025, Catio recorded a mean annual temperature of 80°F, ranging from 64°F lows in December to 104°F highs in March, with about 80 inches of precipitation across the year.