Pórto Káyio Weather & Climate: Best Time to Visit

The climate in Pórto Káyio is known for significant temperature differences throughout the year, making the weather dynamic. Average maximum daytime temperatures range from a comfortable 29°C (84°F) in August, the warmest time of the year, to a moderate 15°C (59°F) during cooler months like February.

At night, you can expect temperatures ranging from 26°C (79°F) in August to around 12°C (54°F) during February.

Check out our detailed temperature page for more information.

Temperature ranges by month

Generally, Pórto Káyio receives mid-range precipitation levels, with 615 mm (24 in) annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, December it receives high rainfall, averaging 125 mm (4.9 in) of precipitation, recorded across 13 rainy days. In contrast, the driest month July brings less rainfall, with 1.2 mm (0.05 in) over a single rainy day. For more details, please visit our Pórto Káyio Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

The relative humidity is high throughout the year in Pórto Káyio.

The city experiences its highest humidity in November, reaching 73%. In July, the humidity drops to its lowest level at 54%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year