Its The Wet Season,

Ever been in a rain forest in Wet Season, They measure the rain in feet.
Brazil:

• On average, the temperatures are always high.
• Most rainfall (rainy season) is seen in January, February, March and April.

• On average, the warmest month is February.
• On average, the coolest month is August.
• April is the wettest month.
• December is the driest month.

Meaning I would delay funds that attract interest once taken up and wait till they were really needed.