, with a rainy season from December to May and a dry season from July to October. The hottest time of the year is from August to November, before the rains lower the temperature a bit.
The city is located in northeastern Brazil, in the state of Pará, on the banks of the Tocantins River. Just south of the city is the Tucuruí Dam, which created a large artificial lake.
The best time to visit Tucuruí is from July to October, being the driest and sunniest of the year. It must be said that this is the hottest time of the year, although the humidity is slightly lower.
. Here are the average temperatures.
January is generally a warm to hot, muggy month. The average temperature is of
27.3 °C, with a minimum of
23.2 °C and a maximum of
31.4 °C.

On the coldest nights of the month, the temperature usually drops to around
21 °C.

On the warmest days of the month, the temperature usually reaches around
33.5 °C.

Precipitation amounts to
310 mm, distributed over 19 days.
The day lasts on average 12 hours and 20 minutes.

There are on average 4.5 hours of sunshine per day. So, the sun shines 38% of the time.
The average humidity is 82%. Hence, the air is normally humid.
The average wind speed is of
7.4 kph.
February, the least warm month of the year, is generally a warm to hot, muggy month. The average temperature is of
27.2 °C, with a minimum of
22.7 °C and a maximum of
31.8 °C.

On the coldest nights of the month, the temperature usually drops to around
21 °C.

On the warmest days of the month, the temperature usually reaches around
34 °C.

Precipitation amounts to
415 mm, distributed over 21 days.
The day lasts on average 12 hours and 10 minutes.

There are on average 4.5 hours of sunshine per day. So, the sun shines 38% of the time.
The average humidity is 86%. Hence, the air is normally humid.
The average wind speed is of
6.9 kph.
March is generally a warm to hot, muggy month. The average temperature is of
27.5 °C, with a minimum of
23.1 °C and a maximum of
31.8 °C.

On the coldest nights of the month, the temperature usually drops to around
21 °C.

On the warmest days of the month, the temperature usually reaches around
34 °C.

Precipitation amounts to
435 mm, distributed over 24 days.
The day lasts on average 12 hours and 5 minutes.

There are on average 4.5 hours of sunshine per day. So, the sun shines 36% of the time.
The average humidity is 85%. Hence, the air is normally humid.
The average wind speed is of
7.1 kph.
April is generally a very hot, muggy month. The average temperature is of
27.7 °C, with a minimum of
23.4 °C and a maximum of
32.1 °C.

On the coldest nights of the month, the temperature usually drops to around
21.5 °C.

On the warmest days of the month, the temperature usually reaches around
33.5 °C.

Precipitation amounts to
410 mm, distributed over 23 days.
The day lasts on average 12 hours and 0 minutes.

There are on average 5 hours of sunshine per day. So, the sun shines 42% of the time.
The average humidity is 84%. Hence, the air is normally humid.
The average wind speed is of
6.5 kph.
May is generally a very hot, muggy month. The average temperature is of
28 °C, with a minimum of
23.7 °C and a maximum of
32.3 °C.

On the coldest nights of the month, the temperature usually drops to around
22 °C.

On the warmest days of the month, the temperature usually reaches around
34 °C.

Precipitation amounts to
250 mm, distributed over 17 days.
The day lasts on average 11 hours and 55 minutes.

There are on average 6.5 hours of sunshine per day. So, the sun shines 53% of the time.
The average humidity is 82%. Hence, the air is normally humid.
The average wind speed is of
6.4 kph.
June is generally a very hot, muggy month. The average temperature is of
28.3 °C, with a minimum of
23.4 °C and a maximum of
33.2 °C.

On the coldest nights of the month, the temperature usually drops to around
21.5 °C.

On the warmest days of the month, the temperature usually reaches around
34.5 °C.

Precipitation amounts to
85 mm, distributed over 8 days.
The day lasts on average 11 hours and 55 minutes.

There are on average 8 hours of sunshine per day. So, the sun shines 67% of the time.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is of
7.2 kph.
July is generally a very hot, muggy month. The average temperature is of
28.1 °C, with a minimum of
23.1 °C and a maximum of
33.1 °C.

On the coldest nights of the month, the temperature usually drops to around
21 °C.

On the warmest days of the month, the temperature usually reaches around
35 °C.

Precipitation amounts to
45 mm, distributed over 6 days.
The day lasts on average 11 hours and 55 minutes.

There are on average 8 hours of sunshine per day. So, the sun shines 69% of the time.
The average humidity is 74%. Hence, the air is normally humid.
The average wind speed is of
7.7 kph.
August is generally a very hot, muggy month. The average temperature is of
28.8 °C, with a minimum of
23.3 °C and a maximum of
34.3 °C.

On the coldest nights of the month, the temperature usually drops to around
22 °C.

On the warmest days of the month, the temperature usually reaches around
36 °C.

Precipitation amounts to
30 mm, distributed over 4 days.
The day lasts on average 12 hours and 0 minutes.

There are on average 8 hours of sunshine per day. So, the sun shines 67% of the time.
The average humidity is 71%. Hence, the air is normally humid.
The average wind speed is of
8.8 kph.
September is generally a very hot, muggy month. The average temperature is of
29 °C, with a minimum of
23.6 °C and a maximum of
34.3 °C.

On the coldest nights of the month, the temperature usually drops to around
22.5 °C.

On the warmest days of the month, the temperature usually reaches around
36.5 °C.

Precipitation amounts to
35 mm, distributed over 5 days.
The day lasts on average 12 hours and 5 minutes.

There are on average 6 hours of sunshine per day. So, the sun shines 51% of the time.
The average humidity is 72%. Hence, the air is normally humid.
The average wind speed is of
9.6 kph.
October, the hottest month of the year, is generally a very hot, muggy month. The average temperature is of
29 °C, with a minimum of
24 °C and a maximum of
34 °C.

On the coldest nights of the month, the temperature usually drops to around
22 °C.

On the warmest days of the month, the temperature usually reaches around
36 °C.

Precipitation amounts to
70 mm, distributed over 6 days.
The day lasts on average 12 hours and 10 minutes.

There are on average 5 hours of sunshine per day. So, the sun shines 41% of the time.
The average humidity is 73%. Hence, the air is normally humid.
The average wind speed is of
9.6 kph.
November is generally a very hot, muggy month. The average temperature is of
28.9 °C, with a minimum of
23.8 °C and a maximum of
34 °C.

On the coldest nights of the month, the temperature usually drops to around
22 °C.

On the warmest days of the month, the temperature usually reaches around
36 °C.

Precipitation amounts to
115 mm, distributed over 8 days.
The day lasts on average 12 hours and 20 minutes.

There are on average 4.5 hours of sunshine per day. So, the sun shines 35% of the time.
The average humidity is 76%. Hence, the air is normally humid.
The average wind speed is of
8.8 kph.
December is generally a very hot, muggy month. The average temperature is of
28.2 °C, with a minimum of
23.6 °C and a maximum of
32.8 °C.

On the coldest nights of the month, the temperature usually drops to around
22 °C.

On the warmest days of the month, the temperature usually reaches around
35 °C.

Precipitation amounts to
230 mm, distributed over 14 days.
The day lasts on average 12 hours and 20 minutes.

There are on average 4 hours of sunshine per day. So, the sun shines 32% of the time.
The average humidity is 79%. Hence, the air is normally humid.
The average wind speed is of
8.8 kph.