, that is, hot and rainy all year round. However, even though there is no dry season, the rains decrease somewhat in the austral winter, from June to August.
The city is the capital of the province of Alto Amazonas and is located in northern Peru, at almost 6 degrees south latitude, in the Loreto region, at the confluence of the Paranapura and Huallaga rivers. The altitude is 140 meters (460 feet), but to the southwest are the first spurs of the Andes.
Occasionally, in the austral winter, especially from late June to late July, there may be slightly cool periods, perhaps of a day or two, in which the maximum temperature can drop down to 24/25 °C (75/77 °F).
. Here are the average temperatures.
January is generally a warm to hot, muggy month. The average temperature is of
26.9 °C, with a minimum of
22.7 °C and a maximum of
31.2 °C.

On the coldest nights of the month, the temperature usually drops to around
20.5 °C.

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

Precipitation amounts to
210 mm, distributed over 16 days.
The day lasts on average 12 hours and 25 minutes.

There are on average 5 hours of sunshine per day. So, the sun shines 42% of the time.
The average humidity is 79%. Hence, the air is normally humid.
The average wind speed is of
7.2 kph.
February is generally a warm to hot, muggy month. The average temperature is of
26.9 °C, with a minimum of
22.8 °C and a maximum of
31 °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
34.5 °C.

Precipitation amounts to
200 mm, distributed over 16 days.
The day lasts on average 12 hours and 20 minutes.

There are on average 5 hours of sunshine per day. So, the sun shines 40% of the time.
The average humidity is 81%. Hence, the air is normally humid.
The average wind speed is of
6 kph.
March is generally a warm to hot, muggy month. The average temperature is of
26.9 °C, with a minimum of
22.7 °C and a maximum of
31 °C.

On the coldest nights of the month, the temperature usually drops to around
20 °C.

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

Precipitation amounts to
240 mm, distributed over 17 days.
The day lasts on average 12 hours and 5 minutes.

There are on average 4 hours of sunshine per day. So, the sun shines 31% of the time.
The average humidity is 81%. Hence, the air is normally humid.
The average wind speed is of
5.5 kph.
April is generally a warm to hot, muggy month. The average temperature is of
27 °C, with a minimum of
22.3 °C and a maximum of
31.6 °C.

On the coldest nights of the month, the temperature usually drops to around
19 °C.

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

Precipitation amounts to
210 mm, distributed over 15 days.
The day lasts on average 12 hours and 0 minutes.

There are on average 4.5 hours of sunshine per day. So, the sun shines 38% of the time.
The average humidity is 79%. Hence, the air is normally humid.
The average wind speed is of
5.1 kph.
May is generally a warm to hot, muggy month. The average temperature is of
26.9 °C, with a minimum of
22.2 °C and a maximum of
31.5 °C.

On the coldest nights of the month, the temperature usually drops to around
19.5 °C.

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

Precipitation amounts to
175 mm, distributed over 14 days.
The day lasts on average 11 hours and 50 minutes.

There are on average 5 hours of sunshine per day. So, the sun shines 41% of the time.
The average humidity is 78%. Hence, the air is normally humid.
The average wind speed is of
5.7 kph.
June, the least warm month of the year, is generally a warm to hot, muggy month. The average temperature is of
26.4 °C, with a minimum of
21.7 °C and a maximum of
31.2 °C.

On the coldest nights of the month, the temperature usually drops to around
18.5 °C.

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

Precipitation amounts to
110 mm, distributed over 12 days.
The day lasts on average 11 hours and 50 minutes.

There are on average 5.5 hours of sunshine per day. So, the sun shines 47% of the time.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is of
5.8 kph.
July is generally a warm to hot, muggy month. The average temperature is of
26.6 °C, with a minimum of
21.4 °C and a maximum of
31.8 °C.

On the coldest nights of the month, the temperature usually drops to around
17.5 °C.

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

Precipitation amounts to
95 mm, distributed over 12 days.
The day lasts on average 11 hours and 50 minutes.

There are on average 6 hours of sunshine per day. So, the sun shines 50% of the time.
The average humidity is 75%. Hence, the air is normally humid.
The average wind speed is of
5.8 kph.
August is generally a very hot, muggy month. The average temperature is of
27.6 °C, with a minimum of
22.5 °C and a maximum of
32.6 °C.

On the coldest nights of the month, the temperature usually drops to around
19 °C.

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

Precipitation amounts to
105 mm, distributed over 11 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 72%. Hence, the air is normally humid.
The average wind speed is of
6.2 kph.
September, the hottest month of the year, is generally a very hot, muggy month. The average temperature is of
27.8 °C, with a minimum of
22.6 °C and a maximum of
33.1 °C.

On the coldest nights of the month, the temperature usually drops to around
19 °C.

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

Precipitation amounts to
150 mm, distributed over 13 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 48% of the time.
The average humidity is 73%. Hence, the air is normally humid.
The average wind speed is of
6 kph.
October is generally a very hot, muggy month. The average temperature is of
27.6 °C, with a minimum of
22.8 °C and a maximum of
32.4 °C.

On the coldest nights of the month, the temperature usually drops to around
20 °C.

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

Precipitation amounts to
185 mm, distributed over 15 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 75%. Hence, the air is normally humid.
The average wind speed is of
6.6 kph.
November is generally a very hot, muggy month. The average temperature is of
27.6 °C, with a minimum of
23.1 °C and a maximum of
32 °C.

On the coldest nights of the month, the temperature usually drops to around
20 °C.

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

Precipitation amounts to
210 mm, distributed over 15 days.
The day lasts on average 12 hours and 25 minutes.

There are on average 5 hours of sunshine per day. So, the sun shines 40% of the time.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is of
6.8 kph.
December is generally a warm to hot, muggy month. The average temperature is of
27 °C, with a minimum of
22.6 °C and a maximum of
31.3 °C.

On the coldest nights of the month, the temperature usually drops to around
20 °C.

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

Precipitation amounts to
195 mm, distributed over 15 days.
The day lasts on average 12 hours and 30 minutes.

There are on average 5.5 hours of sunshine per day. So, the sun shines 43% of the time.
The average humidity is 79%. Hence, the air is normally humid.
The average wind speed is of
7.2 kph.