Climate - Iquitos (Peru)

The climate of Iquitos is equatorial, that is, hot, humid and rainy all year round. However, even though there is no dry season, the rains decrease somewhat in the austral winter, from June to September.
The city is located in northeastern Peru, at almost 4 degrees south latitude, on the Amazon River, and is the main Peruvian city in the Amazon rainforest, as well as the capital of the Loreto department.
Occasionally, in the austral winter, there may be short periods with slightly cool temperatures. For example, in August 1993, there was a day with a minimum of 14.5 °C (58 °F) and a maximum of 24 °C (75 °F), while in June 2021, there was a day with a minimum of 15.7 °C (60.3 °F) and a maximum of 22.5 °C (72.5 °F).
Fog can form at night and early in the morning, especially in the southern austral.

Iquitos - Climate data

In Iquitos, the average temperature of the coldest month (July) is of 26.3 °C (79.3 °F), that of the warmest month (November) is of 27.6 °C (81.8 °F). Here are the average temperatures.
In Iquitos, precipitation amounts to 2840 millimeters (111.8 inches) per year: it is therefore very abundant. It ranges from 155 mm (6.1 in) in the driest month (August) to 350 mm (13.8 in) in the wettest one (March). Here is the average precipitation.
In Iquitos, there are on average around 2180 sunshine hours per year. Here are the average hours of sunshine per day.

Iquitos - Weather by month

Based on the period 1991-2020

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In January, the weather in Iquitos is usually warm to hot and muggy. The average temperature is of 27.4 °C (81 °F), with a minimum of 22.4 °C (72.4 °F) and a maximum of 32.4 °C (90.4 °F).
On the coldest nights of the month, the temperature usually drops to around 21 °C (70 °F). However, it dropped to 18.2 °C (64.8 °F) in January 1992.
On the warmest days of the month, the temperature usually reaches around 35 °C (94.5 °F). However, it reached 36.8 °C (98.2 °F) in January 2016.
Precipitation amounts to 255 mm (10 in), distributed over 17 days.
The day lasts on average 12 hours and 20 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 44% of the time.
The average humidity is 84%. Hence, the air is normally humid.
The average wind speed is 5 kph (3 mph).

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In February, the weather in Iquitos is usually warm to hot and muggy. The average temperature is of 27.4 °C (81 °F), with a minimum of 22.4 °C (72.3 °F) and a maximum of 32.3 °C (90.1 °F).
On the coldest nights of the month, the temperature usually drops to around 22 °C (71 °F). However, it dropped to 19.4 °C (66.9 °F) in February 1992.
On the warmest days of the month, the temperature usually reaches around 35 °C (95 °F). However, it reached 36.7 °C (98.1 °F) in February 2007.
Precipitation amounts to 275 mm (10.8 in), distributed over 18 days.
The day lasts on average 12 hours and 10 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 44% of the time.
The average humidity is 84%. Hence, the air is normally humid.
The average wind speed is 4 kph (3 mph).

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In March, the weather in Iquitos is usually warm to hot and muggy. The average temperature is of 27.3 °C (81 °F), with a minimum of 22.4 °C (72.4 °F) and a maximum of 32.2 °C (90 °F).
On the coldest nights, the temperature usually drops to around 21.5 °C (70.5 °F). However, it dropped to 19.3 °C (66.7 °F) in March 1992.
On the warmest days, the temperature usually reaches around 35 °C (95 °F). However, it reached 36.2 °C (97.2 °F) in March 2016.
Precipitation amounts to 350 mm (13.8 in), distributed over 20 days.
The day lasts on average 12 hours and 5 minutes.
There are on average 5 hours of sunshine per day. So, the sun shines 41% of the time.
The average humidity is 85%. Hence, the air is normally humid.
The average wind speed is 4 kph (3 mph).

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In April, the weather in Iquitos is usually warm to hot and muggy. The average temperature is of 27.3 °C (81 °F), with a minimum of 22.4 °C (72.4 °F) and a maximum of 32.2 °C (89.9 °F).
On the coldest nights, the temperature usually drops to around 20.5 °C (69.5 °F). However, it dropped to 17.8 °C (64 °F) in April 1999.
On the warmest days, the temperature usually reaches around 35 °C (95 °F). However, it reached 36.2 °C (97.2 °F) in April 2010.
Precipitation amounts to 305 mm (12 in), distributed over 19 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 44% of the time.
The average humidity is 85%. Hence, the air is normally humid.
The average wind speed is 4 kph (3 mph).

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In May, the weather in Iquitos is usually warm to hot and muggy. The average temperature is of 27.0 °C (81 °F), with a minimum of 22.2 °C (72 °F) and a maximum of 31.7 °C (89 °F).
On the coldest nights, the temperature usually drops to around 20.5 °C (68.5 °F). However, it dropped to 17.5 °C (63.5 °F) in May 2007.
On the warmest days, the temperature usually reaches around 34.5 °C (93.5 °F). However, it reached 36 °C (96.8 °F) in May 1992.
Precipitation amounts to 270 mm (10.6 in), distributed over 18 days.
The day lasts on average 11 hours and 55 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 47% of the time.
The average humidity is 85%. Hence, the air is normally humid.
The average wind speed is 4 kph (3 mph).

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In June, the weather in Iquitos is usually warm to hot and muggy. The average temperature is of 26.5 °C (80 °F), with a minimum of 21.7 °C (71.1 °F) and a maximum of 31.3 °C (88.3 °F).
On the coldest nights, the temperature usually drops to around 19.5 °C (66.5 °F). However, it dropped to 17 °C (62.6 °F) in June 1994.
On the warmest days, the temperature usually reaches around 34 °C (93 °F). However, it reached 35 °C (95 °F) in June 1991.
Precipitation amounts to 200 mm (7.9 in), distributed over 15 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 86%. Hence, the air is normally humid.
The average wind speed is 4 kph (2 mph).

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In July, the least warm month of the year, the weather in Iquitos is usually warm to hot and muggy. The average temperature is of 26.3 °C (79 °F), with a minimum of 21.1 °C (70.1 °F) and a maximum of 31.5 °C (88.6 °F).
On the coldest nights of the month, the temperature usually drops to around 19 °C (66.5 °F). However, it dropped to 14.7 °C (58.5 °F) in July 2000.
On the warmest days of the month, the temperature usually reaches around 34 °C (93.5 °F). However, it reached 35.8 °C (96.4 °F) in July 1993.
Precipitation amounts to 165 mm (6.5 in), distributed over 14 days.
The day lasts on average 11 hours and 55 minutes.
There are on average 7 hours of sunshine per day. So, the sun shines 58% of the time.
The average humidity is 84%. Hence, the air is normally humid.
The average wind speed is 4 kph (2 mph).

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In August, the weather in Iquitos is usually warm to hot and muggy. The average temperature is of 26.8 °C (80 °F), with a minimum of 21.2 °C (70.2 °F) and a maximum of 32.4 °C (90.3 °F).
On the coldest nights of the month, the temperature usually drops to around 18 °C (65 °F). However, it dropped to 14.5 °C (58.1 °F) in August 1993.
On the warmest days of the month, the temperature usually reaches around 35 °C (95 °F). However, it reached 38.6 °C (101.5 °F) in August 2008.
Precipitation amounts to 155 mm (6.1 in), distributed over 12 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 7.5 hours of sunshine per day. So, the sun shines 61% of the time.
The average humidity is 82%. Hence, the air is normally humid.
The average wind speed is 4 kph (3 mph).

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In September, the weather in Iquitos is usually warm to hot and muggy. The average temperature is of 27.5 °C (81 °F), with a minimum of 21.8 °C (71.2 °F) and a maximum of 33.1 °C (91.7 °F).
On the coldest nights, the temperature usually drops to around 20 °C (68 °F). However, it dropped to 15.7 °C (60.3 °F) in September 2000.
On the warmest days, the temperature usually reaches around 35.5 °C (96 °F). However, it reached 38.7 °C (101.7 °F) in September 1991.
Precipitation amounts to 190 mm (7.5 in), distributed over 14 days.
The day lasts on average 12 hours and 5 minutes.
There are on average 7 hours of sunshine per day. So, the sun shines 59% of the time.
The average humidity is 82%. Hence, the air is normally humid.
The average wind speed is 4 kph (3 mph).

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In October, the weather in Iquitos is usually very hot and muggy. The average temperature is of 27.6 °C (82 °F), with a minimum of 22.2 °C (72 °F) and a maximum of 33.1 °C (91.6 °F).
On the coldest nights, the temperature usually drops to around 20.5 °C (68.5 °F). However, it dropped to 17 °C (62.6 °F) in October 1999.
On the warmest days, the temperature usually reaches around 36 °C (97 °F). However, it reached 37.2 °C (99 °F) in October 2017.
Precipitation amounts to 215 mm (8.5 in), distributed over 16 days.
The day lasts on average 12 hours and 10 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 5 kph (3 mph).

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In November, the hottest month of the year, the weather in Iquitos is usually very hot and muggy. The average temperature is of 27.6 °C (82 °F), with a minimum of 22.4 °C (72.3 °F) and a maximum of 32.9 °C (91.2 °F).
On the coldest nights, the temperature usually drops to around 21 °C (70 °F). However, it dropped to 17.2 °C (63 °F) in November 1999.
On the warmest days, the temperature usually reaches around 35 °C (95.5 °F). However, it reached 37.4 °C (99.3 °F) in November 2010.
Precipitation amounts to 245 mm (9.6 in), distributed over 17 days.
The day lasts on average 12 hours and 20 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 49% of the time.
The average humidity is 84%. Hence, the air is normally humid.
The average wind speed is 5 kph (3 mph).

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In December, the hottest month of the year, the weather in Iquitos is usually warm to hot and muggy. The average temperature is of 27.4 °C (81 °F), with a minimum of 22.4 °C (72.3 °F) and a maximum of 32.4 °C (90.3 °F).
On the coldest nights of the month, the temperature usually drops to around 20.5 °C (69 °F). However, it dropped to 18.3 °C (64.9 °F) in December 1998.
On the warmest days of the month, the temperature usually reaches around 34.5 °C (94.5 °F). However, it reached 36.2 °C (97.2 °F) in December 2010.
Precipitation amounts to 255 mm (10 in), 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 41% of the time.
The average humidity is 85%. Hence, the air is normally humid.
The average wind speed is 5 kph (3 mph).