January Weather in Iquitos, Peru

Last updated: August 27, 2025

January in Iquitos, Peru is characterized by a warm tropical climate, with maximum temperatures reaching a sizzling 34°C (94°F) and an average of 26°C (79°F). The month experiences high humidity levels at around 83%, contributing to a muggy atmosphere. Rainfall is frequent, with approximately 255 mm (10.0 in) spread over 23 days, making it one of the wettest months of the year. Travelers can expect a vibrant, lush environment, although the persistent showers might require some planning for outdoor activities.

January Temperature in Iquitos

In Iquitos, Peru, January marks the beginning of the year with warm and inviting temperatures, featuring a comfortable average of 26°C (79°F). The month sees minimums around 21°C (71°F) and can peak at a balmy 34°C (94°F), making it a perfect time to explore the lush Amazonian surroundings. As the month transitions into February, temperatures remain consistently warm, with a slightly higher minimum of 22°C (72°F) but a similar average. Throughout the first quarter of the year, temperatures hover around this pleasant average, maintaining highs in the low to mid-30s, highlighting a tropical climate that offers both heat and vitality. The slight variations indicate a stable warmth, making January an ideal month for outdoor adventures in this vibrant city.

January Weather in Iquitos: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Iquitos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Iquitos, January typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec797979797878777980807979
Data source: Temperature data for Iquitos generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Iquitos

In Iquitos, Peru, January marks the beginning of a wet season characterized by significant rainfall, with an impressive 255 mm (10.0 in) of precipitation across approximately 23 days. This early burst of rainfall sets the tone for the following months, as precipitation peaks in March with 335 mm (13.2 in) and remains consistently high through April and December. Notably, January serves as a transitional month, where the decrease from December's 292 mm (11.5 in) indicates a gradual shift into the wetter part of the year. As the region continues to experience abundant rainfall into February, the frequency of rainy days suggests that locals and visitors alike should be prepared for persistent showers, which are emblematic of Iquitos’ lush rainforest climate.

January Precipitation Trends in Iquitos

The chart displays monthly precipitation patterns in Iquitos, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Iquitos, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec255216335309230222155122176213244292
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Iquitos

In Iquitos, Peru, January marks the start of the year with a high humidity level of 83%, setting the tone for a tropical climate. As the months progress, humidity fluctuates, peaking in May at 91%, which is characteristic of the region's rainy season. Following a gradual decrease through the warmer months, August witnesses a notable drop to 68%, indicating a shift towards slightly drier conditions. However, as the year comes to a close, humidity levels climb again, reaching 87% in December. This cyclical pattern highlights a dynamic interplay between moisture and temperature, characterizing Iquitos’s unique equatorial environment.

January Average Humidity in Iquitos

This chart illustrates the average monthly humidity levels in Iquitos, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Iquitos is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%79%82%86%91%85%77%68%60%62%76%87%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Iquitos

In January, Iquitos, Peru experiences a striking UV Index of 15, categorized as extreme, with a burn time of just 10 minutes. This intense sun exposure is consistent throughout the early months of the year, as both February and March hold a UV Index of 16, compelling residents and visitors alike to remain vigilant against the sun’s rays. Even as the year progresses into April, the UV levels remain unnervingly high at 16, making sun protection a necessity. While May sees a slight decrease to 14, the threat of extreme exposure continues unabated. The trend persists into the following months, with UV values gradually tapering off to 12 by June and peaking at 13 again in September through December. Regardless of the month, Iquitos's UV Index remains a crucial factor in outdoor planning. For those seeking more information, visit Iquitos UV Index.

Maximum UV Index Levels in Iquitos for January

The chart shows the monthly maximum UV Index (UVI) for Iquitos in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Iquitos typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151616161412111213141313
Data source: Iquitos January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

January Sunshine in Iquitos

In Iquitos, Peru, January greets its residents with 222 hours of sunshine, setting the stage for a gradual increase in daylight as the year progresses. The sun's embrace becomes more generous in February, with 229 hours, and by March, it peaks at 234 hours. As the months roll into April and May, sunshine hours continue to soar, reaching 248 hours in May, just before the dry season takes hold. The true sun-worshipping months arrive in June and July, where Iquitos basks in 263 and 296 hours respectively, highlighting the peak of the region’s tropical splendor. August follows closely, boasting an impressive 299 hours, which marks the zenith of sunny days. As autumn gently settles in, the daylight remains plentiful through the fall, albeit slightly declining in September at 286 hours and continuing to taper off until November at 230 hours. December, with 255 hours, offers a fitting farewell to the year's sun-soaked days, leaving locals and visitors alike eager for the warmth of another cycle of sunshine.

Monthly Sunshine Duration in Iquitos: January Highlighted

The January sunshine duration represents the total number of hours Iquitos experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec222h229h234h232h248h263h296h299h286h269h230h255h
Data source: Iquitos January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Iquitos During January

In Iquitos, Peru, the likelihood of sunny weather in January stands at a modest 13%. This mark reflects a broader trend of fluctuating sunshine throughout the year, with the early months often less favorable for sun-seekers. After January, the chances dip slightly to 8% in February before seeing a gradual increase in later months, peaking during the dry season with 36% in July and reaching 38% in August. Conversely, the rainy season descends again in September and October, where the sunny intervals become sparser. Overall, while January offers limited sunshine, the months that follow gradually enhance the likelihood of sunny days, inviting a more pleasant weather experience as the year progresses.

Percentage of Sunny Days in January in Iquitos

The chart illustrates the percentage of sunny days in Iquitos throughout the year, with January highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Iquitos experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec13%8%9%13%21%21%36%38%34%21%14%10%
Data source: Iquitos January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Iquitos in January

In Iquitos, Peru, January ushers in a month of consistent daylight, with the sun gracing the sky for a full 12 hours each day. This trend of equal daylight duration extends into February, March, April, and returns in September through December, creating a comforting schedule for both residents and visitors. As the year progresses into May, the daylight gently decreases to 11 hours and maintains this shorter duration until August. This rhythmic pattern of daylight not only defines the vibrant lifestyle in Iquitos but also highlights the region's unique climate, where the balance of light plays a pivotal role in daily activities and nature's cycles.

Average Daylight Hours in Iquitos for January

The chart illustrates the variation in daylight duration in Iquitos throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 18m12h 12m12h 6m12h11h 55m11h 53m11h 54m11h 58m12h 4m12h 10m12h 16m12h 19m
Data source: Iquitos daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Iquitos

In Iquitos, Peru, January greets visitors with a gentle breeze, as the average wind speed remains consistently at 1.3 m/s (3 mph). This mild wind, which persists through February and March, sets a tranquil tone for the region before it slightly tapers off to 1.2 m/s in the subsequent months from April to July. As the year progresses, a subtle resurgence is observed in August, bringing back that signature lightness, which continues through October and into December. This rhythmic pattern of wind speed not only enhances the allure of Iquitos's tropical climate but also invites a sense of calm and serenity, making it a delightful destination for nature lovers and explorers alike.

Average January Wind Speed in Iquitos

The chart displays monthly wind speed patterns in Iquitos, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.3 m/s1.31.31.21.21.21.21.31.21.31.31.3
Data source: Iquitos January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Iquitos Compares to Other Months

Weather in Iquitos varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Iquitos, focusing on differences in temperature, rainfall, humidity, and UV levels.

January and February in Iquitos exhibit relatively similar weather patterns, though notable differences exist. In January, temperatures range from a minimum of 21°C (71°F) to a maximum of 34°C (94°F), with an average temperature of 26°C (79°F). This month also experiences significant rainfall, totaling 255 mm (10.0 in) over 23 days, combined with high humidity at 83%. In contrast, February sees slightly warmer evenings with a minimum of 22°C (72°F) and a max of 33°C (92°F), while the average remains stable at 26°C (80°F). Precipitation decreases to 216 mm (8.5 in) occurring over 24 days, and humidity drops to 79%. Overall, while both months are humid and wet, February offers a marginally milder and drier experience. For more details, check out Iquitos weather in February.

In January, the weather in Iquitos features a minimum temperature of 21°C (71°F), with an average of 26°C (79°F) and a maximum of 34°C (94°F). Rainfall is significant during this month, totaling 255 mm (10.0 in) over 23 days, accompanied by a relatively high humidity level of 83%.

By March, temperatures rise slightly, with a minimum of 22°C (73°F), an average of 26°C (79°F), and a peak of 35°C (96°F). Precipitation increases as well, reaching 335 mm (13.2 in) over 28 days, although humidity remains nearly unchanged at 82%. For more details on March weather conditions, you can visit Iquitos weather in March.

In January, the weather in Iquitos features temperatures ranging from a minimum of 21°C (71°F) to a maximum of 34°C (94°F), with an average of 26°C (79°F). The month experiences significant rainfall, totaling 255 mm (10.0 in) over 23 days, accompanied by high humidity at 83%. In contrast, April sees a slight increase in temperature, with a maximum reaching 35°C (95°F) while maintaining the same minimum and average temperatures. Precipitation is even heavier in April, totaling 309 mm (12.2 in) across 26 days, with humidity rising slightly to 86%. For more detailed information, you can check Iquitos weather in April.

In January, the weather exhibits warm temperatures with a minimum of 21°C (71°F) and an average of 26°C (79°F), peaking at 34°C (94°F). This month also sees significant rainfall, with 255 mm (10.0 in) spread over 23 days and a humidity level of 83%. Conversely, May presents a slightly cooler climate, featuring similar average temperatures but with a maximum of 33°C (92°F) and a minimum of 20°C (69°F). While May has a marginally lower total precipitation of 230 mm (9.0 in) across 25 days, humidity rises to 91%. For a closer look at the specific weather conditions in May, check out Iquitos weather in May.

In January, Iquitos experiences temperatures ranging from a minimum of 21°C (71°F) to a maximum of 34°C (94°F), with an average temperature of 26°C (79°F). During this month, the region sees considerable rainfall, totaling 255 mm (10.0 in) over 23 days, alongside high humidity levels at 83%. In contrast, June offers slightly cooler conditions, with the temperature ranging from 21°C (69°F) to 33°C (92°F) and an average temperature of 26°C (78°F). Rainfall in June is less intense at 222 mm (8.8 in) across 24 days, and the humidity is marginally higher at 85%. This comparison highlights a generally warm climate year-round, with January being slightly wetter than June. For more details, check out Iquitos weather in June.

In January, Iquitos experiences significantly warmer temperatures, with average highs reaching 34°C (94°F) compared to July’s maximum of 33°C (92°F). The humidity is also higher in January at 83%, making it feel more oppressive than the 76% humidity in July. Additionally, January sees more precipitation, with 255 mm (10.0 in) falling over 23 days, while July has less rain, totaling 155 mm (6.1 in) over 19 days. Overall, January is characterized by warmer and wetter conditions, whereas July offers a slightly cooler and drier climate. For more details on July weather, check out Iquitos weather in July.

In January, the weather in Iquitos is characterized by warmer temperatures, with a minimum of 21°C (71°F) and an average of 26°C (79°F), reaching a maximum of 34°C (94°F). This month experiences significant rainfall, with a total of 255 mm (10.0 in) spread over 23 days, coupled with high humidity at 83%. In contrast, August sees slightly cooler minimum temperatures, dropping to 17°C (63°F), while maintaining the same average and maximum of 26°C (79°F) and 34°C (94°F), respectively. The precipitation in August is considerably lower at 122 mm (4.8 in) across 17 days, contributing to a more comfortable humidity level of 68%. For more details, you can check Iquitos weather in August.

January and September in Iquitos present a stark contrast in weather despite similar average temperatures. January tends to be more humid with a minimum temperature of 21°C (71°F) and high levels of precipitation, totaling 255 mm (10.0 in) over 23 days. In contrast, September features slightly cooler minimum temperatures of 20°C (69°F) and significantly less rainfall at 176 mm (6.9 in), while also enjoying lower humidity levels at 60%. This makes September a more comfortable month for outdoor activities. For a detailed look at the weather specifics, you can check Iquitos weather in September.

In January, the weather in Iquitos is characterized by warm temperatures, with a minimum of 21°C (71°F) and a maximum reaching up to 34°C (94°F). The month experiences significant rainfall, averaging 255 mm (10.0 in) over 23 days, accompanied by high humidity levels at 83%. In contrast, October sees slightly higher minimum temperatures of 22°C (71°F) and maximum temperatures peak at 35°C (95°F), making it a bit warmer overall. Precipitation in October decreases to 213 mm (8.4 in) spread over 24 days, and the humidity drops to a much more comfortable 62%. For more detailed information, check out Iquitos weather in October.

In comparing the weather between January and November, both months exhibit warm temperatures, with January experiencing slightly lower minimum temperatures averaging around 21°C (71°F) compared to November's 22°C (72°F). The maximum temperatures remain fairly consistent, with both months peaking around 34°C (93°F to 94°F). January receives marginally higher precipitation at 255 mm (10.0 in) over 23 days, while November sees slightly less rain at 244 mm (9.6 in) across 25 days. Additionally, humidity levels are higher in January at 83%, compared to November's 76%. For more detailed information, you can visit Iquitos weather in November.

January and December in Iquitos exhibit similar average temperatures, hovering around 26°C (79°F). However, January sees a slightly lower minimum temperature of 21°C (71°F) compared to December's 22°C (73°F). While both months experience maximum temperatures of around 34°C (94°F), January has less precipitation with 255 mm (10.0 in) over 23 days, in contrast to December's 292 mm (11.5 in) across 27 days. Additionally, January’s humidity is marginally lower at 83% compared to December's 87%. For more detailed information, you can check out Iquitos weather in December.

Compare Iquitos's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Iquitos

In January, Iquitos experiences a vibrant blend of warmth and humidity, with temperatures typically peaking around 34°C (94°F) while maintaining an average of 26°C (79°F). This month marks a notable shift in weather, as it usually witnesses an uptick in precipitation, with rain making an appearance on nearly 23 days and accumulating to about 255 mm (10.0 in). The high humidity levels at 83% can create a tropical feel, distinguishing this month from the more dry and cooler periods of the year. For those seeking to explore the unique climate patterns of this Amazonian gem, more detailed insights can be found at Iquitos Climate.