Last updated: August 27, 2025
In January, Alto Mayo, Peru experiences a vibrant blend of tropical weather, with maximum temperatures reaching 28°C (83°F) and an average of 19°C (66°F), creating a warm and inviting atmosphere. The region sees a significant rainfall, totaling 291 mm (11.5 in) over 25 days, contributing to its lush landscapes and rich biodiversity. With humidity levels hovering around 82%, the air remains moist and refreshing, typical of the Amazonian climate. This month offers a unique opportunity to explore the natural beauty of Alto Mayo, but visitors should come prepared for the frequent showers that define this dynamic season.
In Alto Mayo, Peru, January ushers in a delightful warmth, showcasing a minimum temperature of 13°C (55°F) and a comfortable average of 19°C (66°F). As the month progresses, daytime highs can reach up to 28°C (83°F), perfect for exploring the region's lush landscapes. This pleasant climate trend continues throughout the year, with February showing a slight dip in maximum temperatures to 27°C (81°F) and minimums dropping to 12°C (54°F). Surprisingly, the average temperature remains consistently mild at 19°C, creating a stable environment that transitions smoothly into cooler months, like June and July, where temperatures fall to a minimum of 10°C (50°F). Overall, the temperate conditions throughout January set the stage for a year characterized by mild variations, ensuring that Alto Mayo offers an inviting climate for visitors all year round.
In January, Alto Mayo, Peru experiences significant rainfall, with an impressive 291 mm (11.5 in) of precipitation over an average of 25 days. This marks a strong start to the wet season, which typically sees its peak in March, where precipitation rises dramatically to 352 mm (13.9 in) across 31 days. Following January, the rainfall begins to taper off in February and April, with amounts of 247 mm (9.7 in) and 257 mm (10.1 in), respectively. Notably, the month of January sets the tone for the year, with consistently high amounts of rainfall paving the way for lush landscapes and rich biodiversity that characterize the region. As the year progresses, the rainfall gradually declines, showcasing a clear seasonal pattern that underscores the region's transitioning climate from the wet to the dry season.
In January, Alto Mayo, Peru, experiences a high humidity level of 82%, setting the tone for the month ahead. This peak in humidity is characteristic of the region's tropical climate, where moisture levels gradually increase into spring, reaching 88% by May. As the year progresses, humidity starts to fluctuate, dipping significantly during the dryer months of July and August, when it plummets to a refreshing 51% and 44%, respectively. Following this dry spell, humidity climbs back up, closing the year on a humid note, with December returning to 85%. The data highlights a cyclical pattern where the wet season begins with January's humidity, peaks in late spring, and then recedes toward the drier winter months, creating a dynamic and engaging climate rhythm in this lush Peruvian region.
In January, Alto Mayo experiences an extreme UV Index of 16, where unprotected skin can begin to burn in just 10 minutes. This trend of high UV exposure continues into February with a slight increase to 17, and peaks in March at an impressive 18. Even as the months transition into April and May, the UV Index remains in the extreme category, fluctuating between 14 and 17, emphasizing the need for vigilant sun protection year-round. As the year progresses into the cooler months, the Index slightly decreases, yet still hovers between 12 and 15, maintaining a notable risk for sunburn with the same 10-minute burn time. For more detailed insights and seasonal patterns, visit Alto Mayo UV Index.
UV Risk Categories
In Alto Mayo, Peru, January marks the beginning of a sunlit journey with 210 hours of sunshine, setting the stage for a gradual increase in daylight as the year progresses. As the seasons transition, February sees a notable rise to 249 hours, reflecting the region's warming embrace. March continues this trend with 244 hours, before April bursts forth with 256 hours of brilliant sunshine. The peak of brightness arrives in the mid-year months, with July and August recording impressive totals of 313 and 324 hours respectively. This sunny crescendo gradually tapers off into the fall, yet still boasts 284 hours in October and 252 hours in November. By December, the year wraps up with 288 hours of sunshine, showcasing the consistent warmth and vibrancy that characterizes this enchanting corner of Peru throughout the year.
In Alto Mayo, Peru, January presents a modest 14% chance of sunny weather, with conditions shifting notably in the months that follow. This slight increase in sunshine sets the stage for a transition towards more favorable weather patterns, as the region experiences a gradual rise in sunny days through April, peaking at 16%. However, the sunny outlook truly flourishes from May onwards, with 37% likelihood in May and 49% in July. As the year progresses, the probability of bright, sunny days dips again in the late months, highlighting a clear trend of increased sunshine during the mid-year. This cyclical variation underscores the dynamic weather patterns typical of the region, making January a relatively cloudy month in contrast to the vibrant summer ahead.
In Alto Mayo, Peru, the month of January brings a delightful balance of 12 hours of daylight, a trend that persists into February and March. As the year progresses into April, daylight begins to slightly wane, settling at 11 hours until the end of August. However, this trend of shorter days swiftly reverses as September arrives, rekindling the 12-hour daylight rhythm that continues through the end of the year. This cyclical pattern not only marks the passage of time in this lush region but also offers a captivating glimpse into the harmony of nature's light throughout the seasons.
In January, the winds in Alto Mayo, Peru, gently whisper with an average speed of 1.3 m/s (3 mph), a trend that remains consistent throughout the following month of February. As the seasons shift, there’s a subtle decrease in wind speed to 1.1 m/s (2 mph) by March, marking the calmest point of the year. This tranquil period continues into April and June, where wind speeds remain stable, only to rise again slightly in July at 1.3 m/s (3 mph). The summer months bring a refreshingly mild breeze, peaking at 1.4 m/s (3 mph) in August and November, before settling back into a comforting rhythm as the year winds down. Overall, January's breezy embrace heralds a year of gentle winds, perfect for those seeking tranquility in nature’s embrace.
Weather in Alto Mayo varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Alto Mayo, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in January and February, we see some notable similarities and differences. Both months feature an average temperature of around 19°C (66°F), with January slightly warmer at a maximum of 28°C (83°F) compared to February's 27°C (81°F). In terms of precipitation, January is wetter, receiving 291 mm (11.5 in) over 25 days, while February experiences less rainfall at 247 mm (9.7 in) across 27 days. Humidity remains relatively high in both months, with January at 82% and February slightly lower at 80%. For more details on the weather patterns specific to February, you can check Alto Mayo weather in February.
In comparing the weather of January and March, both months share similar temperature ranges, with January having slightly warmer maximum temperatures at 28°C (83°F) compared to March's 27°C (80°F). However, March experiences more precipitation, totaling 352 mm (13.9 in) across 31 days, whereas January has 291 mm (11.5 in) over 25 days. Additionally, humidity levels are slightly higher in March at 85%, compared to January's 82%. For more details on March weather, you can visit Alto Mayo weather in March.
In January, the weather in Alto Mayo features a warm range of temperatures, with a minimum of 13°C (55°F) and a maximum of 28°C (83°F), accompanied by significant rainfall totaling 291 mm (11.5 in) over 25 days, and a humidity level of 82%. By April, the temperatures remain similar, with a minimum of 13°C (55°F) and a slightly lower maximum of 27°C (81°F). However, April experiences slightly less precipitation, totaling 257 mm (10.1 in) over 29 days, and the humidity rises to 87%. This comparison highlights the consistent warmth through both months, while April tends to be wetter and more humid. For more detailed information, check out Alto Mayo weather in April.
In comparing the weather of January and May, both months exhibit similar average temperatures, with January reaching a minimum of 13°C (55°F) and a maximum of 28°C (83°F), while May has a slightly lower maximum of 27°C (81°F) and a minimum of 12°C (53°F). However, January is notably wetter, receiving 291 mm (11.5 in) of precipitation over 25 days, in contrast to May’s 188 mm (7.4 in) spread across 29 days. Additionally, humidity is slightly higher in May at 88% compared to January’s 82%. For a more detailed overview of May weather, you can check this link: Alto Mayo weather in May.
In January, the weather is noticeably warmer, with temperatures ranging from a minimum of 13°C (55°F) to a maximum of 28°C (83°F) and an average of 19°C (66°F). This month also experiences significant rainfall, accumulating 291 mm (11.5 in) over 25 days, coupled with high humidity levels at 82%. In contrast, June offers cooler conditions, with temperatures dipping slightly lower, featuring a minimum of 10°C (51°F) and a maximum of 26°C (79°F), and an average of 18°C (65°F). The precipitation in June is much lighter, totaling 134 mm (5.3 in) over 24 days, and humidity decreases to a more comfortable 73%. For a closer look at weather specifics in June, you can visit Alto Mayo weather in June.
In January, the weather is characterized by warmer temperatures, with a minimum of 13°C (55°F), an average of 19°C (66°F), and a maximum of 28°C (83°F). The month is also marked by significant rainfall, totaling 291 mm (11.5 in) over 25 days, contributing to a high humidity level of 82%. In contrast, July experiences cooler conditions, with a minimum of 10°C (50°F), an average of 18°C (64°F), and a maximum of 26°C (79°F). Precipitation drops significantly to 91 mm (3.6 in) over 20 days, leading to a much lower humidity of 51%. For more detailed information, you can visit Alto Mayo weather in July.
In January, the weather is warmer, with temperatures ranging from a minimum of 13°C (55°F) to a maximum of 28°C (83°F) and an average of 19°C (66°F). The month sees significant rainfall, with a total of 291 mm (11.5 in) spread over 25 days, contributing to a high humidity of 82%. In contrast, August is cooler, featuring minimum temperatures of 9°C (49°F), an average of 18°C (65°F), and a maximum still reaching 28°C (83°F). Precipitation decreases significantly to 69 mm (2.7 in) over 16 days, resulting in a much lower humidity of 44%. For a more detailed look at the weather in August, you can visit Alto Mayo weather in August.
In January, the weather is noticeably warmer and more humid, with temperatures reaching a maximum of 28°C (83°F) and an average of 19°C (66°F). The month experiences significant precipitation of 291 mm (11.5 in) across 25 days, resulting in humidity levels around 82%. In contrast, September features similar maximum temperatures of 28°C (83°F) and the same average temperature of 19°C (66°F), but with a cooler minimum of 10°C (51°F). Rainfall in September is considerably lower at 89 mm (3.5 in) over 20 days, leading to a much more comfortable humidity level of 49%. For more detailed weather insights, visit Alto Mayo weather in September.
In comparing the weather between January and October, both months show a similar average temperature of 19°C (66°F) and maximum temperatures peaking at 28°C (82°F) to 28°C (83°F), providing a moderate climate throughout the year. However, January experiences significantly higher precipitation at 291 mm (11.5 in) over 25 days, while October sees a reduction in rainfall, accumulating 195 mm (7.7 in) over 29 days. Additionally, October boasts lower humidity at 71% compared to January's 82%, resulting in a slightly more comfortable atmosphere. For more details on weather patterns, check out Alto Mayo weather in October.
In comparing the weather of January and November, both months exhibit similar average temperatures, with January reaching a minimum of 13°C (55°F) and a maximum of 28°C (83°F), while November's range is slightly cooler with a minimum of 12°C (54°F) and a maximum of 27°C (81°F). Notably, January experiences a higher total precipitation of 291 mm (11.5 in) across 25 days, compared to November's 268 mm (10.5 in) over 29 days. Moreover, the humidity is slightly higher in January at 82% compared to November's 77%, indicating a more humid climate earlier in the year. For further insights on the weather in November, you can check Alto Mayo weather in November.
In comparing the weather of January and December, we see that both months experience similar average temperatures, with January slightly warmer at a maximum of 28°C (83°F) compared to December's 27°C (81°F). However, January also sees higher precipitation levels, totaling 291 mm (11.5 in) over 25 days, while December has 281 mm (11.1 in) spread across 30 days. Humidity is notably high in both months, with January at 82% and December slightly higher at 85%. Overall, while the temperatures remain consistent, January tends to be wetter and slightly less humid than December. For more details, you can check Alto Mayo weather in December.
As January rolls into Alto Mayo, the weather paints a vivid picture of warmth and moisture that stands apart from other months. With maximum temperatures flirting with 28°C (83°F), this month welcomes a higher energy level, all while maintaining a comfortable average around 19°C (66°F). What truly sets January apart is its substantial precipitation, as the region experiences nearly 25 days of rainfall, contributing to a lush, vibrant landscape. The high humidity at 82% further enriches the tropical atmosphere, making it a time when the natural beauty flourishes. To learn more about the overall climate patterns in this enchanting region, check out Alto Mayo Climate.