Last updated: August 21, 2025
January weather in Arauco, Chile is characterized by a dynamic temperature range, with a maximum of 36°C (97°F) and a comfortable average of 18°C (64°F), making it an ideal time for outdoor activities. The nights can be cooler, dropping to a minimum of 5°C (42°F). In terms of precipitation, the region experiences a brief respite from rain, accumulating only 11 mm (0.4 in) over the month, typically confined to just one day. Visitors can expect a moderate humidity level of 68%, contributing to a pleasant atmosphere conducive to exploration and relaxation in this coastal town.
January in Arauco, Chile ushers in warm summer days, with temperatures ranging from a refreshing 5°C (42°F) at night to a sweltering 36°C (97°F) during peak hours. The average temperature sits comfortably at 18°C (64°F), making it the perfect time to enjoy outdoor adventures. This month contrasts sharply with the cooler climates that follow, as February brings slightly higher nighttime temperatures yet maintains a similar average. As autumn approaches in March, temperatures begin to dip, showcasing a significant transition as both daytime highs and nightly lows gradually decline throughout the subsequent months. From January's warmth to April's crispness and the chill that sets in by May, Arauco’s climate illustrates a shift from summer's heat to the cooler embrace of fall.
In January, Arauco, Chile experiences low precipitation levels, with only 11 mm (0.4 in) of rain falling over just one day. This marks the beginning of the year with a relatively dry start, setting the tone for the subsequent months. As winter approaches, precipitation begins to increase significantly; by March, 27 mm (1.1 in) falls over three days. The trend continues into the wetter months of April and May, where rainfall escalates dramatically, culminating in June’s peak of 240 mm (9.4 in) over 14 days. This transition highlights a clear pattern: January and February are characterized by minimal rainfall, while the heart of winter ushers in a much wetter climate, vital for the region's agriculture and ecosystems.
In Arauco, Chile, January welcomes a humidity level of 68%, setting the tone for a summer that gradually shifts towards higher moisture levels. As the months progress, February sees a slight dip to 67%, but this is quickly followed by a rise in March to 70%. The trend continues upward, with springtime humidity reaching 74% in April and escalating further to 83% in May. The winter months amplify this feeling of dampness, as humidity peaks at 86% in July, creating a noticeably humid environment. As the year winds down, there’s a slight reduction, with December closing at 67%, hinting at a return to drier conditions. This pattern of increasing humidity throughout the year showcases Arauco's climatic transition, emphasizing the region's lush, verdant landscapes fostered by its moisture-laden air.
In Arauco, Chile, January marks the peak of summer with a striking UV Index of 14, placing it in the extreme exposure category. With a burn time of just 10 minutes, it's crucial for residents and visitors alike to take precautions against sun exposure. As January gives way to February, the UV Index slightly drops to 13, but still maintains that extreme level, continuing to demand vigilance. The trend shifts in March when the Index falls to 10, indicating a very high risk with a burn time of 15 minutes. As autumn approaches, UV levels gradually decrease, heralding safer sun exposure with burn times extending, particularly in April and May, where the Index hovers around 7 to 5. However, the extremes return in November and December, reflecting UV Index values climbing back to 13 and 14, reminding everyone of the sun's intensity. To stay informed about these fluctuating UV levels, check out the detailed Arauco UV Index.
UV Risk Categories
In Arauco, Chile, January shines brightly with an impressive 320 hours of sunshine, setting a lively tone for the year ahead. This sunlit month is just the beginning, as February follows with a peak of 341 hours, hinting at the warm embrace of summer. As March continues this trend, basking in 350 hours of golden rays, the sun's generosity begins to wane in April, dropping to 280 hours. The gradual decline persists through the colder months, with June reaching its nadir at 174 hours. However, as winter recedes, the sunshine returns—July sees increased brightness at 220 hours, and by November, Arauco experiences a remarkable resurgence with 366 hours, leading into the year-end's grand finale in December, where the sun shines a whopping 396 hours. This annual cycle of sunshine encapsulates the vibrant essence of Arauco, illustrating the region's dramatic shifts from the sun-drenched heights of summer to the quieter, yet rejuvenating, winter months.
In January, Arauco, Chile, basks in sunshine with a remarkable 78% chance of clear skies, setting the tone for summer's vibrant allure. As the months unfold, this sunny disposition generally holds strong, peaking in February at 82% before gradually dipping into March at 72%. Notably, the likelihood of sunny weather shows a significant decline as winter approaches, sliding to 40% by May and dipping even further to 32% in June. However, as spring rolls around, the sun returns, with chances fluctuating between 42% and 73% through the latter part of the year. This trend underscores Arauco's reputation as a bright escape during the summer months, allowing residents and visitors to revel in its stunning coastal beauty.
In Arauco, Chile, January ushers in the year with a generous 14 hours of daylight, making it the sunniest month. This radiant stretch gradually diminishes as February follows with 13 hours, and by March, daylight decreases further to 12 hours. As autumn sets in, April provides just 11 hours, while May and June narrow the daylight to 10 and 9 hours respectively, marking the year's shortest days. Notably, July remains consistent with 9 hours, before daylight begins to lengthen again. August sees a revival with 10 hours, followed by incremental increases to 11 hours in September. The transition into spring brings back the sun in October and November, both rekindling 14 hours of daylight, before December closes the year with a final nod to brightness at 14 hours. This rhythmic ebb and flow of daylight not only reflects the changing seasons but also signifies the vibrant lifestyle of Arauco's residents, who embrace the longer days of summer and the cozy nights of winter.
In Arauco, Chile, the winds of January set the stage with an invigorating average speed of 4.3 m/s (10 mph), making it the windiest month of the year. This brisk breeze begins to slow in February, dipping to 3.2 m/s (7 mph), continuing a gradual decline through the ensuing months, with minimal fluctuations throughout the fall and winter seasons. Wind speeds hover around 3 m/s to 3.5 m/s until a slight uptick in November and December, where they return to 3.8 m/s. This seasonal rhythm not only enhances the coastal charm of Arauco but also underscores a trend of vibrant winds that taper off as summer transitions into the cooler months, providing a refreshing climate that captivates residents and visitors alike.
Weather in Arauco varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Arauco, focusing on differences in temperature, rainfall, humidity, and UV levels.
January and February exhibit similar average temperatures, with both months reaching an average of 18°C (64°F). January experiences a wider temperature range, with a minimum of 5°C (42°F) and a maximum of 36°C (97°F), compared to February's 7°C (44°F) minimum and a slightly lower maximum of 33°C (91°F). In terms of precipitation, January sees more rainfall at 11 mm (0.4 in), while February has only 6 mm (0.2 in), both with just 1 day of rain. Overall, February maintains a slightly cooler temperature profile and lower rainfall, contributing to a comfortable climate. For more detailed information, check Arauco weather in February.
In January, temperatures in Arauco range from a minimum of 5°C (42°F) to a maximum of 36°C (97°F), with an average temperature of 18°C (64°F). The month sees relatively low precipitation, totaling 11 mm (0.4 in) over just 1 day, and humidity levels average around 68%. Conversely, March experiences cooler conditions, with a maximum temperature of 29°C (85°F) and an average temperature of 15°C (60°F). Precipitation increases to 27 mm (1.1 in) spread over 3 days, and humidity rises slightly to 70%. For more information on the weather specifics, visit Arauco weather in March.
January and April exhibit notable differences in weather patterns. In January, temperatures range from a minimum of 5°C (42°F) to a maximum of 36°C (97°F), with an average of 18°C (64°F). The month experiences minimal precipitation, with only 11 mm (0.4 in) over just 1 day, and humidity sits at 68%. In contrast, April sees cooler temperatures, with a minimum of 2°C (36°F) and a maximum of 27°C (81°F), resulting in an average of 13°C (55°F). This month is much wetter, recording 57 mm (2.2 in) of rain over 5 days, and humidity increases slightly to 74%. For more detailed information on April's weather, you can visit Arauco weather in April.
The weather in January is notably warmer than in May, with January temperatures ranging from a minimum of 5°C (42°F) to a maximum of 36°C (97°F) and an average of 18°C (64°F). In contrast, May experiences much cooler temperatures, with a minimum of -2°C (28°F) and a maximum of 21°C (71°F), averaging just 10°C (51°F). Additionally, January sees minimal precipitation, with only 11 mm (0.4 in) over just one day, whereas May is significantly wetter, with 126 mm (5.0 in) of rainfall across ten days. The humidity is also higher in May, at 83%, compared to January's 68%. For more specific weather details, you can consult Arauco weather in May.
In January, the weather is typically warm, with temperatures ranging from a comfortable average of 18°C (64°F) to a maximum of 36°C (97°F), and only minimal precipitation of 11 mm (0.4 in) across just one day. In contrast, June brings much cooler temperatures, with an average of 9°C (48°F) and highs of only 17°C (63°F). June is also significantly wetter, with 240 mm (9.4 in) of rainfall spread over 14 days, leading to higher humidity levels of 85%. For more details on the weather patterns during this time, check out Arauco weather in June.
The weather in January contrasts sharply with that of July. In January, temperatures range from a minimum of 5°C (42°F) to a maximum of 36°C (97°F), with an average of 18°C (64°F) and very little precipitation—just 11 mm (0.4 in) over a single day. The humidity stands at 68%, adding a warm feel to the summer month. In contrast, July presents much colder conditions, with temperatures dipping as low as -2°C (28°F) and averaging only 8°C (47°F). The maximum temperature reaches 18°C (65°F), but the weather is significantly wetter, with 140 mm (5.5 in) of rainfall spread over 13 days, and humidity levels rising to 86%. For more details, you can check Arauco weather in July.
The weather comparison between January and August reveals striking contrasts in climate conditions. In January, temperatures range from a mild minimum of 5°C (42°F) to a scorching maximum of 36°C (97°F), with an average of 18°C (64°F). This month experiences minimal rainfall, recording just 11 mm (0.4 in) over only one day, and has a humidity level of 68%. In stark contrast, August brings much cooler temperatures, with a minimum dipping to -1°C (31°F) and an average of only 9°C (48°F). The maximum temperatures reach a modest 20°C (69°F), while precipitation soars to 139 mm (5.5 in) over 11 days, and humidity levels increase to 85%. For more details, check out Arauco weather in August.
In January, temperatures in Arauco range from a mild minimum of 5°C (42°F) to a scorching maximum of 36°C (97°F), with an average temperature of 18°C (64°F). The month is relatively dry, experiencing only 11 mm (0.4 in) of precipitation over just one day and maintaining a humidity level of 68%. In contrast, September sees a significant drop in temperatures, with minimums around 0°C (33°F) and maximums reaching 27°C (81°F), resulting in an average of 10°C (50°F). This month is much wetter, accumulating 89 mm (3.5 in) of rain over eight days and a higher humidity level of 79%. For a deeper look at the conditions in September, check out Arauco weather in September.
In January, temperatures in Arauco can soar, with a minimum of 5°C (42°F) and a maximum reaching up to 36°C (97°F), making it a warm month overall. The average temperature during this time is a comfortable 18°C (64°F), accompanied by minimal precipitation of just 11 mm (0.4 in) over the course of only one day, and humidity levels around 68%.
In contrast, October brings a significant drop in temperatures, with lows falling to -1°C (31°F) and highs capping at 24°C (76°F). The average temperature in October is a cooler 11°C (53°F), and the month sees much more frequent rainfall, with a total precipitation of 59 mm (2.3 in) spread over eight days, alongside a slight increase in humidity to 76%. For more detailed weather insights, you can check Arauco weather in October.
January and November exhibit quite different weather patterns. In January, temperatures range from a mild minimum of 5°C (42°F) to a scorching maximum of 36°C (97°F), with an average temperature of 18°C (64°F). The month sees minimal precipitation, only 11 mm (0.4 in) over just one day, and a humidity level of 68%. In contrast, November experiences cooler temperatures, with a range from a minimum of 4°C (40°F) to a maximum of 27°C (80°F), and an average of 14°C (58°F). This month is wetter, receiving 33 mm (1.3 in) of rainfall across four days, and it has a slightly higher humidity at 72%. For more detailed information, you can check out Arauco weather in November.
In January, temperatures in Arauco range from a minimum of 5°C (42°F) to a maximum of 36°C (97°F), with an average temperature of 18°C (64°F). The month experiences low precipitation, totaling just 11 mm (0.4 in) over only 1 day, and a humidity level of 68%. In contrast, December sees slightly milder weather, with temperatures ranging from a minimum of 6°C (43°F) to a maximum of 31°C (89°F) and an average of 16°C (62°F). Precipitation in December is slightly higher at 12 mm (0.5 in) over 2 days, along with a humidity level of 67%. For more detailed information, you can explore Arauco weather in December.
In January, Arauco experiences a distinct transition, characterized by warmer temperatures and significantly lower precipitation compared to other months. This month boasts maximum highs that can reach up to 36°C (97°F), offering a stark contrast to the cooler conditions found in the winter. Despite the warmth, the average temperature remains a comfortable 18°C (64°F), while only a single day of rain is recorded, totaling just 11 mm (0.4 in). Accompanied by humidity levels around 68%, January stands out as a prime time for outdoor activities and enjoying the natural beauty of the region. For a deeper dive into the climatic patterns of Arauco, check out Arauco Climate.