Last updated: August 21, 2025
In January, Caxias do Sul, Brazil, experiences a vibrant summer climate characterized by maximum temperatures soaring up to 36°C (97°F) and an average warmth of 22°C (73°F). The weather is marked by a comfortable minimum of 9°C (49°F) during cooler nights, creating a pleasant contrast. Rainfall plays a significant role this month, with 169 mm (6.6 in) recorded over approximately 15 days, contributing to the region's lush landscapes. The humidity level remains high at 80%, enhancing the tropical feel of this bustling city. Ideal for outdoor activities, January invites residents and visitors alike to bask in the warmth while enjoying the refreshing summer showers.
In Caxias do Sul, Brazil, January brings a lively mix of temperatures that perfectly captures the heart of summer. With minimums around 9°C (49°F) and soaring maximums peaking at 36°C (97°F), this month showcases a vibrant average of 22°C (73°F), inviting locals and visitors alike to bask in the warmth. As the season transitions into February, temperatures inch up slightly, hinting at a gradual cool-down as autumn approaches. Notably, the stark shift from January's heat to the cooler days of May and June illustrates the region's dynamic climate, while maintaining a gentle embrace of warmth even in the depths of winter. Overall, January stands as a vibrant representation of summer's peak, setting the tone for the shifting seasons that follow.
In Caxias do Sul, January marks one of the wetter months of the year, with an impressive precipitation total of 169 mm (6.6 in) over approximately 15 rainy days. This trend of significant rainfall sets the stage for a lush summer, as January's precipitation slightly outpaces February's 161 mm (6.3 in) despite having just one more rainy day. Interestingly, as the year progresses into April, the rainfall drops to 99 mm (3.9 in), reflecting a clear seasonal shift. This fluctuation continues into the mid-year months, where precipitation tends to stabilize around 135 mm (5.3 in) to 175 mm (6.9 in), with a notable peak in September at 177 mm (7.0 in). The overall pattern showcases a vibrant interplay between rainfall and seasonal transitions, painting a dynamic picture of Caxias do Sul's climate throughout January and beyond.
In Caxias do Sul, Brazil, January ushers in a month of high humidity, with levels reaching a notable 80%. This is part of a trend where the summer months, including February and March, maintain relatively high humidity, hovering around 77% to 79%. As the season transitions into autumn, humidity levels begin to climb, peaking in May at 88%. Interestingly, June and July show a slight decrease, yet remain quite high at 86% and 82%, respectively. The trend continues as August and September see a dip to 77% and 80%, before rising once again towards the end of the year, with December closing out the year at 87%. Overall, humidity in Caxias do Sul demonstrates a clear seasonal pattern, with summer months showcasing considerable moisture before a gradual increase towards the year’s end.
In Caxias do Sul, Brazil, January heralds one of the year's highest UV Index readings at 15, placing it in the extreme exposure category with a burn time of just 10 minutes. This trend of elevated UV levels is consistent, as February also holds an index of 14, emphasizing the need for diligent sun protection during these summer months. As the season progresses into March, the UV Index remains significantly high at 12, before gradually decreasing in April to 10—still categorized as very high with a slightly longer burn time of 15 minutes. The stark transition from the extreme conditions of summer to the milder UV levels in May and June shows a clear seasonal shift, with the burn time extending to 25 and 30 minutes, respectively. However, it’s crucial to stay vigilant, as the UV Index spikes again in late spring and into early summer, reaching 14 in November and returning to 15 in December. To stay informed and enjoy the sun safely, check out our comprehensive guide on the Caxias do Sul UV Index.
UV Risk Categories
In January, Caxias do Sul basks in an inviting 260 hours of sunshine, heralding the arrival of summer and setting the tone for a vibrant year ahead. This sunny embrace continues into February with an impressive 306 hours, peaking in November at 315 hours and culminating in a radiant December, where residents enjoy a striking 362 hours of daylight. The sunshine gradually diminishes in the cooler months, reaching its low in June with 216 hours, but begins to recover through the latter half of the year. Notably, July and August see a revival, each offering 245 and 265 hours, respectively, hinting that even in winter, daylight has its charm. This pattern of fluctuating sunshine not only highlights the distinctive seasons of Caxias do Sul but also underscores the region's blend of warmth and coolness throughout the year.
In Caxias do Sul, January offers a 38% chance of sunny weather, marking it as one of the less sunny months compared to the following February, which sees a significant increase to 57%. This seasonal trend shows that as summer progresses, the likelihood of sunshine peaks in July at an impressive 61%, before gradually tapering off again by September, where it drops to just 31%. Overall, the transition from January to July indicates a clear upward trend in sunny days, making the latter half of summer the optimal time for sun-seekers.
In Caxias do Sul, Brazil, January enjoys a generous 13 hours of daylight, setting the tone for a summer filled with vibrant outdoor activities. This extended daylight continues into February, maintaining the same 13 hours and creating a seamless transition between the two months. As March rolls in, daylight subtly decreases to 12 hours, marking the beginning of autumn. From April to June, this gradual decline continues, with daylight dipping to 11 and then stabilizing at 10 hours by May, creating a cozy atmosphere perfect for embracing the cooler weather. In the latter half of the year, daylight duration begins to inch back up, reaching 11 hours in August and September before climbing again to 12 hours in October. By November and December, daylight returns to a balanced 13 hours, allowing residents to celebrate the festive season under ample sunlight once more. This rhythmic ebb and flow of daylight demonstrates Caxias do Sul's seasonal beauty, inviting both locals and visitors to appreciate its unique charm throughout the year.
In Caxias do Sul, January greets residents with an average wind speed of 2.5 m/s (5 mph), setting a gentle tone for the summer month. As the year unfolds, February reveals a slight decrease to 2.1 m/s, hinting at a subtle lull in the breezes. However, the winds pick up again in the following months, with April and May both returning to 2.2 m/s. The real excitement builds mid-year, as June through August witness a gradual increase, peaking at 2.6 m/s in July. From then on, the winds stabilize around 2.5 m/s, creating a consistent and refreshing atmosphere as the year draws to a close. Thus, January serves as a precursor to both a lively summer and a cycle of winds that invigorate Caxias do Sul throughout the year.
Weather in Caxias do Sul varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Caxias do Sul, focusing on differences in temperature, rainfall, humidity, and UV levels.
In January, the weather experiences slightly higher temperatures, with minimums dropping to 9°C (49°F) and daytime highs reaching up to 36°C (97°F). This month also sees significant rainfall, with 169 mm (6.6 in) of precipitation over 15 days and a humidity level of 80%. In contrast, February offers a marginally cooler climate, with minimum temperatures of 10°C (50°F) and maximums peaking at 33°C (92°F). Precipitation is also slightly lower at 161 mm (6.3 in) over 14 days, accompanied by a decrease in humidity to 77%. For more detailed information on weather specifics, check out Caxias do Sul weather in February.
In January, temperatures in Caxias do Sul range from a minimum of 9°C (49°F) to a maximum of 36°C (97°F), with an average temperature of 22°C (73°F). This month sees considerable precipitation, totaling 169 mm (6.6 in) over 15 days, contributing to a high humidity level of 80%. In contrast, March experiences slightly cooler weather, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 34°C (94°F), and an average of 20°C (69°F). Precipitation decreases to 131 mm (5.2 in) over 13 days, and the humidity remains comparable at 79%. For more details on March weather in Caxias do Sul, visit Caxias do Sul weather in March.
In January, the weather tends to be quite warm and humid, with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 36°C (97°F) and an average of 22°C (73°F). This month also experiences significant precipitation, averaging 169 mm (6.6 in) over 15 days. In contrast, April sees cooler temperatures, with a minimum of 4°C (39°F), an average of 18°C (65°F), and a maximum of 30°C (87°F). Although April has lower precipitation levels, totaling 99 mm (3.9 in) over 10 days, the humidity remains relatively high at 83%. For more detailed insights, you can check out Caxias do Sul weather in April.
In comparing the weather of January and May, we see significant differences in temperature and humidity. January typically experiences much warmer temperatures, with minimums around 9°C (49°F) and maximums reaching 36°C (97°F), while May is cooler, with minimums of 1°C (33°F) and maximums peaking at 29°C (84°F). Notably, January tends to have more consistent warmth, averaging 22°C (73°F), compared to May’s average of 15°C (59°F). Precipitation levels are fairly close, with January receiving 169 mm (6.6 in) over 15 days and May a bit higher at 175 mm (6.9 in) across just 12 days, and both months feature high humidity levels, peaking at 80% in January and 88% in May. For more details, you can check Caxias do Sul weather in May.
January and June exhibit contrasting weather patterns in Caxias do Sul. In January, temperatures range from a minimum of 9°C (49°F) to a scorching maximum of 36°C (97°F), with an average temperature of 22°C (73°F) and high humidity at 80%. This month also sees significant rainfall, totaling 169 mm (6.6 in) over about 15 days. In contrast, June presents cooler conditions, with temperatures dipping to a minimum of -2°C (29°F) and reaching a maximum of 29°C (84°F). The average temperature is markedly lower at 14°C (57°F), accompanied by 135 mm (5.3 in) of precipitation across 11 days, while humidity rises slightly to 86%. For more detailed information, you can check Caxias do Sul weather in June.
January and July present distinctly different weather patterns. In January, temperatures range from a minimum of 9°C (49°F) to a scorching maximum of 36°C (97°F), with an average of 22°C (73°F). This month also sees significant rainfall, with 169 mm (6.6 in) spread over 15 days, creating humid conditions with humidity levels around 80%. In contrast, July experiences much cooler temperatures, with a minimum of -3°C (27°F), an average of 13°C (55°F), and a maximum of 28°C (83°F). Precipitation in July is slightly lower at 139 mm (5.5 in) over 9 days, accompanied by a humidity level of 82%. For more details on the weather specifics, you can visit Caxias do Sul weather in July.
In January, Caxias do Sul experiences warm temperatures with a minimum of 9°C (49°F) and a maximum that can reach up to 36°C (97°F), averaging around 22°C (73°F). The month is characterized by high humidity at 80% and considerable precipitation, totaling 169 mm (6.6 in) over about 15 days. In contrast, August presents a much cooler climate, with temperatures ranging from a chilly -2°C (28°F) at night to a pleasant 31°C (89°F) during the day, averaging only 14°C (58°F). Additionally, August sees significantly less rainfall, with 90 mm (3.5 in) over approximately 8 days and a slightly lower humidity level of 77%. For more detailed weather information about this month, you can check Caxias do Sul weather in August.
In January, the weather typically features much warmer temperatures, with a minimum of 9°C (49°F) and average highs reaching up to 36°C (97°F), resulting in an overall hotter climate compared to September. In contrast, September sees cooler temperatures, with minimums dropping to 0°C (31°F) and average highs of 33°C (92°F). While both months experience high humidity levels of around 80%, January records a higher precipitation level of 169 mm (6.6 in) over 15 days, compared to September's 177 mm (7.0 in) over 12 days. For those curious about the specifics of weather conditions in September, you can explore more through this link: Caxias do Sul weather in September.
In January, temperatures in Caxias do Sul typically range from a minimum of 9°C (49°F) to a maximum of 36°C (97°F), with an average of 22°C (73°F). The month experiences substantial rainfall, with 169 mm (6.6 in) of precipitation over approximately 15 days, accompanied by a humidity level of around 80%. In contrast, October sees cooler weather, with temperatures ranging from a minimum of 6°C (42°F) to a maximum of 35°C (95°F), averaging 18°C (65°F). Rainfall is slightly less, totaling 161 mm (6.4 in) over about 14 days, and humidity increases to 84%. For more information, you can check out Caxias do Sul weather in October.
When comparing January and November weather, January typically experiences higher temperatures with a minimum of 9°C (49°F), an average of 22°C (73°F), and a maximum of 36°C (97°F). In contrast, November's temperatures are slightly cooler, ranging from a minimum of 7°C (44°F) to an average of 19°C (67°F) and a maximum of 33°C (92°F). Precipitation levels are somewhat similar, with January receiving 169 mm (6.6 in) over 15 days, while November sees 150 mm (5.9 in) across 12 days. Additionally, humidity is marginally higher in November at 83% compared to January's 80%. For further details on November weather, you can check Caxias do Sul weather in November.
When comparing the weather in January and December, January tends to be slightly warmer, with average temperatures reaching 22°C (73°F) compared to December's 21°C (71°F). The maximum temperature in January can climb as high as 36°C (97°F), while December sees a peak of 35°C (95°F). However, January is also characterized by higher precipitation, averaging 169 mm (6.6 in) over 15 days, compared to December's 111 mm (4.4 in) over 13 days. Additionally, humidity levels are marginally lower in January at 80%, compared to 87% in December. For more specifics on December's weather, you can check Caxias do Sul weather in December.
In January, Caxias do Sul experiences a vibrant and warm atmosphere, making it distinct from the cooler months of the year. With temperatures soaring to a maximum of 36°C, this peak summer month showcases a stark contrast to the crisp and chilly winters, where temperatures can drop significantly. Additionally, January sees an average humidity of 80%, resulting in a balmy climate that can feel quite different from the drier conditions of other seasons. While the total precipitation of 169 mm during this month indicates a fair amount of rainy days, the lush surroundings and vibrant greenery it fosters set the scene for lively outdoor activities. To explore more about the climate throughout the year, visit Caxias do Sul Climate.