Last updated: August 21, 2025
January in São Miguel do Iguaçu, Brazil, brings a warm and humid tropical climate, with maximum temperatures soaring to 39°C (102°F) and an inviting average of 26°C (80°F). Visitors can expect minimum temperatures dipping to 17°C (62°F), providing a pleasant escape from the heat during the cooler evenings. This month also experiences significant rainfall, totaling 142 mm (5.6 in), spread over 16 days, which highlights the area's lush and vibrant landscapes. With an average humidity of 82%, January creates a rich, immersive atmosphere that showcases the natural beauty and dynamic environment of this stunning region.
In January, São Miguel do Iguaçu basks in the warmth of summer, with temperatures ranging from a comfortable 17°C (62°F) at night to a scorching 39°C (102°F) during the day, maintaining an average of 26°C (80°F). As the month progresses into February, temperatures remain similarly high, though with slightly cooler nights. The trend of warm weather continues through March, where daily highs dip to 36°C (96°F), and by April, a gradual cooling begins, with maximum temperatures settling at 34°C (94°F). This downward trend persists into the subsequent months, as the city transitions into the cooler seasons, with lows dropping to 2°C (37°F) in June and July. However, the warm spirit of São Miguel do Iguaçu is evident as temperatures begin to rise again in September, indicating the cyclical nature of its climate—a blend of heat and refreshing coolness perfect for experiencing its breathtaking natural attractions throughout the year.
In January, São Miguel do Iguaçu experiences its peak precipitation, with an impressive 142 mm (5.6 in) of rainfall spread over 16 days. This marks the start of the year with a robust water supply, perfect for nurturing the lush landscapes that the region is known for. Comparatively, February sees a sharp drop in rainfall to 99 mm (3.9 in) over just 9 days, indicating a transition toward drier conditions. As the months progress, precipitation gradually decreases, with March and April bringing 109 mm (4.3 in) and 83 mm (3.3 in) respectively. Notably, October surprises with a significant uptick, delivering 180 mm (7.1 in) across 12 days, suggesting a resurgence of wet weather as the year winds down. Overall, January stands out as the wettest month, setting the tone for varying precipitation trends throughout the year.
In Sao Miguel do Iguacu, January brings a notable humidity level of 82%, setting the stage for a warm and balmy start to the year. As the months progress into February and March, humidity gradually decreases, reaching a comfortable 75% by March. April and May maintain this trend with slightly lower levels around 74%-75%, hinting at a gradual shift towards drier conditions. The peak summer months of June and July experience a significant drop, with July's humidity falling to just 61%, creating a refreshing atmosphere perfect for outdoor activities. As the seasons transition into late summer and autumn, humidity begins to rise again, culminating in a return to high levels by December, where it climbs back up to a moist 85%. Overall, Sao Miguel do Iguacu showcases a striking seasonal contrast, moving from lush humidity in the beginning and end of the year to drier, more comfortable conditions during the mid-year months.
In January, Sao Miguel do Iguacu experiences an extreme UV Index of 15, indicating a burn time of just 10 minutes—a trend that continues through February and November, where protection is crucial. The UV intensity slightly decreases in March to 13, yet still remains categorized as extreme. As the months progress into April, the UV Index drops to 10, marking the onset of very high exposure, with a slightly longer burn time of 15 minutes. This pattern persists until September, where the UV Index fluctuates between 8 and 10, but still demands caution under the sun. By October, the UV Index climbs back to 13, followed closely by another peak in December at 14. Overall, January signifies the height of UV danger in Sao Miguel do Iguacu, making sun safety a priority throughout the summer months. For more detailed information, visit Sao Miguel do Iguacu UV Index.
UV Risk Categories
In São Miguel do Iguaçu, January begins the year with a dazzling 253 hours of sunshine, setting a vibrant tone for the months ahead. As the year progresses, the sun shines brighter, peaking in November with an impressive 320 hours. This upward trend continues, culminating in a stunning 346 hours in December, inviting visitors to bask in the warm glow of the Brazilian sun. Interestingly, after January, February and March maintain steady sunshine levels at 311 hours, painted with the rich colors of summer. While the sunlight slightly retreats in the cooler months of June and May, the overall pattern suggests a strong tendency towards radiant days, making São Miguel do Iguaçu a year-round paradise for sun seekers.
In January, Sao Miguel do Iguacu experiences a relatively low 28% chance of sunny weather, marking the start of a gradual trend towards brighter days as the year unfolds. This initial dip in sunshine gives way to a significant increase in February, where the likelihood of sun leaps to 67%, creating a stark contrast. As the months progress, the probability of clear skies remains robust, with March and April boasting 54% and 62% respectively. Notably, the peak sunshine months arrive in mid-year, with July matching February's high at 67%, while December wraps up the year with a pleasing 74% chance of sunshine. This transition highlights a seasonal pattern, encouraging visitors to embrace the vibrant atmosphere that Sao Miguel do Iguacu has to offer throughout the year.
In Sao Miguel do Iguacu, Brazil, January marks the peak of daylight, offering an impressive 13 hours of sunlight that perfectly complements the vibrant summer atmosphere. As the year progresses, daylight gradually decreases, with February and March enjoying a steady 12 hours each. By April, the days shorten to 11 hours before settling into a more uniform pattern during the cooler months of May through July, where daylight remains consistent at 10 hours. As winter wanes, daylight starts to lengthen again, with 11 hours in August and September, followed by a resurgence to 12 hours in October. The return of longer days culminates in November and December, which again enjoy 13 hours of daylight, creating a delightful balance throughout the year. This dynamic interplay of daylight hours invites residents and visitors alike to embrace the unique rhythms of each season, ensuring that there's always a moment to savor the beauty of the outdoors.
In January, the winds in São Miguel do Iguaçu settle at an average speed of 2.8 m/s (6 mph), marking a notable start to the year. This gentle breeze lays the groundwork for a gradual increase in wind speed over the upcoming months. As summer unfolds, February and March see a slight dip, with averages of 2.3 m/s (5 mph) and 2.5 m/s (5 mph), respectively, creating a mild and calm atmosphere. However, the winds pick up momentum in July and August, where they peak at 3.0 m/s (7 mph), hinting at a lively transition towards spring. The wind patterns in São Miguel do Iguaçu hint at a rhythmic cycle, with average speeds stabilizing in the latter part of the year, returning to similar gentle breezes by December, rounding out the year with an average of 2.5 m/s (6 mph). This subtle variation in wind speed throughout the year not only enhances the region's tropical charm but also invites visitors to enjoy its natural beauty in a refreshing atmosphere.
Weather in Sao Miguel do Iguacu varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Sao Miguel do Iguacu, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in January and February, both months exhibit warm temperatures, with January experiencing slightly higher extremes. January has a minimum temperature of 17°C (62°F) and can reach up to 39°C (102°F), while February's temperatures range from a minimum of 15°C (59°F) to a maximum of 37°C (99°F). Both months have an average temperature of around 26°C (80°F) but January records significantly more rainfall at 142 mm (5.6 in) over 16 days compared to February's 99 mm (3.9 in) over just 9 days. Additionally, January's humidity level is higher at 82%, whereas February has a slightly lower humidity of 79%. For more detailed conditions, you can check Sao Miguel do Iguacu weather in February.
In comparing the weather of January and March, January tends to be hotter and more humid. With average temperatures reaching 26°C (80°F) and maximums soaring to 39°C (102°F), it also experiences a higher level of precipitation at 142 mm (5.6 in) over 16 days. In contrast, March features slightly cooler temperatures, with an average of 25°C (78°F) and maximums of 36°C (96°F), alongside reduced precipitation at 109 mm (4.3 in) over just 11 days. Additionally, March sees lower humidity at 75%, making it a more comfortable month overall. For more detailed weather insights, check out Sao Miguel do Iguacu weather in March.
January and April showcase contrasting weather patterns in Sao Miguel do Iguacu. In January, temperatures soar with a minimum of 17°C (62°F) and a maximum reaching up to 39°C (102°F), while the average hovers around 26°C (80°F). The month is characterized by high humidity at 82% and significant rainfall, with 142 mm (5.6 in) spread over 16 days. In comparison, April experiences much cooler temperatures, featuring a minimum of 9°C (48°F) and a maximum of 34°C (94°F), alongside a more moderate average of 23°C (73°F). Precipitation also decreases to 83 mm (3.3 in) over just 6 days, and humidity falls to 74%. For more details on the weather specifics in April, you can visit Sao Miguel do Iguacu weather in April.
In January, the weather in Sao Miguel do Iguacu is characterized by high temperatures, with minimums around 17°C (62°F) and maximums soaring up to 39°C (102°F). The humidity is quite high at 82%, contributing to a muggy atmosphere, and the region experiences an average of 16 days of precipitation totaling 142 mm (5.6 in). In contrast, May brings a noticeable drop in temperature, with averages settling around 20°C (68°F) and max temperatures reaching 32°C (91°F). The humidity decreases to 75%, and there are fewer rainy days—only 10 days of precipitation totaling 134 mm (5.3 in). This shift makes May feel more temperate and pleasant compared to the sweltering heat of January. For more detailed information, you can check Sao Miguel do Iguacu weather in May.
The weather in January and June in Sao Miguel do Iguacu showcases a stark contrast. In January, temperatures soar with a minimum of 17°C (62°F) and can reach a maximum of 39°C (102°F), accompanied by high humidity at 82% and frequent rainfall spread over 16 days, totaling 142 mm (5.6 in). In June, however, the climate is much cooler and drier, with temperatures ranging from a minimum of 2°C (37°F) to a maximum of 30°C (87°F). The precipitation remains the same at 142 mm (5.6 in), but occurs over only 9 days, and the humidity reduces to 70%. For a more detailed overview, check out Sao Miguel do Iguacu weather in June.
When comparing the weather in January and July, there is a stark contrast in temperature and humidity. January boasts much warmer conditions with minimum temperatures of 17°C (62°F) and an average of 26°C (80°F), peaking at 39°C (102°F). In contrast, July sees significantly cooler temperatures, with a minimum of 2°C (35°F) and an average of 18°C (64°F), reaching a maximum of 31°C (88°F). Additionally, January experiences higher humidity at 82% and more frequent rainfall, averaging 142 mm (5.6 in) over 16 days, while July enjoys lower humidity at 61% and minimal rainfall of just 37 mm (1.5 in) over 4 days. For a closer look at July weather specifics, you can read more at Sao Miguel do Iguacu weather in July.
In January, Sao Miguel do Iguacu experiences a significantly warmer climate, with temperatures ranging from a minimum of 17°C (62°F) to a scorching maximum of 39°C (102°F) and an average of 26°C (80°F). The humidity is quite high at 82%, and the region receives considerable rainfall, totaling 142 mm (5.6 in) over 16 days. In contrast, August brings a much cooler atmosphere, where temperatures drop to a minimum of 3°C (38°F) and peak at 34°C (94°F), with a much more comfortable average of 19°C (67°F). Precipitation is also reduced to 84 mm (3.3 in) over just 7 days, and humidity levels decrease to 49%. For more details on August weather, check out Sao Miguel do Iguacu weather in August.
In January, the weather in São Miguel do Iguacu is characterized by high temperatures, with a minimum of 17°C (62°F) and an average of 26°C (80°F), peaking at a scorching 39°C (102°F). The month experiences significant rainfall, with 142 mm (5.6 in) of precipitation spread over 16 days, along with high humidity levels at 82%. In contrast, September brings milder conditions, where the temperatures drop, with a minimum of 10°C (50°F) and an average of 23°C (74°F), while still reaching a high of 38°C (100°F). Rainfall is considerably lower, totaling 78 mm (3.1 in) over just 6 days, and humidity decreases to 52%. For a closer look at how the weather changes in September, you can check this link: Sao Miguel do Iguacu weather in September.
In comparing the weather between January and October, January typically boasts warmer temperatures, with averages reaching up to 26°C (80°F) and maximums soaring to 39°C (102°F). In contrast, October presents cooler conditions, with an average temperature of 24°C (75°F) and a minimum of 12°C (53°F). While January experiences more humidity at 82%, October has a significantly lower humidity level of 55%. Additionally, precipitation is greater in October, measuring 180 mm (7.1 in) over 12 days, compared to January's 142 mm (5.6 in) over 16 days. For a more detailed look at October weather, you can visit Sao Miguel do Iguacu weather in October.
When comparing the weather in January and November, January tends to be warmer overall, with average temperatures ranging from a minimum of 17°C (62°F) to a maximum of 39°C (102°F). In contrast, November has a slightly cooler average with minimum temperatures at 15°C (59°F) and maximum temperatures reaching 36°C (97°F). Precipitation is also higher in January, with 142 mm (5.6 in) over 16 days, compared to November’s 111 mm (4.4 in) spread over just 9 days. Additionally, humidity levels are higher in January at 82%, while November experiences a more comfortable 73% humidity. For more detailed insights into November weather, you can check Sao Miguel do Iguacu weather in November.
In January, the weather in São Miguel do Iguaçu features slightly warmer temperatures compared to December, with minimums of 17°C (62°F) and maximums reaching 39°C (102°F). The average temperature remains consistent at around 26°C (80°F) in both months. Precipitation increases in January, totaling 142 mm (5.6 in) over 16 days, while December sees slightly less rain at 138 mm (5.5 in) over 12 days. Additionally, January experiences a humidity level of 82%, just a notch lower than December's 85%. For more detailed insights about the weather in December, you can check this link: Sao Miguel do Iguacu weather in December.
January in São Miguel do Iguaçu is characterized by hot temperatures and high humidity, making it a distinct month compared to others in the year. With average temperatures soaring to a sizzling 26°C, the heat can reach peaks of 39°C, creating a warm and vibrant atmosphere. However, this month also experiences regular rainfall, with precipitation occurring on about half the days of January, leading to increased humidity levels around 82%. This combination of warmth and moisture results in a lush environment, ideal for exploring the region's natural beauty. For a deeper dive into the climatic trends throughout the year, check out the detailed information in the Sao Miguel do Iguacu Climate.