Last updated: August 21, 2025
In Itajubá, Brazil, January brings warm temperatures and a vibrant atmosphere. With maximum temperatures reaching 30°C (86°F) and an average of 21°C (70°F), the weather invites outdoor activities, albeit amidst high humidity at 88%. Rain is frequent, with 21 rainy days contributing to a total precipitation of 256 mm (10.1 in), nurturing the lush landscapes that surround this charming city. Whether you’re exploring local culture or enjoying nature, January in Itajubá is a month of dynamic weather that combines warmth with refreshing rains.
In January, Itajubá, Brazil experiences a vibrant mix of temperatures that sets the tone for its warm summer. The month begins with a comfortable average temperature of 21°C (70°F), with nightly lows dropping to 13°C (56°F) and peak daytime highs reaching a balmy 30°C (86°F). This pattern of pleasant warmth continues into February, albeit with a slight dip in the average temperature, showcasing the region's consistency in mild weather. As the year progresses, temperatures gradually decline, with March still holding onto summer's warmth but hinting at the cooler autumn months ahead. By April, the averages drop further to 18°C (65°F), signaling the arrival of cooler weather, which continues through the following months, showcasing Itajubá’s diverse climatic tapestry throughout the year.
In January, Itajubá experiences its highest precipitation, accumulating an impressive 256 mm (10.1 in) over 21 days. This robust rainfall marks the peak of the wet season, giving way to February's slightly reduced yet substantial 229 mm (9.0 in) that falls over 22 days. As the months progress, March sees a noticeable decline to 179 mm (7.0 in), while April drops significantly to just 67 mm (2.6 in), highlighting a transition into the drier half of the year. May and June bring even lighter showers, with totals of 48 mm (1.9 in) and 23 mm (0.9 in), respectively, before the trend continues towards minimal rainfall in July. However, October and December witness a return to wetter conditions, with 166 mm (6.5 in) and 269 mm (10.6 in), respectively, suggesting that Itajubá’s climate experiences a dynamic shift between wet and dry spells, making it integral to understand rainfall patterns when planning activities in the region.
In January, Itajubá experiences a high humidity level of 88%, which sets the tone for a warm and often sticky start to the year. This trend continues into February, maintaining the same humidity, before the levels begin a gradual decline. By March, the humidity drops slightly to 87%, and this continued decrease persists through the following months, reaching 84% in April and further down to 79% in May. As winter approaches, the air becomes drier, hitting a low of 72% in July and 65% in August, creating a comfortable respite from the earlier months. However, with the onset of spring, humidity begins to rise again, culminating in a spike to 80% in December. This fluctuation showcases a distinct seasonal pattern, with a peak in humidity during the warmer months and a noticeable dip as the cooler months set in.
In January, Itajubá experiences an extreme UV Index of 16, identical to that of February and reflective of a robust trend through the summer months. With a burn time of just 10 minutes, residents and visitors alike are urged to take extra precautions against sun exposure. Following this peak, the UV Index remains fairly high through March (13) and April (12), still classified as extreme, before tapering off slightly in the cooler months of May (8) and June (7). However, high readings persist in the subsequent winter months, with values again reaching very high levels in July (8) and August (10). As the year progresses, extreme ratings recur in September (12), October (14), November (15), and back to December's peak of 16, underscoring the consistent need for sun protection. For more detailed insights into the UV Index throughout the year, visit Itajuba UV Index.
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In January, Itajubá basks in 232 hours of sunshine, marking the start of a vibrant year. As the months progress, a steady increase in daylight can be observed, peaking in July with an impressive 309 hours of radiant sun. Following this summer high, sunshine hours gracefully taper off, yet remain abundant, averaging around 290 hours from August to October. Interestingly, even as the year closes, December still offers an enviable 289 hours of sunshine, showcasing Itajubá's consistent charm. This trend of plentiful sunlight not only highlights the region's inviting climate but also enhances its allure as a year-round destination for sunseekers.
In Itajubá, Brazil, the likelihood of basking in sunny weather during January is relatively low, with only a 12% chance of sunshine. This sets the tone for the beginning of the year, as brighter days gradually emerge in February, where the chance of sun increases to 29%, and continues to climb through the months. By March, residents can expect a 39% likelihood of sunny spells, leading to April and May, where the odds reach 46% and 48% respectively. The trend becomes even more promising as summer approaches, peaking in July with a 70% chance of sunshine, making it a prime time for outdoor activities. Conversely, the chances dip slightly in October and remain steady in the latter months, highlighting a distinct seasonal shift that favors sunnier weather as the year progresses.
In Itajubá, Brazil, January boasts the longest daylight duration of the year at a generous 13 hours, setting the tone for a vibrant summer. This abundance of sunlight gradually diminishes over the following months, with February and March offering a still ample 12 hours. As autumn approaches in April and May, daylight dwindles to 11 hours, providing a gentle transition. The winter months of June and July bring the shortest days, clocking in at 10 hours. However, this trend reverses as daylight begins to lengthen again in August and September, stabilizing around 11 hours. By October, the days increase to 12 hours, and November and December once again return to 13 hours, celebrating the sun's return as the year closes out. This cyclical pattern beautifully reflects the changing seasons, allowing Itajubá's residents to enjoy varying lengths of daylight throughout the year.
In January, Itajubá, Brazil experiences a gentle breeze with an average wind speed of 1.7 m/s (4 mph), setting a tranquil tone for the month. As the year progresses, wind speeds remain steady, fluctuating slightly with February and March showing a slight dip to 1.5 m/s (3 mph). A resurgence in wind speed can be noted in the following months, particularly in August, when it peaks at 1.9 m/s (4 mph), transitioning smoothly into September and November, both reaching 2.0 m/s (5 mph). Overall, January's breezy ambiance reflects a consistent and mild wind pattern throughout the early months of the year, gradually building into a more robust flow by late summer and early fall, illustrating the serene yet dynamic climatic character of Itajubá.
Weather in Itajuba varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Itajuba, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather between January and February, both months exhibit relatively warm temperatures with January showcasing an average of 21°C (70°F), while February slightly drops to an average of 20°C (69°F). The minimum temperature remains consistent at 13°C (56°F) across both months, and the maximum temperature varies slightly, reaching 30°C (86°F) in January and 30°C (87°F) in February. In terms of precipitation, January is wetter with 256 mm (10.1 in) over 21 days, compared to February's 229 mm (9.0 in) over 22 days. Despite these differences, humidity remains stable at 88% in both months, contributing to a consistent tropical feel. For a detailed overview of February's climate specifics, you can check Itajuba weather in February.
In January, the weather in Itajubá is typically warmer, with average temperatures ranging from a minimum of 13°C (56°F) to a maximum of 30°C (86°F). This month experiences significant rainfall, with a total precipitation of 256 mm (10.1 in) spread across 21 days, resulting in a humidity level of 88%. In contrast, March sees slightly cooler temperatures with a minimum of 11°C (52°F) and an average of 20°C (69°F), while still reaching highs of 30°C (85°F). Rainfall decreases to 179 mm (7.0 in) over 19 days, contributing to a marginally lower humidity of 87%. For more details on March weather conditions, you can check Itajuba weather in March.
January and April present distinct contrasts in weather patterns. In January, temperatures range from a minimum of 13°C (56°F) to a maximum of 30°C (86°F), averaging 21°C (70°F). This month experiences considerable rainfall, with 256 mm (10.1 in) occurring over 21 days, resulting in high humidity levels at 88%. In contrast, April sees cooler conditions, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 27°C (81°F), averaging lower at 18°C (65°F). Precipitation drops significantly to 67 mm (2.6 in) over 12 days, and humidity slightly decreases to 84%. For more detailed insights, check out Itajuba weather in April.
January weather in Itajubá is considerably warmer and more humid compared to May. With average temperatures ranging from a minimum of 13°C (56°F) to a maximum of 30°C (86°F), January experiences frequent showers, accumulating 256 mm (10.1 in) over 21 days, highlighting its wet season. In contrast, May features cooler temperatures, with averages between 1°C (35°F) and 26°C (78°F), and significantly less precipitation at 48 mm (1.9 in) over just 7 days. The humidity in May is also lower at 79%, making it feel more comfortable overall. For more details, you can check Itajuba weather in May.
The weather in January and June presents a striking contrast. January boasts warmer temperatures with a minimum of 13°C (56°F) and an average of 21°C (70°F), peaking at 30°C (86°F). It also experiences significant rainfall, totaling 256 mm (10.1 in) over 21 days, accompanied by high humidity at 88%. In contrast, June features cooler temperatures, with a minimum of 7°C (45°F), an average of 16°C (60°F), and a maximum of 25°C (77°F). Additionally, June is much drier, with only 23 mm (0.9 in) of precipitation spread over just 5 days, and a lower humidity of 77%. For more detailed information, visit Itajuba weather in June.
In January, the weather in Itajubá is characterized by warm temperatures, with a minimum of 13°C (56°F) and an average of 21°C (70°F), reaching a maximum of 30°C (86°F). This month also sees significant rainfall, with 256 mm (10.1 in) of precipitation spread over 21 days, creating a humid atmosphere with an average humidity of 88%. In contrast, July experiences much cooler weather, with temperatures dipping as low as 0°C (33°F) and averaging around 15°C (58°F), peaking at 25°C (77°F). Additionally, July is notably dry, receiving only 16 mm (0.6 in) of precipitation over just one day, and the humidity decreases to 72%. For more specific details about July weather, you can refer to Itajuba weather in July.
The weather in January and August presents a stark contrast in Itajubá. January experiences warmer temperatures ranging from a minimum of 13°C (56°F) to a maximum of 30°C (86°F), while August sees much cooler conditions with temperatures dropping to a minimum of 2°C (36°F) and peaking at 27°C (82°F). Additionally, January is significantly wetter, with 256 mm (10.1 in) of precipitation over 21 days, compared to August's much drier conditions, which feature only 49 mm (1.9 in) of rain over 7 days. The humidity also differs, with January being quite humid at 88%, while August enjoys a more comfortable 65%. For a detailed look at August weather, visit Itajuba weather in August.
In January, the weather is significantly warmer and more humid, with temperatures averaging 21°C (70°F) and a maximum reaching 30°C (86°F). This month also experiences high precipitation, with around 256 mm (10.1 in) over 21 days, leading to a very damp atmosphere with humidity levels at 88%. In contrast, September sees cooler temperatures, averaging 19°C (67°F) and a minimum of 7°C (45°F), along with much less rainfall at just 52 mm (2.1 in) over 7 days. The humidity drops to 58%, providing a much drier and more comfortable experience compared to January. For more detailed information on the weather during this month, visit Itajuba weather in September.
In January, the weather tends to be warmer with an average temperature of 21°C (70°F) and maximum highs reaching 30°C (86°F), accompanied by high humidity levels of 88%. The month also experiences significant rainfall, totaling 256 mm (10.1 in) over 21 days. In contrast, October offers slightly cooler temperatures, with an average of 19°C (67°F) and afternoon highs that can reach up to 32°C (90°F). October is relatively drier, with 166 mm (6.5 in) of precipitation over 19 days and a more comfortable humidity level of 50%. For more specific details, you can check Itajuba weather in October.
January and November in Itajubá showcase notable differences in weather patterns. January experiences warmer temperatures, with a minimum of 13°C (56°F) and an average of 21°C (70°F), whereas November sees slightly cooler averages, with a minimum of 8°C (47°F) and an average of 19°C (67°F). Both months can reach the same maximum temperature of 30°C (86°F), but January is characterized by higher precipitation at 256 mm (10.1 in) over 21 days, compared to November's 198 mm (7.8 in) over 18 days. Additionally, the humidity is notably higher in January at 88%, while November experiences a more comfortable humidity level of 75%. For those planning to visit during this time, you can find more detailed information about the weather conditions in November here: Itajuba weather in November.
When comparing January and December weather, January tends to be slightly warmer with average temperatures reaching 21°C (70°F) and maximums of 30°C (86°F), while December has a slightly cooler average of 20°C (68°F) and maximums of 28°C (83°F). Both months experience notable rainfall, but January's precipitation totals 256 mm (10.1 in) over 21 days, while December sees a bit more at 269 mm (10.6 in) across 26 days. Additionally, January has a higher humidity level of 88% compared to December's 80%, making both months feel quite humid, but January slightly more so. For a detailed look at December weather in Itajubá, you can refer to this link: Itajuba weather in December.
In January, Itajubá experiences a dynamic shift in weather, with higher temperatures and significant rainfall that sets it apart from other months. While the season brings warm days and balmy evenings, the high humidity at 88% can make the heat feel more intense. With an average temperature hovering around a comfortable 21°C, this month is characterized by its frequent precipitation, with rain gracing the area on nearly three-quarters of the days. This combination of warmth and moisture creates a lush landscape, making January a vibrant month for visitors. For more insights on what to expect throughout the year, check out Itajuba Climate.