Climate and monthly weather forecast
Joinville, Brazil

Located in Brazil, Joinville has a predominantly Humid subtropical climate type according to the Köppen climate classification, dubbed as Cfa. Based on this category, Joinville does not experience a dry season, hence, all months are laden with precipitation.

A comprehensive canvass of the year-round meteorological pattern divulges temperatures fluctuating from a minimum of 11°C (51.8°F), recorded in June and July, to a peak of 29°C (84.2°F), noted in January. There is a visible downward drift in temperatures from January to July followed by an uptick til January of the succeeding year. Alongside, daylight hours seem to fluctuate in parallel with temperatures as they follow the same bell-shaped path peaking in summer and reaching a nadir during winter.

Indubitably, the singular absence of a dry season weaves a unique fabric of Joinville's weather. Thus, the region does not experience a month entirely devoid of rainfall. The range within the annual climate's tapestry discloses a discreet ebb and flow pattern, with the highest and lowest temperature points highlighting the inherent seasonality.

The best time to visit Joinville is astoundingly subjective, largely depending upon what a visitor prioritizes in a holiday. For adventure enthusiasts seeking to soak up some sun, visiting Joinville from December to March, when temperatures spiral up to 28°C (82.4°F), coupled with the longest daylight hours, is optimum. The sea temperature during these months, fluctuating from 25.3°C (77.5°F) to 26.6°C (79.9°F), ensures refreshing swimming conditions, making beach activities a delightful experience.

Contrarily, June and July might not be the most convenient months for a visit due to the lowest temperature of 11°C (51.8°F) and the shortest daylight duration of 10.5 to 10.7 hours. Adding to the discomfort is the dip in sea temperature dropping to 18.8°C (65.8°F) which might not be as tempting for water enthusiasts. The mercury levels and reduced sunlight might make sightseeing and exploration slightly cumbersome and glum.

Spring in Joinville, stretching from September to November, brings in a wave of warmth. A gradual ascension in temperature from 21°C (69.8°F) to 28°C (82.4°F) can be observed as the season progresses. Concurrently, daylight hours expand from 12 hours to 13.4 hours, enhancing exploration and touristic endeavours. Sea temperature inclines steadily, from 18.8°C (65.8°F) to 24.7°C (76.5°F) making spring a promising time for beach activities and water sports.

Joinville's summer months — December through February — win the badge for being the warmest period of the year. The temperature is consistently high, wavering between 28°C (82.4°F) and 29°C (84.2°F). Along with the generous temperature, daylight hours peak to a maximum of 13.8 hours in December, gradually descending to 12.2 hours by February. Sea temperatures remain at their annual peak, ranging from 24.7°C (76.5°F) to 26.6°C (79.9°F), inviting tourists for a refreshing dip.

The arrival of autumn in Joinville, marked from March to May, brings a significant dip in temperature. It descends steadily from 25°C (77°F) in March to 21°C (69.8°F) by May. Daylight also contracts from 11.5 hours to 10.8 hours in this period. Sea temperature also follows a similar trend, falling from 25.3°C (77.5°F) in March to 22.4°C (72.3°F) in May. This season provides a balanced weather experience, neither too warm nor overly cold.

Winter in Joinville spans from June to August and is characterized by the coolest temperatures of the year, ranging from 21°C (69.8°F) in June to a minimum of 11°C (51.8°F) in July. Daylight is at its shortest varying from 10.5 hours to 11.2 hours. Sea temperatures mirror the mercury's contraction, registering the coldest values between 18.8°C (65.8°F) and 21.2°C (70.2°F). This period is suitable for travelers who wish to experience a cooler climate.

Known for maintaining the summer heat, January in Joinville, Brazil typically sees temperatures reaching a high of 29°C (84.2°F). Compared to the previous month, the first month of the year brings warm days favoring outdoor activities and beaches. Weather in January »

February's overall weather trends seem similar to January, with climatological parameters exhibiting only marginal changes. The sea temperature stays relatively stable at 26.6°C (79.9°F), encouraging visitors and locals alike to partake in marine tourism. Weather in February »

March in Joinville is characterized by a marginal drop in temperatures, though it continues to resonate with the warmth of the preceding months. Distinctively, sea temperature dips to 26.3°C (79.3°F), implying a subtle coolness in the water. Weather in March »

April introduces a noticeable change in Joinville's weather, with a decline in temperature highs to 25°C (77°F). While it could be a respite for some from the previous months' heat, others might sense the encroaching cooler days. Weather in April »

As May steps in, the temperature lows dip to 13°C (55.4°F) in Joinville, heralding a more refreshing climate. Subtle chillness in the early mornings and evenings can offer a contrasting experience to those accustomed to the previous months' heat. Weather in May »

June in Joinville sees a further drop in daytime high temperatures, marking the full-fledged arrival of the cooler season. Beach visits turn brisk as sea temperature adjusts to a cooler 21.2°C (70.2°F). Despite a marginal increase in daylight hours to 10.5 hours, the warmth of the sun feels considerably subdued. Weather in June »

July brings the lowest sea temperatures, dipping to a chilly 18.8°C (65.8°F) in Joinville. With such a prominent drop, the ocean sports a cooler temperament and offers a stark contrast to the warmer summer months. Taking a leaf from June's book, July maintains the overall cooler climate with temperatures staying refreshingly low. Weather in July »

August continues where July leaves off, retaining similar low sea temperatures. The climate stays pleasantly mild and supportive of a different array of outdoor experiences compared to the hot, summer days. Daylight hours see a slight increase, providing a subtle hint towards the upcoming changes in the season. Weather in August »

September heralds the onset of spring in Joinville, offering an upswing in temperatures compared to the past few months. The sea temperature too climbs to 18.8°C (65.8°F), facilitating a welcome change for beach-goers. Residents begin to witness substantial changes as daylight hours lengthen until they surpass the 12-hour mark. Weather in September »

October continues to bask in the warmth of spring with temperature highs rising to 24°C (75.2°F) in Joinville. This increase in warmth compared to September is a welcomed change for many. The brightness of sunshine increases with daylight hours exceeding 12 per day, enabling more outdoor activities. Weather in October »

The city of Joinville welcomes November with an even warmer climate as temperatures continue to rise from the previous month. Sea temperatures ascend to 22.6°C (72.7°F), inviting more participation in water-related activities. Weather in November »

Wrapping up the year, December in Joinville witnesses a further rise in temperatures, with highs peaking at 28°C (82.4°F). With this increase, the city steers unmistakably toward its prominent summer vibes. The lengthy daylight hours, coupled with rising sea temperatures of 24.7°C (76.5°F), fuel the festive, holiday spirit. Weather in December »