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Contents
- The climate of Ubatuba
- The best time to visit Ubatuba
- The worst time to visit Ubatuba
- Spring weather in Ubatuba
- Summer weather in Ubatuba
- Autumn weather in Ubatuba
- Winter weather in Ubatuba
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average sea temperature
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
The climate of Ubatuba
Serving as a humid tropical refuge, Ubatuba, Brazil falls under the Köppen climate classification of Cfb - a marine west coast climate with comfortable summer temperatures. The region holds monthly average high temperatures from 20.8°C (69.4°F) in June to a peak of 26.1°C (79°F) in February. The low temperature register shows a minor distinction, the coolest being from 12.6°C (54.7°F) in July to 18.3°C (64.9°F) in January.
One of the notable hallmarks is the year-round high relative humidity, typically oscillating between 79% in August and 89% in March and April. Rainfall is a frequent visitor to Ubatuba, with a harvest of up to 221mm (8.7") in January, dwindling to a minimal amount of 27mm (1.06") in June. The number of rainy days echoes a similar pattern with the highest count of 28.9 days in December and the lowest of 10.1 days in June.
Sea temperatures range from a mild 21.3°C (70.3°F) in September to a warm 26.5°C (79.7°F) in March. Factors such as sunshine hours, daylight hours, and cloud cover play a pivotal role in the overall weather pattern. Sunshine hours fluctuate from a maximum of 8.1 hours in September to a minimum of 6.6 hours in November, daylight hours range from 10.7 hours in June to 13.6 hours in December, and cloud cover levels traverse from 34% in August and September to 59% in November.
One of the notable hallmarks is the year-round high relative humidity, typically oscillating between 79% in August and 89% in March and April. Rainfall is a frequent visitor to Ubatuba, with a harvest of up to 221mm (8.7") in January, dwindling to a minimal amount of 27mm (1.06") in June. The number of rainy days echoes a similar pattern with the highest count of 28.9 days in December and the lowest of 10.1 days in June.
Sea temperatures range from a mild 21.3°C (70.3°F) in September to a warm 26.5°C (79.7°F) in March. Factors such as sunshine hours, daylight hours, and cloud cover play a pivotal role in the overall weather pattern. Sunshine hours fluctuate from a maximum of 8.1 hours in September to a minimum of 6.6 hours in November, daylight hours range from 10.7 hours in June to 13.6 hours in December, and cloud cover levels traverse from 34% in August and September to 59% in November.
The best time to visit Ubatuba
The finest time for visitors to explore Ubatuba, Brazil, tends to be between September and November. These months register mild temperatures, less frequent rainfall, and above-average sunshine hours. With an ambiance of longer daylight hours and a relative humidity of 79% in September, these attributes make outdoor and water activities perfectly comfortable and satisfying.
The worst time to visit Ubatuba
January and February inflate Ubatuba's weather patterns with prolonged rainfall, increased cloud cover, and the highest temperatures, making it quite a challenging time for outdoor excursions and uninterrupted getaway plans. The humidity level around 88% also contributes to the overall stickiness, making these months less ideal for travel.
Spring weather in Ubatuba
Spring in Ubatuba, which spans from September to November, offers a warm, pleasant atmosphere with increasing temperatures, from 21°C (69.8°F) to 23.9°C (75°F). These months also showcase a decrease in rainfall, from 51mm (2.01") in September to 35mm (1.38") in November, and an average daylight extension of 12 to 13.2 hours. Spring concludes on a high note with an increasing rate of sunshine hours, ushering in a more exploratory vibe.
Summer weather in Ubatuba
The summer months, from December to February, bring high temperatures, ranging from 23.9°C (75°F) to 26.1°C (79°F), and elevated rainfall, with December experiencing the highest at 205mm (8.07"). Despite this, summer retains generous sunshine hours, varying from 6.9 to 7.2 hours, and the sea temperature heightens to an inviting 24.8°C (76.6°F) to 26.4°C (79.5°F).
Autumn weather in Ubatuba
During the Autumn period, from March to May, Ubatuba experiences a gradual decrease in temperature from 24.9°C (76.8°F) to 21.5°C (70.7°F) and a significant reduction of rainfall from 98mm (3.86") to 35mm (1.38"). This pleasant transition coupled with a steady reduction in cloud cover percentage makes it an amenable time for travel.
Winter weather in Ubatuba
Winter in Ubatuba runs from June to August with the lowest temperatures recorded from 20.8°C (69.4°F) to 22.1°C (71.8°F), and rainfall minimizes between 27mm (1.06") and 36mm (1.42"). However, sunshine hours stabilize around 7.9 to 8 hours, creating a balanced climate for visitors.
Weather in January
The weather in Ubatuba, Brazil fashions an ideal setting for beach-goers, as January features warm temperatures and a prevailing sea temperature of 26.3°C (79.3°F). Amidst the pleasing thermo-values, the populace should also brace for significant rainfall, a record high for the year, with precipitation peaking at 221mm (8.7"). Weather in January »
Weather in February
Continuing the trend from January, Ubatuba weather in February is warm and welcoming. However, a slight decrease in the average rainfall to 158mm (6.22") signifies a somewhat drier condition compared to the previous month. February still endures high humidity making it a great time to explore Ubatuba's rainforests. Weather in February »
Weather in March
As the Ubatuba weather journey advances into March, a slight modification can be noticed, with a decline in both sea and land temperature. Rainfall reduces further to 98mm (3.86"), providing a relative break from the preceeding wet spells. Weather in March »
Weather in April
April in Ubatuba observes a definitive transition from moist summer to the drier autumn, mirrored by a further drop in rainfall to 64mm (2.52"). Albeit the temperatures continue their downward trend initiated in March, they remain pleasant for outdoor exploration. Weather in April »
Weather in May
May signals the advent of cooler temperatures in Ubatuba, yet it remains warm enough to enjoy outdoor activities in this tropical city. It is also the driest month of the year, with a notable plunge in rainfall to 35mm (1.38"). The weather pattern conforms to the classic dry season scenario, denoted by less cloud cover, reduced chance of rain and ample sunlight. Weather in May »
Weather in June
June continues the dry spell initiated by May, with a slight nudge in rainfall to 27mm (1.06"), maintaining Ubatuba's reputation as a year-round destination. Subdued temperatures, fewer wet days, and consistent sunshine hours ensure ideal conditions for ventures in wildlife parks or beach-bound pursuits. Weather in June »
Weather in July
July in Ubatuba experiences a wavering pattern, with an uptick in rainfall to 36mm (1.42"), though it still remains within the city's dry season frame. Subsequently, temperatures stage a marginal climb, indicating fluctuating weather conditions characteristic of tropical climates. Weather in July »
Weather in August
As the final month of the dry spell, August in Ubatuba charts further escalation in rainfall to 32mm (1.26"), implying a shift towards the city's wet season. Comparatively, temperatures exhibit stability, enhancing Ubatuba's appeal as a getaway destination. Weather in August »
Weather in September
September marks the end of Ubatuba's dry season, with a noticeable increase in rainfall to 51mm (2.01"). This initiates the city's transition into the wetter half of the year. However, favorable temperatures persist, reflecting Ubatuba's perennial warm climate. Weather in September »
Weather in October
October progresses Ubatuba deeper into the wet season, with a significant jump in rainfall to 122mm (4.8"). This reflects a transition towards more humid and damp weather, typifying the tropical autumn. Despite the sharp rise in rainfall, the city maintains its warmth, ensuring comfortable exploration of natural reserves or street markets. Weather in October »
Weather in November
Ubatuba's November weather emerges rich in tropical allure, as rainfall escalates to a sizeable 176mm (6.93"). Succeeding the October spike, these showers firmly establish the ongoing wet season. Subtle changes in temperature and a steady sea temperature welcome the audience to a warm and wet climate. Weather in November »
Weather in December
December anchors Ubatuba firmly in its wet season, experiencing a peak in rainfall at 205mm (8.07"), analogous to January's deluge. This high rate of precipitation persists alongside accommodating temperatures, crafting a warm, wet and tropical feel. Weather in December »
Updated: Feb 2, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the wettest month in Ubatuba?
The month with the most rainfall is January, when the rain falls for 27.3 days and typically aggregates up to 221mm (8.7") of precipitation.
How much does it rain in Ubatuba?
In Ubatuba, Brazil, during the entire year, the rain falls for 223.3 days and collects up to 1225mm (48.23") of precipitation.
When is the highest UV index in Ubatuba?
The months with the highest UV index are January through December, with an average maximum UV index of 5.
When is the lowest UV index in Ubatuba?
The months with the lowest UV index in Ubatuba, Brazil, are January through December, with an average maximum UV index of 5.
What is the hottest time of year in Ubatuba?
Ubatuba registers the average highest temperatures during February, with peaks of 26.1°C (79°F) and lows of 18.1°C (64.6°F).
What are the most humid months in Ubatuba?
March and April, with an average relative humidity of 89%, are most humid months in Ubatuba, Brazil.
When is the sea warmest in Ubatuba?
With an average sea temperature of 26.5°C (79.7°F), March is the month with the warmest seawater in Ubatuba, Brazil.
What month is the coldest in Ubatuba?
Temperature records mark June as the coldest month, with highs averaging 20.8°C (69.4°F) and lows at 13°C (55.4°F).
What is the driest month in Ubatuba?
The month with the least rainfall in Ubatuba is June, when the rain falls for 10.1 days and typically collects 27mm (1.06") of precipitation.
What is the month with the shortest days in Ubatuba?
June has the shortest days of the year in Ubatuba, with an average of 10h and 42min of daylight.
What is the least humid month in Ubatuba?
August and September, with an average relative humidity of 79%, are the least humid months in Ubatuba, Brazil.
What month is the sea coldest in Ubatuba?
September is the month with the coldest seawater, with an average sea temperature of 21.3°C (70.3°F).
What month has the most sunshine in Ubatuba?
September has the most sunshine of the year in Ubatuba, with an average of 8.1h of sunshine.
What is the month with the least sunshine in Ubatuba?
With an average of 6.6h of sunshine, November has the least sunshine of the year in Ubatuba, Brazil.
When are the longest days in Ubatuba?
The month with the longest days in Ubatuba is December, with an average of 13h and 36min of daylight.
Is there Daylight Saving Time (DST) in Ubatuba?
Ubatuba does not observe Daylight Saving Time (DST). -03 timezone is used over the entire year.
Average temperature
Ubatuba, Brazil
The warmest month (with the highest average high temperature) is February (26.1°C).
The month with the lowest average high temperature is June (20.8°C).
The month with the highest average low temperature is January (18.3°C).
The coldest month (with the lowest average low temperature) is July (12.6°C).
Average pressure
Ubatuba, Brazil
- Average pressure in January:
1013.1mbar - Average pressure in February:
1013.3mbar - Average pressure in March:
1014.2mbar - Average pressure in April:
1016.1mbar - Average pressure in May:
1017.8mbar - Average pressure in June:
1019.7mbar
- Average pressure in July:
1020.4mbar - Average pressure in August:
1019.9mbar - Average pressure in September:
1017.6mbar - Average pressure in October:
1015mbar - Average pressure in November:
1013.2mbar - Average pressure in December:
1012.2mbar
The month with the highest atmospheric pressure is July (1020.4mbar).
The month with the lowest atmospheric pressure is December (1012.2mbar).
Average wind speed
Ubatuba, Brazil
- Average wind speed in January:
6.1km/h - Average wind speed in February:
6km/h - Average wind speed in March:
6.2km/h - Average wind speed in April:
6.3km/h - Average wind speed in May:
6.5km/h - Average wind speed in June:
6.7km/h
- Average wind speed in July:
6.9km/h - Average wind speed in August:
7.4km/h - Average wind speed in September:
7.7km/h - Average wind speed in October:
7.5km/h - Average wind speed in November:
7.2km/h - Average wind speed in December:
6.6km/h
The windiest month (with the highest average wind speed) is September (7.7km/h).
The calmest month (with the lowest average wind speed) is February (6km/h).
Average humidity
Ubatuba, Brazil
The months with the highest relative humidity are March and April (89%).
The months with the lowest relative humidity are August and September (79%).
Average rainfall
Ubatuba, Brazil
- Average rainfall in January:
221mm - Average rainfall in February:
158mm - Average rainfall in March:
98mm - Average rainfall in April:
64mm - Average rainfall in May:
35mm - Average rainfall in June:
27mm
The wettest month (with the highest rainfall) is January (221mm).
The driest month (with the least rainfall) is June (27mm).
Average rainfall days
Ubatuba, Brazil
- Average rainfall days in January:
27.3 days - Average rainfall days in February:
21.8 days - Average rainfall days in March:
22.8 days - Average rainfall days in April:
14.8 days - Average rainfall days in May:
11.5 days - Average rainfall days in June:
10.1 days
- Average rainfall days in July:
10.3 days - Average rainfall days in August:
11 days - Average rainfall days in September:
15.7 days - Average rainfall days in October:
22.9 days - Average rainfall days in November:
26.2 days - Average rainfall days in December:
28.9 days
The month with the highest number of rainy days is December (28.9 days).
The month with the least rainy days is June (10.1 days).
Average sea temperature
Ubatuba, Brazil
The best month for swimming (with the highest average sea temperature) is March (26.5°C).
The coldest month (with the lowest average sea temperature) is September (21.3°C).
Average daylight / Average sunshine
Ubatuba, Brazil
- Average daylight in January:
13h and 2min - Average daylight in February:
12h and 5min - Average daylight in March:
12h and 1min - Average daylight in April:
11h and 3min - Average daylight in May:
11h and 0min - Average daylight in June:
10h and 4min
- Average daylight in July:
10h and 5min - Average daylight in August:
11h and 2min - Average daylight in September:
12h and 0min - Average daylight in October:
12h and 4min - Average daylight in November:
13h and 1min - Average daylight in December:
13h and 4min
The month with the longest days is December (Average daylight: 13h and 36min).
The month with the shortest days is June (Average daylight: 10h and 42min).
- Average sunshine in January:
7h and 1min - Average sunshine in February:
7h and 5min - Average sunshine in March:
7h and 1min - Average sunshine in April:
7h and 1min - Average sunshine in May:
7h and 5min - Average sunshine in June:
7h and 5min
- Average sunshine in July:
7h and 5min - Average sunshine in August:
8h and 0min - Average sunshine in September:
8h and 1min - Average sunshine in October:
7h and 1min - Average sunshine in November:
6h and 4min - Average sunshine in December:
6h and 5min
The month with the most sunshine is September (Average sunshine: 8h and 6min).
The month with the least sunshine is November (Average sunshine: 6h and 36min).
Average sunshine days
Ubatuba, Brazil
- Average sunshine days in January:
2.8 days - Average sunshine days in February:
5.2 days - Average sunshine days in March:
7.2 days - Average sunshine days in April:
12.9 days - Average sunshine days in May:
16.7 days - Average sunshine days in June:
17.5 days
- Average sunshine days in July:
18.4 days - Average sunshine days in August:
17.8 days - Average sunshine days in September:
11.4 days - Average sunshine days in October:
5.2 days - Average sunshine days in November:
1.9 days - Average sunshine days in December:
1.1 days
The month with the most sunshine days is July (18.4 days).
The month with the least sunshine days is December (1.1 days).
Average UV index
Ubatuba, Brazil
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 5).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 5).
Average cloud cover
Ubatuba, Brazil
The month with the most cloud cover is November (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility
Ubatuba, Brazil
The months with the highest visibility are February, June, July, August and September (8km).
The month with the lowest visibility is April (6km).
