January weather forecast
Ubatuba, Brazil

January

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"). Evidently, January combines summer heat with wet conditions, thus, cultivating a humid environment perfect for tropical flora. Steady winds and moderate visibility also define January weather. The number of daylight hours is noticeably high, making outdoor activities much more enjoyable.

Temperature

Ubatuba marks the onset of January with an average high-temperature of a still warm 25.8°C (78.4°F), a subtle shift from December's 25.2°C (77.4°F). Throughout the month of January, the average temperature in Ubatuba, Brazil, dips to an enjoyable 18.3°C (64.9°F) at night.

Humidity

In Ubatuba, Brazil, the average relative humidity in January is 88%.

Rainfall

January is the month with the most rainfall in Ubatuba. Rain falls for 27.3 days and accumulates 221mm (8.7") of precipitation.

Sea temperature

In January, the average sea temperature in Ubatuba is 26.3°C (79.3°F).
Note: With water temperature from 25°C (77°F) to 29°C (84.2°F), all water activities are comfortable and delightful, devoid of discomfort even for lengthened periods.

Daylight

The average length of the day in January in Ubatuba is 13h and 23min.
On the first day of the month, sunrise is at 05:17 and sunset at 18:50. On the last day of January, in Ubatuba, sunrise is at 05:38 and sunset at 18:48 -03.

Sunshine

In January, the average sunshine in Ubatuba, Brazil, is 7.2h.

UV index

January through December, with an average maximum UV index of 5, are months with the highest UV index. The months with the lowest UV index are January through December, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum UV index of 5 in January translates into the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Beware! Reflecting off water and sand, UV rays are much stronger.

Frequently asked questions

What are January temperatures in Ubatuba?
The average high-temperature, in January, in Ubatuba, is 25.8°C (78.4°F), while the average low-temperature is 18.3°C (64.9°F).
What is the average humidity in January in Ubatuba?
In Ubatuba, the average relative humidity in January is 88%.
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 January?
In Ubatuba, in January, during 27.3 rainfall days, 221mm (8.7") of precipitation is typically accumulated.
What is the sea water temperature in January in Ubatuba?
In Ubatuba, the average seawater temperature in January is 26.3°C (79.3°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.
What is the average length of the day in January in Ubatuba?
The average day length in January in Ubatuba, Brazil, is 13h and 23min.
What time are sunrise and sunset in January in Ubatuba?
On the first day of January, sunrise is at 05:17 and sunset at 18:50. On the last day of the month, sunrise is at 05:38 and sunset at 18:48 -03.
How long on average sun shines in January in Ubatuba?
The average sunshine duration in January in Ubatuba, Brazil, is 7.2h.
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 are January through December, with an average maximum UV index of 5.
What is the UV index reading in January in Ubatuba?
In January, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
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
Average temperature in January
Ubatuba, Brazil
  • Average high temperature in January: 25.8°C

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).

  • Average low temperature in January: 18.3°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 in January
Ubatuba, Brazil
  • Average pressure in January: 1013.1mbar

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 in January
Ubatuba, Brazil
  • Average wind speed in January: 6.1km/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 in January
Ubatuba, Brazil
  • Average humidity in January: 88%

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 in January
Ubatuba, Brazil
  • Average rainfall in January: 221mm

The wettest month (with the highest rainfall) is January (221mm).
The driest month (with the least rainfall) is June (27mm).

Average rainfall days in January
Ubatuba, Brazil
  • Average rainfall days in January: 27.3 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 in January
Ubatuba, Brazil
  • Average sea temperature in January: 26.3°C

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 in January /
Average sunshine in January
Ubatuba, Brazil
  • Average daylight in January: 13h and 2min

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

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 in January
Ubatuba, Brazil
  • Average sunshine days in January: 2.8 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 in January
Ubatuba, Brazil
  • Average UV index in January: 5

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 in January
Ubatuba, Brazil
  • Average cloud cover in January: 52

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 in January
Ubatuba, Brazil
  • Average visibility in January: 7km

The months with the highest visibility are February, June, July, August and September (8km).
The month with the lowest visibility is April (6km).

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