The highest day temperature in January 2026 was 76°F. The lowest night temperature was 66°F. The average values for day and night temperatures during January were 71.5°F и 71.8°F respectivly.

The average sea surface temperature in January 2026 for Boa Vista was 75.1°F. The maximum and minimum values were 73.2°F and 77.2°F respectively.

Most of the days in January are sunny but you can also expect cloudy and gloomy days.

Precipitation total in January for Boa Vista is 0.0 in. It makes january the least rainy month of the year.

The average wind speed in January is 17.6 mph. It makes January one of the most windy months of the year for Boa Vista.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Boa Vista in January is 9.4 hours.