Boa Vista weather in January
Temperature, rain and sunshine in January: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in January
Fair
Best time to visit: December – February
What is the weather like in Boa Vista in January?
In January, Boa Vista is very hot: daytime highs average 33 °C, and even at night it stays warm at around 24 °C. Expect around 6.2 hours of sunshine a day. Rain falls on about 8 days, adding up to 41 mm. On about 29 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, January is a so-so month for a holiday in Boa Vista – and yet one of the best months here.
January compared
How the weather changes from December to February. Tap a month to open it.
| DecemberDec | JanuaryJan | FebruaryFeb | |
|---|---|---|---|
| Score | 42 | 45 | 44 |
| Day | 33° | 33° | 34° |
| Night | 24° | 24° | 24° |
| Sun | 6.3 h | 6.2 h | 5.8 h |
| Rain days | 11 | 8 | 6 |
More details for January
- Daylight
- 11 h 58 min06:12 – 18:11
- UV index
- 11 · extremeclear sky, noon (estimate)All months
- Muggy days
- 26 daysdew point 18 °C or moreAll months
- Wind
- 16 km/haverage daily peakAll months
- Cloud cover
- 67 %on averageAll months
- Hot days
- 29 days30 °C or moreAll months
- Time zone
- UTC−4offset from UTC
How the score comes together
- Temperatureweight 50 %24 %
- Sunshineweight 20 %53 %
- Few rainy daysweight 30 %74 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in January
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Water bottle – drink plenty
- Insect repellent
Boa Vista in January: quick answers
Is Boa Vista hot in January?
Yes. In January, Boa Vista is very hot: daytime highs average 33 °C and nights stay around 24 °C. On about 29 days the thermometer climbs to 30 °C or more.
Does it rain much in Boa Vista in January?
Rain falls on about 8 days, adding up to 41 mm.
Boa Vista month by month
The whole year in Boa VistaAll destinations: BrazilWhere to go in January
Climate averages 1996–2025 (sunshine partly WMO station normals 1991–2020), not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences