AI-generatedBoa Vista at a glance
- Best time
- Dec – Feb
- Warmest month
- Mar · 34°
- Sunshine a year
- 2,120 h
- Rain a year
- 1,712 mm
- Climate
- Tropical
- Time zone
- UTC−4
- Elevation
- 82 m
Climate in Boa Vista
Boa Vista has a tropical climate: it is warm all year round, and the seasons differ mainly in how much rain falls. March is the warmest month with average highs of 34 °C, while June is the coolest at 30 °C. With around 2,120 hours of sunshine a year, Boa Vista is moderately sunny; September is the sunniest month with 7.1 hours a day.
Holiday weather through the year
Best time to visit Boa Vista
The best time to visit Boa Vista is from December to February. From January to March and from October to November it can get very hot, with highs of up to 34 °C. The rainy season is from April to July; the wettest month is May with 364 mm.
Boa Vista through the seasons
How the weather changes over the seasons, with averages for each.
Boa Vista in the dry season
Aug – Mar
Poor
- 31–34 °C by day
- 6.4 h of sun a day
- 94 rainy days in all
Boa Vista in the rainy season
Apr – Jul
Poor
- 30–33 °C by day
- 4.7 h of sun a day
- 98 rainy days in all
Which month for what?
Beach & swimming
No sea nearby
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
No month
15–28 °C and not too much rain
Peak heat
Jan – Mar, Oct – Nov
Highs of 33 °C or more
Rainy months
Apr – Jul
Rainy season or more than 12 rainy days
Find your perfect month
Tell us what you like and we rate every month in Boa Vista for you.
Your best months: February, June – July
Based on the climate averages; tap a month to see its details.
Weather in October
Weather in October
Holiday weather in October
Poor
Best time to visit: December – February
Keep in mindPeak heat
A typical day in October
- Morning, 08:00: about 28°
- Midday, 13:00: about 33°
- Afternoon, 16:00: about 32°
- Evening, 20:00: about 28°
- Night, 23:00: about 26°
05:4717:50
Warm enough for a T-shirt in the evening.
Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.
Light for photos in October
- Golden hour
- Morning 05:34–06:14 · evening 17:22–18:03
- Blue hour
- Morning 05:26–05:34 · evening 18:03–18:11
Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.
October in Boa Vista compared with home
Loading the climate at home …
Early or late October?
In October, daytime highs stay at about 33° from start to end.
| October | 1 Oct | 31 Oct |
|---|---|---|
| Daytime high | 33° | 33° |
| Night-time low | 23° | 24° |
| Daylight | 12.1 h | 12.0 h |
What is the weather like in Boa Vista in October?
In October, Boa Vista is very hot: daytime highs average 34 °C, and even at night it stays warm at around 23 °C. The sun shines for around 7.0 hours a day. Rain is frequent, with about 12 rainy days and 70 mm in total. On about 30 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, October is not an ideal month for a holiday in Boa Vista.
More details for October
- Daylight
- 12 h 3 min05:47 – 17:50
- UV index
- 14 · extremeclear sky, noon (estimate)All months
- Muggy days
- 31 daysdew point 18 °C or moreAll months
- Wind
- 10 km/haverage daily peakAll months
- Cloud cover
- 63 %on averageAll months
- Hot days
- 30 days30 °C or moreAll months
- Time zone
- UTC−4offset from UTC
How the score comes together
- Temperatureweight 50 %19 %
- Sunshineweight 20 %67 %
- Few rainy daysweight 30 %41 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in October
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Water bottle – drink plenty
- Insect repellent
- Rain jacket or umbrella
Compare two months in Boa Vista
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
January has the better holiday weather in Boa Vista: score 45 against 35. In January, days are 1 °C cooler than in October. January has 4 fewer rainy days. The sun shines an hour less a day in January.
| Month | October | January |
|---|---|---|
| Holiday weather score | 35 | 45better |
| Daytime high | 34° | 33° |
| Night-time low | 23° | 24° |
| Sunshine | 7.0 hbetter | 6.3 h |
| Rainy days | 12 | 8better |
| Rainfall | 70 mm | 41 mmbetter |
| Muggy days | 31 | 26better |
Based on the climate averages 1996–2025.
Boa Vista month by month
The typical weather for every month at a glance.
45January33° · 6.3 h
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 6.3 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.
Boa Vista in January44February34° · 5.8 h
In February, Boa Vista is very hot: daytime highs average 34 °C, and even at night it stays warm at around 24 °C. Expect around 5.8 hours of sunshine a day. Rain falls on about 6 days, adding up to 35 mm. On about 27 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, February is a so-so month for a holiday in Boa Vista – and yet one of the best months here.
Boa Vista in February33March34° · 6.0 h
In March, Boa Vista is very hot: daytime highs average 34 °C, and even at night it stays warm at around 25 °C. Expect around 6.0 hours of sunshine a day. Rain is frequent, with about 9 rainy days and 66 mm in total. On about 30 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, March is not an ideal month for a holiday in Boa Vista.
Boa Vista in March23April33° · 4.9 h
In April, Boa Vista is hot: daytime highs average 33 °C, and even at night it stays warm at around 24 °C. Expect around 4.9 hours of sunshine a day. It is the rainy season: rain falls on about 17 days, totalling 206 mm. On about 26 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, April is not an ideal month for a holiday in Boa Vista.
Boa Vista in April32May31° · 4.1 h
In May, Boa Vista is hot: daytime highs average 31 °C, and even at night it stays warm at around 23 °C. Expect around 4.1 hours of sunshine a day. It is the rainy season: rain falls on about 27 days, totalling 364 mm. On about 21 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, May is not an ideal month for a holiday in Boa Vista.
Boa Vista in May37June30° · 4.5 h
In June, Boa Vista is hot: daytime highs average 30 °C, and even at night it stays warm at around 22 °C. Expect around 4.5 hours of sunshine a day. It is the rainy season: rain falls on about 27 days, totalling 302 mm. On about 14 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, June is not an ideal month for a holiday in Boa Vista.
Boa Vista in June38July30° · 5.1 h
In July, Boa Vista is hot: daytime highs average 30 °C, and even at night it stays warm at around 22 °C. Expect around 5.1 hours of sunshine a day. It is the rainy season: rain falls on about 27 days, totalling 248 mm. On about 17 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, July is not an ideal month for a holiday in Boa Vista.
Boa Vista in July34August31° · 6.0 h
In August, Boa Vista is hot: daytime highs average 31 °C, and even at night it stays warm at around 22 °C. Expect around 6.0 hours of sunshine a day. It rains often – on about 21 days, adding up to 145 mm. On about 25 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, August is not an ideal month for a holiday in Boa Vista.
Boa Vista in August37September33° · 7.1 h
In September, Boa Vista is hot: daytime highs average 33 °C, and even at night it stays warm at around 23 °C. The sun shines for around 7.1 hours a day. It rains often – on about 14 days, adding up to 87 mm. On about 28 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, September is not an ideal month for a holiday in Boa Vista.
Boa Vista in September35October34° · 7.0 h
In October, Boa Vista is very hot: daytime highs average 34 °C, and even at night it stays warm at around 23 °C. The sun shines for around 7.0 hours a day. Rain is frequent, with about 12 rainy days and 70 mm in total. On about 30 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, October is not an ideal month for a holiday in Boa Vista.
Boa Vista in October34November33° · 6.5 h
In November, Boa Vista is very hot: daytime highs average 33 °C, and even at night it stays warm at around 24 °C. The sun shines for around 6.5 hours a day. Rain is frequent, with about 13 rainy days and 86 mm in total. On about 28 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, November is not an ideal month for a holiday in Boa Vista.
Boa Vista in November42December33° · 6.4 h
In December, Boa Vista is hot: daytime highs average 33 °C, and even at night it stays warm at around 24 °C. Expect around 6.4 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 63 mm in total. On about 29 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, December is a so-so month for a holiday in Boa Vista – and yet one of the best months here.
Boa Vista in DecemberClimate in detail
Year & climate table
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in Boa Vista
How warm the nights get in each month, from the mean night-time low. Tap a month for details.
- Warm 20–24°
- Hot 24° and more
- muggy month (15+ muggy days)
WarmOctober: nights around 23°. Tropical nights: a fan or air conditioning helps. Muggy on about 31 days (dew point 18 °C or more).
The coolest nights are in July (22°), the warmest in March (25°). Nights stay tropical all year (20 °C and more), so a room with air conditioning or at least a fan pays off. It is muggy (dew point 18 °C or more) all year, on about 346 days a year.
Temperatures through the year
Average daytime high, night-time low and sea temperature per month.
| Month | Score | Day | Night | Sun | Rain days | Rain mm |
|---|---|---|---|---|---|---|
| JanuaryJan | 45 | 33° | 24° | 6.3 h | 8 | 41 |
| FebruaryFeb | 44 | 34° | 24° | 5.8 h | 6 | 35 |
| MarchMar | 33 | 34° | 25° | 6.0 h | 9 | 66 |
| AprilApr | 23 | 33° | 24° | 4.9 h | 17 | 206 |
| MayMay | 32 | 31° | 23° | 4.1 h | 27 | 364 |
| JuneJun | 37 | 30° | 22° | 4.5 h | 27 | 302 |
| JulyJul | 38 | 30° | 22° | 5.1 h | 27 | 248 |
| AugustAug | 34 | 31° | 22° | 6.0 h | 21 | 145 |
| SeptemberSep | 37 | 33° | 23° | 7.1 h | 14 | 87 |
| OctoberOct | 35 | 34° | 23° | 7.0 h | 12 | 70 |
| NovemberNov | 34 | 33° | 24° | 6.5 h | 13 | 86 |
| DecemberDec | 42 | 33° | 24° | 6.4 h | 11 | 63 |
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
2.82° N, 60.67° W · 82 m · America/Boa_Vista
Sunshine
Sunshine hours in Boa Vista
Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.
In October, the sun shines for about 7.0 of 12.1 hours of daylight in Boa Vista, 58 % of the daylight hours.
Sunshine hours: estimated from radiation data (ERA5, 1996–2025) and calibrated against measured station values; no weather station is close enough here. Daylight is the time from sunrise to sunset on the 15th of the month.
Rain
Rain in Boa Vista: rainy days and rainfall
A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.
In October, Boa Vista has about 12 rainy days with 70 mm of rain in total.
UV index
UV index in Boa Vista
How strong the sun is at noon, month by month, and how quickly unprotected skin burns.
- Clear-sky UV in October
- 14 · extremeAvoid the midday sun; SPF 50+, covering clothes, hat and sunglasses.
The sun is strongest in September (UV 14).
Minutes until sunburn in October
- Very fair skin
- about 10 min
- Fair skin
- about 10 min
- Light brown skin
- about 15 min
- Olive skin
- about 20 min
Rough guide for unprotected skin at noon under a clear sky; clouds lengthen the time, water, sand and snow shorten it. Sunscreen extends the time only partly.
Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.
Wind & clouds
Wind and clouds in Boa Vista
How breezy and how cloudy Boa Vista is through the year. Tap a month to select it on the whole page.
Wind
Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.
In October, the wind in Boa Vista typically peaks at 10 km/h during the day: Beaufort 2, light breeze or less.
Clouds
Average share of the sky covered by cloud, day and night.
In October, cloud covers on average 63 % of the sky over Boa Vista: variable cloud, with about 7.0 hours of sunshine a day.
Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.
Heat & humidity
Heat and humidity in Boa Vista
How often the day gets hot in Boa Vista (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.
Heat calendar
- pleasant
- some hot or muggy days
- often muggy
- often hot
- hot and muggy
In October, Boa Vista has about 30 hot days, with an average daytime high of 34 °C: hot and muggy. Plan outdoor activities for the morning and evening, drink a lot and take breaks in the cool.
Hot days reach at least 30 °C; a month counts as muggy when the mean dew point reaches 18 °C on at least 15 days. Averages from ERA5 and ERA5-Land, 1996–2025. Muggy nights through the year
Planning a trip to Boa Vista
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Boa Vista in the school holidays
How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.
Boa Vista has its best school-holiday weather during the Christmas holidays (score 44) and its weakest during the Easter holidays (score 26).
- 26
Easter holidays
Mar – Apr
Poor
- 33 °C by day
- 5.2 h of sun a day
- 15 rainy days a month
Keep in mind: Peak heat, Frequent rain
- 33
May half-term
May – Jun
Poor
- 30 °C by day
- 4.2 h of sun a day
- 27 rainy days a month
Keep in mind: Frequent rain
- 35
Summer holidays
Jul – Aug
Poor
- 31 °C by day
- 5.7 h of sun a day
- 23 rainy days a month
Keep in mind: Frequent rain
- 35
October half-term
Oct
Poor
- 34 °C by day
- 7.0 h of sun a day
- 12 rainy days a month
Keep in mind: Peak heat
- 44
Christmas holidays
Dec – Jan
FairBest holidays
- 33 °C by day
- 6.4 h of sun a day
- 9 rainy days a month
Keep in mind: Peak heat
Based on the climate averages 1996–2025.
Getting there
Flying from
- Nonstop flight
- about 9 h 50 min
- Distance
- 7,750 km
- Time zone
- UTC−4
- Jet lag
- About 3 days (5 h west)
Rule of thumb for flying west: for a few days before, stay up a little later, and get afternoon and evening light at your destination.
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Good to know: Brazil
- Currency
- Brazilian Real (BRL)
- Language
- Portuguese
- Sockets
- Type C, N · 127 V
- Traffic
- Drives on the right
- Dialling code
- +55
UK plugs need a travel adapter
Only 127 V: chargers marked 100–240 V work, other devices need a voltage converter.
Sources: GeoNames (CC BY 4.0) and Wikidata (CC0). Please check details before you travel.
Compare & alternatives
Compare with another place
Boa Vista compared
Put Boa Vista side by side with another destination.
Boa Vista vs New Amsterdam
In October New Amsterdam has the better holiday weather (score 44 vs 35). During the day New Amsterdam is 3 °C cooler than Boa Vista. New Amsterdam gets one more hour of sunshine a day.
| in October | Boa Vista | New Amsterdam |
|---|---|---|
| Holiday weather score | 35 | 44 |
| Daytime high | 34° | 31° |
| Sea | no sea nearby | 29° |
| Sunshine | 7 h | 8 h |
| Rainy days | 12 | 17 |
| Best time | Dec – Feb | Aug – Apr |
Through the year
Best places in the country
Brazil in October: the best places
In October, Boa Vista ranks 26 among the 31 nearest destinations in this country.
- Natal30°27°90
- 2Fortaleza32°27°69
- 3Aracaju29°26°68
- 4João Pessoa30°27°65
- 5Goiana30°65
- 6Belo Horizonte29°65
- 7São Luís32°28°63
- 8Ouro Preto25°63
- 26Boa VistaThis page34°35
Places nearby
Near Boa Vista
Other destinations close by.
Places with a similar climate
Places with a climate like Boa Vista
Destinations whose weather through the year is closest to Boa Vista's – good alternatives.
Frequently asked questions about Boa Vista
When is the best time to visit Boa Vista?
The best time to visit Boa Vista is from December to February. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
What is the warmest month in Boa Vista?
March is the warmest month, with average highs of 34 °C and nights around 25 °C. June is the coolest month at 30 °C.
When does it rain most in Boa Vista?
The rainy season is from April to July; the wettest month is May with 364 mm. The driest month is February with 35 mm.
How many hours of sunshine does Boa Vista get?
Boa Vista gets around 2,120 hours of sunshine a year. The sunniest month is September with 7.1 hours a day; in May there are 4.1 hours a day.
What time zone is Boa Vista in?
Boa Vista is on UTC−4 all year.
How long is the flight from London to Boa Vista?
A nonstop flight from London to Boa Vista takes about 9 h 50 min, for a straight-line distance of about 7,750 km.
Which school holidays are best for Boa Vista?
Boa Vista has its best school-holiday weather during the Christmas holidays (score 44) and its weakest during the Easter holidays (score 26). Holiday ratings (0–100): Easter holidays 26, May half-term 33, summer holidays 35, October half-term 35, Christmas holidays 44.