Hottest day
38ºC
Saturday, 10/31
My city
No official warning is active for this municipality right now. That does not guarantee everything is fine: see the rest of the page.
37º28º
Today: high / lowno rain forecast today
Official warnings
No official warning is active for this municipality right now. Warnings for the whole country are in the Storms and alerts section.
Week highlights
Air now in Boa Vista: IQAr 31 (good).
Hottest day
38ºC
Saturday, 10/31
Coldest night
24ºC
Monday, 11/02
Rainiest day
9.9mm
Monday, 11/02
11.7 mm in total this week
Strongest wind gust
39km/h
Friday, 10/30
Highest UV
9.5very high
Monday, 11/02
Each bar runs from the day's low to its high and the colour follows the temperature.
| Day | Rain | High | Low | UV | Gust | IQAr |
|---|---|---|---|---|---|---|
| Wed, 10/28 | 0 mm | 37 ºC | 28 ºC | 9 | 34 km/h | 39 |
| Thu, 10/29 | 0 mm | 38 ºC | 29 ºC | 8.8 | 38 km/h | 34 |
| Fri, 10/30 | 0 mm | 38 ºC | 28 ºC | 9 | 39 km/h | 31 |
| Sat, 10/31 | 0 mm | 38 ºC | 28 ºC | 8.9 | 36 km/h | 34 |
| Sun, 11/01 | 0.9 mm | 37 ºC | 26 ºC | 8.7 | 37 km/h | 40 |
| Mon, 11/02 | 9.9 mm | 32 ºC | 24 ºC | 9.5 | 34 km/h | – |
| Tue, 11/03 | 0.9 mm | 35 ºC | 26 ºC | 7.3 | 30 km/h | – |
Source: Open-Meteo.com (forecast and CAMS model air quality).
Hour-by-hour rain
The next 24 hours, Brasília time. Each column is a full hour and its height is the rain forecast for it.
Recent rain
The last 30 days, up to October 27. Each column is a day and its height is that day's rain; in orange, days with 50 mm or more.
Rain in October, up to 10/27
45.4mm
The normal rain for this month is not available for this city yet.
Rivers nearby
Branco · 33 km away
Level now: 0.55 m · Drought
Source: ANA (telemetry); SGB reference levels where they exist. The level is compared with the station's own at this time of year.
Fire, rain and drought
There are 12 likely hotspots within 50 km in the last 24 h; the nearest is 12 km away.
CEMADEN rain gauges within 30 km: the highest 24 h total was 0 mm (1 station with data).
On the official September 2026 map, Boa Vista is in severe drought (s2).
Sources: INPE and NASA FIRMS (fire), CEMADEN (rain), ANA Drought Monitor.
In an emergency, follow Civil Defense: 199. Fire Department: 193. SAMU: 192.
Dashed: the month's average (1991–2020)Rain (mm)
No rain forecast for the next 72 hours.
Source: Open-Meteo.com. Model forecast, updated every 3 hours: the timing may change.
Most rain in one day
30mm
30 mm on September 11, in the last 90 days
Days in a row without rain
7days
Source: Open-Meteo.com, ERA5 reanalysis (a model, not a rain gauge); the latest day may be corrected later. A day without rain: under 1 mm.