Alta Floresta d'Oeste in Winter

In winter (June, July and August), Alta Floresta d'Oeste sees average daytime highs around 31°C and overnight lows near 19°C, with 56 mm of rain over about 11 wet days across the season. It is the 2nd-warmest season and the driest season of the year.

Over the season highs climb from about 29°C in early June to 32°C by late August. The sky is clear or mostly clear about 65% of the time across winter, and the air most often feels muggy.

Winter is Alta Floresta d'Oeste's best season of the year to visit on our travel score. For the whole year in context, see Alta Floresta d'Oeste's year-round climate.

Avg daytime high
31°C
2nd-warmest season
Avg overnight low
19°C
Rainfall
56 mm
11 wet days
Avg wind
7 km/h
Travel score
5.6
best season of the year
Months
Jun · Jul · Aug

Temperature in Alta Floresta d'Oeste in Winter

Average highAverage lowShaded bands: 10–90% of days

Over the season highs climb from about 29°C in early June to 32°C by late August.

A typical winter day in Alta Floresta d'Oeste reaches about 31°C and drops to 19°C overnight. The warmest of the three months is August, the coolest July.

15°20°25°30°35°JunJulAug

How winter really feels in Alta Floresta d'Oeste

Once humidity and wind are folded in, winter brings about 18 days that feel above 32°C and 0 that feel at or below 0°C.

Days feeling ≥ 32°C
18
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in winter is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Alta Floresta d'Oeste weather by month

How the three winter months (June, July and August) compare with the rest of the year — the season's months are highlighted.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 22°30028.712.63.0
Feb29° / 22°28826.312.43.0
Mar29° / 22°28028.512.13.1
Apr29° / 21°15021.911.73.8
May29° / 20°6913.311.55.1
Jun30° / 20°183.811.36.2
Jul31° / 19°122.611.45.9
Aug32° / 20°274.911.64.8
Sep32° / 21°8112.811.93.7
Oct31° / 22°16321.612.33.2
Nov30° / 22°2332512.63.1
Dec29° / 22°27327.612.73.1

Cloud cover in Winter

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 65% of the time across winter.

0%25%50%75%100%JunJulAug

Chance of precipitation in Winter

Any precipitation

Alta Floresta d'Oeste gets around 56 mm of rain over 11 wet days across winter. The line is the day-by-day chance of measurable precipitation.

0%10%20%30%40%JunJulAug

Humidity in Winter

DryComfortableHumidMuggyOppressiveMiserable

Most of winter feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.

0%25%50%75%100%JunJulAug

Wind in Winter

Winds average 7 km/h across winter.

0246810JunJulAug

Sunrise & sunset in Winter

DaylightNight

Daylight runs from about 11 h 18 min in early June to 11 h 48 min by late August. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMJunJulAug

Solar energy in Winter

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across winter, about 5.0 kWh/m².

0246JunJulAug
Planning a trip in winter

Hazard calendar for Alta Floresta d'Oeste

In seasonPeak

None of Alta Floresta d'Oeste's seasonal hazards peak in winter. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.

Alta Floresta d'Oeste's monsoon runs October–April, when most of the year's rain falls.

Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is winter a good time to visit Alta Floresta d'Oeste?

Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

5.6
Sightseeing
1st-best month of the year
8.0
Beach & pool
1st-best month of the year

winter is a reasonable time to visit Alta Floresta d'Oeste for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Alta Floresta d'Oeste in Winter

From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In winter, Alta Floresta d'Oeste sees daytime highs around 31°C and nights near 19°C. Pack light clothes. Worth having: sun protection. About 11 days see rain.

light clothessun protection

UV index in Alta Floresta d'Oeste in Winter

LowModerateHighVery highExtreme

Clear-sky midday UV across winter averages around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Alta Floresta d'Oeste peaks around January 23 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 15 at about 4 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateExtremeJan 23UV 16Sep 15UV 4
UV index (midday)Level
Jan16Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May10Very high
Jun9Very high
Jul8Very high
Aug9Very high
Sep3Moderate
Oct11Extreme
Nov14Extreme
Dec14Extreme

Air quality in Alta Floresta d'Oeste in Winter

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where winter falls, not just the annual average.

Air quality in Alta Floresta d'Oeste is worst in September — around 53 µg/m³ PM2.5 (poor), about 6.9× the cleanest month (June, 8 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0204060JanFebMarAprMayJunJulAugSepOctNovDecGoodModeratePoorModerateSep 1450 µg/m³Jun 178 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb12Good
Mar12Good
Apr9Good
May8Good
Jun8Good
Jul8Good
Aug34Moderate
Sep53Poor
Oct23Moderate
Nov15Moderate
Dec13Moderate
Location & terrain

Where is Alta Floresta d'Oeste?

Alta Floresta d'Oeste sits at 12.0°S, 62.0°W, 350 m above sea level, in Brazil. The nearest listed city is Rolim de Moura, 25 km away.

Topography around Alta Floresta d'Oeste

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Alta Floresta d'Oeste.

Within 3 km, the terrain around Alta Floresta d'Oeste has only modest variations in elevation — a maximum elevation change of 160 m around an average of 368 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 249 m; within 80 km, significant variations in elevation — a maximum elevation change of 396 m.

The land around Alta Floresta d'Oeste is covered by grassland (71%) and trees (26%) within 3 km, grassland (72%) and trees (26%) within 16 km, and grassland (55%) and trees (43%) within 80 km.

3 km
160 m
16 km
249 m
80 km
396 m
treesgrasslandcroplandartificial surfaceswater
Winter weather nearby: Rolim de Moura 25 km · Cacoal 81 km · São Miguel do Guaporé 88 km · Presidente Médici 88 km · Pimenta Bueno 89 km · Espigão dOeste 114 km · Ji Paraná 120 km · Rolim de Moura do Guaporé 129 km

Brazil travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / N
127 / 220 V · 60 Hz
Prices
≈ 46% of US
price level, 2025
GDP per capita
$10,713
2025
Happiness
6.6 / 10
World Happiness, 2025
Safe drinking water
89%
of population, 2024
Homicide rate
19.3
per 100k, 2023
Road deaths
16
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 482
Religion
Roman Catholic 57%Evangelical 27%none 9%other 4%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Alta Floresta d'Oeste (-11.9681°, -61.9542°, elevation 350 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.