Alto Paraíso in Spring

In spring (September, October and November), Alto Paraíso sees average daytime highs around 32°C and overnight lows near 23°C, with 501 mm of rain over about 63 wet days across the season. It is the 2nd-warmest season and the 3rd-wettest season.

Over the season highs ease from about 34°C in early September to 31°C by late November. The sky is clear or mostly clear about 13% of the time across spring, and the air most often feels oppressive.

Spring is Alto Paraíso's 3rd-best season to visit on our travel score. For the whole year in context, see Alto Paraíso's year-round climate.

Avg daytime high: 32°C; 2nd-warmest season
Avg overnight low: 23°C
Rainfall: 501 mm; 63 wet days
Avg wind: 5 km/h
Travel score: 2.7; 3rd-best season
Months: Sep · Oct · Nov

← Winter Alto Paraíso year-round climate Summer →

Spring Summer Fall Winter

Temperature in Alto Paraíso in Spring

Average highAverage lowShaded bands: 10–90% of days

Over the season highs ease from about 34°C in early September to 31°C by late November.

A typical spring day in Alto Paraíso reaches about 32°C and drops to 23°C overnight. The warmest of the three months is September, the coolest September.

How spring really feels in Alto Paraíso

Once humidity and wind are folded in, spring brings about 91 days that feel above 32°C and 0 that feel at or below 0°C.

Days feeling ≥ 32°C

heat index over the day's high

Days feeling ≤ 0°C

wind chill below the day's low

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

Alto Paraíso weather by month

How the three spring months (September, October and November) compare with the rest of the year — the season's months are highlighted.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Daylight (hours)	Travel score
Jan	30° / 23°	311	28.2	12.5	2.7
Feb	30° / 23°	291	26.4	12.3	2.7
Mar	30° / 23°	292	28.8	12.1	2.7
Apr	30° / 23°	201	25.2	11.8	3.0
May	30° / 22°	105	17.9	11.6	3.9
Jun	31° / 21°	29	6.5	11.4	4.8
Jul	33° / 21°	17	3.2	11.5	4.3
Aug	34° / 22°	42	6.6	11.7	3.3
Sep	34° / 23°	98	15.7	11.9	2.8
Oct	33° / 23°	168	22.5	12.2	2.6
Nov	31° / 23°	235	25	12.4	2.7
Dec	30° / 23°	272	27.6	12.6	2.7

Cloud cover in Spring

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 13% of the time across spring.

Chance of precipitation in Spring

Any precipitation

Alto Paraíso gets around 501 mm of rain over 63 wet days across spring. The line is the day-by-day chance of measurable precipitation.

Humidity in Spring

DryComfortableHumidMuggyOppressiveMiserable

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

Wind in Spring

Winds average 5 km/h across spring.

Sunrise & sunset in Spring

DaylightNight

Daylight runs from about 11 h 48 min in early September to 12 h 30 min by late November. The lit band spans sunrise to sunset each day.

Solar energy in Spring

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across spring, about 5.4 kWh/m².

Planning a trip in spring

Hazard calendar for Alto Paraíso

In seasonPeak

In spring, Alto Paraíso overlaps its rainy season season. The full year is below, with each hazard's peak months called out.

Alto Paraíso's rainy season runs October–April, when most of the year's rain falls.

Rainy season

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Is spring a good time to visit Alto Paraíso?

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

2.7

Sightseeing

3rd-best month of the year

4.6

Beach & pool

2nd-best month of the year

spring is a weaker month for outdoor sightseeing in Alto Paraíso.

What to pack for Alto Paraíso in Spring

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

In spring, Alto Paraíso sees daytime highs around 32°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 63 days see rain.

light clothesrain gearsun protection

UV index in Alto Paraíso in Spring

LowModerateHighVery highExtreme

Clear-sky midday UV across spring 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 Alto Paraíso peaks around March 10 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 12 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	15	15	15	13	10	9	9	5	3	11	13	14
Level	Extreme	Extreme	Extreme	Extreme	Extreme	Very high	Very high	High	Moderate	Extreme	Extreme	Extreme

	UV index (midday)	Level
Jan	15	Extreme
Feb	15	Extreme
Mar	15	Extreme
Apr	13	Extreme
May	10	Extreme
Jun	9	Very high
Jul	9	Very high
Aug	5	High
Sep	3	Moderate
Oct	11	Extreme
Nov	13	Extreme
Dec	14	Extreme

Air quality in Alto Paraíso in Spring

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Alto Paraíso is worst in September — around 101 µg/m³ PM2.5 (unhealthy), about 10.3× the cleanest month (May, 10 µg/m³).

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

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
PM2.5 (µg/m³)	13	12	14	11	10	11	15	68	101	41	21	15
Level	Moderate	Moderate	Moderate	Good	Good	Good	Moderate	Unhealthy	Unhealthy	Poor	Moderate	Moderate

	PM2.5 (µg/m³)	Level
Jan	13	Moderate
Feb	12	Moderate
Mar	14	Moderate
Apr	11	Good
May	10	Good
Jun	11	Good
Jul	15	Moderate
Aug	68	Unhealthy
Sep	101	Unhealthy
Oct	41	Poor
Nov	21	Moderate
Dec	15	Moderate

Location & terrain

Where is Alto Paraíso?

Alto Paraíso sits at 9.7°S, 63.3°W, 137 m above sea level, in Brazil. The nearest listed city is Ariquemes, 36 km away.

Topography around Alto Paraíso

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Alto Paraíso.

Within 3 km, the terrain around Alto Paraíso has only modest variations in elevation — a maximum elevation change of 49 m around an average of 135 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 173 m; within 80 km, significant variations in elevation — a maximum elevation change of 358 m.

The land around Alto Paraíso is covered by grassland (65%) and trees (20%) within 3 km, grassland (60%) and trees (34%) within 16 km, and grassland (52%) and trees (46%) within 80 km.

3 km

49 m

grassland 65%

16 km

173 m

grassland 60%

80 km

358 m

grassland 52%

treesgrasslandcroplandartificial surfaceswater

← Winter Alto Paraíso year-round climate Summer →

Spring weather nearby: Ariquemes 36 km · Buritis 79 km · Candeias do Jamari 110 km · Jaru 122 km · Porto Velho 125 km · Machadinho d'Oeste 149 km · Ouro Preto do Oeste 165 km · Ji Paraná 197 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

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 Alto Paraíso (-9.7228°, -63.3102°, elevation 137 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.