Cachoeirinha in Spring

In spring (September, October and November), Cachoeirinha sees average daytime highs around 24°C and overnight lows near 15°C, with 438 mm of rain over about 35 wet days across the season. It is the 3rd-warmest season and the wettest season of the year.

Over the season highs climb from about 22°C in early September to 27°C by late November. The sky is clear or mostly clear about 29% of the time across spring, and the air most often feels humid.

Spring is Cachoeirinha's 2nd-best season to visit on our travel score. For the whole year in context, see Cachoeirinha's year-round climate.

Avg daytime high: 24°C; 3rd-warmest season
Avg overnight low: 15°C
Rainfall: 438 mm; 35 wet days
Avg wind: 12 km/h
Travel score: 6.4; 2nd-best season
Months: Sep · Oct · Nov

← Winter Cachoeirinha year-round climate Summer →

Spring Summer Fall Winter

Temperature in Cachoeirinha in Spring

Average highAverage lowShaded bands: 10–90% of days

Over the season highs climb from about 22°C in early September to 27°C by late November.

A typical spring day in Cachoeirinha reaches about 24°C and drops to 15°C overnight. The warmest of the three months is November, the coolest September.

Cachoeirinha 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° / 21°	140	14.2	13.7	4.7
Feb	29° / 20°	127	13.9	13.1	4.7
Mar	28° / 19°	121	12.6	12.2	5.7
Apr	25° / 16°	102	9.7	11.3	6.8
May	22° / 13°	106	9.2	10.5	6.7
Jun	20° / 11°	112	9.4	10.1	6.2
Jul	19° / 10°	136	10.3	10.3	6.1
Aug	21° / 11°	122	10.4	10.9	6.5
Sep	22° / 13°	147	11.2	11.8	6.3
Oct	24° / 15°	169	12.7	12.7	6.4
Nov	27° / 17°	122	10.9	13.5	6.4
Dec	29° / 19°	129	12.4	13.9	5.4

Cloud cover in Spring

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time across spring.

Chance of precipitation in Spring

Any precipitation

Cachoeirinha gets around 438 mm of rain over 35 wet days across spring. The line is the day-by-day chance of measurable precipitation.

Humidity in Spring

DryComfortableHumidMuggyOppressiveMiserable

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

Wind in Spring

Winds average 12 km/h across spring.

Sunrise & sunset in Spring

DaylightNight

Daylight runs from about 11 h 24 min in early September to 13 h 48 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 5.1 kWh/m².

Planning a trip in spring

Is spring a good time to visit Cachoeirinha?

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.

6.4

Sightseeing

2nd-best month of the year

5.4

Beach & pool

3rd-best month of the year

spring is a reasonable time to visit Cachoeirinha for sightseeing.

What to pack for Cachoeirinha in Spring

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

In spring, Cachoeirinha sees daytime highs around 24°C and nights near 15°C. Pack sun protection. Worth having: light clothes and rain gear. About 35 days see rain.

sun protectionlight clothesrain gear

Sea temperature near Cachoeirinha in Spring

The nearest coast averages about 20°C across spring — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 47 km away) is warmest in February at about 26°C and coldest in July near 15°C.

It's comfortable for a long swim from Oct 23 to May 10 — about 6.6 months when the water holds above 20°C.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Sea temperature (°C)	26	26	25	23	19	17	15	16	17	20	22	24
Comfort	Warm	Warm	Warm	Refreshing	Cool	Cool	Cool	Cool	Cool	Cool	Refreshing	Warm

	Sea temperature (°C)	Comfort
Jan	26	Warm
Feb	26	Warm
Mar	25	Warm
Apr	23	Refreshing
May	19	Cool
Jun	17	Cool
Jul	15	Cool
Aug	16	Cool
Sep	17	Cool
Oct	20	Cool
Nov	22	Refreshing
Dec	24	Warm

UV index in Cachoeirinha 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 Cachoeirinha peaks around January 15 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 3 (moderate).

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

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	13	12	10	7	4	3	4	5	8	8	11	12
Level	Extreme	Extreme	Very high	Very high	Moderate	Moderate	Moderate	Moderate	Very high	Very high	Extreme	Extreme

	UV index (midday)	Level
Jan	13	Extreme
Feb	12	Extreme
Mar	10	Very high
Apr	7	Very high
May	4	Moderate
Jun	3	Moderate
Jul	4	Moderate
Aug	5	Moderate
Sep	8	Very high
Oct	8	Very high
Nov	11	Extreme
Dec	12	Extreme

Air quality in Cachoeirinha 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 Cachoeirinha is worst in August — around 27 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (December, 13 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	13	15	18	21	23	25	27	23	16	15	13
Level	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate

	PM2.5 (µg/m³)	Level
Jan	13	Moderate
Feb	13	Moderate
Mar	15	Moderate
Apr	18	Moderate
May	21	Moderate
Jun	23	Moderate
Jul	25	Moderate
Aug	27	Moderate
Sep	23	Moderate
Oct	16	Moderate
Nov	15	Moderate
Dec	13	Moderate

Location & terrain

Where is Cachoeirinha?

Cachoeirinha sits at 30.0°S, 51.1°W, 15 m above sea level, in Brazil. The nearest listed city is Alvorada, 6.0 km away.

Topography around Cachoeirinha

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

Within 3 km, the terrain around Cachoeirinha has only modest variations in elevation — a maximum elevation change of 64 m around an average of 14 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 348 m; within 80 km, large variations in elevation — a maximum elevation change of 988 m.

The land around Cachoeirinha is covered by artificial surfaces (42%) and trees (28%) within 3 km, trees (36%) and artificial surfaces (35%) within 16 km, and trees (47%) and grassland (20%) within 80 km.

3 km

64 m

artificial surfaces 42%

16 km

348 m

trees 36%

80 km

988 m

trees 47%

treesgrasslandcroplandartificial surfaceswaterwetland

← Winter Cachoeirinha year-round climate Summer →

Spring weather nearby: Alvorada 6.0 km · Canoas 9.0 km · Gravataí 10 km · Esteio 13 km · Sapucaia do Sul 16 km · Porto Alegre 16 km · Viamão 16 km · Nova Santa Rita 21 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 Cachoeirinha (-29.9511°, -51.0939°, elevation 15 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.