Santa Inês in Spring

In spring (September, October and November), Santa Inês sees average daytime highs around 35°C and overnight lows near 24°C, with 81 mm of rain over about 14 wet days across the season. It is the warmest season of the year and the driest season of the year.

Across spring, daytime highs hold fairly steady around 35°C. The sky is clear or mostly clear about 42% of the time across spring, and the air most often feels oppressive.

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

Avg daytime high: 35°C; warmest season of the year
Avg overnight low: 24°C
Rainfall: 81 mm; 14 wet days
Avg wind: 10 km/h
Travel score: 3.0; 2nd-best season
Months: Sep · Oct · Nov

← Winter Santa Inês year-round climate Summer →

Spring Summer Fall Winter

Temperature in Santa Inês in Spring

Average highAverage lowShaded bands: 10–90% of days

Across spring, daytime highs hold fairly steady around 35°C.

A typical spring day in Santa Inês reaches about 35°C and drops to 24°C overnight. The warmest of the three months is October, the coolest September.

How spring really feels in Santa Inês

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

80 feel dangerously hot (≥ 39°C)

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.

Santa Inês 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	32° / 24°	253	25.4	12.2	2.6
Feb	31° / 24°	276	25.7	12.1	2.5
Mar	31° / 24°	341	29.5	12	2.4
Apr	31° / 24°	310	27.9	11.9	2.5
May	31° / 24°	163	21.5	11.8	3.2
Jun	31° / 23°	55	11.7	11.8	4.2
Jul	32° / 23°	32	6.4	11.8	4.4
Aug	34° / 23°	12	2.8	11.9	3.8
Sep	35° / 24°	12	2.2	12	3.2
Oct	35° / 25°	19	4.1	12.1	2.9
Nov	34° / 25°	49	8	12.2	2.9
Dec	33° / 24°	120	15.4	12.2	2.8

Cloud cover in Spring

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% of the time across spring.

Chance of precipitation in Spring

Any precipitation

Santa Inês gets around 81 mm of rain over 14 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 10 km/h across spring.

Sunrise & sunset in Spring

DaylightNight

Daylight runs from about 11 h 54 min in early September to 12 h 12 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 6.0 kWh/m².

Planning a trip in spring

Hazard calendar for Santa Inês

In seasonPeak

None of Santa Inês's seasonal hazards peak in spring. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.

Santa Inês's monsoon runs January–May, when most of the year's rain falls.

Monsoon

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Is spring a good time to visit Santa Inês?

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.

3.0

Sightseeing

2nd-best month of the year

6.3

Beach & pool

2nd-best month of the year

spring is a weaker month for outdoor sightseeing in Santa Inês. The water and warmth also suit a beach or pool day.

What to pack for Santa Inês in Spring

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

In spring, Santa Inês sees daytime highs around 35°C and nights near 24°C. Pack light clothes and sun protection. Worth having: rain gear. About 14 days see rain.

light clothessun protectionrain gear

UV index in Santa Inês in Spring

LowModerateHighVery highExtreme

Clear-sky midday UV across spring averages around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Santa Inês peaks around March 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 17 at about 10 (extreme).

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	14	16	14	11	10	10	10	12	12	11	11
Level	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Very high	Extreme	Extreme	Extreme	Extreme	Extreme

	UV index (midday)	Level
Jan	13	Extreme
Feb	14	Extreme
Mar	16	Extreme
Apr	14	Extreme
May	11	Extreme
Jun	10	Extreme
Jul	10	Very high
Aug	10	Extreme
Sep	12	Extreme
Oct	12	Extreme
Nov	11	Extreme
Dec	11	Extreme

Air quality in Santa Inês 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 Santa Inês is worst in November — around 25 µg/m³ PM2.5 (moderate), about 3.5× the cleanest month (July, 7 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)	15	15	15	13	10	8	7	8	10	16	25	19
Level	Moderate	Moderate	Moderate	Moderate	Good	Good	Good	Good	Good	Moderate	Moderate	Moderate

	PM2.5 (µg/m³)	Level
Jan	15	Moderate
Feb	15	Moderate
Mar	15	Moderate
Apr	13	Moderate
May	10	Good
Jun	8	Good
Jul	7	Good
Aug	8	Good
Sep	10	Good
Oct	16	Moderate
Nov	25	Moderate
Dec	19	Moderate

Location & terrain

Where is Santa Inês?

Santa Inês sits at 3.7°S, 45.4°W, 31 m above sea level, in Brazil. The nearest listed city is Pindaré-Mirim, 8.0 km away.

Topography around Santa Inês

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

Within 3 km, the terrain around Santa Inês has only modest variations in elevation — a maximum elevation change of 32 m around an average of 22 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 52 m; within 80 km, significant variations in elevation — a maximum elevation change of 286 m.

The land around Santa Inês is covered by grassland (43%), artificial surfaces (32%) and trees (23%) within 3 km, grassland (56%) and trees (32%) within 16 km, and grassland (60%) and trees (34%) within 80 km.

3 km

32 m

grassland 43%

16 km

52 m

grassland 56%

80 km

286 m

grassland 60%

treesgrasslandcroplandartificial surfacesbare terrainwaterwetland

← Winter Santa Inês year-round climate Summer →

Spring weather nearby: Pindaré-Mirim 8.0 km · Monção 24 km · Bom Jardim 29 km · Pio XII 31 km · Santa Luzia 45 km · Penalva 47 km · Alto Alegre do Pindaré 52 km · Zé Doca 53 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 Santa Inês (-3.6667°, -45.38°, elevation 31 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.