São Pedro in Spring

In spring (September, October and November), São Pedro sees average daytime highs around 26°C and overnight lows near 18°C, with 525 mm of rain over about 49 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.

Across spring, daytime highs hold fairly steady around 26°C. The sky is clear or mostly clear about 21% of the time across spring, and the air most often feels muggy.

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

Avg daytime high: 26°C; 3rd-warmest season
Avg overnight low: 18°C
Rainfall: 525 mm; 49 wet days
Avg wind: 5 km/h
Travel score: 5.6; 2nd-best season
Months: Sep · Oct · Nov

← Winter São Pedro year-round climate Summer →

Spring Summer Fall Winter

Temperature in São Pedro in Spring

Average highAverage lowShaded bands: 10–90% of days

Across spring, daytime highs hold fairly steady around 26°C.

A typical spring day in São Pedro reaches about 26°C and drops to 18°C overnight. The warmest of the three months is November, the coolest September.

São Pedro 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	29° / 21°	328	23.3	13.2	3.8
Feb	29° / 21°	242	18.7	12.8	4.0
Mar	28° / 20°	259	22.2	12.2	4.3
Apr	27° / 19°	119	15.3	11.5	5.7
May	24° / 16°	80	11.4	10.9	6.8
Jun	24° / 15°	49	7.4	10.7	7.6
Jul	24° / 14°	48	7.2	10.8	7.6
Aug	24° / 15°	49	7.5	11.2	7.5
Sep	25° / 16°	102	12	11.9	6.6
Oct	26° / 18°	150	16	12.5	5.6
Nov	26° / 19°	272	20.7	13.1	4.7
Dec	28° / 20°	323	23.6	13.3	4.2

Cloud cover in Spring

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% of the time across spring.

Chance of precipitation in Spring

Any precipitation

São Pedro gets around 525 mm of rain over 49 wet days across spring. The line is the day-by-day chance of measurable precipitation.

Humidity in Spring

DryComfortableHumidMuggyOppressiveMiserable

Most of spring feels muggy — 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 30 min in early September to 13 h 18 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 4.9 kWh/m².

Planning a trip in spring

Hazard calendar for São Pedro

In seasonPeak

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

São Pedro's rainy season runs October–March, 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 São Pedro?

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.

5.6

Sightseeing

2nd-best month of the year

5.3

Beach & pool

3rd-best month of the year

spring is a reasonable time to visit São Pedro for sightseeing.

What to pack for São Pedro in Spring

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

In spring, São Pedro sees daytime highs around 26°C and nights near 18°C. Pack rain gear. Worth having: light clothes and sun protection. About 49 days see rain.

rain gearlight clothessun protection

UV index in São Pedro 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 São Pedro peaks around January 21 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 at about 6 (high).

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)	15	14	13	10	7	6	6	8	7	12	14	14
Level	Extreme	Extreme	Extreme	Very high	High	High	High	Very high	Very high	Extreme	Extreme	Extreme

	UV index (midday)	Level
Jan	15	Extreme
Feb	14	Extreme
Mar	13	Extreme
Apr	10	Very high
May	7	High
Jun	6	High
Jul	6	High
Aug	8	Very high
Sep	7	Very high
Oct	12	Extreme
Nov	14	Extreme
Dec	14	Extreme

Air quality in São Pedro 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 São Pedro is worst in September — around 19 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (March, 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)	11	11	10	12	15	16	15	15	19	13	11	10
Level	Good	Good	Good	Good	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Good	Good

	PM2.5 (µg/m³)	Level
Jan	11	Good
Feb	11	Good
Mar	10	Good
Apr	12	Good
May	15	Moderate
Jun	16	Moderate
Jul	15	Moderate
Aug	15	Moderate
Sep	19	Moderate
Oct	13	Moderate
Nov	11	Good
Dec	10	Good

Location & terrain

Where is São Pedro?

São Pedro sits at 22.4°S, 43.0°W, 892 m above sea level, in Brazil. The nearest listed city is Teresópolis, 1.0 km away.

Topography around São Pedro

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

Within 3 km, the terrain around São Pedro has significant variations in elevation — a maximum elevation change of 526 m around an average of 975 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,234 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,252 m.

The land around São Pedro is covered by trees (65%) and artificial surfaces (30%) within 3 km, trees (82%) within 16 km, and trees (49%) and grassland (34%) within 80 km.

3 km

526 m

trees 65%

16 km

2,234 m

trees 82%

80 km

2,252 m

trees 49%

treesgrasslandartificial surfaceswaterwetland

← Winter São Pedro year-round climate Summer →

Spring weather nearby: Teresópolis 1.0 km · Guapimirim 13 km · Petrópolis 24 km · Magé 27 km · São José do Vale do Rio Preto 30 km · Cachoeiras de Macacu 32 km · Itaboraí 37 km · Três Rios 42 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 São Pedro (-22.4231°, -42.9661°, elevation 892 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.