São João Nepomuceno in Spring
In spring (September, October and November), São João Nepomuceno sees average daytime highs around 27°C and overnight lows near 18°C, with 439 mm of rain over about 42 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.
Across spring, daytime highs hold fairly steady around 27°C. The sky is clear or mostly clear about 18% of the time across spring, and the air most often feels muggy.
Spring is São João Nepomuceno's 3rd-best season to visit on our travel score. For the whole year in context, see São João Nepomuceno's year-round climate.
- Avg daytime high
- 27°C
- 3rd-warmest season
- Avg overnight low
- 18°C
- Rainfall
- 439 mm
- 42 wet days
- Avg wind
- 8 km/h
- Travel score
- 5.7
- 3rd-best season
- Months
- Sep · Oct · Nov
Temperature in São João Nepomuceno in Spring
Across spring, daytime highs hold fairly steady around 27°C.
A typical spring day in São João Nepomuceno reaches about 27°C and drops to 18°C overnight. The warmest of the three months is November, the coolest September.
How spring really feels in São João Nepomuceno
Once humidity and wind are folded in, spring brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
spring sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
São João Nepomuceno 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° | 262 | 19 | 13.2 | 4.0 |
| Feb | 30° / 21° | 158 | 14.6 | 12.7 | 4.1 |
| Mar | 29° / 20° | 179 | 18.4 | 12.2 | 4.3 |
| Apr | 28° / 19° | 79 | 11.9 | 11.5 | 5.9 |
| May | 25° / 16° | 47 | 8.1 | 11 | 7.1 |
| Jun | 25° / 14° | 17 | 3.9 | 10.7 | 8.0 |
| Jul | 24° / 14° | 18 | 4 | 10.8 | 8.1 |
| Aug | 25° / 15° | 23 | 4.8 | 11.3 | 7.8 |
| Sep | 27° / 16° | 68 | 9.2 | 11.9 | 6.7 |
| Oct | 27° / 18° | 124 | 14 | 12.5 | 5.7 |
| Nov | 28° / 19° | 247 | 19.1 | 13 | 4.7 |
| Dec | 29° / 20° | 279 | 21.6 | 13.3 | 4.0 |
Cloud cover in Spring
The sky is clear or mostly clear about 18% of the time across spring.
Chance of precipitation in Spring
São João Nepomuceno gets around 439 mm of rain over 42 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
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 8 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 36 min in early September to 13 h 12 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 4.9 kWh/m².
Hazard calendar for São João Nepomuceno
In spring, São João Nepomuceno overlaps its monsoon season. The full year is below, with each hazard's peak months called out.
São João Nepomuceno's monsoon runs November–March, when most of the year's rain falls.
Is spring a good time to visit São João Nepomuceno?
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.
spring is a reasonable time to visit São João Nepomuceno for sightseeing.
What to pack for São João Nepomuceno in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, São João Nepomuceno sees daytime highs around 27°C and nights near 18°C. Pack light clothes and rain gear. Worth having: sun protection. About 42 days see rain.
UV index in São João Nepomuceno in Spring
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 João Nepomuceno peaks around February 10 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 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 | 15 | 13 | 10 | 7 | 6 | 6 | 8 | 8 | 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 | 15 | Extreme |
| Mar | 13 | Extreme |
| Apr | 10 | Very high |
| May | 7 | High |
| Jun | 6 | High |
| Jul | 6 | High |
| Aug | 8 | Very high |
| Sep | 8 | Very high |
| Oct | 12 | Extreme |
| Nov | 14 | Extreme |
| Dec | 14 | Extreme |
Air quality in São João Nepomuceno in Spring
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 João Nepomuceno is worst in September — around 19 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (January, 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) | 10 | 11 | 11 | 12 | 14 | 14 | 14 | 14 | 19 | 13 | 11 | 10 |
| Level | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 10 | Good |
| Feb | 11 | Good |
| Mar | 11 | Good |
| Apr | 12 | Moderate |
| May | 14 | Moderate |
| Jun | 14 | Moderate |
| Jul | 14 | Moderate |
| Aug | 14 | Moderate |
| Sep | 19 | Moderate |
| Oct | 13 | Moderate |
| Nov | 11 | Good |
| Dec | 10 | Good |
Where is São João Nepomuceno?
São João Nepomuceno sits at 21.5°S, 43.0°W, 378 m above sea level, in Brazil. The nearest listed city is Rio Pomba, 34 km away.
Topography around São João Nepomuceno
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of São João Nepomuceno.
Within 3 km, the terrain around São João Nepomuceno has significant variations in elevation — a maximum elevation change of 460 m around an average of 426 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 719 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,590 m.
The land around São João Nepomuceno is covered by grassland (63%) and trees (26%) within 3 km, grassland (67%) and trees (31%) within 16 km, and grassland (63%) and trees (36%) within 80 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 João Nepomuceno (-21.54°, -43.0106°, elevation 378 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.