São João Nepomuceno weather in October

In October, São João Nepomuceno sees average daytime highs of 27°C and overnight lows near 18°C, with 124 mm of rain across 14 wet days and about 12.5 hours of daylight. It is the 7th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 17% of the time in October, and the air most often feels muggy.

Daylight stretches from about 12 h 12 min at the start of October to 12 h 48 min by month's end. Set against the rest of the year, October is São João Nepomuceno's 9th-clearest and 2nd-windiest month. For the whole year in context, see São João Nepomuceno's year-round climate.

Daytime high
27°
7th warmest
Overnight low
18°
6th coldest
Rainfall
124 mm
14 wet days
Daylight
12 h 30 min
6:22 AM – 6:52 PM
Cloud cover
71%
9th clearest
Wind
8 km/h
2nd windiest
Solar energy
5.01 kWh/m²
Travel score
5.7
out of 10

São João Nepomuceno is human settlement in Brazil.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical October day in São João Nepomuceno reaches about 27°C in the afternoon and slips back to 18°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 32°C. Set against its neighbours, October runs about 1°C warmer than September and on par with November.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12717
22717
32717
42717
52718
62718
72718
82718
92718
102718
112718
122718
132818
142818
152818
162818
172818
182818
192818
202818
212819
222819
232819
242819
252819
262819
272819
282819
292819
302719
312719

How October really feels in São João Nepomuceno

Once humidity and wind are folded in, October averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

October 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 October compares with the rest of the year at a glance. October is the 7th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 21°2621913.24.0
Feb30° / 21°15814.612.74.1
Mar29° / 20°17918.412.24.3
Apr28° / 19°7911.911.55.9
May25° / 16°478.1117.1
Jun25° / 14°173.910.78.0
Jul24° / 14°18410.88.1
Aug25° / 15°234.811.37.8
Sep27° / 16°689.211.96.7
Oct27° / 18°1241412.55.7
Nov28° / 19°24719.1134.7
Dec29° / 20°27921.613.34.0

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 13% of October, with mostly cloudy or overcast conditions the remaining 70%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13466
23466
33466
43367
53367
63367
73466
83466
93466
103466
113466
123466
133466
143466
153466
163367
173367
183268
193169
203169
213070
222872
232773
242773
252575
262476
272476
282278
292179
302080
312080

Chance of precipitation in October

Any precipitation

São João Nepomuceno gets around 124 mm of rain over 14 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 45% and peaks near 55% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
141
242
342
442
542
641
741
841
941
1041
1141
1241
1341
1442
1542
1642
1743
1844
1944
2045
2146
2247
2349
2450
2550
2651
2752
2853
2953
3054
3155

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the muggy band about 40% of days. Sticky, muggy-or-worse air turns up on roughly 41% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
172344260
272244270
372244280
462144280
562144290
662044300
752044311
851943321
951943331
1041943331
1141942341
1241942351
1341841361
1431841371
1531840381
1631740391
1721740401
1821639421
1921539431
2021438441
2121438461
2211337471
2311337481
2411236491
2511236492
2611235502
2711135512
2811134522
2911134522
3011033533
3111032543

Wind in October

Winds average 8 km/h in October.

Across October, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 12 min at the start of October to 12 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 36 minutes over October. Sunrise moves from 6:35 AM to 6:12 AM, and sunset from 6:47 PM to 6:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:356:47
212.26:346:47
312.26:336:48
412.36:326:48
512.36:316:48
612.36:306:49
712.36:306:49
812.36:296:49
912.46:286:50
1012.46:276:50
1112.46:266:50
1212.46:256:51
1312.46:246:51
1412.56:246:51
1512.56:236:52
1612.56:226:52
1712.56:216:53
1812.56:206:53
1912.66:206:53
2012.66:196:54
2112.66:186:54
2212.66:176:55
2312.66:176:55
2412.76:166:56
2512.76:156:56
2612.76:156:57
2712.76:146:57
2812.76:146:58
2912.86:136:58
3012.86:126:59
3112.86:126:59

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.01 kWh/m².

For context, solar energy here swings from a low near 3.41 kWh/m² to a high of 5.94 kWh/m² in February across the year — October's 5.01 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.8Bright
54.8Bright
64.8Bright
74.8Bright
84.9Bright
94.9Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.1Bright
155.1Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.1Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in October

Hazard calendar for São João Nepomuceno

In seasonPeak

None of São João Nepomuceno's seasonal hazards are active in October. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

São João Nepomuceno's monsoon runs November–March, when most of the year's rain falls.

Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is October a good time to visit São João Nepomuceno?

Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.7
Sightseeing
7th-best month of the year
5.9
Beach & pool
7th-best month of the year

October is a reasonable time to visit São João Nepomuceno for sightseeing.

What to pack for São João Nepomuceno in October

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

In October, 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 14 days see rain.

light clothesrain gearsun protection

UV index in São João Nepomuceno in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 12 (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.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeFeb 10UV 15Jun 23UV 6
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Very high
May7High
Jun6High
Jul6High
Aug8Very high
Sep8Very high
Oct12Extreme
Nov14Extreme
Dec14Extreme

Air quality in São João Nepomuceno in October

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where October 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).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1518 µg/m³Jan 1210 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb11Good
Mar11Good
Apr12Moderate
May14Moderate
Jun14Moderate
Jul14Moderate
Aug14Moderate
Sep19Moderate
Oct13Moderate
Nov11Good
Dec10Good
Location & terrain

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.

3 km
460 m
16 km
719 m
80 km
1,590 m
treesgrasslandcroplandartificial surfaces
October weather nearby: Rio Pomba 34 km · Cataguases 37 km · Leopoldina 38 km · Tocantins 41 km · Juiz de Fora 43 km · Ubá 47 km · Além Paraíba 50 km · Sapucaia 52 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
Roman Catholic 57%Evangelical 27%none 9%other 4%

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. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).