Paraíba do Sul weather in October

In October, Paraíba do Sul sees average daytime highs of 26°C and overnight lows near 17°C, with 120 mm of rain across 15 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 26°C through the month. The sky is clear or mostly clear about 16% of the time in October, and the air most often feels humid.

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 Paraíba do Sul's 9th-clearest and 2nd-windiest month. For the whole year in context, see Paraíba do Sul's year-round climate.

Daytime high
26°
7th warmest
Overnight low
17°
6th coldest
Rainfall
120 mm
15 wet days
Daylight
12 h 30 min
6:23 AM – 6:54 PM
Cloud cover
72%
9th clearest
Wind
8 km/h
2nd windiest
Solar energy
5 kWh/m²
Travel score
5.7
out of 10

Paraíba do Sul 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 26°C through the month.

A typical October day in Paraíba do Sul reaches about 26°C in the afternoon and slips back to 17°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 30°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)
12517
22517
32517
42517
52517
62517
72517
82617
92617
102617
112617
122617
132617
142617
152617
162618
172618
182618
192618
202618
212618
222618
232618
242618
252618
262618
272618
282618
292618
302618
312618

Paraíba do Sul 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
Jan28° / 20°27221.613.24.2
Feb29° / 20°18316.712.84.4
Mar28° / 19°19120.412.24.7
Apr26° / 18°7712.711.56.1
May24° / 15°529.3117.0
Jun23° / 14°275.510.77.7
Jul23° / 14°265.210.87.8
Aug24° / 14°30611.27.8
Sep25° / 16°729.811.96.8
Oct26° / 17°1201512.55.7
Nov26° / 18°21620.113.14.8
Dec27° / 20°2722313.34.4

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% 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 71%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13169
23070
33169
43169
53169
63169
73268
83268
93268
103268
113268
123268
133169
143169
153070
163070
173070
182971
192971
202971
212872
222773
232773
242674
252575
262476
272476
282377
292377
302179
312080

Chance of precipitation in October

Any precipitation

Paraíba do Sul gets around 120 mm of rain over 15 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 49% and peaks near 59% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
145
245
345
444
544
644
743
843
943
1043
1143
1244
1344
1445
1546
1646
1747
1848
1949
2050
2151
2252
2353
2454
2555
2656
2756
2857
2957
3058
3159

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the humid band about 42% of days. Sticky, muggy-or-worse air turns up on roughly 28% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
19344017
29334018
39324019
49314119
59304120
68304220
78294221
88284221
98274322
108274323
117264324
127264325
137254325
146244326
156244327
166234328
175224329
185214330
194214432
204204333
213204334
223194334
233194335
243194236
253194236
263194237
273184237
283184137
293184138
303174139
313174039

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
187calm
197calm
207calm
217calm
227calm
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 6:36 AM to 6:12 AM, and sunset from 6:48 PM to 7:01 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:366:48
212.26:356:49
312.26:346:49
412.36:336:49
512.36:326:50
612.36:316:50
712.36:306:50
812.46:296:51
912.46:296:51
1012.46:286:51
1112.46:276:52
1212.46:266:52
1312.56:256:53
1412.56:246:53
1512.56:236:53
1612.56:236:54
1712.56:226:54
1812.66:216:55
1912.66:206:55
2012.66:196:56
2112.66:196:56
2212.66:186:57
2312.76:176:57
2412.76:176:58
2512.76:166:58
2612.76:156:59
2712.76:156:59
2812.86:147:00
2912.86:137:00
3012.86:137:01
3112.86:127:01

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5 kWh/m².

For context, solar energy here swings from a low near 3.38 kWh/m² to a high of 5.88 kWh/m² in February across the year — October's 5 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.6Bright
24.7Bright
34.7Bright
44.7Bright
54.8Bright
64.8Bright
74.8Bright
84.9Bright
94.9Bright
104.9Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.1Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
304.9Bright
314.9Bright
Planning a trip in October

Hazard calendar for Paraíba do Sul

In seasonPeak

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

Paraíba do Sul'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 Paraíba do Sul?

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
5.4
Beach & pool
8th-best month of the year

October is a reasonable time to visit Paraíba do Sul for sightseeing.

What to pack for Paraíba do Sul in October

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

In October, Paraíba do Sul sees daytime highs around 26°C and nights near 17°C. Pack rain gear. Worth having: light clothes and sun protection. About 15 days see rain.

rain gearlight clothessun protection

UV index in Paraíba do Sul 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 Paraíba do Sul peaks around February 9 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 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 9UV 15Jul 10UV 6
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Very high
May7High
Jun6High
Jul6High
Aug8Very high
Sep8Very high
Oct12Extreme
Nov14Extreme
Dec14Extreme

Air quality in Paraíba do Sul 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 Paraíba do Sul is worst in July — around 38 µg/m³ PM2.5 (poor), about 2.0× the cleanest month (December, 19 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateModerateJul 1237 µg/m³Dec 2319 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb19Moderate
Mar21Moderate
Apr24Moderate
May31Moderate
Jun36Poor
Jul38Poor
Aug32Moderate
Sep37Poor
Oct24Moderate
Nov20Moderate
Dec19Moderate
Location & terrain

Where is Paraíba do Sul?

Paraíba do Sul sits at 22.2°S, 43.3°W, 323 m above sea level, in Brazil. The nearest listed city is Três Rios, 10 km away.

Topography around Paraíba do Sul

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

Within 3 km, the terrain around Paraíba do Sul has significant variations in elevation — a maximum elevation change of 270 m around an average of 341 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 729 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,252 m.

The land around Paraíba do Sul is covered by grassland (58%) and trees (29%) within 3 km, grassland (59%) and trees (38%) within 16 km, and trees (48%) and grassland (45%) within 80 km.

3 km
270 m
16 km
729 m
80 km
2,252 m
treesgrasslandartificial surfaceswater
October weather nearby: Três Rios 10 km · Paty do Alferes 33 km · Miguel Pereira 37 km · São José do Vale do Rio Preto 38 km · Petrópolis 40 km · Valença 43 km · Sapucaia 43 km · Teresópolis 43 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 Paraíba do Sul (-22.1585°, -43.2932°, elevation 323 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).