Monte Sião weather in October

In October, Monte Sião sees average daytime highs of 27°C and overnight lows near 17°C, with 104 mm of rain across 13.4 wet days and about 12.5 hours of daylight. It is the 5th-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 29% 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 Monte Sião's 7th-clearest and 2nd-windiest month. For the whole year in context, see Monte Sião's year-round climate.

Daytime high
27°
5th warmest
Overnight low
17°
7th coldest
Rainfall
104 mm
13.4 wet days
Daylight
12 h 30 min
6:35 AM – 7:07 PM
Cloud cover
61%
7th clearest
Wind
9 km/h
2nd windiest
Solar energy
5.73 kWh/m²
Travel score
6.0
out of 10

Monte Sião 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 Monte Sião reaches about 27°C in the afternoon and slips back to 17°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 31°C. Set against its neighbours, October runs on par with September and on par with November.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12716
22716
32716
42716
52717
62717
72717
82717
92717
102717
112717
122717
132717
142717
152717
162717
172717
182717
192717
202717
212717
222717
232717
242717
252717
262717
272717
282718
292718
302718
312718

Monte Sião weather by month

How October compares with the rest of the year at a glance. October is the 5th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 19°23522.513.24.5
Feb28° / 19°16918.812.84.8
Mar27° / 18°12918.112.25.3
Apr26° / 16°619.111.57.0
May23° / 14°536.110.97.7
Jun23° / 13°354.110.78.1
Jul23° / 12°313.410.88.4
Aug25° / 13°263.811.28.4
Sep27° / 15°758.511.97.1
Oct27° / 17°10413.412.56.0
Nov27° / 18°14416.813.15.4
Dec27° / 19°19920.713.34.8

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 17% of October, with mostly cloudy or overcast conditions the remaining 54%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25050
35050
45050
55050
64951
74951
85050
94951
104951
114852
124753
134654
144753
154654
164654
174555
184456
194555
204456
214456
224456
234357
244357
254357
264357
274357
284258
294258
304258
314258

Chance of precipitation in October

Any precipitation

Monte Sião gets around 104 mm of rain over 13.4 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 44% and peaks near 51% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
139
239
339
439
539
639
739
839
939
1039
1140
1240
1341
1442
1542
1643
1744
1845
1945
2046
2147
2247
2348
2448
2548
2649
2749
2849
2950
3050
3151

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 43% of days. Sticky, muggy-or-worse air turns up on roughly 6% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13136321
23036331
32935341
42835351
52735361
62735372
72635372
82535382
92435392
102335393
112334403
122234413
132133424
142033434
151932444
161932445
171732455
181631466
191531477
201531477
211431488
221331488
231331489
241331489
251231479
2612314710
2712314710
2812314711
2912314711
3011314611
3111314611

Wind in October

Winds average 9 km/h in October.

Across October, daily wind ranges from about 9 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

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 6:49 AM to 6:25 AM, and sunset from 7:01 PM to 7:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:497:01
212.26:487:02
312.26:477:02
412.36:467:02
512.36:457:03
612.36:447:03
712.36:437:04
812.46:427:04
912.46:427:04
1012.46:417:05
1112.46:407:05
1212.46:397:05
1312.56:387:06
1412.56:377:06
1512.56:367:07
1612.56:357:07
1712.56:357:08
1812.66:347:08
1912.66:337:09
2012.66:327:09
2112.66:327:09
2212.76:317:10
2312.76:307:10
2412.76:297:11
2512.76:297:11
2612.76:287:12
2712.86:277:12
2812.86:277:13
2912.86:267:14
3012.86:267:14
3112.86:257:15

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.73 kWh/m².

For context, solar energy here swings from a low near 3.74 kWh/m² to a high of 5.78 kWh/m² in November across the year — October's 5.73 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.6Bright
55.6Bright
65.6Bright
75.6Bright
85.7Bright
95.7Bright
105.7Bright
115.7Bright
125.7Bright
135.7Bright
145.7Bright
155.8Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
315.8Bright
Planning a trip in October

Hazard calendar for Monte Sião

In seasonPeak

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

Monte Sião's rainy season runs November–March, when most of the year's rain falls.

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

Is October a good time to visit Monte Sião?

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

6.0
Sightseeing
7th-best month of the year
6.1
Beach & pool
7th-best month of the year

October is a reasonable time to visit Monte Sião for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Monte Sião in October

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

In October, Monte Sião sees daytime highs around 27°C and nights near 17°C. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

UV index in Monte Sião 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 Monte Sião peaks around January 24 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 highExtremeJan 24UV 15Jul 10UV 6
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Very high
May7Very high
Jun6High
Jul6High
Aug8Very high
Sep9Very high
Oct12Extreme
Nov14Extreme
Dec14Extreme

Air quality in Monte Sião 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 Monte Sião is worst in September — around 27 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (December, 15 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateSep 1227 µg/m³Dec 1515 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb16Moderate
Mar18Moderate
Apr21Moderate
May24Moderate
Jun25Moderate
Jul26Moderate
Aug25Moderate
Sep27Moderate
Oct20Moderate
Nov15Moderate
Dec15Moderate
Location & terrain

Where is Monte Sião?

Monte Sião sits at 22.4°S, 46.6°W, 857 m above sea level, in Brazil. The nearest listed city is Águas de Lindóia, 8.0 km away.

Topography around Monte Sião

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

Within 3 km, the terrain around Monte Sião has significant variations in elevation — a maximum elevation change of 454 m around an average of 904 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 685 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,494 m.

The land around Monte Sião is covered by grassland (53%) and trees (30%) within 3 km, grassland (52%) and trees (36%) within 16 km, and grassland (40%) and trees (36%) within 80 km.

3 km
454 m
16 km
685 m
80 km
1,494 m
treesgrasslandcroplandartificial surfaces
October weather nearby: Águas de Lindóia 8.0 km · Jacutinga 17 km · Socorro 18 km · Serra Negra 24 km · Itapira 26 km · Ouro Fino 27 km · Espírito Santo do Pinhal 32 km · Amparo 36 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 Monte Sião (-22.4325°, -46.5725°, elevation 857 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).