Valparaíso weather in October

In October, Valparaíso sees average daytime highs of 32°C and overnight lows near 21°C, with 110 mm of rain across 12.4 wet days and about 12.5 hours of daylight. It is the 1st-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 33% 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 Valparaíso's 8th-clearest and 4th-windiest month. For the whole year in context, see Valparaíso's year-round climate.

Daytime high
32°
1st warmest
Overnight low
21°
7th coldest
Rainfall
110 mm
12.4 wet days
Daylight
12 h 30 min
6:54 AM – 7:23 PM
Cloud cover
58%
8th clearest
Wind
10 km/h
4th windiest
Solar energy
6.04 kWh/m²
Travel score
4.0
out of 10

Valparaíso is settlement in Valparaíso, São Paulo, 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 32°C through the month.

A typical October day in Valparaíso reaches about 32°C in the afternoon and slips back to 21°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 36°C. Set against its neighbours, October runs on par with September and on par with November.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13120
23120
33120
43120
53120
63120
73220
83220
93220
103221
113221
123221
133221
143221
153221
163221
173221
183221
193221
203221
213221
223221
233221
243221
253221
263121
273121
283121
293121
303121
313121

How October really feels in Valparaíso

Once humidity and wind are folded in, October averages 23 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
23
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in October is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Valparaíso weather by month

How October compares with the rest of the year at a glance. October is the 1st-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 22°26122.513.13.3
Feb31° / 22°19019.512.73.4
Mar31° / 22°15518.712.23.9
Apr30° / 20°65811.55.5
May27° / 17°506.2117.2
Jun27° / 16°313.610.77.8
Jul27° / 16°192.510.87.9
Aug30° / 17°22311.36.4
Sep31° / 19°647.411.94.9
Oct32° / 21°11012.412.54.0
Nov31° / 21°15515.5133.7
Dec31° / 22°19320.813.33.3

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 15% of October, with mostly cloudy or overcast conditions the remaining 52%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15446
25446
35446
45347
55446
65446
75446
85347
95347
105347
115347
125248
135248
145149
155149
165050
174951
184753
194654
204654
214555
224456
234357
244357
254357
264258
274258
284159
294159
304159
314159

Chance of precipitation in October

Any precipitation

Valparaíso gets around 110 mm of rain over 12.4 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 40% and peaks near 48% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
136
236
336
435
535
635
735
835
935
1035
1136
1236
1337
1437
1538
1639
1740
1841
1942
2043
2143
2244
2344
2445
2545
2646
2746
2847
2947
3047
3148

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 53% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1142425334
2132325345
3132225346
4122225356
5122125357
6122025358
7112026359
8111926359
91019263510
101018263510
111018263611
12918263611
13917263711
14817263811
15716253912
16716254012
17616254113
18515254214
19414244314
20414244415
21314234515
22313234516
23313224616
24312224617
25212224617
26312214618
27311214619
28311214620
29310214521
30310204522
31310204522

Wind in October

Winds average 10 km/h in October.

Across October, daily wind ranges from about 9 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
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 7:07 AM to 6:44 AM, and sunset from 7:18 PM to 7:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.27:077:18
212.27:067:19
312.27:057:19
412.37:047:19
512.37:037:19
612.37:027:20
712.37:017:20
812.37:007:20
912.46:597:21
1012.46:597:21
1112.46:587:22
1212.46:577:22
1312.46:567:22
1412.56:557:23
1512.56:547:23
1612.56:547:23
1712.56:537:24
1812.56:527:24
1912.66:517:25
2012.66:517:25
2112.66:507:26
2212.66:497:26
2312.66:487:26
2412.76:487:27
2512.76:477:27
2612.76:477:28
2712.76:467:28
2812.76:457:29
2912.76:457:29
3012.86:447:30
3112.86:447:30

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 6.04 kWh/m².

For context, solar energy here swings from a low near 3.8 kWh/m² to a high of 6.17 kWh/m² in November across the year — October's 6.04 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
35.9Bright
45.9Bright
55.9Bright
66.0Bright
76.0Bright
86.0Intense
96.0Intense
106.0Intense
116.0Intense
126.1Intense
136.1Intense
146.1Intense
156.1Intense
166.1Intense
176.1Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.1Intense
266.1Intense
276.1Intense
286.0Intense
296.0Intense
306.0Intense
316.0Intense
Planning a trip in October

Hazard calendar for Valparaíso

In seasonPeak

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

Valparaíso'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 Valparaíso?

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

4.0
Sightseeing
7th-best month of the year
6.2
Beach & pool
7th-best month of the year

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

What to pack for Valparaíso in October

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

In October, Valparaíso sees daytime highs around 32°C and nights near 21°C. Pack light clothes and sun protection. Worth having: rain gear. About 12 days see rain.

light clothessun protectionrain gear

UV index in Valparaíso in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Valparaíso peaks around January 22 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 22UV 15Jul 10UV 6
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Extreme
May8Very high
Jun7High
Jul6High
Aug8Very high
Sep8Very high
Oct10Extreme
Nov12Extreme
Dec13Extreme

Air quality in Valparaíso 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 Valparaíso is worst in September — around 20 µg/m³ PM2.5 (moderate), about 3.1× the cleanest month (November, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1719 µg/m³Nov 236 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb7Good
Mar7Good
Apr7Good
May8Good
Jun7Good
Jul7Good
Aug11Good
Sep20Moderate
Oct13Moderate
Nov6Good
Dec7Good
Location & terrain

Where is Valparaíso?

Valparaíso sits at 21.2°S, 50.9°W, 443 m above sea level, in Brazil. The nearest listed city is Guararapes, 24 km away.

Topography around Valparaíso

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

Within 3 km, the terrain around Valparaíso has only modest variations in elevation — a maximum elevation change of 97 m around an average of 427 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 154 m; within 80 km, significant variations in elevation — a maximum elevation change of 269 m.

The land around Valparaíso is covered by cropland (38%) and grassland (37%) within 3 km, cropland (60%) and grassland (26%) within 16 km, and cropland (51%) and grassland (34%) within 80 km.

3 km
97 m
16 km
154 m
80 km
269 m
treesgrasslandcroplandartificial surfaceswater
October weather nearby: Guararapes 24 km · Mirandópolis 26 km · Araçatuba 45 km · Adamantina 55 km · Birigui 55 km · Lucélia 57 km · Osvaldo Cruz 63 km · Andradina 65 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 Valparaíso (-21.2278°, -50.8683°, elevation 443 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).