Piraí do Sul weather in October

In October, Piraí do Sul sees average daytime highs of 24°C and overnight lows near 14°C, with 145 mm of rain across 15.5 wet days and about 12.6 hours of daylight. It is the 6th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 21% 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 54 min by month's end. Set against the rest of the year, October is Piraí do Sul's 9th-clearest and 2nd-windiest month. For the whole year in context, see Piraí do Sul's year-round climate.

Daytime high
24°
6th warmest
Overnight low
14°
6th coldest
Rainfall
145 mm
15.5 wet days
Daylight
12 h 36 min
6:47 AM – 7:22 PM
Cloud cover
69%
9th clearest
Wind
11 km/h
2nd windiest
Solar energy
5.25 kWh/m²
Travel score
5.9
out of 10

Piraí do Sul is 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 24°C through the month.

A typical October day in Piraí do Sul reaches about 24°C in the afternoon and slips back to 14°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 28°C. Set against its neighbours, October runs about 1°C warmer than September and about 1°C cooler than November.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12313
22313
32313
42313
52313
62314
72314
82314
92314
102414
112414
122414
132414
142414
152414
162414
172414
182414
192414
202414
212414
222414
232415
242415
252415
262415
272415
282415
292415
302415
312415

Piraí do Sul weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 17°24224.113.34.5
Feb26° / 17°18020.812.94.6
Mar25° / 17°13518.212.25.5
Apr24° / 15°719.611.46.9
May20° / 12°949.210.86.6
Jun19° / 11°96810.56.6
Jul20° / 10°796.810.66.9
Aug21° / 11°717.111.17.3
Sep23° / 12°13010.311.86.7
Oct24° / 14°14515.512.65.9
Nov25° / 15°13916.313.25.8
Dec26° / 17°18019.913.55.1

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% 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 66%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13763
23763
33763
43763
53664
63763
73763
83763
93664
103565
113466
123466
133367
143367
153268
163268
173169
183268
193169
203169
213169
223169
233169
243268
253268
263268
273268
283367
293367
303367
313367

Chance of precipitation in October

Any precipitation

Piraí do Sul gets around 145 mm of rain over 15.5 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 50% and peaks near 53% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
144
245
345
445
546
646
746
847
947
1047
1148
1248
1349
1449
1550
1650
1751
1851
1952
2053
2153
2253
2353
2453
2553
2653
2753
2853
2953
3053
3153

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 38% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13935261
23834271
33634291
43534301
53434321
63234331
73134341
83033361
92933372
102833382
112733382
122633392
132533393
142433403
152334403
162334403
172234414
182134414
192034424
202034424
212034425
222033425
232033415
242133415
252133415
262133416
272132416
282132416
292132416
302131416
312131426

Wind in October

Winds average 11 km/h in October.

Across October, daily wind ranges from about 11 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
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 12 min at the start of October to 12 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over October. Sunrise moves from 7:02 AM to 6:36 AM, and sunset from 7:16 PM to 7:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.27:027:16
212.37:017:16
312.37:007:16
412.36:597:17
512.36:587:17
612.36:577:18
712.46:567:18
812.46:557:19
912.46:547:19
1012.46:537:19
1112.56:527:20
1212.56:517:20
1312.56:507:21
1412.56:497:21
1512.66:487:22
1612.66:477:22
1712.66:467:23
1812.66:467:23
1912.76:457:24
2012.76:447:24
2112.76:437:25
2212.76:427:26
2312.76:417:26
2412.86:417:27
2512.86:407:27
2612.86:397:28
2712.86:397:28
2812.96:387:29
2912.96:377:30
3012.96:377:30
3112.96:367:31

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.25 kWh/m².

For context, solar energy here swings from a low near 3.13 kWh/m² to a high of 5.88 kWh/m² in December across the year — October's 5.25 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
45.0Bright
55.0Bright
65.0Bright
75.1Bright
85.1Bright
95.1Bright
105.2Bright
115.2Bright
125.2Bright
135.2Bright
145.2Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.4Bright
255.4Bright
265.4Bright
275.4Bright
285.4Bright
295.4Bright
305.5Bright
315.5Bright
Planning a trip in October

Is October a good time to visit Piraí do Sul?

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

5.9
Sightseeing
7th-best month of the year
4.9
Beach & pool
5th-best month of the year

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

What to pack for Piraí do Sul in October

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

In October, Piraí do Sul sees daytime highs around 24°C and nights near 14°C. Pack rain gear. Worth having: light clothes and sun protection. About 16 days see rain.

rain gearlight clothessun protection

UV index in Piraí 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 Piraí do Sul peaks around January 19 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 13 at about 5 (high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighExtremeJan 19UV 15Jul 13UV 5
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr9Very high
May7High
Jun6High
Jul5High
Aug7Very high
Sep5High
Oct12Extreme
Nov14Extreme
Dec14Extreme

Air quality in Piraí 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 Piraí do Sul is worst in September — around 17 µg/m³ PM2.5 (moderate), about 2.6× the cleanest month (March, 6 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1316 µg/m³Mar 136 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb7Good
Mar6Good
Apr7Good
May8Good
Jun8Good
Jul10Good
Aug14Moderate
Sep17Moderate
Oct10Good
Nov7Good
Dec7Good
Location & terrain

Where is Piraí do Sul?

Piraí do Sul sits at 24.5°S, 49.9°W, 1,000 m above sea level, in Brazil. The nearest listed city is Castro, 30 km away.

Topography around Piraí do Sul

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

Within 3 km, the terrain around Piraí do Sul has only modest variations in elevation — a maximum elevation change of 207 m around an average of 1,038 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 414 m; within 80 km, large variations in elevation — a maximum elevation change of 1,159 m.

The land around Piraí do Sul is covered by trees (47%) and grassland (24%) within 3 km, trees (49%), cropland (29%) and grassland (22%) within 16 km, and trees (59%) and cropland (26%) within 80 km.

3 km
207 m
16 km
414 m
80 km
1,159 m
treesgrasslandcroplandartificial surfaces
October weather nearby: Castro 30 km · Jaguariaíva 40 km · Arapoti 43 km · Tibagi 47 km · Ponta Grossa 67 km · Sengés 67 km · Telêmaco Borba 71 km · Wenceslau Braz 74 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 Piraí do Sul (-24.5261°, -49.9486°, elevation 1,000 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).