Piraju weather in October

In October, Piraju sees average daytime highs of 28°C and overnight lows near 17°C, with 121 mm of rain across 12.1 wet days and about 12.5 hours of daylight. It is the 6th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 25% 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 Piraju's 8th-clearest and 2nd-windiest month. For the whole year in context, see Piraju's year-round climate.

Daytime high
28°
6th warmest
Overnight low
17°
6th coldest
Rainfall
121 mm
12.1 wet days
Daylight
12 h 30 min
6:46 AM – 7:19 PM
Cloud cover
65%
8th clearest
Wind
11 km/h
2nd windiest
Solar energy
5.58 kWh/m²
Travel score
5.8
out of 10

Piraju 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 28°C through the month.

A typical October day in Piraju reaches about 28°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 23°C and 33°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
52717
62717
72817
82817
92817
102817
112817
122817
132817
142817
152818
162818
172818
182818
192818
202818
212818
222818
232818
242818
252818
262818
272818
282818
292818
302818
312818

Piraju weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 21°23621.513.34.0
Feb29° / 21°17818.512.84.1
Mar29° / 20°12615.912.24.9
Apr27° / 18°667.911.56.8
May24° / 16°747.110.97.4
Jun23° / 14°59610.67.7
Jul24° / 13°494.710.78.1
Aug25° / 14°484.711.28.0
Sep27° / 16°928.311.96.9
Oct28° / 17°12112.112.55.8
Nov28° / 18°13613.813.15.2
Dec29° / 20°17018.213.44.4

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 14% of October, with mostly cloudy or overcast conditions the remaining 61%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14555
24555
34357
44357
54258
64258
74258
84357
94258
104258
114159
124159
134060
143961
153961
163862
173961
183862
193763
203763
213763
223763
233664
243664
253664
263664
273565
283565
293565
303565
313565

Chance of precipitation in October

Any precipitation

Piraju gets around 121 mm of rain over 12.1 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 39% and peaks near 42% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
136
236
337
437
537
637
737
837
938
1038
1138
1238
1339
1439
1540
1640
1740
1841
1941
2041
2142
2242
2341
2441
2541
2641
2741
2841
2940
3040
3140

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 39% of days. Sticky, muggy-or-worse air turns up on roughly 29% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1163432170
2163333180
3153233190
4143234200
5143134210
6133035220
7122936230
8122837240
9112737250
10112638250
11102539260
12102440260
13102341270
1492241270
1592142280
1682042291
1781943301
1881943301
1971843311
2071843321
2161743321
2261743321
2361842331
2461842331
2561841331
2661840341
2771840341
2871839351
2971838361
3071838361
3171837371

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 7:00 AM to 6:35 AM, and sunset from 7:13 PM to 7:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.27:007:13
212.26:597:13
312.36:587:14
412.36:577:14
512.36:567:14
612.36:557:15
712.36:547:15
812.46:537:16
912.46:527:16
1012.46:517:16
1112.46:517:17
1212.56:507:17
1312.56:497:18
1412.56:487:18
1512.56:477:19
1612.56:467:19
1712.66:457:19
1812.66:447:20
1912.66:447:20
2012.66:437:21
2112.76:427:21
2212.76:417:22
2312.76:417:22
2412.76:407:23
2512.76:397:23
2612.86:387:24
2712.86:387:25
2812.86:377:25
2912.86:377:26
3012.86:367:26
3112.96:357:27

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.58 kWh/m².

For context, solar energy here swings from a low near 3.33 kWh/m² to a high of 5.91 kWh/m² in December across the year — October's 5.58 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.3Bright
55.4Bright
65.4Bright
75.4Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.7Bright
245.7Bright
255.7Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
315.7Bright
Planning a trip in October

Hazard calendar for Piraju

In seasonPeak

In October, Piraju sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Piraju's rainy season runs October–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 Piraju?

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

5.8
Sightseeing
7th-best month of the year
6.4
Beach & pool
6th-best month of the year

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

What to pack for Piraju in October

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

In October, Piraju sees daytime highs around 28°C and nights near 17°C. Pack light clothes. Worth having: rain gear and sun protection. About 12 days see rain.

light clothesrain gearsun protection

UV index in Piraju in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Piraju peaks around January 21 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 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 21UV 15Jul 12UV 6
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar12Extreme
Apr9Very high
May7High
Jun6High
Jul5High
Aug8Very high
Sep8Very high
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Piraju 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 Piraju is worst in September — around 16 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (March, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1216 µg/m³Mar 187 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb7Good
Mar7Good
Apr7Good
May8Good
Jun9Good
Jul9Good
Aug15Moderate
Sep16Moderate
Oct11Good
Nov7Good
Dec7Good
Location & terrain

Where is Piraju?

Piraju sits at 23.2°S, 49.4°W, 561 m above sea level, in Brazil. The nearest listed city is Fartura, 25 km away.

Topography around Piraju

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

Within 3 km, the terrain around Piraju has significant variations in elevation — a maximum elevation change of 259 m around an average of 580 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 441 m; within 80 km, significant variations in elevation — a maximum elevation change of 597 m.

The land around Piraju is covered by trees (34%) and grassland (33%) within 3 km, cropland (39%), trees (33%) and grassland (23%) within 16 km, and cropland (43%), trees (29%) and grassland (23%) within 80 km.

3 km
259 m
16 km
441 m
80 km
597 m
treesgrasslandcroplandartificial surfaceswater
October weather nearby: Fartura 25 km · Cerqueira César 28 km · Itaí 39 km · Taquarituba 40 km · Santa Cruz do Rio Pardo 41 km · Carlópolis 43 km · Avaré 48 km · Ourinhos 55 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 Piraju (-23.1936°, -49.3839°, elevation 561 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).