Piranhas weather in October

In October, Piranhas sees average daytime highs of 33°C and overnight lows near 22°C, with 10 mm of rain across 2.1 wet days and about 12.2 hours of daylight. It is the 6th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 33°C through the month. The sky is clear or mostly clear about 42% of the time in October, and the air most often feels muggy.

Daylight stretches from about 12 h 06 min at the start of October to 12 h 18 min by month's end. Set against the rest of the year, October is Piranhas's 1st-clearest and 1st-windiest month. For the whole year in context, see Piranhas's year-round climate.

Daytime high
33°
6th warmest
Overnight low
22°
5th coldest
Rainfall
10 mm
2.1 wet days
Daylight
12 h 12 min
5:10 AM – 5:23 PM
Cloud cover
46%
1st clearest
Wind
16 km/h
1st windiest
Solar energy
6.25 kWh/m²
Travel score
4.3
out of 10

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 33°C through the month.

A typical October day in Piranhas reaches about 33°C in the afternoon and slips back to 22°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 35°C. Set against its neighbours, October runs about 2°C warmer than September and about 1°C cooler than November.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13221
23221
33221
43221
53221
63222
73222
83322
93322
103322
113322
123322
133322
143322
153322
163322
173322
183322
193322
203322
213322
223322
233322
243322
253322
263422
273422
283422
293422
303422
313422

How October really feels in Piranhas

Once humidity and wind are folded in, October averages 31 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
31
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.

Piranhas weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan34° / 23°345.312.53.2
Feb34° / 24°366.412.33.3
Mar34° / 24°487.712.13.4
Apr32° / 23°38811.84.0
May30° / 22°399.911.64.9
Jun28° / 21°3310.811.45.8
Jul28° / 20°3011.111.56.2
Aug28° / 20°217.611.76.1
Sep31° / 21°124.311.95.3
Oct33° / 22°102.112.24.3
Nov34° / 23°152.212.43.5
Dec34° / 23°19312.63.3

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% of the time in October, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 25% of October, with mostly cloudy or overcast conditions the remaining 33%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17129
27129
37030
46931
56832
66832
76733
86634
96535
106535
116436
126436
136436
146436
156535
166535
176535
186634
196634
206733
216733
226733
236832
246832
256832
266931
276931
286931
296931
306931
316931

Chance of precipitation in October

Any precipitation

Piranhas gets around 10 mm of rain over 2.1 wet days in October, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 7% and peaks near 8% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
16
26
36
46
57
67
77
88
98
108
118
128
138
148
158
168
178
187
197
207
216
226
236
246
256
266
276
286
296
306
316

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 61% of days. Sticky, muggy-or-worse air turns up on roughly 62% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1040600
2140590
3140590
4140590
5140581
6140581
7140581
8140581
9139591
10139591
11039601
12038611
13038602
14038602
15037612
16037612
17037612
18036613
19036613
20036613
21036613
22036613
23035623
24035623
25035623
26035623
27035623
28035623
29035623
30035632
31034642

Wind in October

Winds average 16 km/h in October, the windiest month of the year.

Across October, daily wind ranges from about 16 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 06 min at the start of October to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over October. Sunrise moves from 5:17 AM to 5:04 AM, and sunset from 5:23 PM to 5:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.15:175:23
212.15:175:22
312.15:165:22
412.15:165:22
512.15:155:22
612.15:155:22
712.15:145:22
812.15:145:22
912.25:135:22
1012.25:125:22
1112.25:125:22
1212.25:115:22
1312.25:115:22
1412.25:105:22
1512.25:105:23
1612.25:105:23
1712.25:095:23
1812.25:095:23
1912.25:085:23
2012.35:085:23
2112.35:075:23
2212.35:075:23
2312.35:075:23
2412.35:065:23
2512.35:065:24
2612.35:065:24
2712.35:055:24
2812.35:055:24
2912.35:055:24
3012.35:055:25
3112.35:045:25

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 6.25 kWh/m².

For context, solar energy here swings from a low near 3.79 kWh/m² to a high of 6.64 kWh/m² in November across the year — October's 6.25 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.0Bright
26.0Intense
36.0Intense
46.0Intense
56.0Intense
66.0Intense
76.0Intense
86.1Intense
96.1Intense
106.1Intense
116.1Intense
126.1Intense
136.1Intense
146.2Intense
156.2Intense
166.2Intense
176.2Intense
186.3Intense
196.3Intense
206.3Intense
216.3Intense
226.4Intense
236.4Intense
246.4Intense
256.5Intense
266.5Intense
276.5Intense
286.5Intense
296.5Intense
306.5Intense
316.5Intense
Planning a trip in October

Is October a good time to visit Piranhas?

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

4.3
Sightseeing
6th-best month of the year
7.5
Beach & pool
2nd-best month of the year

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

What to pack for Piranhas in October

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

In October, Piranhas sees daytime highs around 33°C and nights near 22°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Piranhas in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Piranhas peaks around February 20 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 20UV 15Jul 12UV 9
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May10Extreme
Jun9Very high
Jul9Very high
Aug10Very high
Sep11Extreme
Oct13Extreme
Nov12Extreme
Dec12Extreme
Location & terrain

Where is Piranhas?

Piranhas sits at 9.6°S, 37.8°W, 73 m above sea level, in Brazil. The nearest listed city is Canindé de São Francisco, 5.0 km away.

Topography around Piranhas

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

Within 3 km, the terrain around Piranhas has only modest variations in elevation — a maximum elevation change of 215 m around an average of 133 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 520 m; within 80 km, large variations in elevation — a maximum elevation change of 835 m.

The land around Piranhas is covered by shrubs (54%) and grassland (27%) within 3 km, shrubs (48%) and grassland (34%) within 16 km, and grassland (53%) and shrubs (31%) within 80 km.

3 km
215 m
16 km
520 m
80 km
835 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
October weather nearby: Canindé de São Francisco 5.0 km · Poço Redondo 22 km · Delmiro Gouveia 37 km · Pão de Açúcar 38 km · São José da Tapera 42 km · Inhapi 45 km · Água Branca 45 km · Olho d'Água das Flores 52 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 Piranhas (-9.6236°, -37.7567°, elevation 73 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).