Balsas weather in October

In October, Balsas sees average daytime highs of 34°C and overnight lows near 24°C, with 55 mm of rain across 7.7 wet days and about 12.2 hours of daylight. It is the 3rd-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 35°C in the first days to 33°C by the end. 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 Balsas's 5th-clearest and 5th-windiest month. For the whole year in context, see Balsas's year-round climate.

Daytime high
34°
3rd warmest
Overnight low
24°
12th coldest
Rainfall
55 mm
7.7 wet days
Daylight
12 h 12 min
5:44 AM – 5:54 PM
Cloud cover
52%
5th clearest
Wind
7 km/h
5th windiest
Solar energy
6.29 kWh/m²
Travel score
3.0
out of 10

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 35°C in the first days to 33°C by the end.

A typical October day in Balsas reaches about 34°C in the afternoon and slips back to 24°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 37°C. Set against its neighbours, October runs about 1°C cooler than September and about 2°C warmer than November.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13524
23524
33524
43524
53524
63524
73524
83524
93524
103524
113524
123524
133524
143524
153424
163424
173424
183424
193424
203424
213424
223424
233424
243424
253424
263324
273324
283324
293324
303324
313324

How October really feels in Balsas

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.

Balsas weather by month

How October compares with the rest of the year at a glance. October is the 3rd-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 22°20424.612.43.0
Feb31° / 22°18022.112.23.0
Mar31° / 22°17823.512.13.1
Apr31° / 22°11015.511.83.6
May32° / 23°406.711.74.1
Jun33° / 22°20.511.64.5
Jul33° / 22°10.211.64.4
Aug35° / 22°10.211.83.6
Sep35° / 24°91.8122.9
Oct34° / 24°557.712.23.0
Nov32° / 23°12115.312.33.3
Dec31° / 23°15719.412.43.3

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 20% of October, with mostly cloudy or overcast conditions the remaining 39%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17327
27327
37327
47129
57129
67129
77030
86931
96832
106832
116733
126733
136535
146535
156436
166337
176337
186139
196040
205941
215743
225644
235545
245248
255149
265050
274951
284852
294753
304753
314654

Chance of precipitation in October

Any precipitation

Balsas gets around 55 mm of rain over 7.7 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 25% and peaks near 39% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
114
214
315
415
516
616
717
817
918
1019
1119
1220
1321
1421
1522
1623
1724
1825
1926
2027
2128
2230
2331
2433
2534
2635
2736
2837
2938
3039
3139

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 33% of days. Sticky, muggy-or-worse air turns up on roughly 64% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1117363214
2116363215
3115363316
4114363316
5113363317
6113363317
7112363318
8112353319
9112353220
10012343221
11011343223
12011333124
13011323125
14011313126
15010303128
16010293229
17010283230
18010263232
1909243334
2009233335
2108213337
2208193440
2307173442
2407153444
2506143446
2605133448
2705123450
2804113451
2904113352
3003103354
3103103255

Wind in October

Winds average 7 km/h in October.

Across October, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

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 5:51 AM to 5:40 AM, and sunset from 5:55 PM to 5:56 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.15:515:55
212.15:515:55
312.15:505:55
412.15:505:55
512.15:495:55
612.15:495:55
712.15:485:55
812.15:485:54
912.15:475:54
1012.15:475:54
1112.15:465:54
1212.15:465:54
1312.15:455:54
1412.25:455:54
1512.25:445:54
1612.25:445:54
1712.25:445:54
1812.25:435:54
1912.25:435:54
2012.25:435:54
2112.25:425:54
2212.25:425:54
2312.25:425:55
2412.25:415:55
2512.25:415:55
2612.25:415:55
2712.25:415:55
2812.25:405:55
2912.35:405:55
3012.35:405:55
3112.35:405:56

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 6.29 kWh/m².

For context, solar energy here swings from a low near 5.03 kWh/m² to a high of 6.61 kWh/m² in September across the year — October's 6.29 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.5Intense
26.5Intense
36.5Intense
46.5Intense
56.5Intense
66.5Intense
76.5Intense
86.5Intense
96.5Intense
106.5Intense
116.4Intense
126.4Intense
136.4Intense
146.4Intense
156.4Intense
166.3Intense
176.3Intense
186.3Intense
196.3Intense
206.2Intense
216.2Intense
226.2Intense
236.1Intense
246.1Intense
256.1Intense
266.0Intense
276.0Intense
286.0Bright
295.9Bright
305.9Bright
315.9Bright
Planning a trip in October

Hazard calendar for Balsas

In seasonPeak

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

Balsas's monsoon runs November–April, 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 Balsas?

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

3.0
Sightseeing
9th-best month of the year
6.1
Beach & pool
6th-best month of the year

October is a weaker month for outdoor sightseeing in Balsas. The water and warmth also suit a beach or pool day.

What to pack for Balsas in October

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

In October, Balsas sees daytime highs around 34°C and nights near 24°C. Pack light clothes and sun protection. About 8 days see rain.

light clothessun protection

UV index in Balsas 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 Balsas peaks around February 20 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 20UV 15Jun 22UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug11Extreme
Sep13Extreme
Oct13Extreme
Nov12Extreme
Dec11Extreme

Air quality in Balsas 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 Balsas is worst in September — around 27 µg/m³ PM2.5 (moderate), about 4.3× the cleanest month (June, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateSep 2027 µg/m³Jun 166 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb11Good
Mar12Good
Apr12Good
May7Good
Jun6Good
Jul8Good
Aug18Moderate
Sep27Moderate
Oct25Moderate
Nov16Moderate
Dec13Moderate
Location & terrain

Where is Balsas?

Balsas sits at 7.5°S, 46.0°W, 254 m above sea level, in Brazil. The nearest listed city is Riachão, 67 km away.

Topography around Balsas

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

Within 3 km, the terrain around Balsas has only modest variations in elevation — a maximum elevation change of 62 m around an average of 259 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 107 m; within 80 km, significant variations in elevation — a maximum elevation change of 455 m.

The land around Balsas is covered by artificial surfaces (36%), grassland (32%) and trees (23%) within 3 km, grassland (38%), trees (30%) and shrubs (26%) within 16 km, and trees (32%), shrubs (28%) and grassland (25%) within 80 km.

3 km
62 m
16 km
107 m
80 km
455 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
October weather nearby: Riachão 67 km · São Raimundo das Mangabeiras 83 km · Formosa da Serra Negra 122 km · Carolina 159 km · Uruçuí 167 km · Estreito 189 km · Grajaú 191 km · Sítio Novo 198 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 Balsas (-7.5325°, -46.0356°, elevation 254 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).