Guaíra weather in October

In October, Guaíra sees average daytime highs of 32°C and overnight lows near 22°C, with 99 mm of rain across 11.9 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 32% 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 42 min by month's end. Set against the rest of the year, October is Guaíra's 7th-clearest and 4th-windiest month. For the whole year in context, see Guaíra's year-round climate.

Daytime high
32°
1st warmest
Overnight low
22°
7th coldest
Rainfall
99 mm
11.9 wet days
Daylight
12 h 30 min
6:44 AM – 7:12 PM
Cloud cover
58%
7th clearest
Wind
9 km/h
4th windiest
Solar energy
6.16 kWh/m²
Travel score
3.8
out of 10

Guaíra 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 32°C through the month.

A typical October day in Guaíra reaches about 32°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 28°C and 36°C. Set against its neighbours, October runs on par with September and about 1°C warmer than November.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13221
23221
33221
43221
53221
63221
73221
83221
93221
103221
113222
123222
133222
143222
153222
163222
173222
183222
193222
203222
213222
223222
233222
243222
253222
263222
273222
283222
293222
303222
313122

How October really feels in Guaíra

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.

Guaíra 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
Jan30° / 22°25122.113.13.5
Feb30° / 22°17718.212.73.6
Mar30° / 22°16018.912.13.9
Apr30° / 20°618.511.55.3
May28° / 18°334.7117.1
Jun28° / 17°172.210.87.9
Jul28° / 17°111.610.97.7
Aug30° / 18°121.711.36.2
Sep32° / 20°496.111.94.6
Oct32° / 22°9911.912.53.8
Nov31° / 22°16417.9133.7
Dec30° / 22°21822.513.23.4

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 18% of October, with mostly cloudy or overcast conditions the remaining 50%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15743
25743
35743
45644
55644
65644
75644
85644
95545
105545
115446
125446
135446
145347
155248
165149
175050
184951
194951
204852
214753
224654
234555
244555
254456
264357
274258
284258
294159
304060
314060

Chance of precipitation in October

Any precipitation

Guaíra gets around 99 mm of rain over 11.9 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 48% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
134
235
335
435
535
635
735
835
935
1035
1135
1235
1335
1435
1536
1636
1737
1838
1939
2039
2140
2241
2341
2442
2543
2644
2745
2845
2946
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 42% of days. Sticky, muggy-or-worse air turns up on roughly 46% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1181932311
2171831321
3171831331
4161831341
5161930341
6151930352
7141929352
8142029362
9132029362
10132029363
11122029363
12112029363
13112029373
14102029374
1592030384
1681930394
1771830405
1861830415
1951730435
2051630446
2141530456
2231430476
2331330486
2421329496
2521229507
2621128527
2721128527
2821027547
292927557
302926567
312826568

Wind in October

Winds average 9 km/h in October.

Across October, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 12 min at the start of October to 12 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over October. Sunrise moves from 6:57 AM to 6:35 AM, and sunset from 7:08 PM to 7:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:577:08
212.26:567:08
312.26:557:08
412.26:547:09
512.36:537:09
612.36:527:09
712.36:517:09
812.36:517:10
912.36:507:10
1012.46:497:10
1112.46:487:11
1212.46:477:11
1312.46:467:11
1412.46:467:12
1512.56:457:12
1612.56:447:12
1712.56:437:13
1812.56:437:13
1912.56:427:14
2012.56:417:14
2112.66:407:14
2212.66:407:15
2312.66:397:15
2412.66:397:16
2512.66:387:16
2612.76:377:17
2712.76:377:17
2812.76:367:18
2912.76:367:18
3012.76:357:19
3112.76:357:19

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 6.16 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.05 kWh/m² to a high of 6.16 kWh/m² in October across the year — October's 6.16 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.0Bright
26.0Intense
36.0Intense
46.0Intense
56.1Intense
66.1Intense
76.1Intense
86.1Intense
96.2Intense
106.2Intense
116.2Intense
126.2Intense
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.2Intense
186.2Intense
196.2Intense
206.2Intense
216.2Intense
226.2Intense
236.2Intense
246.2Intense
256.2Intense
266.2Intense
276.1Intense
286.1Intense
296.1Intense
306.1Intense
316.1Intense
Planning a trip in October

Hazard calendar for Guaíra

In seasonPeak

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

Guaíra'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 Guaíra?

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

3.8
Sightseeing
8th-best month of the year
6.1
Beach & pool
7th-best month of the year

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

What to pack for Guaíra in October

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

In October, Guaíra sees daytime highs around 32°C and nights near 22°C. Pack light clothes and sun protection. Worth having: rain gear. About 12 days see rain.

light clothessun protectionrain gear

UV index in Guaíra 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 Guaíra peaks around January 23 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 23UV 15Jun 21UV 7
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Extreme
May8Very high
Jun7High
Jul7High
Aug9Very high
Sep10Very high
Oct11Extreme
Nov14Extreme
Dec14Extreme

Air quality in Guaíra 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 Guaíra is worst in September — around 42 µg/m³ PM2.5 (poor), about 6.0× the cleanest month (November, 7 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateGoodSep 1539 µg/m³Nov 227 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb9Good
Mar9Good
Apr9Good
May10Good
Jun10Good
Jul10Good
Aug20Moderate
Sep42Poor
Oct15Moderate
Nov7Good
Dec8Good
Location & terrain

Where is Guaíra?

Guaíra sits at 20.3°S, 48.3°W, 516 m above sea level, in Brazil. The nearest listed city is Miguelópolis, 33 km away.

Topography around Guaíra

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

Within 3 km, the terrain around Guaíra has only modest variations in elevation — a maximum elevation change of 51 m around an average of 510 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 151 m; within 80 km, significant variations in elevation — a maximum elevation change of 537 m.

The land around Guaíra is covered by cropland (47%) and artificial surfaces (26%) within 3 km, cropland (81%) within 16 km, and cropland (71%) within 80 km.

3 km
51 m
16 km
151 m
80 km
537 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Miguelópolis 33 km · Barretos 38 km · Conceição das Alagoas 46 km · Colina 50 km · Guará 52 km · Morro Agudo 53 km · Ituverava 55 km · São Joaquim da Barra 56 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 Guaíra (-20.3183°, -48.3106°, elevation 516 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).