São Simão weather in October

In October, São Simão sees average daytime highs of 33°C and overnight lows near 22°C, with 115 mm of rain across 13.9 wet days and about 12.4 hours of daylight. It is the 2nd-warmest and 6th-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 33% 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 São Simão's 7th-clearest and 5th-windiest month. For the whole year in context, see São Simão's year-round climate.

Daytime high
33°
2nd warmest
Overnight low
22°
7th coldest
Rainfall
115 mm
13.9 wet days
Daylight
12 h 24 min
6:54 AM – 7:20 PM
Cloud cover
58%
7th clearest
Wind
8 km/h
5th windiest
Solar energy
6.27 kWh/m²
Travel score
3.3
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 São Simão 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 29°C and 37°C. Set against its neighbours, October runs on par with September and about 2°C warmer than November.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13322
23322
33322
43322
53322
63322
73322
83322
93322
103322
113322
123322
133322
143322
153322
163322
173322
183322
193322
203322
213322
223322
233322
243222
253222
263222
273222
283222
293222
303222
313222

How October really feels in São Simão

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.

São Simão weather by month

How October compares with the rest of the year at a glance. October is the 2nd-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°26723.8133.2
Feb31° / 23°20721.412.63.2
Mar31° / 22°19421.312.13.5
Apr30° / 21°721011.64.9
May29° / 19°284.411.16.5
Jun29° / 18°141.610.97.1
Jul29° / 17°80.9117.0
Aug31° / 19°101.711.45.6
Sep33° / 21°456.111.94.1
Oct33° / 22°11513.912.43.3
Nov31° / 22°18519.612.93.3
Dec31° / 23°24124.113.13.1

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 17% 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 (%)
15644
25644
35644
45644
55644
65644
75644
85644
95644
105644
115644
125545
135545
145446
155347
165149
175050
185050
194951
204852
214654
224555
234456
244456
254357
264159
274159
284159
294060
304060
313862

Chance of precipitation in October

Any precipitation

São Simão gets around 115 mm of rain over 13.9 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 45% and peaks near 57% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
137
237
338
438
539
639
739
839
939
1039
1140
1240
1341
1441
1542
1643
1744
1845
1946
2047
2148
2249
2350
2451
2552
2653
2754
2855
2956
3057
3157

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 41% of days. Sticky, muggy-or-worse air turns up on roughly 63% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
11516233610
21416233711
31316233712
41216233712
51116233713
61016233714
7916233714
8817233715
9717233715
10717233716
11617233716
12617233816
13517233917
14417233917
15416224018
16315224119
17314224220
18213214321
19212204322
20211204423
21110194525
2219184526
2318174627
2417174629
2517164730
2616154731
2715154732
2815144733
2914134734
3014134735
3114124736

Wind in October

Winds average 8 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
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
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 7:06 AM to 6:45 AM, and sunset from 7:16 PM to 7:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.27:067:16
212.27:057:17
312.27:047:17
412.27:037:17
512.27:037:17
612.37:027:17
712.37:017:18
812.37:007:18
912.36:597:18
1012.36:597:19
1112.46:587:19
1212.46:577:19
1312.46:567:19
1412.46:557:20
1512.46:557:20
1612.46:547:20
1712.56:537:21
1812.56:537:21
1912.56:527:21
2012.56:517:22
2112.56:517:22
2212.56:507:23
2312.66:497:23
2412.66:497:23
2512.66:487:24
2612.66:487:24
2712.66:477:25
2812.66:477:25
2912.76:467:25
3012.76:467:26
3112.76:457:26

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 6.27 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.14 kWh/m² to a high of 6.27 kWh/m² in October across the year — October's 6.27 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.2Intense
46.2Intense
56.2Intense
66.2Intense
76.2Intense
86.2Intense
96.3Intense
106.3Intense
116.3Intense
126.3Intense
136.3Intense
146.3Intense
156.3Intense
166.3Intense
176.3Intense
186.3Intense
196.3Intense
206.3Intense
216.3Intense
226.3Intense
236.3Intense
246.3Intense
256.3Intense
266.3Intense
276.2Intense
286.2Intense
296.2Intense
306.2Intense
316.2Intense
Planning a trip in October

Hazard calendar for São Simão

In seasonPeak

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

São Simão'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 São Simão?

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

3.3
Sightseeing
8th-best month of the year
5.7
Beach & pool
7th-best month of the year

October is a weaker month for outdoor sightseeing in São Simão.

What to pack for São Simão in October

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

In October, São Simão sees daytime highs around 33°C and nights near 22°C. Pack light clothes, rain gear and sun protection. About 14 days see rain.

light clothesrain gearsun protection

UV index in São Simão 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 São Simão peaks around January 24 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeJan 24UV 15Jun 21UV 7
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar14Extreme
Apr11Extreme
May8Very high
Jun7High
Jul7Very high
Aug9Very high
Sep11Extreme
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in São Simão 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 São Simão is worst in September — around 34 µg/m³ PM2.5 (moderate), about 6.1× the cleanest month (November, 6 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1632 µg/m³Nov 226 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb8Good
Mar8Good
Apr6Good
May6Good
Jun6Good
Jul7Good
Aug14Moderate
Sep34Moderate
Oct13Moderate
Nov6Good
Dec6Good
Location & terrain

Where is São Simão?

São Simão sits at 19.0°S, 50.5°W, 471 m above sea level, in Brazil. The nearest listed city is Santa Vitória, 48 km away.

Topography around São Simão

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

Within 3 km, the terrain around São Simão has only modest variations in elevation — a maximum elevation change of 106 m around an average of 449 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 208 m; within 80 km, significant variations in elevation — a maximum elevation change of 517 m.

The land around São Simão is covered by grassland (45%) and cropland (20%) within 3 km, cropland (40%) and grassland (35%) within 16 km, and cropland (50%) and grassland (30%) within 80 km.

3 km
106 m
16 km
208 m
80 km
517 m
treesgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Santa Vitória 48 km · Quirinópolis 61 km · Iturama 90 km · Paranaíba 102 km · Ituiutaba 114 km · Bom Jesus de Goiás 121 km · Cassilândia 126 km · Campina Verde 126 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 São Simão (-18.9911°, -50.5436°, elevation 471 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).