São Miguel weather in October

In October, São Miguel sees average daytime highs of 34°C and overnight lows near 22°C, with 13 mm of rain across 1 wet days and about 12.1 hours of daylight. It is the 1st-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 34°C through the month. The sky is clear or mostly clear about 58% of the time in October, and the air most often feels humid.

Daylight stretches from about 12 h 06 min at the start of October to 12 h 12 min by month's end. Set against the rest of the year, October is São Miguel's 3rd-clearest and 3rd-windiest month. For the whole year in context, see São Miguel's year-round climate.

Daytime high
34°
1st warmest
Overnight low
22°
8th coldest
Rainfall
13 mm
1 wet days
Daylight
12 h 06 min
5:15 AM – 5:23 PM
Cloud cover
37%
3rd clearest
Wind
14 km/h
3rd windiest
Solar energy
7.15 kWh/m²
Travel score
3.7
out of 10

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 34°C through the month.

A typical October day in São Miguel reaches about 34°C in the afternoon and slips back to 22°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 33°C and 35°C. Set against its neighbours, October runs on par with September and on par with November.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13422
23422
33422
43422
53422
63422
73422
83422
93422
103422
113422
123422
133422
143422
153422
163422
173422
183422
193422
203422
213422
223422
233422
243422
253422
263422
273423
283423
293423
303423
313423

How October really feels in São Miguel

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 Miguel weather by month

How October compares with the rest of the year at a glance. October is the 1st-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 23°12714.112.33.4
Feb31° / 22°14715.812.23.5
Mar31° / 22°19219.5123.6
Apr30° / 22°15617.611.93.9
May30° / 22°9111.611.74.7
Jun30° / 21°356.411.65.4
Jul31° / 20°203.511.75.6
Aug32° / 20°7111.85.1
Sep33° / 21°30.6124.3
Oct34° / 22°13112.13.7
Nov34° / 23°61.412.33.6
Dec34° / 23°284.812.43.5

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 58% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 22% of October, with mostly cloudy or overcast conditions the remaining 20%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
19010
28911
38911
48812
58713
68713
78614
88515
98416
108317
118218
128317
138218
148119
158119
168020
178020
187921
197921
207822
217822
227723
237624
247525
257525
267426
277426
287327
297327
307228
317228

Chance of precipitation in October

Any precipitation

São Miguel gets around 13 mm of rain over 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 4% and peaks near 6% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
11
21
32
42
52
62
72
82
92
102
113
123
133
143
153
164
174
184
194
205
215
225
235
245
255
265
275
286
296
306
316

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 55% of days. Sticky, muggy-or-worse air turns up on roughly 13% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
12405260
22405260
32405260
42395270
51395370
61395370
71385380
81385380
91375390
101375390
111365490
1213653100
1313554100
1413552111
1513453111
1613353121
1713254121
1813154131
1913055131
2012855142
2112756142
2212656152
2312556162
2412457162
2512357172
2612258172
2712159181
2812060181
2912059191
3011960191
3111959201

Wind in October

Winds average 14 km/h in October.

Across October, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in October

DaylightNight

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

Days grow by about 6 minutes over October. Sunrise moves from 5:21 AM to 5:11 AM, and sunset from 5:25 PM to 5:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.15:215:25
212.15:215:24
312.15:205:24
412.15:205:24
512.15:195:24
612.15:195:24
712.15:185:24
812.15:185:24
912.15:185:24
1012.15:175:24
1112.15:175:23
1212.15:165:23
1312.15:165:23
1412.15:165:23
1512.15:155:23
1612.15:155:23
1712.15:145:23
1812.25:145:23
1912.25:145:23
2012.25:145:23
2112.25:135:23
2212.25:135:23
2312.25:135:23
2412.25:125:23
2512.25:125:23
2612.25:125:23
2712.25:125:24
2812.25:125:24
2912.25:115:24
3012.25:115:24
3112.25:115:24

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 7.15 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.93 kWh/m² to a high of 7.15 kWh/m² in October across the year — October's 7.15 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.2Intense
27.2Intense
37.2Intense
47.2Intense
57.2Intense
67.2Intense
77.2Intense
87.2Intense
97.2Intense
107.2Intense
117.2Intense
127.2Intense
137.2Intense
147.2Intense
157.1Intense
167.1Intense
177.1Intense
187.1Intense
197.1Intense
207.1Intense
217.1Intense
227.1Intense
237.1Intense
247.1Intense
257.1Intense
267.1Intense
277.1Intense
287.1Intense
297.1Intense
307.1Intense
317.1Intense
Planning a trip in October

Hazard calendar for São Miguel

In seasonPeak

None of São Miguel'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 Miguel's monsoon runs January–May, 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 Miguel?

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

3.7
Sightseeing
7th-best month of the year
7.5
Beach & pool
4th-best month of the year

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

What to pack for São Miguel in October

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

In October, São Miguel sees daytime highs around 34°C and nights near 22°C. Pack light clothes and sun protection.

light clothessun protection

UV index in São Miguel in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 12 (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 Miguel peaks around March 13 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 16 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 highExtremeMar 13UV 15Jul 16UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Extreme
Sep13Extreme
Oct12Extreme
Nov12Extreme
Dec12Extreme
Location & terrain

Where is São Miguel?

São Miguel sits at 6.2°S, 38.5°W, 682 m above sea level, in Brazil. The nearest listed city is Pereiro, 19 km away.

Topography around São Miguel

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

Within 3 km, the terrain around São Miguel has significant variations in elevation — a maximum elevation change of 263 m around an average of 658 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 675 m; within 80 km, large variations in elevation — a maximum elevation change of 818 m.

The land around São Miguel is covered by shrubs (45%) and grassland (34%) within 3 km, shrubs (55%) and grassland (23%) within 16 km, and shrubs (59%) and grassland (29%) within 80 km.

3 km
263 m
16 km
675 m
80 km
818 m
treesshrubsgrasslandcroplandartificial surfaceswater
October weather nearby: Pereiro 19 km · Pau dos Ferros 34 km · Jaguaribe 38 km · Icó 46 km · Orós 46 km · São João do Rio do Peixe 58 km · Sousa 68 km · Jaguaretama 73 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 Miguel (-6.2119°, -38.4969°, elevation 682 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).