Alenquer weather in October

In October, Alenquer sees average daytime highs of 33°C and overnight lows near 26°C, with 79 mm of rain across 9.7 wet days and about 12 hours of daylight. It is the 2nd-warmest and 10th-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 oppressive.

Daylight stretches from about 12 hours at the start of October to 12 h 06 min by month's end. Set against the rest of the year, October is Alenquer's 4th-clearest and 2nd-windiest month. For the whole year in context, see Alenquer's year-round climate.

Daytime high
33°
2nd warmest
Overnight low
26°
12th coldest
Rainfall
79 mm
9.7 wet days
Daylight
12 hours
6:23 AM – 6:25 PM
Cloud cover
57%
4th clearest
Wind
9 km/h
2nd windiest
Solar energy
6.36 kWh/m²
Travel score
3.3
out of 10

Alenquer is human 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 33°C through the month.

A typical October day in Alenquer reaches about 33°C in the afternoon and slips back to 26°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 35°C. Set against its neighbours, October runs on par with September and on par with November.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13426
23426
33426
43426
53426
63426
73426
83326
93326
103326
113326
123326
133326
143326
153326
163326
173326
183326
193326
203326
213326
223326
233326
243326
253326
263326
273326
283326
293326
303326
313326

How October really feels in Alenquer

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
24 feel dangerously hot (≥ 39°C)
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.

Alenquer weather by month

How October compares with the rest of the year at a glance. October is the 2nd-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 25°32825.412.13.0
Feb30° / 25°30524.212.12.9
Mar30° / 25°38928.4122.8
Apr30° / 25°38028.1122.7
May30° / 25°3032811.92.9
Jun31° / 24°14321.411.93.5
Jul31° / 24°8214.911.94.1
Aug33° / 25°507.911.94.1
Sep33° / 26°547.6123.6
Oct33° / 26°799.7123.3
Nov33° / 26°13014.312.13.2
Dec32° / 25°18518.812.13.1

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 18% of October, with mostly cloudy or overcast conditions the remaining 49%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16337
26238
36139
46040
55842
65743
75644
85545
95446
105347
115248
125248
135050
145050
154951
164951
174951
184852
194852
204852
214852
224852
234852
244753
254753
264654
274555
284456
294357
304258
314159

Chance of precipitation in October

Any precipitation

Alenquer gets around 79 mm of rain over 9.7 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 32% and peaks near 38% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
129
230
330
430
531
631
731
831
931
1031
1131
1231
1331
1431
1531
1631
1731
1831
1931
2031
2131
2231
2332
2432
2533
2634
2734
2835
2936
3037
3138

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

Most of October feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, October lands in the oppressive band about 62% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
156629
256629
356629
456629
556629
656629
756629
856629
956629
1056530
1156530
1256530
1356530
1456431
1556431
1656431
1756431
1856431
1956332
2056332
2156233
2256233
2356134
2456035
2555936
2655936
2755837
2855738
2955639
3055540
3155441

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
199calm
209calm
219calm
229calm
239calm
249calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 hours at the start of October to 12 h 06 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 6:27 AM to 6:20 AM, and sunset from 6:28 PM to 6:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:276:28
212.06:276:28
312.06:276:28
412.06:266:28
512.06:266:27
612.06:266:27
712.06:256:27
812.06:256:27
912.06:256:27
1012.06:246:26
1112.06:246:26
1212.06:246:26
1312.06:236:26
1412.06:236:26
1512.06:236:25
1612.06:236:25
1712.06:226:25
1812.06:226:25
1912.06:226:25
2012.16:226:25
2112.16:226:25
2212.16:216:25
2312.16:216:25
2412.16:216:25
2512.16:216:25
2612.16:216:24
2712.16:216:24
2812.16:216:24
2912.16:216:24
3012.16:216:24
3112.16:206:25

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 6.36 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.26 kWh/m² to a high of 6.36 kWh/m² in October across the year — October's 6.36 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.4Intense
26.4Intense
36.4Intense
46.4Intense
56.4Intense
66.4Intense
76.4Intense
86.4Intense
96.4Intense
106.4Intense
116.4Intense
126.4Intense
136.4Intense
146.4Intense
156.4Intense
166.4Intense
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 Alenquer

In seasonPeak

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

Alenquer's rainy season runs December–May, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is October a good time to visit Alenquer?

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

3.3
Sightseeing
5th-best month of the year
6.2
Beach & pool
3rd-best month of the year

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

What to pack for Alenquer in October

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

In October, Alenquer sees daytime highs around 33°C and nights near 26°C. Pack light clothes and sun protection. Worth having: rain gear. About 10 days see rain.

light clothessun protectionrain gear

UV index in Alenquer 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 Alenquer peaks around March 13 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 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 12UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Extreme
Sep11Extreme
Oct12Extreme
Nov10Very high
Dec11Extreme

Air quality in Alenquer 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 Alenquer is worst in November — around 31 µg/m³ PM2.5 (moderate), about 3.5× the cleanest month (June, 9 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateNov 1530 µg/m³Jun 209 µg/m³
PM2.5 (µg/m³)Level
Jan17Moderate
Feb16Moderate
Mar16Moderate
Apr14Moderate
May10Good
Jun9Good
Jul9Good
Aug12Good
Sep15Moderate
Oct24Moderate
Nov31Moderate
Dec23Moderate
Location & terrain

Where is Alenquer?

Alenquer sits at 1.9°S, 54.7°W, 32 m above sea level, in Brazil. The nearest listed city is Santarém, 56 km away.

Topography around Alenquer

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

Within 3 km, the terrain around Alenquer has only modest variations in elevation — a maximum elevation change of 56 m around an average of 19 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 93 m; within 80 km, large variations in elevation — a maximum elevation change of 691 m.

The land around Alenquer is covered by grassland (39%) and trees (23%) within 3 km, trees (34%) and grassland (33%) within 16 km, and trees (49%), grassland (23%) and water (23%) within 80 km.

3 km
56 m
16 km
93 m
80 km
691 m
treesgrasslandartificial surfaceswaterwetland
October weather nearby: Santarém 56 km · Monte Alegre 73 km · Belterra 80 km · Mojuí dos Campos 83 km · Óbidos 87 km · Oriximiná 127 km · Prainha 141 km · Juruti 152 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 Alenquer (-1.9417°, -54.7383°, elevation 32 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).