Japeri weather in October

In October, Japeri sees average daytime highs of 27°C and overnight lows near 20°C, with 114 mm of rain across 13.9 wet days and about 12.5 hours of daylight. It is the 7th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 19% 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 48 min by month's end. Set against the rest of the year, October is Japeri's 9th-clearest and 2nd-windiest month. For the whole year in context, see Japeri's year-round climate.

Daytime high
27°
7th warmest
Overnight low
20°
6th coldest
Rainfall
114 mm
13.9 wet days
Daylight
12 h 30 min
6:24 AM – 6:56 PM
Cloud cover
69%
9th clearest
Wind
7 km/h
2nd windiest
Solar energy
5 kWh/m²
Travel score
5.8
out of 10
Air quality
Moderate
PM10 33.8 µg/m³ · 2019

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 27°C through the month.

A typical October day in Japeri reaches about 27°C in the afternoon and slips back to 20°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 32°C. Set against its neighbours, October runs about 1°C warmer than September and on par with November.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12619
22619
32619
42619
52719
62719
72719
82720
92720
102720
112720
122720
132720
142720
152720
162720
172720
182720
192720
202720
212720
222720
232720
242720
252720
262720
272720
282720
292720
302720
312720

How October really feels in Japeri

Once humidity and wind are folded in, October averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

October sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Japeri weather by month

How October compares with the rest of the year at a glance. October is the 7th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°2732113.23.6
Feb31° / 23°19717.612.83.7
Mar29° / 22°20020.112.24.1
Apr28° / 21°10613.111.55.8
May26° / 18°6810.310.96.8
Jun25° / 17°406.610.67.6
Jul25° / 16°406.610.87.7
Aug25° / 17°356.811.27.5
Sep26° / 18°7911.111.96.5
Oct27° / 20°11413.912.55.8
Nov27° / 21°19018.713.14.9
Dec29° / 22°22720.813.44.0

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 13% of October, with mostly cloudy or overcast conditions the remaining 67%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13466
23466
33466
43466
53565
63565
73565
83565
93565
103565
113466
123466
133466
143367
153367
163268
173268
183169
193268
203169
213169
223169
233070
243070
253070
262971
272971
282971
293070
303070
312971

Chance of precipitation in October

Any precipitation

Japeri gets around 114 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 54% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
145
244
344
443
542
641
741
840
940
1040
1140
1240
1341
1441
1542
1642
1743
1844
1945
2046
2147
2248
2349
2450
2550
2651
2751
2852
2953
3053
3154

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 49% of days. Sticky, muggy-or-worse air turns up on roughly 61% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
131240396
231240397
321239407
421238417
521138428
621137438
711136448
811135458
911134468
1011133479
1111032489
1211031489
13110304910
1419305010
1519295011
1618285211
1718275212
1817275213
1917265313
2016255414
2106255415
2206245515
2306245416
2406245317
2506245317
2606235318
2706235318
2806235219
2906235219
3006235219
3106235120

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 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
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 12 min at the start of October to 12 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 36 minutes over October. Sunrise moves from 6:37 AM to 6:13 AM, and sunset from 6:50 PM to 7:03 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:376:50
212.26:366:50
312.36:356:51
412.36:346:51
512.36:336:51
612.36:336:52
712.36:326:52
812.46:316:52
912.46:306:53
1012.46:296:53
1112.46:286:54
1212.46:276:54
1312.56:266:54
1412.56:256:55
1512.56:246:55
1612.56:246:56
1712.66:236:56
1812.66:226:57
1912.66:216:57
2012.66:206:58
2112.66:206:58
2212.76:196:58
2312.76:186:59
2412.76:186:59
2512.76:177:00
2612.76:167:00
2712.86:167:01
2812.86:157:02
2912.86:147:02
3012.86:147:03
3112.86:137:03

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5 kWh/m².

For context, solar energy here swings from a low near 3.32 kWh/m² to a high of 5.86 kWh/m² in February across the year — October's 5 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.6Bright
24.7Bright
34.7Bright
44.7Bright
54.8Bright
64.8Bright
74.8Bright
84.9Bright
94.9Bright
104.9Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in October

Hazard calendar for Japeri

In seasonPeak

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

Japeri's rainy season runs November–March, 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 Japeri?

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

5.8
Sightseeing
6th-best month of the year
5.8
Beach & pool
7th-best month of the year

October is a reasonable time to visit Japeri for sightseeing.

What to pack for Japeri in October

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

In October, Japeri sees daytime highs around 27°C and nights near 20°C. Pack rain gear. Worth having: light clothes and sun protection. About 14 days see rain.

rain gearlight clothessun protection

Sea temperature near Japeri in October

The nearest coast averages about 22°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 54 km away) is warmest in February at about 26°C and coldest in August near 21°C.

The water stays above 20°C all year — warm enough for a swim any month.

20°22°24°26°28°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb26Warm
Mar26Warm
Apr25Warm
May24Refreshing
Jun23Refreshing
Jul22Refreshing
Aug21Refreshing
Sep21Refreshing
Oct22Refreshing
Nov23Refreshing
Dec24Warm

UV index in Japeri 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 Japeri peaks around January 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 13 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighExtremeJan 16UV 14Jul 13UV 5
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar12Extreme
Apr9Very high
May6High
Jun6High
Jul5Moderate
Aug8Very high
Sep6High
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Japeri 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 Japeri is worst in July — around 38 µg/m³ PM2.5 (poor), about 2.0× the cleanest month (December, 19 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateModerateJul 1237 µg/m³Dec 2319 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb19Moderate
Mar21Moderate
Apr24Moderate
May31Moderate
Jun36Poor
Jul38Poor
Aug32Moderate
Sep37Poor
Oct24Moderate
Nov20Moderate
Dec19Moderate
Location & terrain

Where is Japeri?

Japeri sits at 22.6°S, 43.7°W, 32 m above sea level, in Brazil. The nearest listed city is Paracambi, 7.0 km away.

Topography around Japeri

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

Within 3 km, the terrain around Japeri has significant variations in elevation — a maximum elevation change of 529 m around an average of 97 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,157 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,224 m.

The land around Japeri is covered by trees (45%) and grassland (43%) within 3 km, trees (57%) and grassland (36%) within 16 km, and trees (39%), grassland (31%) and water (23%) within 80 km.

3 km
529 m
16 km
1,157 m
80 km
2,224 m
treesgrasslandartificial surfaceswaterwetlandmangroves
October weather nearby: Paracambi 7.0 km · Seropédica 13 km · Queimados 13 km · Universidade Rural 14 km · Mendes 15 km · Nova Iguaçu 24 km · Piraí 25 km · Barra do Piraí 26 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 Japeri (-22.6431°, -43.6533°, 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).