Bairro da Penha weather in January

In January, Bairro da Penha sees average daytime highs of 28°C and overnight lows near 19°C, with 235 mm of rain across 22.8 wet days and about 13.3 hours of daylight. It is the 2nd-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 12% of the time in January, and the air most often feels muggy.

Daylight stretches from about 13 h 24 min at the start of January to 13 h 06 min by month's end. Set against the rest of the year, January is Bairro da Penha's 12th-clearest and 8th-windiest month. For the whole year in context, see Bairro da Penha's year-round climate.

Daytime high
28°
2nd warmest
Overnight low
19°
12th coldest
Rainfall
235 mm
22.8 wet days
Daylight
13 h 18 min
6:36 AM – 7:53 PM
Cloud cover
77%
12th clearest
Wind
8 km/h
8th windiest
Solar energy
5.26 kWh/m²
Travel score
4.4
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical January day in Bairro da Penha reaches about 28°C in the afternoon and slips back to 19°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 31°C. Set against its neighbours, January runs on par with December and on par with February.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12719
22719
32719
42819
52819
62819
72819
82819
92819
102819
112819
122819
132819
142819
152819
162819
172819
182819
192819
202819
212819
222819
232819
242819
252819
262819
272819
282819
292819
302819
312819

Bairro da Penha weather by month

How January compares with the rest of the year at a glance. January is the 2nd-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 19°23522.813.34.4
Feb28° / 19°18119.212.84.6
Mar27° / 18°14919.112.25.1
Apr26° / 17°629.911.56.7
May23° / 14°597.610.97.3
Jun23° / 12°405.110.67.7
Jul23° / 12°45510.77.8
Aug24° / 12°365.211.27.9
Sep25° / 15°8110.211.96.8
Oct26° / 16°11414.512.55.8
Nov26° / 17°15016.813.15.4
Dec27° / 19°18320.413.44.8

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 12% of the time in January, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 13% of January, with mostly cloudy or overcast conditions the remaining 75%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12476
22476
32476
42476
52476
62377
72377
82377
92476
102476
112476
122575
132575
142575
152575
162575
172575
182476
192476
202476
212476
222476
232575
242575
252575
262575
272674
282674
292674
302872
312971

Chance of precipitation in January

Any precipitation

Bairro da Penha gets around 235 mm of rain over 22.8 wet days in January, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 73% and peaks near 73% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
171
271
371
472
572
673
773
873
973
1073
1173
1273
1373
1473
1573
1673
1773
1873
1973
2073
2173
2273
2373
2473
2573
2673
2773
2873
2973
3073
3172

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the muggy band about 77% of days. Sticky, muggy-or-worse air turns up on roughly 79% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1122752
2121753
3121753
4121753
5120763
6020773
7020773
8020773
9020773
10120763
11120763
12120763
13120763
14120763
15120763
16120763
17121753
18121753
19120763
20120763
21120763
22120772
23120772
24119782
25119773
26118783
27118783
28117793
29217783
30217783
31216793

Wind in January

Winds average 8 km/h in January.

Across January, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 13 h 24 min at the start of January to 13 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over January. Sunrise moves from 6:26 AM to 6:46 AM, and sunset from 7:51 PM to 7:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.46:267:51
213.46:277:51
313.46:277:51
413.46:287:52
513.46:287:52
613.46:297:52
713.46:307:52
813.46:307:53
913.46:317:53
1013.46:327:53
1113.36:327:53
1213.36:337:53
1313.36:347:53
1413.36:347:53
1513.36:357:53
1613.36:367:53
1713.36:367:53
1813.36:377:53
1913.36:387:53
2013.26:397:53
2113.26:397:53
2213.26:407:53
2313.26:417:53
2413.26:417:53
2513.26:427:53
2613.26:437:52
2713.16:437:52
2813.16:447:52
2913.16:457:52
3013.16:457:51
3113.16:467:51

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.26 kWh/m².

For context, solar energy here swings from a low near 3.42 kWh/m² to a high of 5.54 kWh/m² in December across the year — January's 5.26 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.4Bright
305.4Bright
315.4Bright
Planning a trip in January

Hazard calendar for Bairro da Penha

In seasonPeak

In January, Bairro da Penha sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Bairro da Penha's rainy season runs October–March, when most of the year's rain falls.

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

Is January a good time to visit Bairro da Penha?

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

4.4
Sightseeing
12th-best month of the year
4.7
Beach & pool
12th-best month of the year

January is a reasonable time to visit Bairro da Penha for sightseeing.

What to pack for Bairro da Penha in January

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

In January, Bairro da Penha sees daytime highs around 28°C and nights near 19°C. Pack light clothes and rain gear. Worth having: sun protection. About 23 days see rain.

light clothesrain gearsun protection

Sea temperature near Bairro da Penha in January

The nearest coast averages about 27°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 59 km away) is warmest in February at about 27°C and coldest in August near 21°C.

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

20°25°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar27Warm
Apr26Warm
May24Refreshing
Jun22Refreshing
Jul21Refreshing
Aug21Refreshing
Sep21Refreshing
Oct22Refreshing
Nov23Refreshing
Dec25Warm

UV index in Bairro da Penha in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 15 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Bairro da Penha peaks around January 20 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 20UV 15Jul 12UV 6
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar12Extreme
Apr9Very high
May7High
Jun6High
Jul5High
Aug8Very high
Sep8Very high
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Bairro da Penha in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Bairro da Penha is worst in June — around 71 µg/m³ PM2.5 (unhealthy), about 2.3× the cleanest month (December, 31 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyPoorModerateJun 2370 µg/m³Dec 2031 µg/m³
PM2.5 (µg/m³)Level
Jan32Moderate
Feb34Moderate
Mar41Poor
Apr48Poor
May62Unhealthy
Jun71Unhealthy
Jul70Unhealthy
Aug60Unhealthy
Sep53Poor
Oct39Poor
Nov32Moderate
Dec31Moderate
Location & terrain

Where is Bairro da Penha?

Bairro da Penha sits at 23.4°S, 46.3°W, 823 m above sea level, in Brazil. The nearest listed city is Arujá, 3.0 km away.

Topography around Bairro da Penha

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

Within 3 km, the terrain around Bairro da Penha has significant variations in elevation — a maximum elevation change of 294 m around an average of 787 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 837 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,045 m.

The land around Bairro da Penha is covered by trees (60%) and grassland (24%) within 3 km, trees (60%) and grassland (22%) within 16 km, and trees (54%) and grassland (22%) within 80 km.

3 km
294 m
16 km
837 m
80 km
2,045 m
treesgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Arujá 3.0 km · Bairro Parque Nossa Senhora do Carmo 4.0 km · Santa Isabel 11 km · Itaquaquecetuba 14 km · Jardim Helena 17 km · Itaim Paulista 17 km · Poá 18 km · São Miguel 19 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 Bairro da Penha (-23.3684°, -46.311°, elevation 823 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).