São Bernardo weather in January

In January, São Bernardo sees average daytime highs of 32°C and overnight lows near 24°C, with 166 mm of rain across 19.5 wet days and about 12.2 hours of daylight. It is the 7th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 33°C in the first days to 32°C by the end. The sky is clear or mostly clear about 10% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 12 h 12 min at the start of January to 12 h 06 min by month's end. Set against the rest of the year, January is São Bernardo's 9th-clearest and 6th-windiest month. For the whole year in context, see São Bernardo's year-round climate.

Daytime high
32°
7th warmest
Overnight low
24°
9th coldest
Rainfall
166 mm
19.5 wet days
Daylight
12 h 12 min
5:54 AM – 6:04 PM
Cloud cover
74%
9th clearest
Wind
11 km/h
6th windiest
Solar energy
5.17 kWh/m²
Travel score
2.8
out of 10

São Bernardo is human settlement in Brazil.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 33°C in the first days to 32°C by the end.

A typical January day in São Bernardo reaches about 32°C in the afternoon and slips back to 24°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 35°C. Set against its neighbours, January runs about 2°C cooler than December and about 1°C warmer than February.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13424
23424
33424
43324
53324
63324
73324
83324
93324
103324
113324
123324
133324
143224
153224
163224
173224
183224
193224
203224
213224
223224
233224
243224
253224
263224
273224
283224
293224
303224
313224

How January really feels in São Bernardo

Once humidity and wind are folded in, January 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 January is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

São Bernardo weather by month

How January compares with the rest of the year at a glance. January is the 7th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 24°16619.512.22.8
Feb31° / 24°21722.312.12.8
Mar31° / 24°28127.2122.7
Apr31° / 23°29425.711.92.8
May31° / 24°18018.511.83.5
Jun32° / 23°44911.84.3
Jul33° / 23°233.811.84.4
Aug34° / 23°40.811.93.6
Sep36° / 24°20.5122.8
Oct36° / 24°81.312.12.5
Nov36° / 24°132.712.22.5
Dec35° / 24°497.312.22.7

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 17% of January, with mostly cloudy or overcast conditions the remaining 73%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13961
23862
33664
43565
53466
63268
73169
82971
92971
102773
112674
122476
132377
142278
152278
162179
172179
182278
192377
202476
212476
222674
232674
242674
252674
262674
272674
282674
292773
302773
312773

Chance of precipitation in January

Any precipitation

São Bernardo gets around 166 mm of rain over 19.5 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 63% and peaks near 68% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
147
248
350
452
554
655
756
858
959
1061
1162
1263
1365
1466
1567
1667
1768
1868
1968
2068
2168
2268
2368
2468
2568
2668
2768
2868
2968
3068
3168

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the oppressive band about 91% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
114860
213870
312880
411890
511890
610900
79910
89901
98911
108911
117921
127921
136931
146922
155932
165932
175932
185923
194933
204933
214933
224924
234924
244924
254924
264924
274915
284915
294915
304915
313916

Wind in January

Winds average 11 km/h in January.

Across January, daily wind ranges from about 10 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112light breeze
212light breeze
312calm
412calm
512calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in January

DaylightNight

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

Days shrink by about 6 minutes over January. Sunrise moves from 5:47 AM to 5:59 AM, and sunset from 5:59 PM to 6:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:475:59
212.25:485:59
312.25:485:59
412.25:486:00
512.25:496:00
612.25:496:01
712.25:506:01
812.25:506:01
912.25:516:02
1012.25:516:02
1112.25:526:03
1212.25:526:03
1312.25:526:03
1412.25:536:04
1512.25:536:04
1612.25:546:04
1712.25:546:05
1812.25:546:05
1912.25:556:05
2012.25:556:05
2112.25:566:06
2212.25:566:06
2312.25:566:06
2412.25:576:06
2512.25:576:06
2612.25:576:07
2712.25:586:07
2812.25:586:07
2912.25:586:07
3012.15:586:07
3112.15:596:07

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.17 kWh/m².

For context, solar energy here swings from a low near 4.64 kWh/m² to a high of 6.67 kWh/m² in October across the year — January's 5.17 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
95.2Bright
105.2Bright
115.2Bright
125.2Bright
135.1Bright
145.1Bright
155.1Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.1Bright
255.1Bright
265.1Bright
275.1Bright
285.1Bright
295.1Bright
305.1Bright
315.1Bright
Planning a trip in January

Hazard calendar for São Bernardo

In seasonPeak

In January, São Bernardo sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

São Bernardo'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 January a good time to visit São Bernardo?

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

2.8
Sightseeing
5th-best month of the year
4.8
Beach & pool
9th-best month of the year

January is a weaker month for outdoor sightseeing in São Bernardo.

What to pack for São Bernardo in January

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

In January, São Bernardo sees daytime highs around 32°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 20 days see rain.

light clothesrain gearsun protection

UV index in São Bernardo in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 13 (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 Bernardo peaks around March 16 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 14 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeExtremeMar 16UV 15Jul 14UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Extreme
Jul10Very high
Aug10Extreme
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec11Extreme

Air quality in São Bernardo 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 São Bernardo is worst in July — around 20 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (May, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateGoodModerateJul 1719 µg/m³May 219 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb15Moderate
Mar14Moderate
Apr11Good
May8Good
Jun9Good
Jul20Moderate
Aug12Good
Sep9Good
Oct11Good
Nov14Moderate
Dec14Moderate
Location & terrain

Where is São Bernardo?

São Bernardo sits at 3.4°S, 42.4°W, 29 m above sea level, in Brazil. The nearest listed city is Luzilândia, 12 km away.

Topography around São Bernardo

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

Within 3 km, the terrain around São Bernardo has only modest variations in elevation — a maximum elevation change of 69 m around an average of 43 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 110 m; within 80 km, only modest variations in elevation — a maximum elevation change of 246 m.

The land around São Bernardo is covered by trees (63%) and grassland (28%) within 3 km, trees (60%) and grassland (24%) within 16 km, and trees (59%) within 80 km.

3 km
69 m
16 km
110 m
80 km
246 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
January weather nearby: Luzilândia 12 km · Santa Quitéria do Maranhão 22 km · Brejo 51 km · Esperantina 63 km · Buriti dos Lopes 65 km · Tutóia 69 km · Paulino Neves 73 km · Araioses 78 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 Bernardo (-3.3614°, -42.4178°, elevation 29 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).