Brotas weather in January

In January, Brotas sees average daytime highs of 29°C and overnight lows near 20°C, with 256 mm of rain across 23 wet days and about 13.2 hours of daylight. It is the 3rd-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 13% of the time in January, and the air most often feels muggy.

Daylight stretches from about 13 h 18 min at the start of January to 13 hours by month's end. Set against the rest of the year, January is Brotas's 12th-clearest and 10th-windiest month. For the whole year in context, see Brotas's year-round climate.

Daytime high
29°
3rd warmest
Overnight low
20°
12th coldest
Rainfall
256 mm
23 wet days
Daylight
13 h 12 min
6:45 AM – 7:59 PM
Cloud cover
76%
12th clearest
Wind
9 km/h
10th windiest
Solar energy
5.54 kWh/m²
Travel score
3.8
out of 10

Brotas 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

Day-to-day highs hold fairly steady near 29°C through the month.

A typical January day in Brotas reaches about 29°C in the afternoon and slips back to 20°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 33°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)
12920
22920
32920
42920
52920
62920
72920
82920
92920
102920
112920
122920
132920
142920
152920
162920
172920
182920
192920
202920
212920
222920
232920
242920
252920
262920
272920
282920
292920
302920
312920

Brotas weather by month

How January compares with the rest of the year at a glance. January is the 3rd-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 20°2562313.23.8
Feb29° / 20°19219.712.83.9
Mar29° / 20°1521912.24.5
Apr28° / 18°608.611.56.5
May25° / 15°556.310.97.6
Jun25° / 14°374.110.78.2
Jul25° / 13°273.610.88.3
Aug27° / 14°293.711.27.9
Sep28° / 16°637.811.96.2
Oct29° / 18°11213.212.55.0
Nov29° / 19°16016.413.14.6
Dec29° / 20°20221.413.34.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 13% 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 74%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12773
22674
32575
42575
52476
62476
72476
82377
92377
102377
112377
122377
132575
142575
152575
162575
172575
182575
192575
202674
212674
222773
232773
242971
252971
263070
273070
283070
293169
303169
313268

Chance of precipitation in January

Any precipitation

Brotas gets around 256 mm of rain over 23 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 75% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
171
271
371
471
571
672
772
872
972
1072
1172
1272
1372
1472
1572
1673
1773
1873
1974
2074
2174
2274
2375
2475
2575
2675
2775
2875
2975
3074
3174

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 67% of days. Sticky, muggy-or-worse air turns up on roughly 86% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
101166716
201166716
301156717
401156717
501146817
601146718
701146718
801136818
901136818
1001126918
1101126918
1201126918
1301126918
1402126818
1502116918
1602116918
1702116918
1802116918
1902116819
2002116819
2102116819
2202116819
2302126620
2412126520
2512116620
2612116620
2712116620
2813116421
2913116421
3013116421
3113116421

Wind in January

Winds average 9 km/h in January.

Across January, 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
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 13 h 18 min at the start of January to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over January. Sunrise moves from 6:35 AM to 6:55 AM, and sunset from 7:56 PM to 7:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.36:357:56
213.36:367:56
313.36:377:57
413.36:377:57
513.36:387:57
613.36:387:57
713.36:397:57
813.36:407:58
913.36:407:58
1013.36:417:58
1113.36:427:58
1213.36:427:58
1313.36:437:58
1413.26:447:58
1513.26:447:59
1613.26:457:59
1713.26:467:59
1813.26:467:59
1913.26:477:59
2013.26:487:59
2113.26:487:58
2213.26:497:58
2313.16:507:58
2413.16:507:58
2513.16:517:58
2613.16:527:58
2713.16:527:58
2813.16:537:57
2913.16:547:57
3013.06:547:57
3113.06:557:57

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.54 kWh/m².

For context, solar energy here swings from a low near 3.72 kWh/m² to a high of 5.99 kWh/m² in November across the year — January's 5.54 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.7Bright
55.6Bright
65.6Bright
75.6Bright
85.6Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.6Bright
295.6Bright
305.6Bright
315.7Bright
Planning a trip in January

Hazard calendar for Brotas

In seasonPeak

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

Brotas's monsoon runs November–March, 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 Brotas?

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

3.8
Sightseeing
12th-best month of the year
4.9
Beach & pool
12th-best month of the year

January is a weaker month for outdoor sightseeing in Brotas.

What to pack for Brotas in January

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

In January, Brotas sees daytime highs around 29°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 23 days see rain.

light clothesrain gearsun protection

UV index in Brotas 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 Brotas peaks around January 20 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 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 11UV 6
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar12Extreme
Apr10Very high
May7High
Jun6High
Jul6High
Aug8Very high
Sep9Very high
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Brotas 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 Brotas is worst in September — around 25 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (December, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1125 µg/m³Dec 1211 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb12Good
Mar12Moderate
Apr14Moderate
May16Moderate
Jun17Moderate
Jul18Moderate
Aug24Moderate
Sep25Moderate
Oct18Moderate
Nov11Good
Dec11Good
Location & terrain

Where is Brotas?

Brotas sits at 22.3°S, 48.1°W, 651 m above sea level, in Brazil. The nearest listed city is Dois Córregos, 28 km away.

Topography around Brotas

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

Within 3 km, the terrain around Brotas has only modest variations in elevation — a maximum elevation change of 153 m around an average of 653 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 426 m; within 80 km, large variations in elevation — a maximum elevation change of 679 m.

The land around Brotas is covered by cropland (37%) and trees (26%) within 3 km, cropland (45%) and trees (41%) within 16 km, and cropland (50%) and trees (30%) within 80 km.

3 km
153 m
16 km
426 m
80 km
679 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Dois Córregos 28 km · Itirapina 31 km · São Pedro 37 km · São Carlos 38 km · Ibaté 39 km · Charqueada 44 km · Jaú 44 km · Barra Bonita 50 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 Brotas (-22.2842°, -48.1267°, elevation 651 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).