Barro weather in January

In January, Barro sees average daytime highs of 33°C and overnight lows near 23°C, with 118 mm of rain across 13.7 wet days and about 12.4 hours of daylight. It is the 5th-warmest and 3rd-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 19% of the time in January, and the air most often feels muggy.

Daylight stretches from about 12 h 24 min at the start of January to 12 h 18 min by month's end. Set against the rest of the year, January is Barro's 11th-clearest and 9th-windiest month. For the whole year in context, see Barro's year-round climate.

Daytime high
33°
5th warmest
Overnight low
23°
10th coldest
Rainfall
118 mm
13.7 wet days
Daylight
12 h 24 min
5:33 AM – 5:56 PM
Cloud cover
65%
11th clearest
Wind
8 km/h
9th windiest
Solar energy
5.91 kWh/m²
Travel score
3.2
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 33°C through the month.

A typical January day in Barro reaches about 33°C in the afternoon and slips back to 23°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 36°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
43424
53424
63424
73324
83323
93323
103323
113323
123323
133323
143323
153323
163323
173323
183323
193323
203223
213223
223223
233223
243223
253223
263223
273223
283223
293223
303223
313223

How January really feels in Barro

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.

Barro weather by month

How January compares with the rest of the year at a glance. January is the 5th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 23°11813.712.43.2
Feb32° / 23°15614.512.23.4
Mar31° / 23°19018.9123.4
Apr31° / 22°11514.411.83.9
May31° / 22°498.211.74.8
Jun30° / 21°183.711.65.5
Jul31° / 20°7211.65.6
Aug32° / 20°40.611.85.0
Sep34° / 21°20.4123.8
Oct35° / 23°71.212.23.0
Nov35° / 24°102.212.32.9
Dec35° / 24°355.412.43.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 24% of January, with mostly cloudy or overcast conditions the remaining 57%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25050
35050
44951
54852
64852
74753
84654
94555
104456
114456
124357
134159
144060
153961
163961
173961
183961
193862
203961
214060
224060
234159
244159
254159
264159
274258
284258
294258
304258
314357

Chance of precipitation in January

Any precipitation

Barro gets around 118 mm of rain over 13.7 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 44% and peaks near 52% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
130
231
332
433
534
635
736
837
938
1039
1141
1243
1344
1446
1547
1649
1750
1851
1951
2052
2152
2252
2352
2452
2551
2651
2750
2849
2948
3047
3147

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 40% of days. Sticky, muggy-or-worse air turns up on roughly 67% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1113383810
2112373811
3112373812
4111363913
5111353914
6111343916
7110333917
8110323918
919314019
1009304020
1109294022
1208284023
1308274025
1407264026
1507254028
1607244029
1706233931
1806223932
1906213934
2006213835
2106203836
2205203936
2305193936
2405193937
2505194036
2604184136
2704184236
2804184335
2904174434
3004174633
3104174732

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 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
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 12 h 24 min at the start of January to 12 h 18 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 5:26 AM to 5:39 AM, and sunset from 5:51 PM to 5:58 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:265:51
212.45:265:51
312.45:275:51
412.45:275:52
512.45:285:52
612.45:285:53
712.45:295:53
812.45:295:53
912.45:305:54
1012.45:305:54
1112.45:315:54
1212.45:315:55
1312.45:325:55
1412.45:325:55
1512.45:335:55
1612.45:335:56
1712.45:345:56
1812.45:345:56
1912.45:345:56
2012.45:355:57
2112.45:355:57
2212.45:365:57
2312.35:365:57
2412.35:375:57
2512.35:375:57
2612.35:375:58
2712.35:385:58
2812.35:385:58
2912.35:385:58
3012.35:395:58
3112.35:395:58

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.91 kWh/m².

For context, solar energy here swings from a low near 4.61 kWh/m² to a high of 7.03 kWh/m² in October across the year — January's 5.91 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.2Intense
46.2Intense
56.1Intense
66.1Intense
76.1Intense
86.0Intense
96.0Intense
106.0Bright
116.0Bright
125.9Bright
135.9Bright
145.9Bright
155.8Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.8Bright
275.9Bright
285.9Bright
295.9Bright
306.0Bright
316.0Bright
Planning a trip in January

Hazard calendar for Barro

In seasonPeak

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

Barro's monsoon runs January–April, 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 Barro?

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

3.2
Sightseeing
9th-best month of the year
5.7
Beach & pool
10th-best month of the year

January is a weaker month for outdoor sightseeing in Barro.

What to pack for Barro in January

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

In January, Barro sees daytime highs around 33°C and nights near 23°C. Pack light clothes. Worth having: rain gear and sun protection. About 14 days see rain.

light clothesrain gearsun protection

UV index in Barro in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Barro peaks around March 13 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 13UV 15Jul 14UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Extreme
Sep12Extreme
Oct13Extreme
Nov12Extreme
Dec12Extreme
Location & terrain

Where is Barro?

Barro sits at 7.2°S, 38.8°W, 579 m above sea level, in Brazil. The nearest listed city is Mauriti, 23 km away.

Topography around Barro

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

Within 3 km, the terrain around Barro has only modest variations in elevation — a maximum elevation change of 105 m around an average of 378 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 496 m; within 80 km, large variations in elevation — a maximum elevation change of 847 m.

The land around Barro is covered by shrubs (50%) and grassland (35%) within 3 km, shrubs (58%) and grassland (23%) within 16 km, and shrubs (55%) and grassland (26%) within 80 km.

3 km
105 m
16 km
496 m
80 km
847 m
treesshrubsgrasslandcroplandartificial surfaceswater
January weather nearby: Mauriti 23 km · Milagres 24 km · São José de Piranhas 31 km · Aurora 33 km · Cajazeiras 41 km · Missão Velha 41 km · Brejo Santo 42 km · Lavras da Mangabeira 51 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 Barro (-7.1785°, -38.78°, elevation 579 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).