Bacabal weather in January

In January, Bacabal sees average daytime highs of 32°C and overnight lows near 24°C, with 249 mm of rain across 25.2 wet days and about 12.2 hours of daylight. It is the 8th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 5% 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 12 min by month's end. Set against the rest of the year, January is Bacabal's 9th-clearest and 8th-windiest month. For the whole year in context, see Bacabal's year-round climate.

Daytime high
32°
8th warmest
Overnight low
24°
8th coldest
Rainfall
249 mm
25.2 wet days
Daylight
12 h 12 min
6:02 AM – 6:15 PM
Cloud cover
80%
9th clearest
Wind
5 km/h
8th windiest
Solar energy
4.75 kWh/m²
Travel score
2.6
out of 10

Bacabal 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 32°C through the month.

A typical January day in Bacabal reaches about 32°C in the afternoon and slips back to 24°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 34°C. Set against its neighbours, January runs about 2°C cooler than December and on par with February.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13324
23224
33224
43224
53224
63224
73224
83224
93224
103224
113224
123224
133224
143224
153224
163224
173224
183124
193124
203124
213124
223124
233124
243124
253124
263124
273124
283124
293124
303124
313124

How January really feels in Bacabal

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.

Bacabal weather by month

How January compares with the rest of the year at a glance. January is the 8th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 24°24925.212.22.6
Feb31° / 23°2672512.12.5
Mar31° / 23°31629.1122.5
Apr31° / 24°26526.711.92.6
May31° / 24°13018.511.83.5
Jun32° / 23°357.311.84.5
Jul33° / 23°15311.84.4
Aug34° / 23°51.111.93.7
Sep35° / 24°71.3123.0
Oct36° / 25°173.412.12.6
Nov35° / 25°518.212.22.6
Dec34° / 24°13115.412.22.7

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 5% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 10% of January, with mostly cloudy or overcast conditions the remaining 85%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12278
22278
32179
42080
51981
61882
71783
81783
91585
101585
111585
121486
131288
141288
151288
161189
171288
181288
191387
201387
211387
221486
231486
241486
251486
261585
271585
281585
291585
301585
311684

Chance of precipitation in January

Any precipitation

Bacabal gets around 249 mm of rain over 25.2 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 81% and peaks near 85% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
171
272
373
474
575
676
777
877
978
1079
1180
1281
1382
1483
1583
1684
1784
1884
1984
2085
2185
2285
2385
2485
2585
2685
2785
2885
2985
3085
3185

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 59% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
136433
236433
336433
436433
536334
636334
726434
826434
926434
1026335
1126335
1226236
1326236
1426137
1526137
1616138
1716039
1815940
1915841
2015742
2115643
2215643
2305644
2405545
2505545
2605446
2705347
2805347
2905248
3005149
3105149

Wind in January

Winds average 5 km/h in January.

Across January, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in January

DaylightNight

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

Days grow by about 0 minutes over January. Sunrise moves from 5:55 AM to 6:07 AM, and sunset from 6:10 PM to 6:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:556:10
212.25:566:10
312.25:566:10
412.25:566:11
512.25:576:11
612.25:576:12
712.25:586:12
812.25:586:12
912.25:596:13
1012.25:596:13
1112.26:006:13
1212.26:006:14
1312.26:016:14
1412.26:016:14
1512.26:016:15
1612.26:026:15
1712.26:026:15
1812.26:036:16
1912.26:036:16
2012.26:036:16
2112.26:046:16
2212.26:046:17
2312.26:046:17
2412.26:056:17
2512.26:056:17
2612.26:056:17
2712.26:066:18
2812.26:066:18
2912.26:066:18
3012.26:076:18
3112.26:076:18

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.75 kWh/m².

For context, solar energy here swings from a low near 4.36 kWh/m² to a high of 6.3 kWh/m² in October across the year — January's 4.75 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
34.9Bright
44.9Bright
54.9Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.7Bright
114.7Bright
124.7Bright
134.7Bright
144.7Bright
154.7Bright
164.7Bright
174.7Bright
184.7Bright
194.7Bright
204.7Bright
214.7Bright
224.7Bright
234.7Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.7Bright
294.7Bright
304.7Bright
314.7Bright
Planning a trip in January

Hazard calendar for Bacabal

In seasonPeak

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

Bacabal'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 Bacabal?

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

2.6
Sightseeing
7th-best month of the year
4.1
Beach & pool
9th-best month of the year

January is a weaker month for outdoor sightseeing in Bacabal.

What to pack for Bacabal in January

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

In January, Bacabal sees daytime highs around 32°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 25 days see rain.

light clothesrain gearsun protection

UV index in Bacabal 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 Bacabal peaks around March 14 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 24 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 14UV 15Jul 24UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Extreme
Jul10Very high
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec10Extreme

Air quality in Bacabal 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 Bacabal is worst in November — around 27 µg/m³ PM2.5 (moderate), about 3.2× the cleanest month (June, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateNov 1426 µg/m³Jun 189 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb15Moderate
Mar14Moderate
Apr13Moderate
May11Good
Jun9Good
Jul10Good
Aug10Good
Sep13Moderate
Oct22Moderate
Nov27Moderate
Dec20Moderate
Location & terrain

Where is Bacabal?

Bacabal sits at 4.2°S, 44.8°W, 24 m above sea level, in Brazil. The nearest listed city is São Luís Gonzaga do Maranhão, 20 km away.

Topography around Bacabal

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

Within 3 km, the terrain around Bacabal has only modest variations in elevation — a maximum elevation change of 26 m around an average of 20 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 100 m; within 80 km, significant variations in elevation — a maximum elevation change of 260 m.

The land around Bacabal is covered by grassland (47%) and artificial surfaces (29%) within 3 km, grassland (71%) and trees (22%) within 16 km, and grassland (56%) and trees (39%) within 80 km.

3 km
26 m
16 km
100 m
80 km
260 m
treesshrubsgrasslandartificial surfacesbare terrainwaterwetland
January weather nearby: São Luís Gonzaga do Maranhão 20 km · Alto Alegre do Maranhão 37 km · Olho d’Água das Cunhãs 39 km · São Mateus do Maranhão 40 km · Trizidela do Vale 42 km · Pedreiras 43 km · Vitorino Freire 52 km · Peritoró 52 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 Bacabal (-4.2325°, -44.7816°, elevation 24 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).