Matões weather in January

In January, Matões sees average daytime highs of 31°C and overnight lows near 23°C, with 239 mm of rain across 24.5 wet days and about 12.3 hours of daylight. It is the 9th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 8% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 12 h 18 min at the start of January to 12 h 12 min by month's end. Set against the rest of the year, January is Matões's 10th-clearest and 9th-windiest month. For the whole year in context, see Matões's year-round climate.

Daytime high
31°
9th warmest
Overnight low
23°
6th coldest
Rainfall
239 mm
24.5 wet days
Daylight
12 h 18 min
5:53 AM – 6:11 PM
Cloud cover
77%
10th clearest
Wind
5 km/h
9th windiest
Solar energy
4.74 kWh/m²
Travel score
2.9
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical January day in Matões reaches about 31°C in the afternoon and slips back to 23°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 28°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)
13223
23223
33223
43223
53223
63123
73123
83123
93123
103123
113123
123123
133123
143123
153123
163123
173123
183123
193123
203123
213123
223123
233123
243123
253123
263123
273123
283123
293123
303123
313123

How January really feels in Matões

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.

Matões weather by month

How January compares with the rest of the year at a glance. January is the 9th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°23924.512.32.9
Feb31° / 23°25423.712.22.8
Mar31° / 23°29127.1122.8
Apr31° / 23°21023.211.93.1
May31° / 23°8812.111.84.1
Jun32° / 23°9211.74.7
Jul33° / 23°60.811.74.6
Aug34° / 23°20.311.83.9
Sep36° / 24°40.9122.9
Oct36° / 24°243.412.12.6
Nov34° / 24°658.812.32.9
Dec33° / 24°11814.912.33.1

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 8% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 15% of January, with mostly cloudy or overcast conditions the remaining 78%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13070
22872
32872
42773
52773
62674
72575
82575
92476
102476
112278
122179
132179
142080
152080
161882
171882
181882
191981
202080
212080
222179
232179
242179
252179
262179
272179
282080
292179
302278
312278

Chance of precipitation in January

Any precipitation

Matões gets around 239 mm of rain over 24.5 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 78% and peaks near 81% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
169
271
372
473
574
676
777
877
978
1079
1179
1280
1381
1481
1581
1681
1781
1881
1981
2081
2180
2280
2380
2480
2580
2680
2780
2879
2979
3079
3178

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 88% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
16886
26886
35896
45887
54897
64897
74888
83898
93889
102899
112899
1228810
1318910
1418811
1518811
1618811
1708812
1808812
1908812
2008812
2108812
2208812
2308812
2408812
2508812
2608812
2708812
2808713
2908713
3008713
3108713

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 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
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 18 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 shrink by about 6 minutes over January. Sunrise moves from 5:47 AM to 5:59 AM, and sunset from 6:05 PM to 6:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:476:05
212.35:476:06
312.35:476:06
412.35:486:07
512.35:486:07
612.35:496:07
712.35:496:08
812.35:506:08
912.35:506:09
1012.35:516:09
1112.35:516:09
1212.35:526:10
1312.35:526:10
1412.35:536:10
1512.35:536:10
1612.35:536:11
1712.35:546:11
1812.35:546:11
1912.35:556:11
2012.35:556:12
2112.35:556:12
2212.35:566:12
2312.35:566:12
2412.35:576:13
2512.35:576:13
2612.35:576:13
2712.35:586:13
2812.35:586:13
2912.25:586:13
3012.25:596:13
3112.25:596:13

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.74 kWh/m².

For context, solar energy here swings from a low near 4.61 kWh/m² to a high of 6.49 kWh/m² in September across the year — January's 4.74 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
164.6Bright
174.6Bright
184.6Bright
194.6Bright
204.6Bright
214.7Bright
224.7Bright
234.7Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.7Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in January

Hazard calendar for Matões

In seasonPeak

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

Matões'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 Matões?

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

2.9
Sightseeing
7th-best month of the year
4.4
Beach & pool
10th-best month of the year

January is a weaker month for outdoor sightseeing in Matões.

What to pack for Matões in January

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

In January, Matões sees daytime highs around 31°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 25 days see rain.

light clothesrain gearsun protection

UV index in Matões 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 Matões peaks around March 12 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 12UV 15Jul 24UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Very high
Sep12Extreme
Oct11Extreme
Nov11Extreme
Dec11Extreme

Air quality in Matões 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 Matões is worst in October — around 83 µg/m³ PM2.5 (unhealthy), about 7.2× the cleanest month (May, 12 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecModerateModeratePoorUnhealthyModerateOct 1578 µg/m³May 1112 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb14Moderate
Mar13Moderate
Apr12Moderate
May12Good
Jun16Moderate
Jul18Moderate
Aug32Moderate
Sep53Poor
Oct83Unhealthy
Nov39Poor
Dec26Moderate
Location & terrain

Where is Matões?

Matões sits at 5.5°S, 43.2°W, 175 m above sea level, in Brazil. The nearest listed city is Parnarama, 22 km away.

Topography around Matões

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

Within 3 km, the terrain around Matões has only modest variations in elevation — a maximum elevation change of 141 m around an average of 201 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 319 m; within 80 km, significant variations in elevation — a maximum elevation change of 396 m.

The land around Matões is covered by trees (54%) and shrubs (28%) within 3 km, trees (74%) within 16 km, and trees (72%) within 80 km.

3 km
141 m
16 km
319 m
80 km
396 m
treesshrubsgrasslandcroplandartificial surfaces
January weather nearby: Parnarama 22 km · Demerval Lobão 61 km · Timon 62 km · Teresina 65 km · Água Branca 75 km · Caxias 75 km · Buriti Bravo 79 km · São João do Soter 81 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 Matões (-5.5189°, -43.1989°, elevation 175 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).