Marau weather in January

In January, Marau sees average daytime highs of 28°C and overnight lows near 18°C, with 166 mm of rain across 16.2 wet days and about 13.6 hours of daylight. It is the 1st-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 29% of the time in January, and the air most often feels muggy.

Daylight stretches from about 13 h 48 min at the start of January to 13 h 24 min by month's end. Set against the rest of the year, January is Marau's 11th-clearest and 8th-windiest month. For the whole year in context, see Marau's year-round climate.

Daytime high
28°
1st warmest
Overnight low
18°
12th coldest
Rainfall
166 mm
16.2 wet days
Daylight
13 h 36 min
6:49 AM – 8:27 PM
Cloud cover
60%
11th clearest
Wind
11 km/h
8th windiest
Solar energy
6.28 kWh/m²
Travel score
5.5
out of 10

Marau 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 28°C through the month.

A typical January day in Marau reaches about 28°C in the afternoon and slips back to 18°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 31°C. Set against its neighbours, January runs on par with December and on par with February.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12818
22818
32818
42818
52818
62818
72818
82818
92818
102818
112818
122818
132818
142818
152818
162818
172818
182818
192818
202818
212818
222818
232818
242818
252818
262818
272818
282818
292818
302818
312818

Marau weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 18°16616.213.65.5
Feb27° / 18°15715.1135.5
Mar26° / 17°13713.112.26.2
Apr24° / 14°13810.411.36.8
May20° / 11°1569.510.66.4
Jun18° / 14410.110.25.9
Jul18° / 16410.410.46.0
Aug20° / 10°1159.2116.6
Sep21° / 12°1551111.86.4
Oct24° / 14°22313.912.76.2
Nov26° / 15°15712.213.46.4
Dec27° / 17°17514.913.85.8

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 21% of January, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14951
24951
34951
44951
54951
64951
74951
84951
94951
104951
114951
124951
134951
145050
154951
164951
174951
184951
195050
204951
215050
225050
235050
245050
255149
265149
275248
285248
295248
305248
315248

Chance of precipitation in January

Any precipitation

Marau gets around 166 mm of rain over 16.2 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 53% and peaks near 56% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
149
249
350
450
550
651
751
851
952
1052
1152
1252
1353
1453
1553
1653
1753
1853
1953
2053
2153
2253
2353
2453
2554
2654
2754
2855
2955
3055
3156

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 51% of days. Sticky, muggy-or-worse air turns up on roughly 57% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
131531438
231431439
321431449
421331459
521331458
621231468
721231478
821132477
921132487
1021132497
1121132496
1221032515
1321032515
1421032524
1521032524
1621132514
1721131533
1821131533
1921230533
2021229543
2121229543
2221228553
2321228544
2421227554
2511227564
2611227564
2711126575
2811126575
2911126575
3011126575
3111026576

Wind in January

Winds average 11 km/h in January.

Across January, daily wind ranges from about 11 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 13 h 48 min at the start of January to 13 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over January. Sunrise moves from 6:39 AM to 7:01 AM, and sunset from 8:25 PM to 8:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.86:398:25
213.86:398:26
313.86:408:26
413.86:408:26
513.86:418:26
613.76:428:26
713.76:438:27
813.76:438:27
913.76:448:27
1013.76:458:27
1113.76:458:27
1213.76:468:27
1313.76:478:27
1413.76:488:27
1513.66:498:27
1613.66:498:27
1713.66:508:27
1813.66:518:27
1913.66:528:27
2013.66:528:26
2113.56:538:26
2213.56:548:26
2313.56:558:26
2413.56:568:25
2513.56:568:25
2613.56:578:25
2713.46:588:25
2813.46:598:24
2913.47:008:24
3013.47:018:23
3113.47:018:23

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 6.28 kWh/m².

For context, solar energy here swings from a low near 2.57 kWh/m² to a high of 6.47 kWh/m² in December across the year — January's 6.28 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.5Intense
26.4Intense
36.4Intense
46.4Intense
56.4Intense
66.4Intense
76.4Intense
86.4Intense
96.4Intense
106.4Intense
116.4Intense
126.3Intense
136.3Intense
146.3Intense
156.3Intense
166.3Intense
176.3Intense
186.3Intense
196.2Intense
206.2Intense
216.2Intense
226.2Intense
236.2Intense
246.2Intense
256.1Intense
266.1Intense
276.1Intense
286.1Intense
296.1Intense
306.0Intense
316.0Intense
Planning a trip in January

Is January a good time to visit Marau?

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

5.5
Sightseeing
11th-best month of the year
5.8
Beach & pool
4th-best month of the year

January is a reasonable time to visit Marau for sightseeing.

What to pack for Marau in January

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

In January, Marau sees daytime highs around 28°C and nights near 18°C. Pack light clothes, rain gear and sun protection. About 16 days see rain.

light clothesrain gearsun protection

UV index in Marau 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 Marau peaks around January 20 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateHighVery highExtremeJan 20UV 14Jun 21UV 4
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar11Extreme
Apr8Very high
May5High
Jun4Moderate
Jul4Moderate
Aug6High
Sep8Very high
Oct7High
Nov12Extreme
Dec13Extreme

Air quality in Marau 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 Marau is worst in September — around 15 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (March, 6 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1514 µg/m³Mar 116 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb6Good
Mar6Good
Apr7Good
May7Good
Jun7Good
Jul8Good
Aug11Good
Sep15Moderate
Oct9Good
Nov7Good
Dec6Good
Location & terrain

Where is Marau?

Marau sits at 28.4°S, 52.2°W, 553 m above sea level, in Brazil. The nearest listed city is Passo Fundo, 29 km away.

Topography around Marau

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

Within 3 km, the terrain around Marau has only modest variations in elevation — a maximum elevation change of 204 m around an average of 576 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 383 m; within 80 km, large variations in elevation — a maximum elevation change of 877 m.

The land around Marau is covered by trees (41%), cropland (26%) and artificial surfaces (23%) within 3 km, cropland (60%) and trees (32%) within 16 km, and cropland (57%) and trees (37%) within 80 km.

3 km
204 m
16 km
383 m
80 km
877 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Passo Fundo 29 km · Serafina Corrêa 39 km · Tapejara 46 km · Soledade 51 km · Guaporé 53 km · Carazinho 60 km · Não-Me-Toque 61 km · Getúlio Vargas 62 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 Marau (-28.4492°, -52.2°, elevation 553 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).