Viçosa weather in January

In January, Viçosa sees average daytime highs of 29°C and overnight lows near 20°C, with 226 mm of rain across 16.8 wet days and about 13.1 hours of daylight. It is the 2nd-warmest and 2nd-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 14% of the time in January, and the air most often feels muggy.

Daylight stretches from about 13 h 12 min at the start of January to 12 h 54 min by month's end. Set against the rest of the year, January is Viçosa's 10th-clearest and 5th-windiest month. For the whole year in context, see Viçosa's year-round climate.

Daytime high
29°
2nd warmest
Overnight low
20°
12th coldest
Rainfall
226 mm
16.8 wet days
Daylight
13 h 06 min
6:27 AM – 7:35 PM
Cloud cover
75%
10th clearest
Wind
9 km/h
5th windiest
Solar energy
5.77 kWh/m²
Travel score
4.6
out of 10

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 Viçosa 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 31°C. Set against its neighbours, January runs about 1°C warmer than December and on par with February.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12820
22820
32820
42820
52820
62820
72820
82820
92820
102820
112820
122820
132920
142920
152920
162920
172920
182920
192920
202920
212920
222920
232920
242920
252920
262920
272920
282920
292920
302920
312920

Viçosa weather by month

How January compares with the rest of the year at a glance. January is the 2nd-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 20°22616.813.14.6
Feb29° / 20°11611.912.74.8
Mar28° / 19°13215.912.15.0
Apr27° / 18°609.611.56.5
May25° / 16°345.3117.5
Jun24° / 14°122.510.88.3
Jul24° / 14°82.110.98.5
Aug25° / 14°162.811.38.1
Sep27° / 16°537.511.97.0
Oct27° / 18°9211.112.56.1
Nov27° / 19°20618.2135.0
Dec28° / 20°24420.113.24.6

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 14% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 14% of January, with mostly cloudy or overcast conditions the remaining 72%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12674
22575
32575
42674
52674
62674
72674
82674
92674
102674
112773
122773
132872
142872
152773
162773
172872
182872
192872
202971
212872
222872
232971
243070
253070
263070
273070
283169
293169
303367
313367

Chance of precipitation in January

Any precipitation

Viçosa gets around 226 mm of rain over 16.8 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 62% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
162
261
360
459
559
658
757
856
955
1054
1154
1253
1352
1452
1552
1652
1752
1852
1952
2052
2152
2252
2352
2451
2551
2650
2750
2849
2948
3048
3148

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 78% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1019729
2019729
3020719
40207010
50207010
60207010
70206911
80216811
90216811
100216712
110226612
120226612
130226612
141226512
151226512
161226512
171226512
181226512
191226512
201226512
211236412
221236511
231236511
241236511
251246510
261246510
271246510
28124669
29125659
30125659
31125668

Wind in January

Winds average 9 km/h in January.

Across January, daily wind ranges from about 9 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
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 13 h 12 min at the start of January to 12 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over January. Sunrise moves from 6:17 AM to 6:36 AM, and sunset from 7:32 PM to 7:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.26:177:32
213.26:187:32
313.26:197:33
413.26:197:33
513.26:207:33
613.26:207:33
713.26:217:34
813.26:227:34
913.26:227:34
1013.26:237:34
1113.26:247:34
1213.26:247:34
1313.26:257:35
1413.26:267:35
1513.16:267:35
1613.16:277:35
1713.16:277:35
1813.16:287:35
1913.16:297:35
2013.16:297:35
2113.16:307:35
2213.16:317:35
2313.16:317:35
2413.06:327:35
2513.06:337:34
2613.06:337:34
2713.06:347:34
2813.06:357:34
2913.06:357:34
3013.06:367:34
3112.96:367:33

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.77 kWh/m².

For context, solar energy here swings from a low near 3.53 kWh/m² to a high of 5.96 kWh/m² in February across the year — January's 5.77 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.7Bright
55.7Bright
65.7Bright
75.7Bright
85.8Bright
95.8Bright
105.8Bright
115.8Bright
125.8Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.9Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
275.9Bright
285.9Bright
295.9Bright
306.0Bright
316.0Bright
Planning a trip in January

Hazard calendar for Viçosa

In seasonPeak

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

Viçosa'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 Viçosa?

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

4.6
Sightseeing
11th-best month of the year
5.7
Beach & pool
10th-best month of the year

January is a reasonable time to visit Viçosa for sightseeing.

What to pack for Viçosa in January

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

In January, Viçosa sees daytime highs around 29°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 17 days see rain.

light clothesrain gearsun protection

UV index in Viçosa 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 Viçosa peaks around February 9 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeFeb 9UV 15Jun 22UV 7
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Extreme
May7Very high
Jun7High
Jul7High
Aug9Very high
Sep10Extreme
Oct12Extreme
Nov14Extreme
Dec14Extreme

Air quality in Viçosa 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 Viçosa is worst in September — around 15 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (March, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1715 µg/m³Mar 168 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb9Good
Mar8Good
Apr9Good
May10Good
Jun10Good
Jul10Good
Aug11Good
Sep15Moderate
Oct12Good
Nov9Good
Dec9Good
Location & terrain

Where is Viçosa?

Viçosa sits at 20.8°S, 42.9°W, 656 m above sea level, in Brazil. The nearest listed city is Ervália, 25 km away.

Topography around Viçosa

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

Within 3 km, the terrain around Viçosa has only modest variations in elevation — a maximum elevation change of 231 m around an average of 701 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 402 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,787 m.

The land around Viçosa is covered by trees (40%), grassland (35%) and artificial surfaces (24%) within 3 km, grassland (49%) and trees (46%) within 16 km, and grassland (57%) and trees (42%) within 80 km.

3 km
231 m
16 km
402 m
80 km
1,787 m
treesgrasslandcroplandartificial surfaces
January weather nearby: Ervália 25 km · Visconde do Rio Branco 29 km · Ponte Nova 38 km · Ubá 41 km · Piranga 44 km · Tocantins 49 km · Rio Pomba 66 km · Muriaé 68 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 Viçosa (-20.7539°, -42.8819°, elevation 656 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).