Viçosa weather in December

In December, Viçosa sees average daytime highs of 30°C and overnight lows near 21°C, with 26 mm of rain across 8.2 wet days and about 12.5 hours of daylight. It is the 1st-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 33% of the time in December, and the air most often feels muggy.

Daylight stretches from about 12 h 30 min at the start of December to 12 h 30 min by month's end. Set against the rest of the year, December is Viçosa's 3rd-clearest and 2nd-windiest month. For the whole year in context, see Viçosa's year-round climate.

Daytime high
30°
1st warmest
Overnight low
21°
8th coldest
Rainfall
26 mm
8.2 wet days
Daylight
12 h 30 min
5:05 AM – 5:37 PM
Cloud cover
55%
3rd clearest
Wind
12 km/h
2nd windiest
Solar energy
6.18 kWh/m²
Travel score
5.4
out of 10

Viçosa is human settlement in Brazil.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical December day in Viçosa reaches about 30°C in the afternoon and slips back to 21°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 32°C. Set against its neighbours, December runs on par with November and on par with January.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13021
23021
33021
43021
53021
63021
73021
83021
93021
103021
113021
123021
133021
143021
153021
163021
173021
183021
193021
203021
213021
223021
233021
243021
253021
263021
273021
283021
293021
303021
313021

How December really feels in Viçosa

Once humidity and wind are folded in, December averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Viçosa weather by month

How December compares with the rest of the year at a glance. December is the 1st-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 21°4313.612.54.8
Feb30° / 21°4312.712.34.7
Mar30° / 22°5415.112.14.7
Apr29° / 21°731711.84.8
May27° / 21°892011.65.1
Jun25° / 20°10622.111.54.9
Jul25° / 19°10723.111.54.9
Aug25° / 18°7620.711.75.2
Sep26° / 19°5416.311.95.8
Oct28° / 20°3711.212.26.2
Nov29° / 20°287.612.45.8
Dec30° / 21°268.212.55.4

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 26% of December, with mostly cloudy or overcast conditions the remaining 41%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15842
25842
36040
46040
56040
66139
76139
86139
96238
106238
116139
126238
136238
146139
156238
166139
176040
186040
195941
205941
215842
225743
235743
245644
255743
265743
275743
285743
295644
305644
315644

Chance of precipitation in December

Any precipitation

Viçosa gets around 26 mm of rain over 8.2 wet days in December, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 27% and peaks near 33% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
122
222
322
421
521
621
721
822
922
1023
1123
1224
1325
1426
1526
1627
1728
1829
1929
2030
2131
2231
2331
2432
2532
2632
2732
2832
2932
3032
3133

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

Most of December feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, December lands in the muggy band about 89% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)
11954
21945
31945
41945
51945
61936
71936
81927
91927
101927
111918
121918
131909
141909
1518910
1618910
1718811
1818811
1918712
2018712
2118712
2218613
2318613
2418613
2518514
2618514
2718514
2818514
2918514
3028414
3128414

Wind in December

Winds average 12 km/h in December.

Across December, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112light breeze
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 30 min at the start of December to 12 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over December. Sunrise moves from 4:59 AM to 5:12 AM, and sunset from 5:30 PM to 5:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.54:595:30
212.55:005:30
312.55:005:31
412.55:005:31
512.55:015:32
612.55:015:32
712.55:015:33
812.55:025:33
912.55:025:34
1012.55:025:34
1112.55:035:35
1212.55:035:35
1312.55:045:36
1412.55:045:36
1512.55:045:37
1612.55:055:37
1712.55:055:38
1812.55:065:38
1912.55:065:39
2012.55:075:39
2112.55:075:40
2212.55:085:40
2312.55:085:41
2412.55:085:41
2512.55:095:42
2612.55:095:42
2712.55:105:43
2812.55:105:43
2912.55:115:43
3012.55:115:44
3112.55:125:44

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.18 kWh/m².

For context, solar energy here swings from a low near 3.76 kWh/m² to a high of 6.21 kWh/m² in November across the year — December's 6.18 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.3Intense
56.3Intense
66.3Intense
76.3Intense
86.3Intense
96.3Intense
106.3Intense
116.3Intense
126.2Intense
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.1Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.1Intense
266.1Intense
276.1Intense
286.1Intense
296.1Intense
306.1Intense
316.1Intense
Planning a trip in December

Hazard calendar for Viçosa

In seasonPeak

None of Viçosa's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Viçosa's rainy season runs March–September, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Viçosa?

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

5.4
Sightseeing
4th-best month of the year
7.2
Beach & pool
2nd-best month of the year

December is a reasonable time to visit Viçosa for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Viçosa in December

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

In December, Viçosa sees daytime highs around 30°C and nights near 21°C. Pack light clothes and sun protection. Worth having: rain gear. About 8 days see rain.

light clothessun protectionrain gear

Sea temperature near Viçosa in December

The nearest coast averages about 27°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 69 km away) is warmest in April at about 29°C and coldest in August near 26°C.

The water stays above 20°C all year — warm enough for a swim any month.

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Warm
Feb28Tropical
Mar28Tropical
Apr29Tropical
May28Tropical
Jun27Warm
Jul26Warm
Aug26Warm
Sep26Warm
Oct26Warm
Nov27Warm
Dec27Warm

UV index in Viçosa in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 12 (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 March 11 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 17 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 11UV 15Jul 17UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Very high
Sep12Extreme
Oct13Extreme
Nov12Extreme
Dec12Extreme
Location & terrain

Where is Viçosa?

Viçosa sits at 9.4°S, 36.2°W, 227 m above sea level, in Brazil. The nearest listed city is Cajueiro, 10 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 245 m around an average of 267 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 497 m; within 80 km, large variations in elevation — a maximum elevation change of 1,102 m.

The land around Viçosa is covered by grassland (77%) within 3 km, grassland (84%) within 16 km, and grassland (63%) within 80 km.

3 km
245 m
16 km
497 m
80 km
1,102 m
treesshrubsgrasslandcroplandartificial surfaceswater
December weather nearby: Cajueiro 10 km · Capela 19 km · Atalaia 28 km · Correntes 29 km · Boca da Mata 30 km · União dos Palmares 33 km · Murici 33 km · Pilar 40 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 (-9.3714°, -36.2408°, elevation 227 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).