Oliveira weather in December

In December, Oliveira sees average daytime highs of 27°C and overnight lows near 18°C, with 266 mm of rain across 24 wet days and about 13.2 hours of daylight. It is the 6th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 7% of the time in December, and the air most often feels muggy.

Daylight stretches from about 13 h 12 min at the start of December to 13 h 12 min by month's end. Set against the rest of the year, December is Oliveira's 11th-clearest and 6th-windiest month. For the whole year in context, see Oliveira's year-round climate.

Daytime high
27°
6th warmest
Overnight low
18°
11th coldest
Rainfall
266 mm
24 wet days
Daylight
13 h 12 min
6:18 AM – 7:33 PM
Cloud cover
78%
11th clearest
Wind
9 km/h
6th windiest
Solar energy
5.44 kWh/m²
Travel score
4.4
out of 10

Oliveira 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 27°C through the month.

A typical December day in Oliveira reaches about 27°C in the afternoon and slips back to 18°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 30°C. Set against its neighbours, December runs on par with November and on par with January.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12618
22618
32618
42618
52618
62618
72618
82618
92618
102618
112718
122718
132718
142718
152718
162718
172718
182718
192718
202718
212718
222718
232718
242718
252718
262718
272718
282718
292718
302718
312718

Oliveira weather by month

How December compares with the rest of the year at a glance. December is the 6th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 19°24621.513.14.6
Feb28° / 18°14516.512.75.1
Mar27° / 18°15718.612.15.2
Apr26° / 17°589.611.56.7
May24° / 14°385.7117.7
Jun23° / 13°152.310.88.3
Jul24° / 12°91.710.98.7
Aug25° / 13°152.511.38.5
Sep27° / 15°587.411.97.1
Oct27° / 17°9512.812.56.0
Nov26° / 17°18819.8134.9
Dec27° / 18°2662413.24.4

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 7% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 13% of December, with mostly cloudy or overcast conditions the remaining 80%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12080
22080
31981
41981
51882
61882
71783
81783
91783
101783
111783
121981
131981
141981
152080
162080
172179
182278
192377
202377
212377
222377
232377
242377
252278
262278
272179
282080
291981
301981
311981

Chance of precipitation in December

Any precipitation

Oliveira gets around 266 mm of rain over 24 wet days in December, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 76% and peaks near 79% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
173
274
374
475
575
676
776
876
976
1076
1176
1276
1376
1476
1576
1676
1776
1876
1976
2077
2177
2277
2378
2478
2578
2678
2779
2878
2978
3078
3177

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 50% of days. Sticky, muggy-or-worse air turns up on roughly 50% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
11115038
21104940
31104842
4194744
5094645
6084547
7084448
8074349
9074350
10074350
11064351
12064351
13064351
14064351
15054451
16054451
17054451
18054451
19044551
20044551
21044551
22044551
23044452
24044452
25034354
26034354
27034255
28034255
29034156
30034156
31034156

Wind in December

Winds average 9 km/h in December.

Across December, daily wind ranges from about 8 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
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 13 h 12 min at the start of December to 13 h 12 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 6:14 AM to 6:25 AM, and sunset from 7:24 PM to 7:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.26:147:24
213.26:147:25
313.26:147:25
413.26:157:26
513.26:157:27
613.26:157:27
713.26:157:28
813.26:157:28
913.26:167:29
1013.26:167:30
1113.26:167:30
1213.26:177:31
1313.26:177:31
1413.26:177:32
1513.26:187:32
1613.26:187:33
1713.36:187:33
1813.36:197:34
1913.36:197:35
2013.36:207:35
2113.36:207:36
2213.36:217:36
2313.36:217:36
2413.36:227:37
2513.36:227:37
2613.36:237:38
2713.36:237:38
2813.26:247:39
2913.26:247:39
3013.26:257:39
3113.26:257:40

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.44 kWh/m².

For context, solar energy here swings from a low near 3.9 kWh/m² to a high of 5.82 kWh/m² in February across the year — December's 5.44 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.4Bright
145.4Bright
155.4Bright
165.4Bright
175.5Bright
185.5Bright
195.5Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in December

Hazard calendar for Oliveira

In seasonPeak

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

Oliveira'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 December a good time to visit Oliveira?

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

4.4
Sightseeing
12th-best month of the year
4.4
Beach & pool
12th-best month of the year

December is a reasonable time to visit Oliveira for sightseeing.

What to pack for Oliveira in December

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

In December, Oliveira sees daytime highs around 27°C and nights near 18°C. Pack rain gear. Worth having: light clothes and sun protection. About 24 days see rain.

rain gearlight clothessun protection

UV index in Oliveira in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December 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 Oliveira peaks around February 8 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 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 8UV 15Jun 21UV 7
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Extreme
May8Very high
Jun7High
Jul7High
Aug9Very high
Sep10Very high
Oct12Extreme
Nov14Extreme
Dec14Extreme

Air quality in Oliveira in December

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.

Air quality in Oliveira is worst in September — around 16 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (November, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1615 µg/m³Nov 228 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar8Good
Apr8Good
May9Good
Jun9Good
Jul8Good
Aug10Good
Sep16Moderate
Oct11Good
Nov8Good
Dec8Good
Location & terrain

Where is Oliveira?

Oliveira sits at 20.7°S, 44.8°W, 985 m above sea level, in Brazil. The nearest listed city is Carmópolis de Minas, 26 km away.

Topography around Oliveira

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

Within 3 km, the terrain around Oliveira has significant variations in elevation — a maximum elevation change of 253 m around an average of 983 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 425 m; within 80 km, large variations in elevation — a maximum elevation change of 680 m.

The land around Oliveira is covered by grassland (51%), artificial surfaces (22%) and trees (20%) within 3 km, grassland (53%) and trees (40%) within 16 km, and grassland (55%) and trees (37%) within 80 km.

3 km
253 m
16 km
425 m
80 km
680 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Carmópolis de Minas 26 km · Cláudio 29 km · Santo Antônio do Amparo 29 km · Bom Sucesso 38 km · Itapecerica 40 km · Água Rasa 46 km · Perdões 52 km · Campo Belo 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 Oliveira (-20.6964°, -44.8272°, elevation 985 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).