Santo Antônio do Amparo weather in December

In December, Santo Antônio do Amparo sees average daytime highs of 27°C and overnight lows near 19°C, with 252 mm of rain across 23.2 wet days and about 13.2 hours of daylight. It is the 5th-warmest and 2nd-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 8% 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 18 min by month's end. Set against the rest of the year, December is Santo Antônio do Amparo's 11th-clearest and 6th-windiest month. For the whole year in context, see Santo Antônio do Amparo's year-round climate.

Daytime high
27°
5th warmest
Overnight low
19°
10th coldest
Rainfall
252 mm
23.2 wet days
Daylight
13 h 18 min
6:18 AM – 7:34 PM
Cloud cover
77%
11th clearest
Wind
8 km/h
6th windiest
Solar energy
5.49 kWh/m²
Travel score
4.4
out of 10

Santo Antônio do Amparo 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 Santo Antônio do Amparo reaches about 27°C in the afternoon and slips back to 19°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 30°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)
12718
22718
32718
42718
52718
62719
72719
82719
92719
102719
112719
122719
132719
142719
152719
162719
172719
182719
192719
202719
212719
222719
232719
242719
252719
262719
272719
282719
292719
302719
312719

Santo Antônio do Amparo weather by month

How December compares with the rest of the year at a glance. December is the 5th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 19°25221.213.14.6
Feb28° / 19°15116.512.74.9
Mar27° / 18°16717.412.15.3
Apr26° / 17°628.811.56.8
May24° / 14°395.7117.7
Jun24° / 13°182.610.88.4
Jul24° / 12°122.110.98.6
Aug26° / 13°172.711.38.3
Sep27° / 15°627.311.97.0
Oct28° / 17°10312.612.55.9
Nov27° / 18°19019.7134.8
Dec27° / 19°25223.213.24.4

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 14% of December, with mostly cloudy or overcast conditions the remaining 78%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12377
22278
32179
42080
52080
61981
71981
81981
91981
101981
111981
122278
132278
142278
152278
162476
172476
182476
192476
202575
212575
222575
232575
242575
252377
262377
272278
282179
292080
301981
311981

Chance of precipitation in December

Any precipitation

Santo Antônio do Amparo gets around 252 mm of rain over 23.2 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 74% and peaks near 76% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
171
271
372
472
573
673
773
874
974
1074
1174
1274
1374
1474
1574
1674
1774
1875
1975
2075
2175
2276
2376
2476
2576
2676
2776
2876
2976
3075
3175

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 56% of days. Sticky, muggy-or-worse air turns up on roughly 56% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
11104643
2094545
3094347
4084249
5084151
6084052
7073954
8073954
9073855
10063856
11063856
12063856
13053857
14053857
15053956
16043957
17043957
18043957
19044056
20034057
21034057
22033958
23033958
24033958
25033859
26033859
27023761
28023761
29033661
30033661
31033661

Wind in December

Winds average 8 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
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
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 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over December. Sunrise moves from 6:14 AM to 6:25 AM, and sunset from 7:25 PM to 7:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.26:147:25
213.26:147:26
313.26:147:26
413.26:147:27
513.26:157:27
613.26:157:28
713.26:157:29
813.26:157:29
913.26:167:30
1013.26:167:30
1113.26:167:31
1213.36:167:32
1313.36:177:32
1413.36:177:33
1513.36:177:33
1613.36:187:34
1713.36:187:34
1813.36:197:35
1913.36:197:35
2013.36:207:36
2113.36:207:36
2213.36:207:37
2313.36:217:37
2413.36:217:38
2513.36:227:38
2613.36:227:39
2713.36:237:39
2813.36:237:39
2913.36:247:40
3013.36:257:40
3113.36:257:41

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.49 kWh/m².

For context, solar energy here swings from a low near 3.85 kWh/m² to a high of 5.78 kWh/m² in February across the year — December's 5.49 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.4Bright
65.4Bright
75.4Bright
85.4Bright
95.4Bright
105.4Bright
115.4Bright
125.4Bright
135.4Bright
145.4Bright
155.5Bright
165.5Bright
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 Santo Antônio do Amparo

In seasonPeak

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

Santo Antônio do Amparo'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 Santo Antônio do Amparo?

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
4.5
Beach & pool
12th-best month of the year

December is a reasonable time to visit Santo Antônio do Amparo for sightseeing.

What to pack for Santo Antônio do Amparo in December

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

In December, Santo Antônio do Amparo sees daytime highs around 27°C and nights near 19°C. Pack light clothes and rain gear. Worth having: sun protection. About 23 days see rain.

light clothesrain gearsun protection

UV index in Santo Antônio do Amparo 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 Santo Antônio do Amparo 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 Santo Antônio do Amparo 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 Santo Antônio do Amparo 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 Santo Antônio do Amparo?

Santo Antônio do Amparo sits at 20.9°S, 44.9°W, 1,013 m above sea level, in Brazil. The nearest listed city is Bom Sucesso, 19 km away.

Topography around Santo Antônio do Amparo

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Santo Antônio do Amparo.

Within 3 km, the terrain around Santo Antônio do Amparo has only modest variations in elevation — a maximum elevation change of 225 m around an average of 957 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 386 m; within 80 km, large variations in elevation — a maximum elevation change of 858 m.

The land around Santo Antônio do Amparo is covered by grassland (48%) and trees (38%) within 3 km, trees (51%) and grassland (41%) within 16 km, and grassland (50%) and trees (38%) within 80 km.

3 km
225 m
16 km
386 m
80 km
858 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Bom Sucesso 19 km · Perdões 24 km · Oliveira 29 km · Lavras 34 km · Campo Belo 38 km · Nepomuceno 46 km · Carmópolis de Minas 54 km · Itapecerica 57 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 Santo Antônio do Amparo (-20.9464°, -44.9189°, elevation 1,013 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).