Santo Antônio do Monte weather in December

In December, Santo Antônio do Monte sees average daytime highs of 28°C and overnight lows near 19°C, with 279 mm of rain across 23.8 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 28°C through the month. The sky is clear or mostly clear about 9% of the time in December, and the air most often feels muggy.

Daylight stretches from about 13 h 06 min at the start of December to 13 h 12 min by month's end. Set against the rest of the year, December is Santo Antônio do Monte's 12th-clearest and 6th-windiest month. For the whole year in context, see Santo Antônio do Monte's year-round climate.

Daytime high
28°
6th warmest
Overnight low
19°
10th coldest
Rainfall
279 mm
23.8 wet days
Daylight
13 h 12 min
6:21 AM – 7:34 PM
Cloud cover
78%
12th clearest
Wind
8 km/h
6th windiest
Solar energy
5.64 kWh/m²
Travel score
4.3
out of 10

Santo Antônio do Monte 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 28°C through the month.

A typical December day in Santo Antônio do Monte reaches about 28°C in the afternoon and slips back to 19°C overnight — a 8°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, December runs on par with November and on par with January.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12819
22819
32819
42819
52819
62819
72819
82819
92819
102819
112819
122820
132820
142820
152820
162820
172820
182820
192820
202820
212820
222820
232820
242820
252820
262820
272820
282820
292820
302820
312820

Santo Antônio do Monte 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
Jan28° / 20°25720.713.14.4
Feb29° / 20°15315.512.74.6
Mar28° / 19°16818.812.14.8
Apr27° / 18°649.911.66.5
May25° / 15°375.211.17.7
Jun25° / 14°112.110.88.4
Jul25° / 14°71.110.98.7
Aug27° / 15°12211.38.2
Sep28° / 17°516.911.96.4
Oct29° / 19°9011.812.55.2
Nov28° / 19°20619.8134.7
Dec28° / 19°27923.813.24.3

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 9% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 12% of December, with mostly cloudy or overcast conditions the remaining 79%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12080
21981
31981
41882
51882
61882
71783
81783
91783
101882
111882
121981
131981
142080
152179
162179
172179
182278
192377
202476
212476
222575
232575
242575
252476
262476
272476
282476
292476
302377
312377

Chance of precipitation in December

Any precipitation

Santo Antônio do Monte gets around 279 mm of rain over 23.8 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 77% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
174
275
375
476
577
677
777
877
977
1077
1176
1276
1376
1476
1576
1676
1776
1876
1976
2076
2176
2276
2376
2476
2576
2676
2776
2876
2976
3076
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 75% of days. Sticky, muggy-or-worse air turns up on roughly 76% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1430651
2428671
3427681
4425701
5324721
6322741
7321751
8321751
9320761
10320761
11220771
12220771
13220771
14220771
15221761
16221761
17222751
18122761
19123751
20123751
21123760
22123760
23123760
24123760
25123760
26122770
27122761
28121771
29121771
30121771
31121771

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 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
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 06 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 6 minutes over December. Sunrise moves from 6:17 AM to 6:28 AM, and sunset from 7:25 PM to 7:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.16:177:25
213.16:177:25
313.16:177:26
413.26:187:27
513.26:187:27
613.26:187:28
713.26:187:28
813.26:187:29
913.26:197:30
1013.26:197:30
1113.26:197:31
1213.26:207:31
1313.26:207:32
1413.26:207:33
1513.26:217:33
1613.26:217:34
1713.26:217:34
1813.26:227:35
1913.26:227:35
2013.26:237:36
2113.26:237:36
2213.26:247:37
2313.26:247:37
2413.26:257:38
2513.26:257:38
2613.26:267:38
2713.26:267:39
2813.26:277:39
2913.26:277:40
3013.26:287:40
3113.26:287:40

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.64 kWh/m².

For context, solar energy here swings from a low near 4.04 kWh/m² to a high of 5.97 kWh/m² in October across the year — December's 5.64 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.4Bright
65.4Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.6Bright
155.6Bright
165.6Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.8Bright
245.8Bright
255.7Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
315.7Bright
Planning a trip in December

Hazard calendar for Santo Antônio do Monte

In seasonPeak

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

Santo Antônio do Monte'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 Monte?

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

4.3
Sightseeing
12th-best month of the year
4.6
Beach & pool
12th-best month of the year

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

What to pack for Santo Antônio do Monte in December

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

In December, Santo Antônio do Monte sees daytime highs around 28°C and nights near 19°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.

light clothesrain gearsun protection

UV index in Santo Antônio do Monte 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 Monte peaks around January 21 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 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 highExtremeJan 21UV 15Jun 20UV 7
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr11Extreme
May8Very high
Jun7High
Jul7Very high
Aug9Very high
Sep10Very high
Oct12Extreme
Nov14Extreme
Dec14Extreme

Air quality in Santo Antônio do Monte 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 Monte is worst in September — around 16 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (November, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1715 µg/m³Nov 238 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar9Good
Apr10Good
May10Good
Jun10Good
Jul9Good
Aug10Good
Sep16Moderate
Oct11Good
Nov8Good
Dec9Good
Location & terrain

Where is Santo Antônio do Monte?

Santo Antônio do Monte sits at 20.1°S, 45.3°W, 938 m above sea level, in Brazil. The nearest listed city is Lagoa da Prata, 27 km away.

Topography around Santo Antônio do Monte

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

Within 3 km, the terrain around Santo Antônio do Monte has only modest variations in elevation — a maximum elevation change of 234 m around an average of 926 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 416 m; within 80 km, large variations in elevation — a maximum elevation change of 718 m.

The land around Santo Antônio do Monte is covered by grassland (43%) and trees (32%) within 3 km, grassland (60%) and trees (32%) within 16 km, and grassland (52%) and trees (32%) within 80 km.

3 km
234 m
16 km
416 m
80 km
718 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Lagoa da Prata 27 km · Arcos 34 km · Bom Despacho 39 km · Nova Serrana 40 km · Água Rasa 41 km · Divinópolis 43 km · Formiga 44 km · Itapecerica 46 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 Monte (-20.0872°, -45.2936°, elevation 938 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).