Catalão weather in December

In December, Catalão sees average daytime highs of 28°C and overnight lows near 21°C, with 251 mm of rain across 23.9 wet days and about 13.1 hours of daylight. It is the 9th-warmest and 2nd-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 10% of the time in December, and the air most often feels muggy.

Daylight stretches from about 13 hours at the start of December to 13 h 06 min by month's end. Set against the rest of the year, December is Catalão's 12th-clearest and 9th-windiest month. For the whole year in context, see Catalão's year-round climate.

Daytime high
28°
9th warmest
Overnight low
21°
10th coldest
Rainfall
251 mm
23.9 wet days
Daylight
13 h 06 min
6:35 AM – 7:40 PM
Cloud cover
78%
12th clearest
Wind
7 km/h
9th windiest
Solar energy
5.62 kWh/m²
Travel score
3.8
out of 10

Catalão 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 Catalão reaches about 28°C in the afternoon and slips back to 21°C overnight — a 8°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, December runs on par with November and on par with January.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12821
22821
32821
42821
52821
62821
72821
82821
92821
102821
112821
122821
132821
142821
152821
162921
172921
182921
192921
202921
212921
222921
232921
242921
252921
262921
272921
282821
292821
302821
312821

Catalão weather by month

How December compares with the rest of the year at a glance. December is the 9th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 21°26722.2134.0
Feb29° / 21°18718.112.64.2
Mar29° / 21°18219.312.14.4
Apr29° / 20°639.511.65.9
May27° / 18°233.611.27.6
Jun27° / 16°81.410.98.3
Jul27° / 16°30.5118.5
Aug29° / 17°71.311.47.4
Sep31° / 19°365.211.95.5
Oct31° / 21°9112.712.44.4
Nov29° / 21°20720.712.94.0
Dec28° / 21°25123.913.13.8

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% 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 (%)
12278
22179
32080
41981
51882
61882
71882
81882
91882
101882
111882
121882
131882
142080
152080
162278
172278
182476
192476
202575
212575
222575
232575
242674
252674
262377
272377
282377
292377
302377
312377

Chance of precipitation in December

Any precipitation

Catalão gets around 251 mm of rain over 23.9 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 76% and peaks near 81% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
177
278
379
480
580
681
781
881
981
1080
1180
1279
1378
1477
1576
1675
1775
1874
1974
2073
2173
2273
2373
2473
2573
2674
2774
2874
2975
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 85% of days. Sticky, muggy-or-worse air turns up on roughly 92% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1111835
2110836
319846
418856
518847
617857
717857
816867
916867
1006877
1106868
1207858
1307858
1407858
1508848
1608848
1708857
1808857
1908857
2008857
2108866
2208866
2308866
2408866
2508866
2607876
2707867
2807867
2907867
3007867
3107858

Wind in December

Winds average 7 km/h in December.

Across December, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 13 hours at the start of December to 13 h 06 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 6:31 AM to 6:43 AM, and sunset from 7:32 PM to 7:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.06:317:32
213.06:317:32
313.06:327:33
413.06:327:34
513.06:327:34
613.06:327:35
713.06:327:35
813.16:337:36
913.16:337:37
1013.16:337:37
1113.16:347:38
1213.16:347:38
1313.16:347:39
1413.16:357:39
1513.16:357:40
1613.16:357:40
1713.16:367:41
1813.16:367:42
1913.16:377:42
2013.16:377:43
2113.16:387:43
2213.16:387:43
2313.16:397:44
2413.16:397:44
2513.16:407:45
2613.16:407:45
2713.16:417:46
2813.16:417:46
2913.16:427:46
3013.16:427:47
3113.16:437:47

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.62 kWh/m².

For context, solar energy here swings from a low near 4.33 kWh/m² to a high of 6.24 kWh/m² in October across the year — December's 5.62 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.4Bright
45.4Bright
55.4Bright
65.4Bright
75.4Bright
85.4Bright
95.4Bright
105.4Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.6Bright
165.6Bright
175.6Bright
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
315.6Bright
Planning a trip in December

Hazard calendar for Catalão

In seasonPeak

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

Catalão'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 Catalão?

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

3.8
Sightseeing
12th-best month of the year
4.6
Beach & pool
12th-best month of the year

December is a weaker month for outdoor sightseeing in Catalão.

What to pack for Catalão in December

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

In December, Catalão sees daytime highs around 28°C and nights near 21°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.

light clothesrain gearsun protection

UV index in Catalão 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 Catalão peaks around February 12 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 12UV 16Jun 21UV 8
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar14Extreme
Apr12Extreme
May9Very high
Jun8Very high
Jul8Very high
Aug9Very high
Sep12Extreme
Oct13Extreme
Nov14Extreme
Dec14Extreme

Air quality in Catalão 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 Catalão is worst in September — around 16 µg/m³ PM2.5 (moderate), about 3.6× the cleanest month (July, 5 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1815 µg/m³Jul 115 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb7Good
Mar7Good
Apr6Good
May6Good
Jun5Good
Jul5Good
Aug8Good
Sep16Moderate
Oct11Good
Nov6Good
Dec6Good
Location & terrain

Where is Catalão?

Catalão sits at 18.2°S, 47.9°W, 843 m above sea level, in Brazil. The nearest listed city is Ipameri, 54 km away.

Topography around Catalão

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

Within 3 km, the terrain around Catalão has only modest variations in elevation — a maximum elevation change of 148 m around an average of 866 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 337 m; within 80 km, significant variations in elevation — a maximum elevation change of 529 m.

The land around Catalão is covered by artificial surfaces (56%) within 3 km, grassland (42%), trees (26%) and cropland (25%) within 16 km, and grassland (44%), trees (24%) and cropland (23%) within 80 km.

3 km
148 m
16 km
337 m
80 km
529 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Ipameri 54 km · Araguari 59 km · Monte Carmelo 78 km · Coromandel 86 km · Caldas Novas 86 km · Uberlândia 91 km · Tupaciguara 93 km · Pires do Rio 103 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 Catalão (-18.1658°, -47.9464°, elevation 843 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).