Ubá weather in December

In December, Ubá sees average daytime highs of 28°C and overnight lows near 20°C, with 277 mm of rain across 21.4 wet days and about 13.3 hours of daylight. It is the 4th-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 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 Ubá's 11th-clearest and 5th-windiest month. For the whole year in context, see Ubá's year-round climate.

Daytime high
28°
4th warmest
Overnight low
20°
10th coldest
Rainfall
277 mm
21.4 wet days
Daylight
13 h 18 min
6:10 AM – 7:26 PM
Cloud cover
77%
11th clearest
Wind
8 km/h
5th windiest
Solar energy
5.47 kWh/m²
Travel score
4.4
out of 10

Ubá 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 Ubá reaches about 28°C in the afternoon and slips back to 20°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 about 1°C warmer than November and about 1°C cooler than January.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12719
22719
32719
42719
52719
62719
72820
82820
92820
102820
112820
122820
132820
142820
152820
162820
172820
182820
192820
202820
212820
222820
232820
242820
252820
262820
272820
282820
292820
302820
312820

Ubá weather by month

How December compares with the rest of the year at a glance. December is the 4th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 20°25618.613.14.4
Feb29° / 20°14513.812.74.5
Mar28° / 20°17417.812.14.8
Apr27° / 18°781111.56.3
May25° / 15°406.7117.3
Jun24° / 14°143.310.78.2
Jul24° / 14°123.110.88.3
Aug25° / 14°193.411.38.0
Sep26° / 16°638.111.96.9
Oct27° / 18°11112.112.56.0
Nov27° / 19°24319134.9
Dec28° / 20°27721.413.34.4

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 9% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 12% of December, with mostly cloudy or overcast conditions the remaining 78%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11585
21585
31585
41585
51585
61585
71585
81585
91783
101882
111882
121981
132179
142179
152278
162377
172575
182575
192674
202674
212674
222773
232872
242773
252773
262674
272575
282575
292575
302575
312476

Chance of precipitation in December

Any precipitation

Ubá gets around 277 mm of rain over 21.4 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 69% and peaks near 71% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
169
269
370
470
571
671
771
871
970
1070
1170
1270
1369
1469
1569
1668
1768
1868
1968
2067
2167
2267
2368
2468
2568
2668
2768
2868
2968
3067
3167

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 73% of days. Sticky, muggy-or-worse air turns up on roughly 83% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1426637
2425638
3323659
4322669
53216610
63206710
73196711
82186911
92177011
102167111
112157112
122157112
131147411
141147411
151147411
161137511
171137511
181137511
191127611
200127711
210127711
220127711
230117811
240117811
250117811
260117712
270127612
280127612
290127612
300127612
310137512

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
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 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 6:06 AM to 6:17 AM, and sunset from 7:17 PM to 7:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.26:067:17
213.26:067:18
313.26:067:19
413.26:067:19
513.26:067:20
613.26:077:20
713.26:077:21
813.26:077:22
913.26:077:22
1013.36:087:23
1113.36:087:23
1213.36:087:24
1313.36:097:25
1413.36:097:25
1513.36:097:26
1613.36:107:26
1713.36:107:27
1813.36:107:27
1913.36:117:28
2013.36:117:28
2113.36:127:29
2213.36:127:29
2313.36:137:30
2413.36:137:30
2513.36:147:31
2613.36:147:31
2713.36:157:31
2813.36:157:32
2913.36:167:32
3013.36:167:33
3113.36:177:33

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.47 kWh/m².

For context, solar energy here swings from a low near 3.49 kWh/m² to a high of 5.96 kWh/m² in February across the year — December's 5.47 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.2Bright
75.2Bright
85.2Bright
95.2Bright
105.3Bright
115.3Bright
125.3Bright
135.4Bright
145.4Bright
155.4Bright
165.5Bright
175.5Bright
185.5Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.7Bright
245.7Bright
255.7Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
315.7Bright
Planning a trip in December

Hazard calendar for Ubá

In seasonPeak

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

Ubá'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 Ubá?

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

4.4
Sightseeing
11th-best month of the year
4.9
Beach & pool
12th-best month of the year

December is a reasonable time to visit Ubá for sightseeing.

What to pack for Ubá in December

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

In December, Ubá sees daytime highs around 28°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 21 days see rain.

light clothesrain gearsun protection

UV index in Ubá 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 Ubá peaks around January 24 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 24UV 15Jun 22UV 6
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Very high
May7Very high
Jun6High
Jul7High
Aug8Very high
Sep9Very high
Oct12Extreme
Nov14Extreme
Dec14Extreme

Air quality in Ubá 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 Ubá is worst in September — around 15 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (March, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1715 µg/m³Mar 168 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb9Good
Mar8Good
Apr9Good
May10Good
Jun10Good
Jul10Good
Aug11Good
Sep15Moderate
Oct12Good
Nov9Good
Dec9Good
Location & terrain

Where is Ubá?

Ubá sits at 21.1°S, 42.9°W, 343 m above sea level, in Brazil. The nearest listed city is Tocantins, 10 km away.

Topography around Ubá

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

Within 3 km, the terrain around Ubá has only modest variations in elevation — a maximum elevation change of 185 m around an average of 387 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 665 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,798 m.

The land around Ubá is covered by grassland (43%), artificial surfaces (30%) and trees (27%) within 3 km, grassland (64%) and trees (32%) within 16 km, and grassland (63%) and trees (36%) within 80 km.

3 km
185 m
16 km
665 m
80 km
1,798 m
treesgrasslandcroplandartificial surfaces
December weather nearby: Tocantins 10 km · Visconde do Rio Branco 16 km · Rio Pomba 30 km · Cataguases 39 km · Viçosa 41 km · Ervália 43 km · São João Nepomuceno 47 km · Leopoldina 55 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 Ubá (-21.12°, -42.9428°, elevation 343 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).