Itumbiara weather in December

In December, Itumbiara sees average daytime highs of 30°C and overnight lows near 22°C, with 204 mm of rain across 22.6 wet days and about 13.1 hours of daylight. It is the 7th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 12% 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 Itumbiara's 11th-clearest and 9th-windiest month. For the whole year in context, see Itumbiara's year-round climate.

Daytime high
30°
7th warmest
Overnight low
22°
12th coldest
Rainfall
204 mm
22.6 wet days
Daylight
13 h 06 min
6:40 AM – 7:46 PM
Cloud cover
76%
11th clearest
Wind
7 km/h
9th windiest
Solar energy
5.69 kWh/m²
Travel score
3.4
out of 10

Itumbiara 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 30°C through the month.

A typical December day in Itumbiara reaches about 30°C in the afternoon and slips back to 22°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 33°C. Set against its neighbours, December runs about 1°C cooler than November and on par with January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13022
23022
33022
43022
53022
63022
73022
83022
93022
103022
113022
123022
133022
143022
153022
163022
173022
183022
193022
203022
213022
223022
233022
243022
253022
263022
273022
283022
293022
303022
313022

How December really feels in Itumbiara

Once humidity and wind are folded in, December averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in December is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Itumbiara weather by month

How December compares with the rest of the year at a glance. December is the 7th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°21321.5133.5
Feb30° / 22°1551912.63.6
Mar30° / 22°14518.412.13.9
Apr30° / 21°508.611.65.1
May29° / 18°193.411.16.5
Jun29° / 17°71.210.97.2
Jul29° / 17°50.7117.1
Aug31° / 18°6111.45.8
Sep33° / 21°314.811.94.1
Oct33° / 22°8712.512.43.3
Nov31° / 22°15619.212.93.4
Dec30° / 22°20422.613.13.4

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 12% 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 75%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12575
22476
32278
42278
52179
62179
72179
82080
92179
102278
112377
122377
132377
142575
152575
162674
172773
182872
192872
202971
212971
223070
233070
242971
252872
262674
272674
282575
292575
302476
312377

Chance of precipitation in December

Any precipitation

Itumbiara gets around 204 mm of rain over 22.6 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 72% and peaks near 75% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
170
271
372
473
574
674
775
875
975
1075
1174
1274
1373
1473
1572
1671
1771
1870
1970
2070
2170
2270
2370
2470
2570
2671
2771
2872
2972
3072
3172

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 58% of days. Sticky, muggy-or-worse air turns up on roughly 95% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
12105830
2195832
3185833
4175735
5175636
6165637
7165538
8155539
9155440
10155440
11055540
12045640
13045640
14045640
15045739
16045838
17045937
18046036
19046135
20046135
21046234
22046234
23046234
24046234
25046135
26046036
27036037
28035938
29045739
30045640
31045541

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 6:36 AM to 6:47 AM, and sunset from 7:37 PM to 7:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.06:367:37
213.06:367:38
313.06:367:39
413.06:367:39
513.16:377:40
613.16:377:40
713.16:377:41
813.16:377:42
913.16:387:42
1013.16:387:43
1113.16:387:43
1213.16:397:44
1313.16:397:44
1413.16:397:45
1513.16:407:45
1613.16:407:46
1713.16:407:47
1813.16:417:47
1913.16:417:48
2013.16:427:48
2113.16:427:49
2213.16:437:49
2313.16:437:50
2413.16:447:50
2513.16:447:50
2613.16:457:51
2713.16:457:51
2813.16:467:52
2913.16:467:52
3013.16:477:52
3113.16:477:53

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.69 kWh/m².

For context, solar energy here swings from a low near 4.29 kWh/m² to a high of 6.24 kWh/m² in October across the year — December's 5.69 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.6Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.6Bright
145.6Bright
155.6Bright
165.7Bright
175.7Bright
185.7Bright
195.7Bright
205.8Bright
215.8Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.8Bright
275.8Bright
285.7Bright
295.7Bright
305.7Bright
315.7Bright
Planning a trip in December

Hazard calendar for Itumbiara

In seasonPeak

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

Itumbiara'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 Itumbiara?

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

3.4
Sightseeing
10th-best month of the year
4.8
Beach & pool
12th-best month of the year

December is a weaker month for outdoor sightseeing in Itumbiara.

What to pack for Itumbiara in December

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

In December, Itumbiara sees daytime highs around 30°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 23 days see rain.

light clothesrain gearsun protection

UV index in Itumbiara 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 Itumbiara peaks around January 24 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeJan 24UV 15Jun 20UV 7
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar14Extreme
Apr11Extreme
May8Very high
Jun7Very high
Jul8Very high
Aug9Very high
Sep11Extreme
Oct12Extreme
Nov12Extreme
Dec14Extreme

Air quality in Itumbiara 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 Itumbiara is worst in September — around 37 µg/m³ PM2.5 (poor), about 6.6× the cleanest month (November, 6 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1534 µg/m³Nov 226 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb8Good
Mar8Good
Apr7Good
May7Good
Jun7Good
Jul8Good
Aug16Moderate
Sep37Poor
Oct12Moderate
Nov6Good
Dec6Good
Location & terrain

Where is Itumbiara?

Itumbiara sits at 18.4°S, 49.2°W, 450 m above sea level, in Brazil. The nearest listed city is Goiatuba, 48 km away.

Topography around Itumbiara

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

Within 3 km, the terrain around Itumbiara has only modest variations in elevation — a maximum elevation change of 77 m around an average of 476 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 307 m; within 80 km, significant variations in elevation — a maximum elevation change of 534 m.

The land around Itumbiara is covered by artificial surfaces (48%) and cropland (24%) within 3 km, cropland (65%) within 16 km, and cropland (53%), grassland (22%) and trees (21%) within 80 km.

3 km
77 m
16 km
307 m
80 km
534 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Goiatuba 48 km · Tupaciguara 57 km · Bom Jesus de Goiás 59 km · Monte Alegre de Minas 61 km · Ituiutaba 67 km · Morrinhos 77 km · Caldas Novas 97 km · Pontalina 102 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 Itumbiara (-18.4192°, -49.2153°, elevation 450 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).