Ceres weather in December

In December, Ceres sees average daytime highs of 29°C and overnight lows near 21°C, with 242 mm of rain across 23.1 wet days and about 12.9 hours of daylight. It is the 11th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°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 12 h 48 min at the start of December to 12 h 54 min by month's end. Set against the rest of the year, December is Ceres's 12th-clearest and 8th-windiest month. For the whole year in context, see Ceres's year-round climate.

Daytime high
29°
11th warmest
Overnight low
21°
10th coldest
Rainfall
242 mm
23.1 wet days
Daylight
12 h 54 min
6:47 AM – 7:42 PM
Cloud cover
80%
12th clearest
Wind
6 km/h
8th windiest
Solar energy
5.14 kWh/m²
Travel score
3.7
out of 10

Ceres is settlement in Goiás, 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 29°C through the month.

A typical December day in Ceres reaches about 29°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 26°C and 32°C. Set against its neighbours, December runs about 1°C cooler than November and on par with January.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12921
22921
32921
42921
52921
62921
72921
82921
92921
102921
112921
122921
132921
142921
152921
162921
172921
182921
192921
202921
212921
222921
232921
242921
252921
262921
272921
282921
292921
302921
312921

How December really feels in Ceres

Once humidity and wind are folded in, December averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Ceres weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 21°2372312.83.7
Feb29° / 21°17820.912.53.7
Mar29° / 21°17821.712.13.8
Apr30° / 20°7312.311.74.7
May30° / 19°111.911.35.9
Jun30° / 17°30.511.16.5
Jul30° / 17°00.211.26.5
Aug32° / 18°30.511.55.3
Sep33° / 20°18411.93.9
Oct32° / 21°9713.912.33.4
Nov30° / 21°19522.112.73.5
Dec29° / 21°24223.112.93.7

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 11% of December, with mostly cloudy or overcast conditions the remaining 79%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12080
21981
31981
41981
51981
61981
71981
81882
91882
101882
111882
121882
131981
142080
152080
162080
172179
182278
192278
202278
212278
222278
232377
242476
252377
262377
272377
282278
292278
302278
312278

Chance of precipitation in December

Any precipitation

Ceres gets around 242 mm of rain over 23.1 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 75% and peaks near 79% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
179
279
379
479
579
678
778
878
977
1077
1176
1276
1375
1475
1575
1674
1774
1873
1973
2073
2172
2272
2372
2472
2572
2672
2772
2873
2973
3074
3174

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 63% of days. Sticky, muggy-or-worse air turns up on roughly 96% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)
136532
236532
326533
426434
526434
626335
726335
826236
926236
1036037
1136037
1236037
1336136
1436136
1546135
1646234
1746333
1846333
1946432
2056431
2156431
2256530
2356530
2456530
2556431
2646531
2746432
2846333
2946234
3046135
3146036

Wind in December

Winds average 6 km/h in December.

Across December, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 48 min at the start of December to 12 h 54 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 6:43 AM to 6:55 AM, and sunset from 7:33 PM to 7:48 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:437:33
212.86:437:34
312.96:437:35
412.96:437:35
512.96:447:36
612.96:447:36
712.96:447:37
812.96:457:37
912.96:457:38
1012.96:457:38
1112.96:467:39
1212.96:467:40
1312.96:467:40
1412.96:477:41
1512.96:477:41
1612.96:477:42
1712.96:487:42
1812.96:487:43
1912.96:497:43
2012.96:497:44
2112.96:507:44
2212.96:507:45
2312.96:517:45
2412.96:517:46
2512.96:527:46
2612.96:527:46
2712.96:537:47
2812.96:537:47
2912.96:547:48
3012.96:547:48
3112.96:557:48

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.14 kWh/m².

For context, solar energy here swings from a low near 4.68 kWh/m² to a high of 5.97 kWh/m² in September across the year — December's 5.14 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.1Bright
145.1Bright
155.1Bright
165.1Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.2Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.2Bright
285.2Bright
295.2Bright
305.2Bright
315.2Bright
Planning a trip in December

Hazard calendar for Ceres

In seasonPeak

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

Ceres'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 Ceres?

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

3.7
Sightseeing
8th-best month of the year
4.7
Beach & pool
12th-best month of the year

December is a weaker month for outdoor sightseeing in Ceres.

What to pack for Ceres in December

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

In December, Ceres sees daytime highs around 29°C and nights near 21°C. Pack light clothes and rain gear. Worth having: sun protection. About 23 days see rain.

light clothesrain gearsun protection

UV index in Ceres in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ceres peaks around February 13 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 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 13UV 15Jun 22UV 8
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar15Extreme
Apr12Extreme
May9Very high
Jun8Very high
Jul8Very high
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov14Extreme
Dec13Extreme

Air quality in Ceres 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 Ceres is worst in September — around 24 µg/m³ PM2.5 (moderate), about 4.1× the cleanest month (June, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1923 µg/m³Jun 156 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb8Good
Mar8Good
Apr7Good
May7Good
Jun6Good
Jul7Good
Aug11Good
Sep24Moderate
Oct19Moderate
Nov8Good
Dec8Good
Location & terrain

Where is Ceres?

Ceres sits at 15.3°S, 49.6°W, 586 m above sea level, in Brazil. The nearest listed city is Rubiataba, 27 km away.

Topography around Ceres

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

Within 3 km, the terrain around Ceres has only modest variations in elevation — a maximum elevation change of 233 m around an average of 604 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 529 m; within 80 km, large variations in elevation — a maximum elevation change of 1,171 m.

The land around Ceres is covered by grassland (47%), trees (25%) and artificial surfaces (23%) within 3 km, grassland (45%), cropland (29%) and trees (24%) within 16 km, and grassland (43%), trees (32%) and cropland (22%) within 80 km.

3 km
233 m
16 km
529 m
80 km
1,171 m
treesshrubsgrasslandcroplandartificial surfaceswater
December weather nearby: Rubiataba 27 km · Itapaci 40 km · Itapuranga 47 km · Goianésia 52 km · Jaraguá 57 km · Itaberaí 82 km · Goiás 91 km · Pirenópolis 91 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 Ceres (-15.3083°, -49.5983°, elevation 586 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).