Colina weather in December

In December, Colina sees average daytime highs of 30°C and overnight lows near 21°C, with 230 mm of rain across 22.6 wet days and about 13.2 hours of daylight. It is the 5th-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 13% 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 12 min by month's end. Set against the rest of the year, December is Colina's 11th-clearest and 8th-windiest month. For the whole year in context, see Colina's year-round climate.

Daytime high
30°
5th warmest
Overnight low
21°
11th coldest
Rainfall
230 mm
22.6 wet days
Daylight
13 h 18 min
6:33 AM – 7:48 PM
Cloud cover
74%
11th clearest
Wind
8 km/h
8th windiest
Solar energy
5.83 kWh/m²
Travel score
3.5
out of 10

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 Colina reaches about 30°C in the afternoon and slips back to 21°C overnight — a 9°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 on par with November and on par with January.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13021
23021
33021
43021
53021
63021
73021
83021
93021
103021
113021
123021
133021
143021
153021
163021
173021
183021
193021
203021
213021
223021
233021
243021
253022
263022
273022
283022
293022
303022
313022

How December really feels in Colina

Once humidity and wind are folded in, December averages 23 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
23
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.

Colina weather by month

How December compares with the rest of the year at a glance. December is the 5th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°26723.113.13.5
Feb30° / 21°18719.812.73.6
Mar30° / 21°16819.112.14.0
Apr29° / 19°658.911.55.5
May27° / 17°385.5117.3
Jun27° / 16°242.910.88.0
Jul27° / 15°15210.98.1
Aug30° / 17°172.511.36.6
Sep31° / 19°596.911.95.0
Oct31° / 21°11113.212.54.0
Nov30° / 21°16518.3133.8
Dec30° / 21°23022.613.23.5

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 13% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 15% of December, with mostly cloudy or overcast conditions the remaining 72%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13268
22971
32872
42872
52773
62575
72575
82575
92674
102575
112674
122674
132773
142872
152872
162971
172971
182971
192971
202971
213070
223070
233070
243070
252971
262872
272872
282674
292674
302575
312575

Chance of precipitation in December

Any precipitation

Colina gets around 230 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 73% and peaks near 74% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
169
270
371
472
573
673
774
874
974
1074
1174
1274
1374
1473
1573
1673
1773
1872
1972
2072
2172
2272
2372
2472
2573
2673
2773
2874
2974
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 57% of days. Sticky, muggy-or-worse air turns up on roughly 92% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
113165327
213155328
313145230
412135232
512125233
612115234
712105235
81195435
90195535
100185635
110185635
120175735
130075835
140075934
150075934
160076033
170066133
180066133
190066133
200066133
210056233
220056134
230056035
240046036
250045937
260045838
270045739
280045640
290045541
300045541
310045442

Wind in December

Winds average 8 km/h in December.

Across December, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
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
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 13 h 12 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 0 minutes over December. Sunrise moves from 6:29 AM to 6:40 AM, and sunset from 7:39 PM to 7:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.26:297:39
213.26:297:40
313.26:297:40
413.26:297:41
513.26:307:41
613.26:307:42
713.26:307:43
813.26:307:43
913.26:307:44
1013.26:317:44
1113.26:317:45
1213.26:317:46
1313.26:327:46
1413.26:327:47
1513.26:327:47
1613.36:337:48
1713.36:337:48
1813.36:347:49
1913.36:347:49
2013.36:347:50
2113.36:357:50
2213.36:357:51
2313.36:367:51
2413.36:367:52
2513.36:377:52
2613.36:377:53
2713.36:387:53
2813.36:387:53
2913.26:397:54
3013.26:407:54
3113.26:407:55

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.83 kWh/m².

For context, solar energy here swings from a low near 3.97 kWh/m² to a high of 6.09 kWh/m² in October across the year — December's 5.83 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.7Bright
75.7Bright
85.7Bright
95.7Bright
105.7Bright
115.7Bright
125.8Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.9Bright
195.9Bright
205.9Bright
215.9Bright
225.9Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
315.7Bright
Planning a trip in December

Hazard calendar for Colina

In seasonPeak

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

Colina'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 Colina?

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

3.5
Sightseeing
11th-best month of the year
4.8
Beach & pool
11th-best month of the year

December is a weaker month for outdoor sightseeing in Colina.

What to pack for Colina in December

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

In December, Colina sees daytime highs around 30°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 Colina 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 Colina peaks around January 22 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 22UV 15Jun 20UV 7
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Extreme
May8Very high
Jun7High
Jul7High
Aug9Very high
Sep10Very high
Oct10Extreme
Nov13Extreme
Dec14Extreme

Air quality in Colina 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 Colina is worst in September — around 35 µg/m³ PM2.5 (moderate), about 4.0× the cleanest month (November, 9 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1134 µg/m³Nov 229 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb11Good
Mar11Good
Apr12Good
May13Moderate
Jun13Moderate
Jul14Moderate
Aug31Moderate
Sep35Moderate
Oct19Moderate
Nov9Good
Dec10Good
Location & terrain

Where is Colina?

Colina sits at 20.7°S, 48.5°W, 604 m above sea level, in Brazil. The nearest listed city is Barretos, 18 km away.

Topography around Colina

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

Within 3 km, the terrain around Colina has only modest variations in elevation — a maximum elevation change of 87 m around an average of 588 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 171 m; within 80 km, significant variations in elevation — a maximum elevation change of 412 m.

The land around Colina is covered by cropland (48%) and trees (24%) within 3 km, cropland (73%) within 16 km, and cropland (72%) within 80 km.

3 km
87 m
16 km
171 m
80 km
412 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Barretos 18 km · Monte Azul Paulista 24 km · Bebedouro 27 km · Viradouro 31 km · Olímpia 39 km · Pitangueiras 47 km · Guaíra 50 km · Morro Agudo 50 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 Colina (-20.7133°, -48.5408°, elevation 604 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).