Vacaria weather in December

In December, Vacaria sees average daytime highs of 26°C and overnight lows near 16°C, with 165 mm of rain across 15.2 wet days and about 13.8 hours of daylight. It is the 3rd-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 29% of the time in December, and the air most often feels humid.

Daylight stretches from about 13 h 42 min at the start of December to 13 h 48 min by month's end. Set against the rest of the year, December is Vacaria's 7th-clearest and 7th-windiest month. For the whole year in context, see Vacaria's year-round climate.

Daytime high
26°
3rd warmest
Overnight low
16°
10th coldest
Rainfall
165 mm
15.2 wet days
Daylight
13 h 48 min
6:26 AM – 8:14 PM
Cloud cover
61%
7th clearest
Wind
12 km/h
7th windiest
Solar energy
6.4 kWh/m²
Travel score
5.9
out of 10

Vacaria 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 26°C through the month.

A typical December day in Vacaria reaches about 26°C in the afternoon and slips back to 16°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 29°C. Set against its neighbours, December runs about 2°C warmer than November and on par with January.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12515
22515
32515
42515
52515
62515
72515
82515
92515
102515
112515
122616
132616
142616
152616
162616
172616
182616
192616
202616
212616
222616
232616
242616
252616
262616
272616
282617
292617
302617
312617

Vacaria weather by month

How December compares with the rest of the year at a glance. December is the 3rd-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 17°17217.513.65.5
Feb26° / 17°15816.5135.4
Mar25° / 16°13514.112.26.2
Apr22° / 13°12111.111.36.5
May19° / 10°14610.410.66.0
Jun17° / 13510.210.25.5
Jul17° / 14910.610.45.5
Aug19° / 1199.4116.4
Sep20° / 11°16511.911.86.0
Oct22° / 13°20314.512.75.9
Nov24° / 14°15213.413.46.4
Dec26° / 16°16515.213.85.9

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 17% of December, with mostly cloudy or overcast conditions the remaining 54%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14753
24753
34654
44654
54654
64654
74654
84654
94654
104654
114852
124753
134852
144852
154852
164852
174852
184951
194852
204852
214753
224753
234654
244654
254456
264456
274357
284357
294357
304258
314258

Chance of precipitation in December

Any precipitation

Vacaria gets around 165 mm of rain over 15.2 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 49% and peaks near 51% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
146
246
346
447
547
647
747
848
948
1048
1149
1249
1349
1450
1550
1650
1750
1850
1950
2050
2150
2250
2350
2450
2551
2651
2751
2851
2951
3051
3151

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

Most of December feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, December lands in the humid band about 37% of days. Sticky, muggy-or-worse air turns up on roughly 17% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
12533357
22433357
32333358
42333368
52233368
62233379
72133379
820323710
920323811
1019323811
1118323812
1218313813
1317313913
1417303914
1516293915
1616283916
1716283917
1815273919
1915273920
2015263821
2114263822
2214263823
2313263724
2413253725
2512253726
2611253627
2711253628
2810253629
2910253629
309253630
319253630

Wind in December

Winds average 12 km/h in December.

Across December, daily wind ranges from about 12 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612calm
2712calm
2812calm
2912calm
3012calm
3112calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 13 h 42 min at the start of December to 13 h 48 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 6:23 AM to 6:33 AM, and sunset from 8:04 PM to 8:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.76:238:04
213.76:238:05
313.76:238:05
413.76:238:06
513.76:238:07
613.76:238:08
713.76:238:08
813.86:248:09
913.86:248:10
1013.86:248:10
1113.86:248:11
1213.86:248:12
1313.86:258:12
1413.86:258:13
1513.86:258:13
1613.86:268:14
1713.86:268:15
1813.86:268:15
1913.86:278:16
2013.86:278:16
2113.86:288:17
2213.86:288:17
2313.86:298:18
2413.86:298:18
2513.86:308:19
2613.86:308:19
2713.86:318:19
2813.86:318:20
2913.86:328:20
3013.86:338:20
3113.86:338:21

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.4 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.62 kWh/m² to a high of 6.4 kWh/m² in December across the year — December's 6.4 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.4Intense
26.4Intense
36.4Intense
46.4Intense
56.4Intense
66.4Intense
76.4Intense
86.4Intense
96.4Intense
106.4Intense
116.4Intense
126.4Intense
136.4Intense
146.4Intense
156.4Intense
166.4Intense
176.4Intense
186.4Intense
196.4Intense
206.4Intense
216.4Intense
226.4Intense
236.4Intense
246.4Intense
256.4Intense
266.4Intense
276.4Intense
286.3Intense
296.3Intense
306.3Intense
316.3Intense
Planning a trip in December

Is December a good time to visit Vacaria?

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

5.9
Sightseeing
7th-best month of the year
5.6
Beach & pool
1st-best month of the year

December is a reasonable time to visit Vacaria for sightseeing.

What to pack for Vacaria in December

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

In December, Vacaria sees daytime highs around 26°C and nights near 16°C. Pack rain gear and sun protection. Worth having: light clothes. About 15 days see rain.

rain gearsun protectionlight clothes

UV index in Vacaria 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 Vacaria peaks around January 18 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateHighVery highExtremeJan 18UV 14Jun 21UV 4
UV index (midday)Level
Jan15Extreme
Feb14Extreme
Mar11Extreme
Apr8Very high
May5High
Jun4Moderate
Jul4Moderate
Aug6High
Sep8Very high
Oct8Very high
Nov12Extreme
Dec13Extreme
Location & terrain

Where is Vacaria?

Vacaria sits at 28.5°S, 50.9°W, 970 m above sea level, in Brazil. The nearest listed city is São Marcos, 53 km away.

Topography around Vacaria

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

Within 3 km, the terrain around Vacaria has only modest variations in elevation — a maximum elevation change of 95 m around an average of 958 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 354 m; within 80 km, large variations in elevation — a maximum elevation change of 1,118 m.

The land around Vacaria is covered by artificial surfaces (39%) and grassland (28%) within 3 km, cropland (45%), trees (30%) and grassland (23%) within 16 km, and trees (44%), grassland (32%) and cropland (23%) within 80 km.

3 km
95 m
16 km
354 m
80 km
1,118 m
treesgrasslandcroplandartificial surfacesbare terrain
December weather nearby: São Marcos 53 km · Flores da Cunha 62 km · Lagoa Vermelha 67 km · Nova Prata 73 km · Veranópolis 76 km · Caxias do Sul 77 km · Farroupilha 89 km · Bento Gonçalves 93 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 Vacaria (-28.5122°, -50.9339°, elevation 970 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).