Araucária weather in December

In December, Araucária sees average daytime highs of 26°C and overnight lows near 17°C, with 175 mm of rain across 19.1 wet days and about 13.6 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 13% of the time in December, and the air most often feels humid.

Daylight stretches from about 13 h 30 min at the start of December to 13 h 36 min by month's end. Set against the rest of the year, December is Araucária's 9th-clearest and 4th-windiest month. For the whole year in context, see Araucária's year-round climate.

Daytime high
26°
3rd warmest
Overnight low
17°
9th coldest
Rainfall
175 mm
19.1 wet days
Daylight
13 h 36 min
6:26 AM – 8:01 PM
Cloud cover
74%
9th clearest
Wind
10 km/h
4th windiest
Solar energy
5.68 kWh/m²
Travel score
5.2
out of 10

Araucária is human settlement in Brazil.

Air quality
Good
PM10 18 µg/m³ · 2015

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 Araucária reaches about 26°C in the afternoon and slips back to 17°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 21°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)
12516
22516
32516
42516
52516
62516
72516
82516
92516
102516
112516
122517
132517
142517
152617
162617
172617
182617
192617
202617
212617
222617
232617
242617
252617
262617
272617
282617
292617
302617
312617

Araucária 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° / 18°21922.313.44.7
Feb26° / 18°18819.512.94.8
Mar25° / 17°12616.612.25.7
Apr23° / 15°769.511.46.7
May20° / 12°898.510.86.4
Jun19° / 10°988.810.46.3
Jul19° / 10°887.610.66.5
Aug21° / 11°767.611.16.9
Sep22° / 12°13110.911.86.3
Oct23° / 14°14114.412.65.8
Nov24° / 15°13014.713.25.9
Dec26° / 17°17519.113.65.2

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 (%)
12971
22971
32872
42872
52872
62872
72872
82773
92872
102872
112872
122971
132971
142971
153070
163070
173070
183070
193070
203070
212971
222971
232971
242872
252872
262773
272674
282575
292476
302476
312476

Chance of precipitation in December

Any precipitation

Araucária gets around 175 mm of rain over 19.1 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 62% and peaks near 68% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
153
254
355
456
556
657
758
858
959
1060
1160
1261
1361
1462
1563
1663
1763
1864
1964
2064
2164
2264
2365
2465
2565
2666
2766
2866
2967
3067
3168

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 41% of days. Sticky, muggy-or-worse air turns up on roughly 34% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
19284420
28274520
37274521
47264522
57264523
66264523
76254524
86254425
96244426
105234427
115234428
125224429
135214430
145204431
155204432
165194333
174184334
184184236
194184137
204174138
213174040
223173941
233163942
242163844
252153845
262153746
271153647
281153648
291143549
301143550
311143550

Wind in December

Winds average 10 km/h in December.

Across December, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 13 h 30 min at the start of December to 13 h 36 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 6:34 AM, and sunset from 7:52 PM to 8:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.56:237:52
213.56:237:53
313.56:237:53
413.56:237:54
513.56:237:55
613.56:237:55
713.56:247:56
813.56:247:57
913.66:247:57
1013.66:247:58
1113.66:257:59
1213.66:257:59
1313.66:258:00
1413.66:258:00
1513.66:268:01
1613.66:268:01
1713.66:278:02
1813.66:278:03
1913.66:278:03
2013.66:288:04
2113.66:288:04
2213.66:298:05
2313.66:298:05
2413.66:308:05
2513.66:308:06
2613.66:318:06
2713.66:318:07
2813.66:328:07
2913.66:328:07
3013.66:338:08
3113.66:348:08

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.68 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.82 kWh/m² to a high of 5.68 kWh/m² in December across the year — December's 5.68 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.6Bright
75.6Bright
85.6Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.7Bright
155.7Bright
165.7Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.7Bright
245.7Bright
255.7Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.6Bright
315.6Bright
Planning a trip in December

Is December a good time to visit Araucária?

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

5.2
Sightseeing
10th-best month of the year
4.9
Beach & pool
4th-best month of the year

December is a reasonable time to visit Araucária for sightseeing.

What to pack for Araucária in December

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

In December, Araucária sees daytime highs around 26°C and nights near 17°C. Pack rain gear. Worth having: light clothes and sun protection. About 19 days see rain.

rain gearlight clothessun protection

UV index in Araucária 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 Araucária peaks around January 18 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 18UV 15Jul 12UV 5
UV index (midday)Level
Jan15Extreme
Feb14Extreme
Mar12Extreme
Apr9Very high
May6High
Jun6High
Jul5High
Aug7High
Sep7Very high
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Araucária 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 Araucária is worst in September — around 19 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (December, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1118 µg/m³Dec 2110 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb10Good
Mar11Good
Apr12Good
May14Moderate
Jun14Moderate
Jul16Moderate
Aug17Moderate
Sep19Moderate
Oct13Moderate
Nov11Good
Dec10Good
Location & terrain

Where is Araucária?

Araucária sits at 25.6°S, 49.4°W, 886 m above sea level, in Brazil. The nearest listed city is Fazenda Rio Grande, 13 km away.

Topography around Araucária

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

Within 3 km, the terrain around Araucária has only modest variations in elevation — a maximum elevation change of 67 m around an average of 886 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 178 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,807 m.

The land around Araucária is covered by trees (38%), artificial surfaces (33%) and grassland (20%) within 3 km, trees (45%) and cropland (20%) within 16 km, and trees (72%) within 80 km.

3 km
67 m
16 km
178 m
80 km
1,807 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Fazenda Rio Grande 13 km · Contenda 16 km · Campo Largo 19 km · São José dos Pinhais 21 km · Mandirituba 22 km · Curitiba 23 km · Campo Magro 25 km · Pinhais 27 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 Araucária (-25.5931°, -49.4103°, elevation 886 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).