Lajeado weather in December

In December, Lajeado sees average daytime highs of 29°C and overnight lows near 18°C, with 167 mm of rain across 14.5 wet days and about 13.9 hours of daylight. It is the 3rd-warmest and 3rd-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 33% of the time in December, and the air most often feels muggy.

Daylight stretches from about 13 h 48 min at the start of December to 13 h 54 min by month's end. Set against the rest of the year, December is Lajeado's 5th-clearest and 6th-windiest month. For the whole year in context, see Lajeado's year-round climate.

Daytime high
29°
3rd warmest
Overnight low
18°
10th coldest
Rainfall
167 mm
14.5 wet days
Daylight
13 h 54 min
6:28 AM – 8:20 PM
Cloud cover
58%
5th clearest
Wind
9 km/h
6th windiest
Solar energy
6.45 kWh/m²
Travel score
5.2
out of 10

Lajeado 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 29°C through the month.

A typical December day in Lajeado reaches about 29°C in the afternoon and slips back to 18°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 33°C. Set against its neighbours, December runs about 2°C warmer than November and on par with January.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12817
22817
32817
42817
52817
62817
72817
82817
92818
102818
112818
122818
132918
142918
152918
162918
172918
182918
192918
202918
212918
222919
232919
242919
252919
262919
272919
282919
292919
302919
312919

Lajeado 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
Jan29° / 19°18116.513.74.6
Feb29° / 19°15915.313.14.7
Mar28° / 18°13313.912.25.7
Apr25° / 15°13210.811.36.7
May21° / 12°1221010.56.5
Jun19° / 10°12610.210.16.0
Jul19° / 15910.710.36.0
Aug21° / 11°12610.210.96.5
Sep22° / 12°16112.411.86.2
Oct24° / 14°19814.412.76.1
Nov27° / 16°14612.613.56.2
Dec29° / 18°16714.513.95.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 18% of December, with mostly cloudy or overcast conditions the remaining 49%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25050
35149
45050
55149
65050
75050
85050
95050
105050
115149
125149
135149
145149
155248
165149
175149
185248
195248
205248
215248
225149
235149
245149
255050
265050
275050
284951
294951
304951
314951

Chance of precipitation in December

Any precipitation

Lajeado gets around 167 mm of rain over 14.5 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 47% and peaks near 48% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
144
244
345
445
545
646
746
846
947
1047
1147
1247
1347
1447
1547
1647
1747
1847
1947
2047
2147
2247
2347
2447
2547
2647
2747
2847
2947
3048
3148

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 39% of days. Sticky, muggy-or-worse air turns up on roughly 55% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
182033326
282033336
381933336
481933347
581832357
681832367
771732368
871631378
971631389
1071531389
11615303910
12614303911
13614294011
14513294112
15512284113
16512274214
17511274216
18511264217
19510254118
20410254120
21410244121
2249244122
2339244124
2439234025
2538234026
2638224027
2728224028
2828224029
2928223929
3027223930
3117223930

Wind in December

Winds average 9 km/h in December.

Across December, daily wind ranges from about 9 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 13 h 48 min at the start of December to 13 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 6:25 AM to 6:35 AM, and sunset from 8:10 PM to 8:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.86:258:10
213.86:258:11
313.86:258:12
413.86:258:12
513.86:258:13
613.86:258:14
713.86:258:15
813.86:268:15
913.86:268:16
1013.86:268:17
1113.96:268:17
1213.96:268:18
1313.96:278:19
1413.96:278:19
1513.96:278:20
1613.96:288:20
1713.96:288:21
1813.96:288:22
1913.96:298:22
2013.96:298:23
2113.96:308:23
2213.96:308:24
2313.96:318:24
2413.96:318:24
2513.96:328:25
2613.96:328:25
2713.96:338:26
2813.96:338:26
2913.96:348:26
3013.96:348:27
3113.96:358:27

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.45 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.42 kWh/m² to a high of 6.45 kWh/m² in December across the year — December's 6.45 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
156.5Intense
166.5Intense
176.5Intense
186.5Intense
196.5Intense
206.5Intense
216.5Intense
226.5Intense
236.5Intense
246.4Intense
256.4Intense
266.4Intense
276.4Intense
286.4Intense
296.4Intense
306.4Intense
316.4Intense
Planning a trip in December

Is December a good time to visit Lajeado?

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
6.3
Beach & pool
1st-best month of the year

December is a reasonable time to visit Lajeado for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Lajeado in December

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

In December, Lajeado sees daytime highs around 29°C and nights near 18°C. Pack light clothes, rain gear and sun protection. About 15 days see rain.

light clothesrain gearsun protection

UV index in Lajeado in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Lajeado peaks around January 16 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateExtremeJan 16UV 13Jun 20UV 3
UV index (midday)Level
Jan13Extreme
Feb12Extreme
Mar10Very high
Apr8Very high
May5Moderate
Jun3Moderate
Jul4Moderate
Aug5Moderate
Sep8Very high
Oct6High
Nov11Extreme
Dec12Extreme

Air quality in Lajeado 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 Lajeado is worst in September — around 17 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (December, 10 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1217 µg/m³Dec 1910 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb10Good
Mar10Good
Apr12Good
May12Good
Jun11Good
Jul13Moderate
Aug16Moderate
Sep17Moderate
Oct12Good
Nov11Good
Dec10Good
Location & terrain

Where is Lajeado?

Lajeado sits at 29.5°S, 52.0°W, 28 m above sea level, in Brazil. The nearest listed city is Estrela, 4.0 km away.

Topography around Lajeado

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

Within 3 km, the terrain around Lajeado has only modest variations in elevation — a maximum elevation change of 83 m around an average of 44 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 579 m; within 80 km, large variations in elevation — a maximum elevation change of 808 m.

The land around Lajeado is covered by artificial surfaces (43%) and trees (35%) within 3 km, trees (47%) and cropland (30%) within 16 km, and trees (67%) within 80 km.

3 km
83 m
16 km
579 m
80 km
808 m
treesgrasslandcroplandartificial surfaceswaterwetland
December weather nearby: Estrela 4.0 km · Arroio do Meio 7.0 km · Teutônia 15 km · Encantado 27 km · Venâncio Aires 27 km · Taquari 38 km · Garibaldi 48 km · Carlos Barbosa 48 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 Lajeado (-29.4669°, -51.9614°, elevation 28 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).