Erechim weather in December

In December, Erechim sees average daytime highs of 28°C and overnight lows near 17°C, with 185 mm of rain across 15.6 wet days and about 13.7 hours of daylight. It is the 2nd-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°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 36 min at the start of December to 13 h 42 min by month's end. Set against the rest of the year, December is Erechim's 9th-clearest and 6th-windiest month. For the whole year in context, see Erechim's year-round climate.

Daytime high
28°
2nd warmest
Overnight low
17°
10th coldest
Rainfall
185 mm
15.6 wet days
Daylight
13 h 42 min
6:33 AM – 8:17 PM
Cloud cover
59%
9th clearest
Wind
10 km/h
6th windiest
Solar energy
6.5 kWh/m²
Travel score
5.6
out of 10

Erechim 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 28°C through the month.

A typical December day in Erechim reaches about 28°C in the afternoon and slips back to 17°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 31°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)
12716
22716
32716
42716
52717
62717
72717
82717
92717
102717
112717
122817
132817
142817
152817
162817
172817
182817
192817
202817
212817
222818
232818
242818
252818
262818
272818
282818
292818
302818
312818

Erechim weather by month

How December compares with the rest of the year at a glance. December is the 2nd-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 18°18717.613.65.1
Feb28° / 18°17416.3135.3
Mar27° / 17°14713.612.26.1
Apr24° / 14°14310.911.46.7
May20° / 11°1739.910.76.4
Jun19° / 16110.210.36.1
Jul19° / 1649.910.46.2
Aug21° / 10°1218.4116.9
Sep22° / 12°18511.411.86.5
Oct24° / 14°25014.712.76.1
Nov26° / 15°17912.913.46.2
Dec28° / 17°18515.613.75.6

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 16% of December, with mostly cloudy or overcast conditions the remaining 50%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15050
24951
34852
44852
54951
64951
74852
84852
94951
104951
114951
125050
135149
145149
155149
165149
175248
185248
195248
205248
215248
225050
235050
245050
255050
264753
274753
284753
294753
304753
314753

Chance of precipitation in December

Any precipitation

Erechim gets around 185 mm of rain over 15.6 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 50% and peaks near 53% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
146
246
347
447
547
648
748
848
949
1049
1149
1250
1350
1450
1550
1651
1751
1851
1951
2051
2152
2252
2352
2452
2552
2653
2753
2853
2953
3053
3153

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 37% of days. Sticky, muggy-or-worse air turns up on roughly 39% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1132735250
2132735250
3122635260
4122535270
5122535280
6112435290
7112435300
8102335310
9102335311
10102235321
1192135331
1292135341
1392035351
1482035361
1581935371
1681934381
1781834391
1871834401
1971833402
2071733412
2161732423
2261632423
2361631434
2451631444
2551531445
2651530455
2741530456
2841529456
2931529457
3031529458
3131529468

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 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 13 h 36 min at the start of December to 13 h 42 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 6:30 AM to 6:40 AM, and sunset from 8:08 PM to 8:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.66:308:08
213.66:308:08
313.66:308:09
413.76:308:10
513.76:308:10
613.76:318:11
713.76:318:12
813.76:318:12
913.76:318:13
1013.76:318:14
1113.76:328:14
1213.76:328:15
1313.76:328:16
1413.76:328:16
1513.76:338:17
1613.76:338:17
1713.76:338:18
1813.76:348:19
1913.76:348:19
2013.76:358:20
2113.76:358:20
2213.76:368:21
2313.76:368:21
2413.76:378:21
2513.76:378:22
2613.76:388:22
2713.76:388:23
2813.76:398:23
2913.76:398:23
3013.76:408:24
3113.76:408:24

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.5 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.68 kWh/m² to a high of 6.5 kWh/m² in December across the year — December's 6.5 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.5Intense
26.5Intense
36.5Intense
46.5Intense
56.5Intense
66.5Intense
76.5Intense
86.5Intense
96.5Intense
106.5Intense
116.5Intense
126.5Intense
136.5Intense
146.5Intense
156.5Intense
166.5Intense
176.5Intense
186.5Intense
196.5Intense
206.5Intense
216.5Intense
226.5Intense
236.5Intense
246.5Intense
256.5Intense
266.5Intense
276.5Intense
286.5Intense
296.5Intense
306.5Intense
316.5Intense
Planning a trip in December

Is December a good time to visit Erechim?

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

5.6
Sightseeing
10th-best month of the year
5.9
Beach & pool
3rd-best month of the year

December is a reasonable time to visit Erechim for sightseeing.

What to pack for Erechim in December

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

In December, Erechim sees daytime highs around 28°C and nights near 17°C. Pack light clothes, rain gear and sun protection. About 16 days see rain.

light clothesrain gearsun protection

UV index in Erechim 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 Erechim peaks around January 21 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 5 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateHighVery highExtremeJan 21UV 14Jun 23UV 5
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar11Extreme
Apr8Very high
May6High
Jun5Moderate
Jul5Moderate
Aug5High
Sep8Very high
Oct8Very high
Nov12Extreme
Dec13Extreme

Air quality in Erechim 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 Erechim is worst in September — around 16 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (March, 6 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1515 µg/m³Mar 126 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb7Good
Mar6Good
Apr7Good
May7Good
Jun7Good
Jul8Good
Aug12Good
Sep16Moderate
Oct10Good
Nov7Good
Dec6Good
Location & terrain

Where is Erechim?

Erechim sits at 27.6°S, 52.3°W, 786 m above sea level, in Brazil. The nearest listed city is Getúlio Vargas, 29 km away.

Topography around Erechim

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

Within 3 km, the terrain around Erechim has only modest variations in elevation — a maximum elevation change of 248 m around an average of 743 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 445 m; within 80 km, large variations in elevation — a maximum elevation change of 896 m.

The land around Erechim is covered by artificial surfaces (45%) and trees (42%) within 3 km, cropland (47%) and trees (42%) within 16 km, and trees (45%) and cropland (45%) within 80 km.

3 km
248 m
16 km
445 m
80 km
896 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Getúlio Vargas 29 km · Concórdia 51 km · Seara 54 km · Tapejara 55 km · Sananduva 58 km · Chapecó 69 km · Passo Fundo 71 km · Sarandi 72 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 Erechim (-27.6346°, -52.2754°, elevation 786 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).