Amambai weather in December

In December, Amambai sees average daytime highs of 30°C and overnight lows near 21°C, with 160 mm of rain across 17.3 wet days and about 13.4 hours of daylight. It is the 2nd-warmest and 1st-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 25% of the time in December, and the air most often feels muggy.

Daylight stretches from about 13 h 18 min at the start of December to 13 h 24 min by month's end. Set against the rest of the year, December is Amambai's 11th-clearest and 9th-windiest month. For the whole year in context, see Amambai's year-round climate.

Daytime high
30°
2nd warmest
Overnight low
21°
10th coldest
Rainfall
160 mm
17.3 wet days
Daylight
13 h 24 min
5:55 AM – 7:19 PM
Cloud cover
64%
11th clearest
Wind
9 km/h
9th windiest
Solar energy
6.24 kWh/m²
Travel score
4.0
out of 10

Amambai 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 30°C through the month.

A typical December day in Amambai reaches about 30°C in the afternoon and slips back to 21°C overnight — a 10°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)
13020
23020
33021
43021
53021
63021
73021
83021
93021
103021
113021
123021
133021
143021
153021
163021
173121
183121
193121
203121
213121
223121
233121
243121
253121
263121
273121
283121
293121
303121
313121

How December really feels in Amambai

Once humidity and wind are folded in, December averages 22 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
22
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.

Amambai weather by month

How December compares with the rest of the year at a glance. December is the 2nd-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 21°15418.113.33.8
Feb30° / 21°14716.712.83.9
Mar30° / 21°10814.312.24.5
Apr28° / 18°879.311.56.1
May25° / 15°105910.97.2
Jun24° / 14°858.110.67.5
Jul24° / 13°716.610.77.8
Aug27° / 15°696.111.27.6
Sep28° / 17°1049.111.96.2
Oct30° / 19°15714.212.54.7
Nov30° / 20°15013.913.14.6
Dec30° / 21°16017.313.44.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% 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 57%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14159
24060
34060
44060
54060
64060
73961
84159
94159
104159
114357
124357
134456
144456
154555
164654
174753
184753
194852
204852
214753
224555
234555
244555
254456
264258
274258
284258
294258
304258
314258

Chance of precipitation in December

Any precipitation

Amambai gets around 160 mm of rain over 17.3 wet days in December, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 55% and peaks near 63% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
153
254
355
455
555
655
755
854
954
1053
1153
1253
1352
1452
1552
1652
1752
1852
1952
2053
2154
2255
2356
2458
2559
2660
2761
2862
2962
3062
3163

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 45% of days. Sticky, muggy-or-worse air turns up on roughly 82% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
137164926
236154927
336154828
435154830
525144731
625144732
725144633
825144533
925144534
1025154534
1125154534
1224154534
1324154535
1414154535
1514154535
1614154535
1714154535
1814144536
1913144536
2013134537
2113134538
2213124539
2313114541
2412114442
2512104444
261294345
270294247
280284248
290284149
300274150
310274051

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 18 min at the start of December to 13 h 24 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 5:51 AM to 6:02 AM, and sunset from 7:10 PM to 7:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.35:517:10
213.35:517:11
313.35:517:12
413.35:517:12
513.45:527:13
613.45:527:13
713.45:527:14
813.45:527:15
913.45:527:15
1013.45:537:16
1113.45:537:17
1213.45:537:17
1313.45:547:18
1413.45:547:18
1513.45:547:19
1613.45:557:19
1713.45:557:20
1813.45:557:21
1913.45:567:21
2013.45:567:22
2113.45:577:22
2213.45:577:23
2313.45:587:23
2413.45:587:23
2513.45:597:24
2613.45:597:24
2713.46:007:25
2813.46:007:25
2913.46:017:25
3013.46:017:26
3113.46:027:26

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.24 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.25 kWh/m² to a high of 6.24 kWh/m² in December across the year — December's 6.24 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.2Intense
46.2Intense
56.2Intense
66.2Intense
76.2Intense
86.2Intense
96.2Intense
106.2Intense
116.2Intense
126.2Intense
136.3Intense
146.3Intense
156.3Intense
166.3Intense
176.3Intense
186.3Intense
196.3Intense
206.3Intense
216.3Intense
226.3Intense
236.3Intense
246.3Intense
256.3Intense
266.3Intense
276.3Intense
286.3Intense
296.2Intense
306.2Intense
316.2Intense
Planning a trip in December

Is December a good time to visit Amambai?

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

4.0
Sightseeing
10th-best month of the year
5.6
Beach & pool
10th-best month of the year

December is a reasonable time to visit Amambai for sightseeing.

What to pack for Amambai in December

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

In December, Amambai sees daytime highs around 30°C and nights near 21°C. Pack light clothes, rain gear and sun protection. About 17 days see rain.

light clothesrain gearsun protection

UV index in Amambai 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 Amambai peaks around January 19 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighExtremeJan 19UV 16Jul 11UV 6
UV index (midday)Level
Jan16Extreme
Feb15Extreme
Mar13Extreme
Apr10Very high
May7High
Jun6High
Jul6High
Aug7Very high
Sep6High
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Amambai 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 Amambai is worst in September — around 24 µg/m³ PM2.5 (moderate), about 4.7× the cleanest month (March, 5 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1623 µg/m³Mar 245 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb7Good
Mar5Good
Apr5Good
May6Good
Jun7Good
Jul7Good
Aug15Moderate
Sep24Moderate
Oct15Moderate
Nov9Good
Dec7Good
Location & terrain

Where is Amambai?

Amambai sits at 23.1°S, 55.2°W, 479 m above sea level, in Brazil. The nearest listed city is Caarapó, 67 km away.

Topography around Amambai

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

Within 3 km, the terrain around Amambai has only modest variations in elevation — a maximum elevation change of 106 m around an average of 467 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 246 m; within 80 km, significant variations in elevation — a maximum elevation change of 492 m.

The land around Amambai is covered by grassland (32%), trees (26%) and cropland (21%) within 3 km, cropland (54%), grassland (25%) and trees (20%) within 16 km, and cropland (44%), grassland (35%) and trees (20%) within 80 km.

3 km
106 m
16 km
246 m
80 km
492 m
treesgrasslandcroplandartificial surfaces
December weather nearby: Caarapó 67 km · Pedro Juan Caballero 81 km · Ponta Porã 81 km · Naviraí 106 km · Dourados 107 km · Fátima do Sul 109 km · Itaquiraí 114 km · Itaporã 122 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 Amambai (-23.1042°, -55.2258°, elevation 479 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).