Caaguazú weather in December

In December, Caaguazú sees average daytime highs of 31°C and overnight lows near 21°C, with 176 mm of rain across 15.5 wet days and about 13.6 hours of daylight. It is the 2nd-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 36% of the time in December, and the air most often feels oppressive.

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 Caaguazú's 10th-clearest and 9th-windiest month. For the whole year in context, see Caaguazú's year-round climate.

Daytime high
31°
2nd warmest
Overnight low
21°
10th coldest
Rainfall
176 mm
15.5 wet days
Daylight
13 h 36 min
5:53 AM – 7:28 PM
Cloud cover
57%
10th clearest
Wind
9 km/h
9th windiest
Solar energy
6.57 kWh/m²
Travel score
4.0
out of 10

Caaguazú is District & City in Caaguazú, Paraguay.

Density
59/km²
people per km²
Founded
1845

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 31°C through the month.

A typical December day in Caaguazú reaches about 31°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 35°C. Set against its neighbours, December runs about 1°C warmer than November and on par with January.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13120
23120
33120
43120
53120
63120
73120
83120
93120
103120
113120
123120
133121
143121
153121
163121
173121
183121
193121
203121
213121
223121
233121
243121
253121
263221
273221
283221
293221
303222
313222

How December really feels in Caaguazú

Once humidity and wind are folded in, December averages 29 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
29
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.

Caaguazú weather by month

How December compares with the rest of the year at a glance. December is the 2nd-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 22°13815.913.43.6
Feb31° / 21°1531512.93.9
Mar30° / 20°13112.912.24.7
Apr28° / 18°1501011.46.3
May24° / 15°1539.610.87.0
Jun22° / 14°121910.47.0
Jul22° / 13°967.810.67.3
Aug25° / 14°876.811.17.7
Sep27° / 16°1459.611.86.8
Oct28° / 18°19213.312.65.4
Nov30° / 19°1801213.24.9
Dec31° / 21°17615.513.64.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% 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 47%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25050
35050
45050
55050
65050
75050
85050
95149
105149
115248
125248
135347
145446
155545
165545
175644
185644
195644
205644
215545
225545
235446
245446
255347
265347
275347
285248
295248
305248
315248

Chance of precipitation in December

Any precipitation

Caaguazú gets around 176 mm of rain over 15.5 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 49% and peaks near 53% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
145
246
346
447
547
648
748
848
948
1048
1148
1248
1348
1448
1549
1649
1749
1849
1949
2049
2150
2250
2351
2452
2553
2653
2753
2853
2953
3053
3153

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the oppressive band about 42% of days. Sticky, muggy-or-worse air turns up on roughly 76% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1591842270
2491741280
3491741290
4491740300
5391739320
6391739330
7391738340
8391737350
9291736360
10291735370
11291735380
12281734390
13281734390
14181733400
15171733410
16171733420
17171732430
18161632440
19161632450
20161532460
21151531470
22151431481
23151330501
24141330511
25141329521
26141229531
27131228551
28131228542
29131227552
30131227552
31131227552

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 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 5:50 AM to 6:00 AM, and sunset from 7:18 PM to 7:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:507:18
213.55:507:19
313.55:507:19
413.55:507:20
513.55:507:21
613.55:507:21
713.55:507:22
813.55:517:23
913.55:517:23
1013.65:517:24
1113.65:517:25
1213.65:527:25
1313.65:527:26
1413.65:527:26
1513.65:527:27
1613.65:537:28
1713.65:537:28
1813.65:547:29
1913.65:547:29
2013.65:547:30
2113.65:557:30
2213.65:557:31
2313.65:567:31
2413.65:567:32
2513.65:577:32
2613.65:577:32
2713.65:587:33
2813.65:587:33
2913.65:597:34
3013.66:007:34
3113.66:007:34

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.57 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.85 kWh/m² to a high of 6.57 kWh/m² in December across the year — December's 6.57 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
116.6Intense
126.6Intense
136.6Intense
146.6Intense
156.6Intense
166.6Intense
176.6Intense
186.7Intense
196.7Intense
206.7Intense
216.7Intense
226.7Intense
236.6Intense
246.6Intense
256.6Intense
266.6Intense
276.6Intense
286.6Intense
296.6Intense
306.6Intense
316.6Intense
Planning a trip in December

Is December a good time to visit Caaguazú?

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
5.9
Beach & pool
7th-best month of the year

December is a reasonable time to visit Caaguazú for sightseeing.

What to pack for Caaguazú in December

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

In December, Caaguazú sees daytime highs around 31°C and nights near 21°C. Pack light clothes, rain gear and sun protection. About 16 days see rain.

light clothesrain gearsun protection

UV index in Caaguazú 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 Caaguazú 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 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateHighVery highExtremeJan 18UV 15Jul 12UV 5
UV index (midday)Level
Jan15Extreme
Feb14Extreme
Mar12Extreme
Apr9Very high
May6High
Jun5Moderate
Jul5Moderate
Aug6High
Sep8Very high
Oct8Very high
Nov12Extreme
Dec13Extreme

Air quality in Caaguazú 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 Caaguazú is worst in September — around 27 µg/m³ PM2.5 (moderate), about 3.2× the cleanest month (December, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1226 µg/m³Dec 208 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb9Good
Mar8Good
Apr9Good
May10Good
Jun11Good
Jul13Moderate
Aug23Moderate
Sep27Moderate
Oct16Moderate
Nov11Good
Dec8Good
Location & terrain

Where is Caaguazú?

Caaguazú sits at 25.5°S, 56.0°W, 336 m above sea level, in Paraguay. The nearest listed city is Coronel Oviedo, 43 km away.

VillarricaCaazapáCaacupéSan BernardinoItauguáItáCiudad del Este

Topography around Caaguazú

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

Within 3 km, the terrain around Caaguazú has only modest variations in elevation — a maximum elevation change of 94 m around an average of 320 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 207 m; within 80 km, large variations in elevation — a maximum elevation change of 753 m.

The land around Caaguazú is covered by trees (39%), artificial surfaces (30%) and grassland (28%) within 3 km, grassland (47%) and trees (35%) within 16 km, and grassland (40%), trees (33%) and cropland (24%) within 80 km.

3 km
94 m
16 km
207 m
80 km
753 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Coronel Oviedo 43 km · Villarrica 52 km · Caazapá 88 km · Caacupé 113 km · San Bernardino 130 km · Itauguá 135 km · Itá 136 km · Ciudad del Este 137 km

Paraguay travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B / C / N
220 V · 50 Hz
Prices
≈ 35% of US
price level, 2025
GDP per capita
$7,027
2025
Happiness
6.2 / 10
World Happiness, 2025
Safe drinking water
64%
of population, 2024
Homicide rate
6.8
per 100k, 2023
Road deaths
22
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 531
Religion
Roman Catholic 80%Protestant 7%Believer 6%other 1%

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 Caaguazú (-25.471°, -56.016°, elevation 336 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).