Porto Feliz weather in December

In December, Porto Feliz sees average daytime highs of 29°C and overnight lows near 20°C, with 185 mm of rain across 19 wet days and about 13.4 hours of daylight. It is the 3rd-warmest and 2nd-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 19% 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 Porto Feliz's 11th-clearest and 5th-windiest month. For the whole year in context, see Porto Feliz's year-round climate.

Daytime high
29°
3rd warmest
Overnight low
20°
10th coldest
Rainfall
185 mm
19 wet days
Daylight
13 h 24 min
6:24 AM – 7:49 PM
Cloud cover
68%
11th clearest
Wind
10 km/h
5th windiest
Solar energy
5.99 kWh/m²
Travel score
4.2
out of 10

Porto Feliz 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 Porto Feliz reaches about 29°C in the afternoon and slips back to 20°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 25°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)
12919
22919
32919
42919
52919
62919
72919
82919
92920
102920
112920
122920
132920
142920
152920
162920
172920
182920
192920
202920
212920
222920
232920
242920
252920
262920
272920
282920
292920
302920
312920

Porto Feliz weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 20°23921.713.33.8
Feb30° / 20°16218.112.84.0
Mar29° / 20°12316.312.24.8
Apr28° / 18°587.711.56.6
May25° / 15°616.510.97.5
Jun24° / 14°47510.68.1
Jul24° / 13°404.410.78.2
Aug26° / 14°364.311.27.9
Sep27° / 16°798.311.96.8
Oct28° / 18°10812.212.55.5
Nov29° / 18°14014.813.15.0
Dec29° / 20°1851913.44.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 17% of December, with mostly cloudy or overcast conditions the remaining 64%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13862
23763
33664
43565
53466
63466
73466
83466
93466
103466
113466
123565
133565
143664
153664
163664
173862
183862
193961
203961
213961
223961
233961
243961
253961
263763
273763
283763
293565
303367
313367

Chance of precipitation in December

Any precipitation

Porto Feliz gets around 185 mm of rain over 19 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 61% and peaks near 65% 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
557
657
758
859
960
1061
1161
1262
1363
1463
1564
1664
1764
1864
1964
2064
2164
2264
2363
2463
2563
2663
2764
2864
2964
3064
3165

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 54% of days. Sticky, muggy-or-worse air turns up on roughly 65% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
111532475
211432485
311431486
411330496
511330506
611229517
711228527
811128528
911127538
1011127538
1111026549
1211026549
131926559
141926559
1518265510
1618265510
1717265511
1817265511
1916265512
2006265612
2105265613
2205255713
2304255714
2404245814
2504245715
2603235816
2703225916
2803225817
2903215917
3003205918
3103205819

Wind in December

Winds average 10 km/h in December.

Across December, daily wind ranges from about 9 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
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 6:20 AM to 6:31 AM, and sunset from 7:40 PM to 7:56 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.36:207:40
213.36:207:40
313.36:207:41
413.46:207:42
513.46:217:42
613.46:217:43
713.46:217:44
813.46:217:44
913.46:217:45
1013.46:227:45
1113.46:227:46
1213.46:227:47
1313.46:237:47
1413.46:237:48
1513.46:237:48
1613.46:247:49
1713.46:247:49
1813.46:247:50
1913.46:257:50
2013.46:257:51
2113.46:267:51
2213.46:267:52
2313.46:277:52
2413.46:277:53
2513.46:287:53
2613.46:287:54
2713.46:297:54
2813.46:297:54
2913.46:307:55
3013.46:307:55
3113.46:317:56

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.99 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.52 kWh/m² to a high of 5.99 kWh/m² in November across the year — December's 5.99 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.0Intense
26.0Intense
36.0Intense
46.0Intense
56.0Bright
66.0Bright
76.0Bright
86.0Bright
95.9Bright
105.9Bright
115.9Bright
125.9Bright
135.9Bright
145.9Bright
155.9Bright
166.0Bright
176.0Bright
186.0Bright
196.0Bright
206.0Bright
216.0Bright
226.0Bright
236.0Bright
246.0Bright
256.0Bright
265.9Bright
275.9Bright
285.9Bright
295.9Bright
305.8Bright
315.8Bright
Planning a trip in December

Hazard calendar for Porto Feliz

In seasonPeak

In December, Porto Feliz sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Porto Feliz's rainy season runs October–March, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Porto Feliz?

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

4.2
Sightseeing
10th-best month of the year
5.5
Beach & pool
10th-best month of the year

December is a reasonable time to visit Porto Feliz for sightseeing.

What to pack for Porto Feliz in December

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

In December, Porto Feliz sees daytime highs around 29°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 19 days see rain.

light clothesrain gearsun protection

UV index in Porto Feliz 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 Porto Feliz peaks around January 21 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 21UV 15Jul 12UV 5
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar11Extreme
Apr9Very high
May7High
Jun6High
Jul5High
Aug8Very high
Sep8Very high
Oct11Extreme
Nov13Extreme
Dec13Extreme

Air quality in Porto Feliz 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 Porto Feliz is worst in July — around 38 µg/m³ PM2.5 (poor), about 2.1× the cleanest month (January, 18 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateJul 1838 µg/m³Jan 1018 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb20Moderate
Mar22Moderate
Apr26Moderate
May31Moderate
Jun35Poor
Jul38Poor
Aug36Poor
Sep35Poor
Oct25Moderate
Nov18Moderate
Dec18Moderate
Location & terrain

Where is Porto Feliz?

Porto Feliz sits at 23.2°S, 47.5°W, 541 m above sea level, in Brazil. The nearest listed city is Boituva, 17 km away.

Topography around Porto Feliz

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

Within 3 km, the terrain around Porto Feliz has only modest variations in elevation — a maximum elevation change of 110 m around an average of 527 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 198 m; within 80 km, large variations in elevation — a maximum elevation change of 845 m.

The land around Porto Feliz is covered by grassland (33%), trees (26%) and artificial surfaces (25%) within 3 km, cropland (42%), grassland (29%) and trees (25%) within 16 km, and trees (39%), grassland (27%) and cropland (27%) within 80 km.

3 km
110 m
16 km
198 m
80 km
845 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Boituva 17 km · Iperó 23 km · Cerquilho 23 km · Tietê 23 km · Itu 24 km · Salto 24 km · Capivari 24 km · Elias Fausto 25 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 Porto Feliz (-23.2147°, -47.5239°, elevation 541 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).