Penápolis weather in December

In December, Penápolis sees average daytime highs of 31°C and overnight lows near 22°C, with 206 mm of rain across 20.3 wet days and about 13.3 hours of daylight. It is the 4th-warmest and 2nd-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 17% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 13 h 12 min at the start of December to 13 h 18 min by month's end. Set against the rest of the year, December is Penápolis's 11th-clearest and 8th-windiest month. For the whole year in context, see Penápolis's year-round climate.

Daytime high
31°
4th warmest
Overnight low
22°
10th coldest
Rainfall
206 mm
20.3 wet days
Daylight
13 h 18 min
6:38 AM – 7:55 PM
Cloud cover
70%
11th clearest
Wind
9 km/h
8th windiest
Solar energy
6 kWh/m²
Travel score
3.5
out of 10

Penápolis 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 31°C through the month.

A typical December day in Penápolis reaches about 31°C in the afternoon and slips back to 22°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 34°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)
13122
23122
33122
43122
53122
63122
73122
83122
93122
103122
113122
123122
133122
143122
153122
163122
173122
183122
193122
203122
213122
223122
233122
243122
253122
263122
273122
283122
293122
303122
313022

How December really feels in Penápolis

Once humidity and wind are folded in, December averages 31 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
31
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.

Penápolis weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°25922.413.23.4
Feb31° / 22°19018.612.73.5
Mar30° / 22°14717.612.24.0
Apr30° / 20°637.711.55.6
May27° / 17°525.6117.3
Jun27° / 16°323.610.77.9
Jul27° / 15°21310.87.9
Aug30° / 16°243.111.36.5
Sep31° / 18°607.111.95.1
Oct31° / 20°11312.112.54.1
Nov31° / 21°15615.4133.9
Dec31° / 22°20620.313.33.5

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% 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 66%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13664
23466
33466
43268
53367
63268
73169
83169
93367
103268
113367
123367
133466
143565
153466
163565
173565
183664
193664
203763
213763
223763
233763
243664
253466
263367
273367
283268
293169
303169
312971

Chance of precipitation in December

Any precipitation

Penápolis gets around 206 mm of rain over 20.3 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 65% and peaks near 69% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
159
260
361
463
564
664
765
865
965
1065
1166
1266
1366
1466
1566
1665
1765
1865
1965
2065
2165
2265
2366
2466
2567
2667
2768
2868
2969
3069
3169

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 53% of days. Sticky, muggy-or-worse air turns up on roughly 88% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
114183442
214173444
314163446
413143447
513133349
613123351
713123351
813113352
912113452
1012113452
1102113453
1202103553
1301103554
1401103554
1501103653
1601103653
1701103752
1801103752
1900103753
200093853
210093853
220093853
230083854
240073756
250073756
260073657
270063559
280063460
290063460
300053362
310053263

Wind in December

Winds average 9 km/h in December.

Across December, daily wind ranges from about 8 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
288calm
298calm
308calm
318calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 13 h 12 min at the start of December to 13 h 18 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 6:34 AM to 6:45 AM, and sunset from 7:46 PM to 8:02 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.26:347:46
213.26:347:47
313.26:347:48
413.26:347:48
513.26:347:49
613.36:357:50
713.36:357:50
813.36:357:51
913.36:357:51
1013.36:367:52
1113.36:367:53
1213.36:367:53
1313.36:367:54
1413.36:377:54
1513.36:377:55
1613.36:387:55
1713.36:387:56
1813.36:387:56
1913.36:397:57
2013.36:397:57
2113.36:407:58
2213.36:407:58
2313.36:417:59
2413.36:417:59
2513.36:428:00
2613.36:428:00
2713.36:438:01
2813.36:438:01
2913.36:448:01
3013.36:448:02
3113.36:458:02

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6 kWh/m².

For context, solar energy here swings from a low near 3.79 kWh/m² to a high of 6.17 kWh/m² in November across the year — December's 6 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.0Intense
46.0Intense
56.0Intense
66.0Bright
76.0Bright
86.0Bright
96.0Bright
106.0Bright
116.0Bright
126.0Bright
136.0Bright
146.0Bright
156.0Bright
166.0Intense
176.0Intense
186.0Intense
196.0Intense
206.0Intense
216.0Intense
226.0Intense
236.0Intense
246.0Intense
256.0Intense
266.0Bright
276.0Bright
285.9Bright
295.9Bright
305.9Bright
315.9Bright
Planning a trip in December

Hazard calendar for Penápolis

In seasonPeak

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

Penápolis's monsoon runs November–March, when most of the year's rain falls.

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

Is December a good time to visit Penápolis?

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

3.5
Sightseeing
10th-best month of the year
5.1
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Penápolis.

What to pack for Penápolis in December

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

In December, Penápolis sees daytime highs around 31°C and nights near 22°C. Pack light clothes, rain gear and sun protection. About 20 days see rain.

light clothesrain gearsun protection

UV index in Penápolis 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 Penápolis peaks around January 21 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 6 (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 10UV 6
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Very high
May7Very high
Jun6High
Jul6High
Aug8Very high
Sep9Very high
Oct11Extreme
Nov13Extreme
Dec13Extreme

Air quality in Penápolis 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 Penápolis is worst in September — around 20 µg/m³ PM2.5 (moderate), about 2.9× the cleanest month (November, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1619 µg/m³Nov 227 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb8Good
Mar8Good
Apr9Good
May10Good
Jun9Good
Jul9Good
Aug13Moderate
Sep20Moderate
Oct13Moderate
Nov7Good
Dec8Good
Location & terrain

Where is Penápolis?

Penápolis sits at 21.4°S, 50.1°W, 414 m above sea level, in Brazil. The nearest listed city is Promissão, 26 km away.

Topography around Penápolis

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

Within 3 km, the terrain around Penápolis has only modest variations in elevation — a maximum elevation change of 66 m around an average of 417 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 162 m; within 80 km, significant variations in elevation — a maximum elevation change of 320 m.

The land around Penápolis is covered by artificial surfaces (44%) and grassland (23%) within 3 km, cropland (67%) within 16 km, and cropland (58%) and grassland (22%) within 80 km.

3 km
66 m
16 km
162 m
80 km
320 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Promissão 26 km · Birigui 31 km · Buritama 40 km · Araçatuba 44 km · Lins 45 km · Guararapes 61 km · Cafelândia 64 km · Tupã 73 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 Penápolis (-21.4197°, -50.0775°, elevation 414 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).