Engenheiro Coelho weather in December

In December, Engenheiro Coelho sees average daytime highs of 29°C and overnight lows near 20°C, with 217 mm of rain across 20.5 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 17% 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 Engenheiro Coelho's 11th-clearest and 6th-windiest month. For the whole year in context, see Engenheiro Coelho's year-round climate.

Daytime high
29°
3rd warmest
Overnight low
20°
10th coldest
Rainfall
217 mm
20.5 wet days
Daylight
13 h 24 min
6:24 AM – 7:46 PM
Cloud cover
69%
11th clearest
Wind
8 km/h
6th windiest
Solar energy
5.93 kWh/m²
Travel score
3.9
out of 10

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 Engenheiro Coelho reaches about 29°C in the afternoon and slips back to 20°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 26°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)
12920
22920
32920
42920
52920
62920
72920
82920
92920
102920
112920
122920
132920
142920
152920
162920
172920
183020
193020
203020
213020
223020
233020
243020
253020
263020
273020
283020
293021
303021
313021

Engenheiro Coelho 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
Jan30° / 21°27122.513.23.7
Feb30° / 20°19118.712.83.8
Mar29° / 20°15317.912.24.4
Apr28° / 18°678.111.56.3
May26° / 15°576.110.97.5
Jun25° / 14°394.310.68.1
Jul25° / 13°363.910.88.2
Aug27° / 14°313.911.27.7
Sep29° / 16°757.911.96.1
Oct29° / 18°12213.612.54.9
Nov29° / 19°17516.313.14.6
Dec29° / 20°21720.513.43.9

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 19% of December, with mostly cloudy or overcast conditions the remaining 64%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13862
23664
33763
43763
53565
63565
73565
83565
93565
103565
113664
123664
133763
143664
153763
163763
173763
183862
193862
203961
213961
223961
233961
243862
253763
263763
273466
283466
293367
303367
313268

Chance of precipitation in December

Any precipitation

Engenheiro Coelho gets around 217 mm of rain over 20.5 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 67% and peaks near 70% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
158
258
359
460
561
662
763
864
964
1065
1166
1267
1368
1469
1569
1669
1770
1870
1970
2070
2170
2270
2370
2470
2570
2670
2770
2870
2970
3070
3170

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 64% of days. Sticky, muggy-or-worse air turns up on roughly 75% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
11929547
21829557
31828558
40728578
50727579
60626599
70625609
805256010
905246110
1005236210
1104236310
1204226410
1304226410
1404216510
1503216610
1603216610
1703206611
1803206611
1903206611
2002206612
2102196712
2202196712
2302186713
2401186813
2501176814
2601176814
2701166815
2801166815
2901166815
3001156816
3101156816

Wind in December

Winds average 8 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
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

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 7:37 PM to 7:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.36:207:37
213.36:207:38
313.36:207:38
413.36:217:39
513.36:217:40
613.36:217:40
713.36:217:41
813.36:217:41
913.36:227:42
1013.36:227:43
1113.46:227:43
1213.46:237:44
1313.46:237:44
1413.46:237:45
1513.46:247:46
1613.46:247:46
1713.46:247:47
1813.46:257:47
1913.46:257:48
2013.46:267:48
2113.46:267:49
2213.46:267:49
2313.46:277:50
2413.46:277:50
2513.46:287:51
2613.46:287:51
2713.46:297:51
2813.46:307:52
2913.46:307:52
3013.46:317:52
3113.46:317:53

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.93 kWh/m².

For context, solar energy here swings from a low near 3.72 kWh/m² to a high of 6.01 kWh/m² in November across the year — December's 5.93 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.0Intense
26.0Bright
36.0Bright
46.0Bright
55.9Bright
65.9Bright
75.9Bright
85.9Bright
95.9Bright
105.9Bright
115.9Bright
125.9Bright
135.9Bright
145.9Bright
155.9Bright
165.9Bright
175.9Bright
185.9Bright
195.9Bright
205.9Bright
215.9Bright
225.9Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
315.8Bright
Planning a trip in December

Hazard calendar for Engenheiro Coelho

In seasonPeak

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

Engenheiro Coelho's rainy season runs November–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 Engenheiro Coelho?

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

3.9
Sightseeing
10th-best month of the year
5.2
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Engenheiro Coelho.

What to pack for Engenheiro Coelho in December

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

In December, Engenheiro Coelho sees daytime highs around 29°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 21 days see rain.

light clothesrain gearsun protection

UV index in Engenheiro Coelho 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 Engenheiro Coelho peaks around January 20 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 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 20UV 15Jul 12UV 6
UV index (midday)Level
Jan15Extreme
Feb14Extreme
Mar12Extreme
Apr10Very high
May7High
Jun6High
Jul6High
Aug8Very high
Sep8Very high
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Engenheiro Coelho 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 Engenheiro Coelho is worst in September — around 32 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (December, 16 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateSep 1032 µg/m³Dec 1516 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb17Moderate
Mar19Moderate
Apr22Moderate
May26Moderate
Jun28Moderate
Jul30Moderate
Aug31Moderate
Sep32Moderate
Oct22Moderate
Nov16Moderate
Dec16Moderate
Location & terrain

Where is Engenheiro Coelho?

Engenheiro Coelho sits at 22.5°S, 47.2°W, 632 m above sea level, in Brazil. The nearest listed city is Artur Nogueira, 10 km away.

Topography around Engenheiro Coelho

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

Within 3 km, the terrain around Engenheiro Coelho has only modest variations in elevation — a maximum elevation change of 103 m around an average of 643 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 220 m; within 80 km, large variations in elevation — a maximum elevation change of 1,181 m.

The land around Engenheiro Coelho is covered by cropland (56%) and trees (23%) within 3 km, cropland (61%) and trees (24%) within 16 km, and cropland (37%), trees (32%) and grassland (23%) within 80 km.

3 km
103 m
16 km
220 m
80 km
1,181 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Artur Nogueira 10 km · Cosmópolis 17 km · Conchal 18 km · Limeira 21 km · Holambra 22 km · Terra Preta 23 km · Araras 23 km · Cordeirópolis 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 Engenheiro Coelho (-22.4912°, -47.2118°, elevation 632 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).