Mata Grande weather in December

In December, Mata Grande sees average daytime highs of 34°C and overnight lows near 22°C, with 18 mm of rain across 2.9 wet days and about 12.5 hours of daylight. It is the 1st-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 34°C through the month. The sky is clear or mostly clear about 37% of the time in December, and the air most often feels humid.

Daylight stretches from about 12 h 30 min at the start of December to 12 h 30 min by month's end. Set against the rest of the year, December is Mata Grande's 4th-clearest and 8th-windiest month. For the whole year in context, see Mata Grande's year-round climate.

Daytime high
34°
1st warmest
Overnight low
22°
9th coldest
Rainfall
18 mm
2.9 wet days
Daylight
12 h 30 min
5:11 AM – 5:43 PM
Cloud cover
53%
4th clearest
Wind
13 km/h
8th windiest
Solar energy
6.72 kWh/m²
Travel score
3.5
out of 10

Mata Grande 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 34°C through the month.

A typical December day in Mata Grande reaches about 34°C in the afternoon and slips back to 22°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 36°C. Set against its neighbours, December runs on par with November and on par with January.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13422
23422
33422
43422
53422
63422
73422
83422
93422
103422
113422
123422
133422
143422
153422
163422
173422
183422
193422
203422
213422
223422
233422
243422
253422
263422
273422
283422
293422
303422
313422

How December really feels in Mata Grande

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.

Mata Grande weather by month

How December compares with the rest of the year at a glance. December is the 1st-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 22°40612.53.6
Feb33° / 22°447.112.33.6
Mar33° / 22°608.312.13.8
Apr31° / 22°397.611.84.5
May29° / 21°348.511.65.4
Jun28° / 20°268.411.56.4
Jul27° / 19°22811.56.7
Aug28° / 19°165.211.76.8
Sep30° / 19°72.511.95.8
Oct33° / 21°81.812.24.5
Nov34° / 22°13212.43.7
Dec34° / 22°182.912.53.5

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 24% of December, with mostly cloudy or overcast conditions the remaining 40%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16238
26238
36238
46238
56337
66337
76337
86436
96436
106337
116436
126337
136337
146238
156238
166238
176139
186040
195941
205941
215842
225842
235842
245743
255743
265743
275743
285743
295743
305743
315743

Chance of precipitation in December

Any precipitation

Mata Grande gets around 18 mm of rain over 2.9 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 10% and peaks near 11% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
18
28
38
48
58
68
79
89
99
1010
1110
1210
1311
1411
1511
1611
1711
1811
1911
2011
2111
2210
2310
2410
2510
2610
2710
2810
2910
3011
3111

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the humid band about 61% of days. Sticky, muggy-or-worse air turns up on roughly 33% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1869212
2870202
3870202
4969202
5968203
6968203
7967213
8967213
9966223
10866233
11864253
12863263
13762283
14761293
15661312
16659332
17658342
18557362
19557371
20457381
21456391
22455401
23455401
24455401
25455401
26455401
27456391
28456391
29456391
30456382
31456382

Wind in December

Winds average 13 km/h in December.

Across December, daily wind ranges from about 13 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 30 min at the start of December to 12 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over December. Sunrise moves from 5:06 AM to 5:18 AM, and sunset from 5:35 PM to 5:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.55:065:35
212.55:065:36
312.55:065:36
412.55:075:37
512.55:075:37
612.55:075:38
712.55:085:38
812.55:085:39
912.55:085:39
1012.55:095:40
1112.55:095:40
1212.55:105:41
1312.55:105:41
1412.55:105:42
1512.55:115:42
1612.55:115:43
1712.55:125:43
1812.55:125:44
1912.55:135:44
2012.55:135:45
2112.55:135:45
2212.55:145:46
2312.55:145:46
2412.55:155:47
2512.55:155:47
2612.55:165:48
2712.55:165:48
2812.55:175:49
2912.55:175:49
3012.55:185:49
3112.55:185:50

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.72 kWh/m².

For context, solar energy here swings from a low near 3.87 kWh/m² to a high of 6.81 kWh/m² in November across the year — December's 6.72 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.8Intense
26.8Intense
36.8Intense
46.8Intense
56.8Intense
66.8Intense
76.8Intense
86.8Intense
96.8Intense
106.8Intense
116.8Intense
126.7Intense
136.7Intense
146.7Intense
156.7Intense
166.7Intense
176.7Intense
186.7Intense
196.7Intense
206.6Intense
216.6Intense
226.6Intense
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 Mata Grande?

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

3.5
Sightseeing
12th-best month of the year
6.9
Beach & pool
6th-best month of the year

December is a weaker month for outdoor sightseeing in Mata Grande. The water and warmth also suit a beach or pool day.

What to pack for Mata Grande in December

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

In December, Mata Grande sees daytime highs around 34°C and nights near 22°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Mata Grande 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 Mata Grande peaks around February 22 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 22UV 15Jun 23UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Very high
Sep12Extreme
Oct13Extreme
Nov13Extreme
Dec13Extreme
Location & terrain

Where is Mata Grande?

Mata Grande sits at 9.1°S, 37.7°W, 624 m above sea level, in Brazil. The nearest listed city is Inhapi, 12 km away.

Topography around Mata Grande

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

Within 3 km, the terrain around Mata Grande has significant variations in elevation — a maximum elevation change of 330 m around an average of 646 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 581 m; within 80 km, large variations in elevation — a maximum elevation change of 1,059 m.

The land around Mata Grande is covered by grassland (46%), trees (30%) and shrubs (21%) within 3 km, grassland (55%) and shrubs (30%) within 16 km, and shrubs (47%) and grassland (43%) within 80 km.

3 km
330 m
16 km
581 m
80 km
1,059 m
treesshrubsgrasslandcroplandartificial surfaceswater
December weather nearby: Inhapi 12 km · Canapi 14 km · Manari 21 km · Inajá 26 km · Água Branca 27 km · Itaíba 39 km · Delmiro Gouveia 42 km · Tacaratu 46 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 Mata Grande (-9.1175°, -37.7322°, elevation 624 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).