Gurupá weather in December

In December, Gurupá sees average daytime highs of 32°C and overnight lows near 25°C, with 116 mm of rain across 17.7 wet days and about 12.1 hours of daylight. It is the 4th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 9% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 12 h 06 min at the start of December to 12 h 06 min by month's end. Set against the rest of the year, December is Gurupá's 7th-clearest and 4th-windiest month. For the whole year in context, see Gurupá's year-round climate.

Daytime high
32°
4th warmest
Overnight low
25°
10th coldest
Rainfall
116 mm
17.7 wet days
Daylight
12 h 06 min
6:20 AM – 6:25 PM
Cloud cover
72%
7th clearest
Wind
9 km/h
4th windiest
Solar energy
5.06 kWh/m²
Travel score
3.2
out of 10

Gurupá 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 32°C through the month.

A typical December day in Gurupá reaches about 32°C in the afternoon and slips back to 25°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 33°C. Set against its neighbours, December runs about 1°C cooler than November and about 2°C warmer than January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13325
23225
33225
43225
53225
63225
73225
83225
93225
103225
113225
123225
133225
143225
153225
163225
173224
183224
193224
203224
213224
223224
233124
243124
253124
263124
273124
283124
293124
303124
313124

How December really feels in Gurupá

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.

Gurupá weather by month

How December compares with the rest of the year at a glance. December is the 4th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 24°22326.612.12.9
Feb30° / 24°28825.5122.9
Mar30° / 24°34129122.8
Apr30° / 24°36428.5122.7
May30° / 24°29327.411.92.8
Jun31° / 24°14721.511.93.3
Jul31° / 24°991811.93.8
Aug32° / 24°5210124.2
Sep33° / 25°276.6124.1
Oct33° / 25°346.8123.8
Nov33° / 25°498.312.13.6
Dec32° / 25°11617.712.13.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 9% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 21% of December, with mostly cloudy or overcast conditions the remaining 70%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14060
24060
33961
43961
53862
63862
73862
83763
93763
103565
113565
123466
133466
143268
153169
162971
172872
182872
192773
202674
212674
222476
232476
242476
252476
262278
272278
282278
292278
302278
312179

Chance of precipitation in December

Any precipitation

Gurupá gets around 116 mm of rain over 17.7 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 57% and peaks near 77% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
137
238
339
440
541
642
744
845
946
1047
1149
1251
1352
1454
1556
1658
1759
1861
1962
2064
2165
2267
2368
2470
2571
2672
2773
2874
2975
3076
3177

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 62% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
17327
27228
37228
47129
57030
67030
76931
86832
96733
106634
116535
126436
136337
146238
156139
166040
176040
185941
195941
205842
215842
225842
235743
245743
255743
265743
275644
285644
295644
305644
315644

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
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 06 min at the start of December to 12 h 06 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 6:14 AM to 6:27 AM, and sunset from 6:19 PM to 6:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:146:19
212.16:146:19
312.16:156:19
412.16:156:20
512.16:166:20
612.16:166:21
712.16:166:21
812.16:176:21
912.16:176:22
1012.16:186:22
1112.16:186:23
1212.16:186:23
1312.16:196:24
1412.16:196:24
1512.16:206:25
1612.16:206:25
1712.16:216:26
1812.16:216:26
1912.16:226:27
2012.16:226:27
2112.16:236:27
2212.16:236:28
2312.16:246:28
2412.16:246:29
2512.16:256:29
2612.16:256:30
2712.16:256:30
2812.16:266:31
2912.16:266:31
3012.16:276:32
3112.16:276:32

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.06 kWh/m².

For context, solar energy here swings from a low near 3.75 kWh/m² to a high of 6.25 kWh/m² in October across the year — December's 5.06 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.4Bright
55.4Bright
65.4Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.2Bright
125.2Bright
135.2Bright
145.1Bright
155.1Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
204.9Bright
214.9Bright
224.8Bright
234.8Bright
244.8Bright
254.8Bright
264.7Bright
274.7Bright
284.7Bright
294.6Bright
304.6Bright
314.6Bright
Planning a trip in December

Hazard calendar for Gurupá

In seasonPeak

None of Gurupá's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Gurupá's monsoon runs January–May, 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 Gurupá?

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

3.2
Sightseeing
7th-best month of the year
5.2
Beach & pool
6th-best month of the year

December is a weaker month for outdoor sightseeing in Gurupá.

What to pack for Gurupá in December

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

In December, Gurupá sees daytime highs around 32°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 18 days see rain.

light clothesrain gearsun protection

UV index in Gurupá in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Gurupá peaks around March 13 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 13 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 13UV 15Jul 13UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May12Extreme
Jun10Extreme
Jul10Extreme
Aug10Extreme
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec11Extreme

Air quality in Gurupá 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 Gurupá is worst in November — around 20 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (July, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateNov 1520 µg/m³Jul 129 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb18Moderate
Mar17Moderate
Apr15Moderate
May10Good
Jun9Good
Jul9Good
Aug9Good
Sep11Good
Oct16Moderate
Nov20Moderate
Dec15Moderate
Location & terrain

Where is Gurupá?

Gurupá sits at 1.4°S, 51.6°W, 4 m above sea level, in Brazil. The nearest listed city is Porto de Moz, 77 km away.

Topography around Gurupá

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

Within 3 km, the terrain around Gurupá has only modest variations in elevation — a maximum elevation change of 39 m around an average of 8 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 54 m; within 80 km, only modest variations in elevation — a maximum elevation change of 167 m.

The land around Gurupá is covered by water (49%) and trees (41%) within 3 km, trees (76%) and water (20%) within 16 km, and trees (80%) within 80 km.

3 km
39 m
16 km
54 m
80 km
167 m
treesgrasslandartificial surfaceswaterwetland
December weather nearby: Porto de Moz 77 km · Almeirim 106 km · Portel 108 km · Melgaço 112 km · Laranjal do Jari 116 km · Breves 133 km · Senador José Porfírio 136 km · Mazagão 149 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 Gurupá (-1.405°, -51.64°, elevation 4 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).