Uruará weather in December

In December, Uruará sees average daytime highs of 31°C and overnight lows near 22°C, with 174 mm of rain across 22.4 wet days and about 12.2 hours of daylight. It is the 6th-warmest and 5th-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 7% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 12 h 12 min at the start of December to 12 h 12 min by month's end. Set against the rest of the year, December is Uruará's 8th-clearest and 5th-windiest month. For the whole year in context, see Uruará's year-round climate.

Daytime high
31°
6th warmest
Overnight low
22°
9th coldest
Rainfall
174 mm
22.4 wet days
Daylight
12 h 12 min
6:25 AM – 6:38 PM
Cloud cover
79%
8th clearest
Wind
6 km/h
5th windiest
Solar energy
4.72 kWh/m²
Travel score
3.1
out of 10

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 Uruará 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 29°C and 33°C. Set against its neighbours, December runs about 1°C cooler than November and about 1°C warmer than January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13223
23223
33223
43222
53222
63222
73222
83222
93222
103122
113122
123122
133122
143122
153122
163122
173122
183122
193122
203122
213122
223122
233122
243122
253122
263022
273022
283022
293022
303022
313022

How December really feels in Uruará

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.

Uruará weather by month

How December compares with the rest of the year at a glance. December is the 6th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°25127.712.22.9
Feb29° / 22°25825.512.12.9
Mar29° / 22°30028.9122.8
Apr30° / 22°26928.211.92.8
May30° / 22°17225.611.83.2
Jun30° / 21°6415.311.84.2
Jul32° / 21°358.811.84.4
Aug33° / 22°265.511.93.7
Sep34° / 23°387.7123.2
Oct33° / 23°7412.212.13.1
Nov32° / 23°10816.912.23.1
Dec31° / 22°17422.412.23.1

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 7% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 10% of December, with mostly cloudy or overcast conditions the remaining 83%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12575
22674
32674
42575
52575
62476
72377
82377
92278
102179
112179
121981
131981
141783
151783
161684
171585
181387
191387
201288
211387
221387
231387
241288
251288
261288
271288
281288
291288
301387
311387

Chance of precipitation in December

Any precipitation

Uruará gets around 174 mm of rain over 22.4 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 72% and peaks near 86% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
157
258
358
458
559
660
761
862
963
1065
1166
1268
1369
1471
1572
1673
1775
1876
1977
2078
2179
2280
2381
2482
2583
2684
2784
2885
2985
3086
3186

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 98% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
14951
24951
33961
43961
53961
63961
73961
82971
92971
102971
112971
122971
132971
142971
151981
161981
171981
181981
191981
201981
2101000
2201000
2301000
2401000
250991
260991
270991
280991
290991
300991
310991

Wind in December

Winds average 6 km/h in December.

Across December, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 12 min at the start of December to 12 h 12 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 6:19 AM to 6:32 AM, and sunset from 6:31 PM to 6:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:196:31
212.26:196:31
312.26:196:32
412.26:206:32
512.26:206:32
612.26:206:33
712.26:216:33
812.26:216:34
912.26:226:34
1012.26:226:35
1112.26:236:35
1212.26:236:36
1312.26:236:36
1412.26:246:37
1512.26:246:37
1612.26:256:38
1712.26:256:38
1812.26:266:38
1912.26:266:39
2012.26:276:39
2112.26:276:40
2212.26:276:40
2312.26:286:41
2412.26:286:41
2512.26:296:42
2612.26:296:42
2712.26:306:43
2812.26:306:43
2912.26:316:44
3012.26:316:44
3112.26:326:44

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.72 kWh/m².

For context, solar energy here swings from a low near 3.9 kWh/m² to a high of 5.98 kWh/m² in September across the year — December's 4.72 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.1Bright
35.1Bright
45.1Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
94.9Bright
104.9Bright
114.8Bright
124.8Bright
134.8Bright
144.7Bright
154.7Bright
164.7Bright
174.6Bright
184.6Bright
194.6Bright
204.5Bright
214.5Bright
224.5Bright
234.5Bright
244.5Bright
254.4Bright
264.4Bright
274.4Bright
284.4Bright
294.4Bright
304.3Bright
314.3Bright
Planning a trip in December

Hazard calendar for Uruará

In seasonPeak

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

Uruará's monsoon runs December–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 Uruará?

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

3.1
Sightseeing
6th-best month of the year
4.6
Beach & pool
7th-best month of the year

December is a weaker month for outdoor sightseeing in Uruará.

What to pack for Uruará in December

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

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

light clothesrain gearsun protection

UV index in Uruará 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 Uruará peaks around March 10 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 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 highExtremeMar 10UV 15Jun 22UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Extreme
Sep12Extreme
Oct11Extreme
Nov10Very high
Dec11Extreme

Air quality in Uruará 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 Uruará is worst in October — around 59 µg/m³ PM2.5 (unhealthy), about 7.3× the cleanest month (June, 8 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModeratePoorUnhealthyModerateOct 2258 µg/m³Jun 208 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb13Moderate
Mar13Moderate
Apr12Good
May10Good
Jun8Good
Jul9Good
Aug15Moderate
Sep35Moderate
Oct59Unhealthy
Nov55Poor
Dec24Moderate
Location & terrain

Where is Uruará?

Uruará sits at 3.7°S, 53.7°W, 148 m above sea level, in Brazil. The nearest listed city is Placas, 56 km away.

Topography around Uruará

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

Within 3 km, the terrain around Uruará has only modest variations in elevation — a maximum elevation change of 146 m around an average of 152 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 278 m; within 80 km, significant variations in elevation — a maximum elevation change of 453 m.

The land around Uruará is covered by trees (52%) and grassland (34%) within 3 km, trees (69%) and grassland (30%) within 16 km, and trees (87%) within 80 km.

3 km
146 m
16 km
278 m
80 km
453 m
treesgrasslandartificial surfaceswater
December weather nearby: Placas 56 km · Medicilândia 99 km · Rurópolis 137 km · Brasil Novo 141 km · Mojuí dos Campos 153 km · Aveiro 177 km · Santarém 178 km · Altamira 179 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 Uruará (-3.7175°, -53.7367°, elevation 148 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).