São Domingos do Capim weather in December

In December, São Domingos do Capim sees average daytime highs of 33°C and overnight lows near 24°C, with 99 mm of rain across 15.6 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 33°C through the month. The sky is clear or mostly clear about 10% 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 São Domingos do Capim's 7th-clearest and 5th-windiest month. For the whole year in context, see São Domingos do Capim's year-round climate.

Daytime high
33°
4th warmest
Overnight low
24°
12th coldest
Rainfall
99 mm
15.6 wet days
Daylight
12 h 06 min
6:04 AM – 6:10 PM
Cloud cover
70%
7th clearest
Wind
9 km/h
5th windiest
Solar energy
5.2 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 33°C through the month.

A typical December day in São Domingos do Capim reaches about 33°C in the afternoon and slips back to 24°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 34°C. Set against its neighbours, December runs on par with November and about 1°C warmer than January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13324
23324
33324
43324
53324
63324
73324
83324
93324
103324
113324
123324
133324
143324
153324
163324
173324
183324
193324
203324
213224
223224
233224
243224
253224
263224
273224
283224
293224
303224
313224

How December really feels in São Domingos do Capim

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.

São Domingos do Capim 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
Jan31° / 23°21725.512.12.7
Feb31° / 23°29726.212.12.5
Mar30° / 23°37930.2122.5
Apr30° / 23°38329.1122.5
May31° / 23°24026.311.92.8
Jun31° / 23°10419.211.93.4
Jul32° / 23°6613.811.94.0
Aug32° / 23°298.111.94.1
Sep33° / 23°225.8123.9
Oct33° / 24°266.6123.6
Nov33° / 24°437.412.13.5
Dec33° / 24°9915.612.13.1

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% 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 66%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14456
24357
34258
44258
54258
64159
74159
84060
94060
103961
113961
123862
133763
143763
153565
163565
173367
183268
193268
203070
212971
222971
232872
242773
252674
262674
272674
282674
292575
302575
312575

Chance of precipitation in December

Any precipitation

São Domingos do Capim gets around 99 mm of rain over 15.6 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 50% and peaks near 71% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
128
229
331
432
533
635
737
838
940
1042
1143
1245
1347
1448
1550
1651
1753
1854
1956
2057
2158
2260
2361
2462
2563
2665
2766
2867
2969
3070
3171

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 93% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
12944
21954
31945
41945
51945
61945
71945
81945
91945
101945
111945
121945
130955
140955
150955
160955
170955
180946
190946
200946
210937
220937
230937
240928
250919
260919
2718910
2818910
2918811
3018811
3118712

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 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
238calm
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 5:58 AM to 6:11 AM, and sunset from 6:04 PM to 6:17 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.15:586:04
212.15:596:04
312.15:596:04
412.15:596:05
512.16:006:05
612.16:006:06
712.16:006:06
812.16:016:06
912.16:016:07
1012.16:026:07
1112.16:026:08
1212.16:036:08
1312.16:036:09
1412.16:036:09
1512.16:046:10
1612.16:046:10
1712.16:056:11
1812.16:056:11
1912.16:066:12
2012.16:066:12
2112.16:076:12
2212.16:076:13
2312.16:086:13
2412.16:086:14
2512.16:096:14
2612.16:096:15
2712.16:106:15
2812.16:106:16
2912.16:106:16
3012.16:116:17
3112.16:116:17

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.2 kWh/m².

For context, solar energy here swings from a low near 4.09 kWh/m² to a high of 6.11 kWh/m² in October across the year — December's 5.2 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.5Bright
75.4Bright
85.4Bright
95.4Bright
105.4Bright
115.3Bright
125.3Bright
135.3Bright
145.2Bright
155.2Bright
165.2Bright
175.2Bright
185.1Bright
195.1Bright
205.1Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
254.9Bright
264.9Bright
274.9Bright
284.9Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in December

Hazard calendar for São Domingos do Capim

In seasonPeak

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

São Domingos do Capim'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 São Domingos do Capim?

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

3.1
Sightseeing
7th-best month of the year
5.3
Beach & pool
6th-best month of the year

December is a weaker month for outdoor sightseeing in São Domingos do Capim.

What to pack for São Domingos do Capim in December

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

In December, São Domingos do Capim sees daytime highs around 33°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 16 days see rain.

light clothesrain gearsun protection

UV index in São Domingos do Capim 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 São Domingos do Capim peaks around March 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 17 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 17UV 15Jul 17UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar15Extreme
Apr14Extreme
May12Extreme
Jun11Extreme
Jul10Extreme
Aug11Extreme
Sep12Extreme
Oct12Extreme
Nov10Extreme
Dec11Extreme

Air quality in São Domingos do Capim 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 São Domingos do Capim is worst in November — around 26 µg/m³ PM2.5 (moderate), about 2.7× the cleanest month (June, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateNov 1725 µg/m³Jun 1610 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb21Moderate
Mar21Moderate
Apr17Moderate
May11Good
Jun10Good
Jul11Good
Aug13Moderate
Sep14Moderate
Oct17Moderate
Nov26Moderate
Dec20Moderate
Location & terrain

Where is São Domingos do Capim?

São Domingos do Capim sits at 1.7°S, 47.8°W, 7 m above sea level, in Brazil. The nearest listed city is São Miguel do Guamá, 32 km away.

Topography around São Domingos do Capim

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of São Domingos do Capim.

Within 3 km, the terrain around São Domingos do Capim has only modest variations in elevation — a maximum elevation change of 35 m around an average of 9 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 70 m; within 80 km, only modest variations in elevation — a maximum elevation change of 104 m.

The land around São Domingos do Capim is covered by trees (63%) and water (21%) within 3 km, trees (75%) within 16 km, and trees (69%) and grassland (29%) within 80 km.

3 km
35 m
16 km
70 m
80 km
104 m
treesgrasslandartificial surfaceswaterwetland
December weather nearby: São Miguel do Guamá 32 km · Bujaru 35 km · Irituia 39 km · Concórdia do Pará 41 km · Santa Maria do Pará 42 km · Castanhal 46 km · Mãe do Rio 48 km · Aurora do Pará 56 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 São Domingos do Capim (-1.6742°, -47.7711°, elevation 7 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).