Mojuí dos Campos weather in December

In December, Mojuí dos Campos sees average daytime highs of 32°C and overnight lows near 24°C, with 171 mm of rain across 20 wet days and about 12.2 hours of daylight. It is the 5th-warmest and 6th-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 8% 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 12 min by month's end. Set against the rest of the year, December is Mojuí dos Campos's 7th-clearest and 4th-windiest month. For the whole year in context, see Mojuí dos Campos's year-round climate.

Daytime high
32°
5th warmest
Overnight low
24°
9th coldest
Rainfall
171 mm
20 wet days
Daylight
12 h 12 min
6:30 AM – 6:39 PM
Cloud cover
76%
7th clearest
Wind
8 km/h
4th windiest
Solar energy
5.29 kWh/m²
Travel score
3.0
out of 10

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 Mojuí dos Campos reaches about 32°C in the afternoon and slips back to 24°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 34°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)
13224
23224
33224
43224
53224
63224
73224
83224
93224
103224
113224
123224
133224
143224
153224
163224
173224
183224
193224
203224
213224
223124
233124
243124
253124
263124
273124
283124
293124
303124
313124

How December really feels in Mojuí dos Campos

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.

Mojuí dos Campos weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°30326.712.12.9
Feb30° / 23°2902512.12.9
Mar30° / 23°37228.2122.8
Apr30° / 23°36228.711.92.6
May30° / 23°27228.711.92.7
Jun31° / 23°1152111.83.4
Jul31° / 23°8117.211.93.9
Aug32° / 24°6111.711.93.9
Sep33° / 24°5511123.5
Oct33° / 24°8511.812.13.2
Nov33° / 24°11915.512.13.1
Dec32° / 24°1712012.23.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 8% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 13% of December, with mostly cloudy or overcast conditions the remaining 78%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13268
23268
33169
43070
52971
62971
72872
82773
92674
102575
112377
122377
132278
142179
152080
162080
172080
181981
191981
201981
211882
221882
231882
241783
251684
261684
271684
281684
291684
301684
311684

Chance of precipitation in December

Any precipitation

Mojuí dos Campos gets around 171 mm of rain over 20 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 65% and peaks near 79% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
151
251
352
452
553
654
755
856
957
1058
1159
1261
1362
1464
1565
1666
1768
1869
1970
2071
2172
2273
2373
2474
2575
2676
2777
2877
2978
3078
3179

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 94% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
14906
23916
33916
43925
53925
63925
73925
83934
92944
102944
112944
122944
132944
142944
152944
162944
171954
181954
191954
201954
211954
221954
231954
241945
251945
261945
271945
281945
291945
301936
311936

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

0246810151015202531
Wind speed (km/h)Feels
18calm
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 12 h 06 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 6 minutes over December. Sunrise moves from 6:24 AM to 6:37 AM, and sunset from 6:33 PM to 6:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:246:33
212.16:246:33
312.16:256:33
412.16:256:34
512.16:256:34
612.16:266:35
712.16:266:35
812.26:276:36
912.26:276:36
1012.26:276:37
1112.26:286:37
1212.26:286:37
1312.26:296:38
1412.26:296:38
1512.26:306:39
1612.26:306:39
1712.26:316:40
1812.26:316:40
1912.26:316:41
2012.26:326:41
2112.26:326:42
2212.26:336:42
2312.26:336:43
2412.26:346:43
2512.26:346:44
2612.26:356:44
2712.26:356:45
2812.26:366:45
2912.26:366:45
3012.26:376:46
3112.26:376:46

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.29 kWh/m².

For context, solar energy here swings from a low near 4.32 kWh/m² to a high of 6.28 kWh/m² in October across the year — December's 5.29 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.6Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.4Bright
125.4Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.2Bright
185.2Bright
195.2Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in December

Hazard calendar for Mojuí dos Campos

In seasonPeak

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

Mojuí dos Campos's rainy season runs December–May, 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 Mojuí dos Campos?

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

3.0
Sightseeing
7th-best month of the year
4.8
Beach & pool
7th-best month of the year

December is a weaker month for outdoor sightseeing in Mojuí dos Campos.

What to pack for Mojuí dos Campos in December

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

In December, Mojuí dos Campos sees daytime highs around 32°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 20 days see rain.

light clothesrain gearsun protection

UV index in Mojuí dos Campos 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 Mojuí dos Campos peaks around March 12 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 18 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 highExtremeExtremeMar 12UV 15Nov 18UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Extreme
Sep11Extreme
Oct12Extreme
Nov10Very high
Dec11Extreme

Air quality in Mojuí dos Campos 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 Mojuí dos Campos is worst in November — around 50 µg/m³ PM2.5 (poor), about 5.5× the cleanest month (June, 9 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModeratePoorModerateNov 1050 µg/m³Jun 169 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb15Moderate
Mar15Moderate
Apr13Moderate
May10Good
Jun9Good
Jul10Good
Aug15Moderate
Sep24Moderate
Oct47Poor
Nov50Poor
Dec27Moderate
Location & terrain

Where is Mojuí dos Campos?

Mojuí dos Campos sits at 2.7°S, 54.6°W, 79 m above sea level, in Brazil. The nearest listed city is Santarém, 28 km away.

Topography around Mojuí dos Campos

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

Within 3 km, the terrain around Mojuí dos Campos has only modest variations in elevation — a maximum elevation change of 96 m around an average of 109 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 176 m; within 80 km, only modest variations in elevation — a maximum elevation change of 248 m.

The land around Mojuí dos Campos is covered by grassland (56%) and trees (40%) within 3 km, grassland (53%) and trees (46%) within 16 km, and trees (60%) and water (23%) within 80 km.

3 km
96 m
16 km
176 m
80 km
248 m
treesgrasslandartificial surfaceswaterwetland
December weather nearby: Santarém 28 km · Belterra 33 km · Alenquer 83 km · Monte Alegre 98 km · Aveiro 128 km · Óbidos 129 km · Placas 140 km · Uruará 153 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 Mojuí dos Campos (-2.6833°, -54.6428°, elevation 79 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).