Autazes weather in December

In December, Autazes sees average daytime highs of 31°C and overnight lows near 24°C, with 260 mm of rain across 26.8 wet days and about 12.2 hours of daylight. It is the 6th-warmest and 6th-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 4% of the time in December, and the air most often feels miserable.

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 Autazes's 8th-clearest and 10th-windiest month. For the whole year in context, see Autazes's year-round climate.

Daytime high
31°
6th warmest
Overnight low
24°
9th coldest
Rainfall
260 mm
26.8 wet days
Daylight
12 h 12 min
5:47 AM – 5:59 PM
Cloud cover
85%
8th clearest
Wind
5 km/h
10th windiest
Solar energy
4.44 kWh/m²
Travel score
2.7
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 Autazes reaches about 31°C in the afternoon and slips back to 24°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 33°C. Set against its neighbours, December runs about 1°C cooler than November and on par with January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13225
23225
33225
43225
53225
63224
73224
83124
93124
103124
113124
123124
133124
143124
153124
163124
173124
183124
193124
203124
213124
223124
233124
243124
253024
263024
273024
283024
293024
303024
313024

How December really feels in Autazes

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
1 feel dangerously hot (≥ 39°C)
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.

Autazes weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 24°3022812.22.7
Feb30° / 24°29425.512.12.7
Mar30° / 24°35028.6122.7
Apr30° / 24°34528.111.92.6
May30° / 24°28028.311.82.7
Jun31° / 24°14521.711.83.2
Jul31° / 24°10017.511.83.7
Aug32° / 24°9515.711.93.4
Sep33° / 25°10416.1123.0
Oct33° / 25°13117.312.12.9
Nov32° / 25°16820.912.22.7
Dec31° / 24°26026.812.22.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 4% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 7% of December, with mostly cloudy or overcast conditions the remaining 89%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11882
21783
31783
41783
51783
61684
71684
81684
91585
101486
111387
121387
131189
141189
151189
161090
171090
18991
19892
20892
21892
22892
23892
24793
25793
26793
27793
28694
29694
30694
31694

Chance of precipitation in December

Any precipitation

Autazes gets around 260 mm of rain over 26.8 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 86% and peaks near 93% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
172
273
373
474
575
677
778
879
981
1082
1184
1285
1386
1487
1589
1689
1790
1891
1992
2092
2192
2293
2393
2493
2593
2693
2793
2893
2993
3093
3193

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the miserable band about 69% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
12476
22575
32575
42575
52575
62674
72674
82773
92773
102872
112872
122971
132971
143070
153169
163169
173268
183268
193367
203367
213367
223466
233466
243466
253466
263565
273565
283664
293763
303763
313862

Wind in December

Winds average 5 km/h in December.

Across December, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

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 5:41 AM to 5:54 AM, and sunset from 5:52 PM to 6:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:415:52
212.25:415:52
312.25:415:53
412.25:425:53
512.25:425:54
612.25:425:54
712.25:435:55
812.25:435:55
912.25:435:56
1012.25:445:56
1112.25:445:57
1212.25:455:57
1312.25:455:57
1412.25:465:58
1512.25:465:58
1612.25:475:59
1712.25:475:59
1812.25:476:00
1912.25:486:00
2012.25:486:01
2112.25:496:01
2212.25:496:02
2312.25:506:02
2412.25:506:03
2512.25:516:03
2612.25:516:04
2712.25:526:04
2812.25:526:04
2912.25:536:05
3012.25:536:05
3112.25:546:06

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.44 kWh/m².

For context, solar energy here swings from a low near 3.88 kWh/m² to a high of 5.5 kWh/m² in October across the year — December's 4.44 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.8Bright
44.8Bright
54.8Bright
64.8Bright
74.7Bright
84.7Bright
94.7Bright
104.6Bright
114.6Bright
124.5Bright
134.5Bright
144.5Bright
154.4Bright
164.4Bright
174.4Bright
184.3Bright
194.3Bright
204.3Bright
214.3Bright
224.2Bright
234.2Bright
244.2Bright
254.2Bright
264.2Bright
274.2Bright
284.2Bright
294.1Bright
304.1Bright
314.1Bright
Planning a trip in December

Hazard calendar for Autazes

In seasonPeak

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

Autazes's rainy season runs November–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 Autazes?

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

2.7
Sightseeing
6th-best month of the year
4.0
Beach & pool
7th-best month of the year

December is a weaker month for outdoor sightseeing in Autazes.

What to pack for Autazes in December

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

In December, Autazes sees daytime highs around 31°C and nights near 24°C. Pack light clothes and rain gear. About 27 days see rain.

light clothesrain gear

UV index in Autazes in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

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

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeExtremeMar 13UV 15Nov 13UV 10
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May12Extreme
Jun10Extreme
Jul10Very high
Aug11Extreme
Sep12Extreme
Oct10Extreme
Nov10Very high
Dec12Extreme

Air quality in Autazes 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 Autazes is worst in October — around 36 µg/m³ PM2.5 (poor), about 3.4× the cleanest month (June, 11 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateModerateOct 1335 µg/m³Jun 1111 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb15Moderate
Mar15Moderate
Apr14Moderate
May11Good
Jun11Good
Jul13Moderate
Aug24Moderate
Sep33Moderate
Oct36Poor
Nov27Moderate
Dec18Moderate
Location & terrain

Where is Autazes?

Autazes sits at 3.6°S, 59.1°W, 23 m above sea level, in Brazil. The nearest listed city is Nova Olinda do Norte, 35 km away.

Topography around Autazes

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

Within 3 km, the terrain around Autazes has only modest variations in elevation — a maximum elevation change of 33 m around an average of 20 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 51 m; within 80 km, only modest variations in elevation — a maximum elevation change of 125 m.

The land around Autazes is covered by trees (40%) and grassland (23%) within 3 km, trees (57%) and grassland (21%) within 16 km, and trees (75%) within 80 km.

3 km
33 m
16 km
51 m
80 km
125 m
treesgrasslandartificial surfaceswaterwetland
December weather nearby: Nova Olinda do Norte 35 km · Careiro da Várzea 88 km · Itacoatiara 90 km · Borba 104 km · Manaus 113 km · Rio Preto da Eva 117 km · Urucurituba 119 km · Iranduba 122 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 Autazes (-3.5797°, -59.1306°, elevation 23 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).