Itamaraju weather in December

In December, Itamaraju sees average daytime highs of 30°C and overnight lows near 22°C, with 119 mm of rain across 14.7 wet days and about 13 hours of daylight. It is the 4th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 20% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 12 h 54 min at the start of December to 13 hours by month's end. Set against the rest of the year, December is Itamaraju's 11th-clearest and 3rd-windiest month. For the whole year in context, see Itamaraju's year-round climate.

Daytime high
30°
4th warmest
Overnight low
22°
9th coldest
Rainfall
119 mm
14.7 wet days
Daylight
13 hours
5:04 AM – 6:05 PM
Cloud cover
68%
11th clearest
Wind
11 km/h
3rd windiest
Solar energy
5.75 kWh/m²
Travel score
4.4
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical December day in Itamaraju reaches about 30°C in the afternoon and slips back to 22°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 32°C. Set against its neighbours, December runs about 1°C warmer than November and on par with January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12922
22922
32922
42922
52922
62922
73022
83022
93022
103022
113022
123022
133022
143022
153022
163022
173022
183022
193022
203022
213022
223022
233022
243022
253022
263022
273022
283022
293022
303022
313022

How December really feels in Itamaraju

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.

Itamaraju weather by month

How December compares with the rest of the year at a glance. December is the 4th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°7814.612.94.2
Feb31° / 23°6014.112.64.0
Mar31° / 23°11617.912.13.9
Apr30° / 22°811711.64.4
May28° / 20°6214.111.25.6
Jun27° / 19°4813.4116.1
Jul26° / 18°5014.911.16.1
Aug26° / 18°4011.811.46.4
Sep27° / 19°4210.611.96.3
Oct28° / 21°8713.312.45.4
Nov29° / 22°14616.312.84.6
Dec30° / 22°11914.7134.4

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 20% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 18% of December, with mostly cloudy or overcast conditions the remaining 62%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12872
22872
32971
43169
53169
63169
73268
83367
93466
103565
113565
123565
133763
143763
153961
163961
173961
184159
194159
204258
214357
224357
234357
244456
254555
264555
274555
284555
294555
304555
314555

Chance of precipitation in December

Any precipitation

Itamaraju gets around 119 mm of rain over 14.7 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 47% and peaks near 57% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
157
256
355
455
554
653
752
851
950
1049
1148
1247
1346
1446
1545
1645
1744
1844
1944
2043
2143
2243
2343
2443
2543
2643
2744
2844
2944
3045
3145

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 84% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1122761
2122761
3121771
4120781
5119791
6118801
7018811
8017821
9017821
10016831
11016831
12015841
13015841
14015841
15015850
16014860
17014860
18014860
19013870
20013870
21013870
22013870
23012880
24012880
25012880
26011890
27011890
28011890
29011890
30010900
31010900

Wind in December

Winds average 11 km/h in December.

Across December, daily wind ranges from about 11 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 54 min at the start of December to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over December. Sunrise moves from 5:00 AM to 5:11 AM, and sunset from 5:56 PM to 6:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.95:005:56
213.05:005:57
313.05:005:57
413.05:005:58
513.05:005:59
613.05:015:59
713.05:016:00
813.05:016:00
913.05:016:01
1013.05:026:01
1113.05:026:02
1213.05:026:02
1313.05:036:03
1413.05:036:04
1513.05:046:04
1613.05:046:05
1713.05:046:05
1813.05:056:06
1913.05:056:06
2013.05:066:07
2113.05:066:07
2213.05:076:08
2313.05:076:08
2413.05:086:09
2513.05:086:09
2613.05:096:09
2713.05:096:10
2813.05:106:10
2913.05:106:11
3013.05:116:11
3113.05:116:11

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.75 kWh/m².

For context, solar energy here swings from a low near 3.49 kWh/m² to a high of 6.11 kWh/m² in January across the year — December's 5.75 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.3Bright
35.3Bright
45.3Bright
55.4Bright
65.4Bright
75.5Bright
85.5Bright
95.5Bright
105.6Bright
115.6Bright
125.7Bright
135.7Bright
145.7Bright
155.8Bright
165.8Bright
175.8Bright
185.9Bright
195.9Bright
205.9Bright
215.9Bright
226.0Bright
236.0Bright
246.0Intense
256.0Intense
266.0Intense
276.0Intense
286.1Intense
296.1Intense
306.1Intense
316.1Intense
Planning a trip in December

Is December a good time to visit Itamaraju?

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

4.4
Sightseeing
8th-best month of the year
6.0
Beach & pool
6th-best month of the year

December is a reasonable time to visit Itamaraju for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Itamaraju in December

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

In December, Itamaraju sees daytime highs around 30°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 15 days see rain.

light clothesrain gearsun protection

Sea temperature near Itamaraju in December

The nearest coast averages about 26°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 44 km away) is warmest in April at about 27°C and coldest in August near 25°C.

The water stays above 20°C all year — warm enough for a swim any month.

24°26°28°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb27Warm
Mar27Warm
Apr27Warm
May26Warm
Jun25Warm
Jul25Warm
Aug25Warm
Sep25Warm
Oct25Warm
Nov26Warm
Dec26Warm

UV index in Itamaraju in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Itamaraju peaks around February 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 15UV 15Jun 21UV 7
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar14Extreme
Apr11Extreme
May8Very high
Jun7Very high
Jul7Very high
Aug9Very high
Sep10Extreme
Oct12Extreme
Nov14Extreme
Dec13Extreme
Location & terrain

Where is Itamaraju?

Itamaraju sits at 17.0°S, 39.5°W, 89 m above sea level, in Brazil. The nearest listed city is Prado, 47 km away.

Topography around Itamaraju

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

Within 3 km, the terrain around Itamaraju has only modest variations in elevation — a maximum elevation change of 153 m around an average of 60 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 617 m; within 80 km, large variations in elevation — a maximum elevation change of 1,031 m.

The land around Itamaraju is covered by grassland (54%) and trees (28%) within 3 km, grassland (53%) and trees (45%) within 16 km, and grassland (45%) and trees (36%) within 80 km.

3 km
153 m
16 km
617 m
80 km
1,031 m
treesgrasslandartificial surfaceswater
December weather nearby: Prado 47 km · Itabela 52 km · Guaratinga 57 km · Teixeira de Freitas 60 km · Alcobaça 64 km · Eunápolis 74 km · Medeiros Neto 82 km · Porto Seguro 82 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 Itamaraju (-17.0392°, -39.5311°, elevation 89 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).