Bom Jesus do Itabapoana weather in December

In December, Bom Jesus do Itabapoana sees average daytime highs of 30°C and overnight lows near 21°C, with 221 mm of rain across 19.3 wet days and about 13.3 hours of daylight. It is the 4th-warmest and 1st-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 14% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 13 h 12 min at the start of December to 13 h 18 min by month's end. Set against the rest of the year, December is Bom Jesus do Itabapoana's 11th-clearest and 5th-windiest month. For the whole year in context, see Bom Jesus do Itabapoana's year-round climate.

Daytime high
30°
4th warmest
Overnight low
21°
10th coldest
Rainfall
221 mm
19.3 wet days
Daylight
13 h 18 min
6:05 AM – 7:21 PM
Cloud cover
74%
11th clearest
Wind
6 km/h
5th windiest
Solar energy
5.73 kWh/m²
Travel score
3.7
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 Bom Jesus do Itabapoana reaches about 30°C in the afternoon and slips back to 21°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 34°C. Set against its neighbours, December runs about 1°C warmer than November and about 1°C cooler than January.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12921
22921
32921
43021
53021
63021
73021
83021
93021
103021
113021
123021
133021
143021
153021
163021
173022
183022
193022
203122
213122
223122
233122
243122
253122
263122
273122
283122
293122
303122
313122

How December really feels in Bom Jesus do Itabapoana

Once humidity and wind are folded in, December averages 26 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
26
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.

Bom Jesus do Itabapoana weather by month

How December compares with the rest of the year at a glance. December is the 4th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 22°18215.913.13.7
Feb32° / 22°10711.612.73.8
Mar31° / 21°15416.212.14.0
Apr29° / 20°7610.611.55.3
May27° / 18°437.3116.9
Jun27° / 16°173.510.77.8
Jul26° / 16°164.310.87.8
Aug27° / 16°194.311.37.5
Sep28° / 18°527.211.96.2
Oct29° / 19°9410.512.55.3
Nov29° / 20°19816.7134.4
Dec30° / 21°22119.313.33.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 14% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 14% of December, with mostly cloudy or overcast conditions the remaining 72%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12377
22377
32278
42278
52278
62278
72278
82377
92377
102377
112575
122575
132773
142773
152872
162872
173070
183169
193169
203268
213367
223367
233367
243367
253367
263268
273367
283169
293169
303169
313169

Chance of precipitation in December

Any precipitation

Bom Jesus do Itabapoana gets around 221 mm of rain over 19.3 wet days in December, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 62% and peaks near 64% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
160
261
361
462
562
662
763
863
963
1064
1164
1264
1364
1464
1564
1664
1763
1863
1963
2062
2162
2262
2361
2461
2561
2660
2760
2860
2959
3058
3158

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 65% of days. Sticky, muggy-or-worse air turns up on roughly 96% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
11944460
21843470
31842491
41741501
51740511
61639531
71638541
81637551
90536581
100535591
110434611
120433621
130332641
140331651
150330661
160229681
170228691
180227701
190226711
200225721
210224731
220124741
230123751
240123751
250123751
260122761
270123751
280123751
290123751
300124732
310124732

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

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
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 13 h 12 min at the start of December to 13 h 18 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 6:01 AM to 6:12 AM, and sunset from 7:12 PM to 7:28 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.26:017:12
213.26:017:13
313.26:017:14
413.26:017:14
513.26:017:15
613.26:017:15
713.26:027:16
813.26:027:17
913.36:027:17
1013.36:027:18
1113.36:037:18
1213.36:037:19
1313.36:037:20
1413.36:047:20
1513.36:047:21
1613.36:057:21
1713.36:057:22
1813.36:057:22
1913.36:067:23
2013.36:067:23
2113.36:077:24
2213.36:077:24
2313.36:087:25
2413.36:087:25
2513.36:097:26
2613.36:097:26
2713.36:107:26
2813.36:107:27
2913.36:117:27
3013.36:117:28
3113.36:127:28

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.73 kWh/m².

For context, solar energy here swings from a low near 3.5 kWh/m² to a high of 6.21 kWh/m² in February across the year — December's 5.73 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.4Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.6Bright
125.6Bright
135.6Bright
145.7Bright
155.7Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.9Bright
215.9Bright
225.9Bright
235.9Bright
246.0Bright
256.0Bright
266.0Bright
276.0Bright
286.0Bright
296.0Intense
306.0Intense
316.0Intense
Planning a trip in December

Hazard calendar for Bom Jesus do Itabapoana

In seasonPeak

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

Bom Jesus do Itabapoana's monsoon runs November–March, 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 Bom Jesus do Itabapoana?

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

3.7
Sightseeing
11th-best month of the year
5.2
Beach & pool
12th-best month of the year

December is a weaker month for outdoor sightseeing in Bom Jesus do Itabapoana.

What to pack for Bom Jesus do Itabapoana in December

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

In December, Bom Jesus do Itabapoana sees daytime highs around 30°C and nights near 21°C. Pack light clothes and rain gear. Worth having: sun protection. About 19 days see rain.

light clothesrain gearsun protection

UV index in Bom Jesus do Itabapoana in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Bom Jesus do Itabapoana peaks around February 10 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeFeb 10UV 14Jun 22UV 6
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar13Extreme
Apr10Very high
May7High
Jun6High
Jul6High
Aug8Very high
Sep8Very high
Oct12Extreme
Nov13Extreme
Dec14Extreme
Location & terrain

Where is Bom Jesus do Itabapoana?

Bom Jesus do Itabapoana sits at 21.1°S, 41.7°W, 90 m above sea level, in Brazil. The nearest listed city is Itaperuna, 23 km away.

Topography around Bom Jesus do Itabapoana

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Bom Jesus do Itabapoana.

Within 3 km, the terrain around Bom Jesus do Itabapoana has significant variations in elevation — a maximum elevation change of 381 m around an average of 152 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,067 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,841 m.

The land around Bom Jesus do Itabapoana is covered by grassland (67%) within 3 km, grassland (76%) and trees (23%) within 16 km, and grassland (66%) and trees (29%) within 80 km.

3 km
381 m
16 km
1,067 m
80 km
2,841 m
treesgrasslandcroplandartificial surfaceswaterwetland
December weather nearby: Itaperuna 23 km · Natividade 32 km · Mimoso do Sul 33 km · Guaçuí 40 km · Porciúncula 42 km · Alegre 44 km · Cambuci 55 km · São Fidélis 57 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 Bom Jesus do Itabapoana (-21.1339°, -41.6797°, elevation 90 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).