Vargem Alta weather in December

In December, Vargem Alta sees average daytime highs of 29°C and overnight lows near 21°C, with 225 mm of rain across 18.8 wet days and about 13.2 hours of daylight. It is the 4th-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 28°C in the first days to 30°C by the end. The sky is clear or mostly clear about 16% of the time in December, and the air most often feels muggy.

Daylight stretches from about 13 h 12 min at the start of December to 13 h 12 min by month's end. Set against the rest of the year, December is Vargem Alta's 11th-clearest and 7th-windiest month. For the whole year in context, see Vargem Alta's year-round climate.

Daytime high
29°
4th warmest
Overnight low
21°
10th coldest
Rainfall
225 mm
18.8 wet days
Daylight
13 h 12 min
6:03 AM – 7:18 PM
Cloud cover
73%
11th clearest
Wind
7 km/h
7th windiest
Solar energy
5.66 kWh/m²
Travel score
4.4
out of 10

Vargem Alta is human settlement in Brazil.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 28°C in the first days to 30°C by the end.

A typical December day in Vargem Alta reaches about 29°C in the afternoon and slips back to 21°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 32°C. Set against its neighbours, December runs about 2°C warmer than November and about 1°C cooler than January.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12820
22820
32820
42821
52821
62821
72821
82821
92821
102821
112921
122921
132921
142921
152921
162921
172921
182921
192921
202921
212921
222921
232921
242921
252921
263021
273021
283021
293021
303021
313021

How December really feels in Vargem Alta

Once humidity and wind are folded in, December averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Vargem Alta 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
Jan30° / 22°14313.313.14.4
Feb31° / 22°1071112.74.4
Mar30° / 21°16616.712.14.4
Apr28° / 19°10914.811.55.6
May26° / 17°6010.3116.7
Jun25° / 16°377.210.87.4
Jul25° / 15°438.210.97.4
Aug25° / 16°40811.37.3
Sep26° / 17°7610.211.96.7
Oct27° / 19°11812.612.56.0
Nov27° / 20°20117.8135.0
Dec29° / 21°22518.813.24.4

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 12% 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 (%)
12278
22278
32278
42179
52179
62179
72179
82377
92377
102377
112476
122575
132575
142674
152773
162971
172971
183070
193169
203268
213367
223466
233466
243466
253466
263565
273565
283565
293565
303466
313466

Chance of precipitation in December

Any precipitation

Vargem Alta gets around 225 mm of rain over 18.8 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 59% and peaks near 62% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
160
261
361
461
562
662
762
861
961
1061
1161
1261
1360
1460
1560
1659
1759
1859
1959
2059
2159
2259
2359
2459
2559
2658
2758
2857
2956
3055
3154

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the muggy band about 57% of days. Sticky, muggy-or-worse air turns up on roughly 95% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
11126027
21115929
30115930
40105832
5095833
6095635
7085636
8085636
9075637
10075637
11065638
12065638
13055639
14055639
15045739
16045640
17045640
18035740
19035740
20035740
21025741
22025741
23025741
24025741
25025642
26025642
27035542
28035641
29035641
30035740
31045739

Wind in December

Winds average 7 km/h in December.

Across December, daily wind ranges from about 7 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
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 13 h 12 min at the start of December to 13 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 5:59 AM to 6:10 AM, and sunset from 7:09 PM to 7:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.25:597:09
213.25:597:09
313.25:597:10
413.25:597:11
513.25:597:11
613.26:007:12
713.26:007:12
813.26:007:13
913.26:007:14
1013.26:017:14
1113.26:017:15
1213.26:017:15
1313.26:027:16
1413.26:027:17
1513.26:027:17
1613.26:037:18
1713.36:037:18
1813.36:047:19
1913.36:047:19
2013.36:047:20
2113.36:057:20
2213.36:057:21
2313.36:067:21
2413.36:067:22
2513.36:077:22
2613.36:077:22
2713.36:087:23
2813.26:087:23
2913.26:097:24
3013.26:097:24
3113.26:107:24

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.66 kWh/m².

For context, solar energy here swings from a low near 3.55 kWh/m² to a high of 6.1 kWh/m² in February across the year — December's 5.66 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.4Bright
55.4Bright
65.4Bright
75.4Bright
85.4Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.6Bright
145.6Bright
155.7Bright
165.7Bright
175.7Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.9Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
276.0Bright
286.0Bright
296.0Bright
306.0Bright
316.0Bright
Planning a trip in December

Hazard calendar for Vargem Alta

In seasonPeak

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

Vargem Alta's rainy season runs October–April, 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 Vargem Alta?

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

4.4
Sightseeing
9th-best month of the year
5.5
Beach & pool
11th-best month of the year

December is a reasonable time to visit Vargem Alta for sightseeing.

What to pack for Vargem Alta in December

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

In December, Vargem Alta sees daytime highs around 29°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

Sea temperature near Vargem Alta in December

The nearest coast averages about 24°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 46 km away) is warmest in March at about 25°C and coldest in September near 22°C.

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

20°22°24°26°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan24Warm
Feb25Warm
Mar25Warm
Apr25Warm
May25Warm
Jun23Refreshing
Jul23Refreshing
Aug23Refreshing
Sep22Refreshing
Oct23Refreshing
Nov24Refreshing
Dec24Warm

UV index in Vargem Alta 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 Vargem Alta peaks around February 11 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 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 11UV 14Jun 20UV 6
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar13Extreme
Apr10Very high
May7Very high
Jun6High
Jul7High
Aug9Very high
Sep10Very high
Oct12Extreme
Nov13Extreme
Dec14Extreme
Location & terrain

Where is Vargem Alta?

Vargem Alta sits at 20.7°S, 41.0°W, 604 m above sea level, in Brazil. The nearest listed city is Castelo, 20 km away.

Topography around Vargem Alta

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

Within 3 km, the terrain around Vargem Alta has significant variations in elevation — a maximum elevation change of 562 m around an average of 726 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,203 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,964 m.

The land around Vargem Alta is covered by trees (71%) and grassland (27%) within 3 km, trees (62%) and grassland (37%) within 16 km, and trees (43%) and grassland (37%) within 80 km.

3 km
562 m
16 km
1,203 m
80 km
1,964 m
treesgrasslandcroplandartificial surfaceswaterwetland
December weather nearby: Castelo 20 km · Cachoeiro de Itapemirim 23 km · Piúma 35 km · Anchieta 40 km · Itapemirim 42 km · Marechal Floriano 44 km · Marataizes 45 km · Muniz Freire 48 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 Vargem Alta (-20.6714°, -41.0069°, elevation 604 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).