Jaíba weather in December

In December, Jaíba sees average daytime highs of 31°C and overnight lows near 22°C, with 163 mm of rain across 14.4 wet days and about 12.9 hours of daylight. It is the 9th-warmest and 1st-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 21% of the time in December, and the air most often feels muggy.

Daylight stretches from about 12 h 48 min at the start of December to 12 h 54 min by month's end. Set against the rest of the year, December is Jaíba's 11th-clearest and 12th-windiest month. For the whole year in context, see Jaíba's year-round climate.

Daytime high
31°
9th warmest
Overnight low
22°
7th coldest
Rainfall
163 mm
14.4 wet days
Daylight
12 h 54 min
6:24 AM – 7:18 PM
Cloud cover
70%
11th clearest
Wind
6 km/h
12th windiest
Solar energy
6.05 kWh/m²
Travel score
3.8
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 Jaíba reaches about 31°C in the afternoon and slips back to 22°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 35°C. Set against its neighbours, December runs on par with November and on par with January.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13122
23122
33122
43122
53122
63122
73122
83122
93122
103122
113122
123122
133122
143122
153122
163122
173122
183122
193222
203222
213222
223222
233222
243222
253222
263222
273222
283222
293222
303222
313222

How December really feels in Jaíba

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.

Jaíba weather by month

How December compares with the rest of the year at a glance. December is the 9th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 22°11511.312.83.9
Feb32° / 22°769.312.53.8
Mar32° / 22°11410.912.14.0
Apr32° / 22°385.411.74.6
May31° / 20°71.911.35.3
Jun31° / 19°10.311.16.1
Jul30° / 18°0011.26.2
Aug32° / 18°10.211.55.4
Sep34° / 20°61.111.93.9
Oct34° / 22°576.412.33.1
Nov32° / 22°15013.812.73.5
Dec31° / 22°16314.412.93.8

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% 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 66%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12575
22674
32674
42575
52674
62674
72773
82872
92872
102971
112971
123169
133169
143268
153466
163565
173565
183664
193763
203961
213961
224060
234159
244159
254159
264060
274159
284159
294159
304159
314060

Chance of precipitation in December

Any precipitation

Jaíba gets around 163 mm of rain over 14.4 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 46% and peaks near 53% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
151
252
352
452
552
653
753
853
952
1052
1151
1251
1350
1448
1547
1646
1745
1844
1943
2042
2141
2241
2340
2440
2540
2640
2740
2840
2940
3040
3140

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 48% of days. Sticky, muggy-or-worse air turns up on roughly 79% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
13194731
23184732
33174634
43164635
53164536
63154537
73154537
83154438
93154438
103154438
113154438
123154537
133154536
143164635
153174734
163174733
173184831
182184930
192194929
202205028
212205127
222205226
232215126
242215225
252215225
262215225
272215225
282215225
292215126
302215126
312215126

Wind in December

Winds average 6 km/h in December, the calmest month.

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 12 h 48 min at the start of December to 12 h 54 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 6:19 AM to 6:31 AM, and sunset from 7:10 PM to 7:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:197:10
212.96:197:10
312.96:207:11
412.96:207:11
512.96:207:12
612.96:207:13
712.96:217:13
812.96:217:14
912.96:217:14
1012.96:217:15
1112.96:227:15
1212.96:227:16
1312.96:237:16
1412.96:237:17
1512.96:237:17
1612.96:247:18
1712.96:247:19
1812.96:257:19
1912.96:257:20
2012.96:257:20
2112.96:267:21
2212.96:267:21
2312.96:277:21
2412.96:277:22
2512.96:287:22
2612.96:287:23
2712.96:297:23
2812.96:297:24
2912.96:307:24
3012.96:307:24
3112.96:317:25

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.05 kWh/m².

For context, solar energy here swings from a low near 4.5 kWh/m² to a high of 6.45 kWh/m² in October across the year — December's 6.05 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.7Bright
55.7Bright
65.8Bright
75.8Bright
85.8Bright
95.8Bright
105.9Bright
115.9Bright
125.9Bright
136.0Bright
146.0Bright
156.0Intense
166.1Intense
176.1Intense
186.1Intense
196.2Intense
206.2Intense
216.2Intense
226.3Intense
236.3Intense
246.3Intense
256.3Intense
266.3Intense
276.3Intense
286.3Intense
296.3Intense
306.3Intense
316.3Intense
Planning a trip in December

Hazard calendar for Jaíba

In seasonPeak

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

Jaíba's rainy season runs November–March, 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 Jaíba?

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

3.8
Sightseeing
9th-best month of the year
5.8
Beach & pool
11th-best month of the year

December is a weaker month for outdoor sightseeing in Jaíba.

What to pack for Jaíba in December

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

In December, Jaíba sees daytime highs around 31°C and nights near 22°C. Pack light clothes, rain gear and sun protection. About 14 days see rain.

light clothesrain gearsun protection

UV index in Jaíba 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 Jaíba peaks around February 16 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 16UV 15Jul 11UV 8
UV index (midday)Level
Jan14Extreme
Feb16Extreme
Mar14Extreme
Apr12Extreme
May9Very high
Jun8Very high
Jul8Very high
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov14Extreme
Dec13Extreme
Location & terrain

Where is Jaíba?

Jaíba sits at 15.3°S, 43.7°W, 481 m above sea level, in Brazil. The nearest listed city is Barreiro do Jaíba, 32 km away.

Topography around Jaíba

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

Within 3 km, the terrain around Jaíba has only modest variations in elevation — a maximum elevation change of 29 m around an average of 474 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 70 m; within 80 km, large variations in elevation — a maximum elevation change of 817 m.

The land around Jaíba is covered by cropland (56%) within 3 km, cropland (44%) and shrubs (32%) within 16 km, and trees (34%), shrubs (27%) and grassland (21%) within 80 km.

3 km
29 m
16 km
70 m
80 km
817 m
treesshrubsgrasslandcroplandartificial surfaceswater
December weather nearby: Barreiro do Jaíba 32 km · Itacarambi 52 km · Varzelândia 55 km · Janaúba 65 km · Manga 70 km · São João da Ponte 75 km · Januária 76 km · Porteirinha 83 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 Jaíba (-15.3383°, -43.6744°, elevation 481 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).