Santa Bárbara weather in January

In January, Santa Bárbara sees average daytime highs of 27°C and overnight lows near 18°C, with 246 mm of rain across 19.3 wet days and about 13.1 hours of daylight. It is the 2nd-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 11% of the time in January, and the air most often feels muggy.

Daylight stretches from about 13 h 12 min at the start of January to 12 h 54 min by month's end. Set against the rest of the year, January is Santa Bárbara's 10th-clearest and 5th-windiest month. For the whole year in context, see Santa Bárbara's year-round climate.

Daytime high
27°
2nd warmest
Overnight low
18°
12th coldest
Rainfall
246 mm
19.3 wet days
Daylight
13 h 06 min
6:30 AM – 7:36 PM
Cloud cover
77%
10th clearest
Wind
7 km/h
5th windiest
Solar energy
5.73 kWh/m²
Travel score
5.0
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical January day in Santa Bárbara reaches about 27°C in the afternoon and slips back to 18°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 29°C. Set against its neighbours, January runs on par with December and on par with February.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12618
22618
32618
42618
52618
62618
72718
82718
92718
102718
112718
122718
132718
142718
152718
162718
172718
182718
192718
202718
212718
222718
232718
242718
252718
262718
272718
282718
292718
302718
312718

Santa Bárbara weather by month

How January compares with the rest of the year at a glance. January is the 2nd-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 18°24619.313.15.0
Feb27° / 18°14714.612.75.4
Mar26° / 18°18818.412.15.2
Apr25° / 16°8413.211.66.3
May23° / 14°407.411.17.3
Jun23° / 13°133.110.88.0
Jul23° / 12°82.110.98.2
Aug24° / 13°193.811.38.2
Sep25° / 15°668.511.97.1
Oct26° / 16°11714.812.55.9
Nov25° / 17°25321.512.94.7
Dec26° / 18°31223.713.24.4

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 14% of January, with mostly cloudy or overcast conditions the remaining 75%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12278
22278
32377
42278
52278
62377
72377
82377
92377
102377
112377
122476
132476
142575
152575
162575
172575
182575
192575
202476
212575
222575
232575
242575
252674
262674
272773
282872
292872
302872
313070

Chance of precipitation in January

Any precipitation

Santa Bárbara gets around 246 mm of rain over 19.3 wet days in January. 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 72% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
172
271
370
469
568
666
765
864
963
1063
1162
1261
1361
1460
1560
1660
1760
1860
1960
2061
2161
2261
2361
2460
2560
2660
2759
2859
2958
3058
3157

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the muggy band about 53% of days. Sticky, muggy-or-worse air turns up on roughly 53% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)
134156
234156
334156
434156
534255
634255
734255
844353
944353
1044353
1144353
1244353
1344353
1454352
1554352
1654352
1754253
1854253
1954253
2054253
2154253
2254253
2354253
2454253
2554352
2644353
2744452
2844452
2944551
3044551
3144650

Wind in January

Winds average 7 km/h in January.

Across January, 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 January

DaylightNight

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

Days shrink by about 18 minutes over January. Sunrise moves from 6:21 AM to 6:40 AM, and sunset from 7:32 PM to 7:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.26:217:32
213.26:227:33
313.26:227:33
413.26:237:33
513.26:247:34
613.26:247:34
713.26:257:34
813.26:257:34
913.16:267:35
1013.16:277:35
1113.16:277:35
1213.16:287:35
1313.16:287:35
1413.16:297:35
1513.16:307:35
1613.16:307:36
1713.16:317:36
1813.16:327:36
1913.16:327:36
2013.06:337:36
2113.06:347:36
2213.06:347:36
2313.06:357:35
2413.06:357:35
2513.06:367:35
2613.06:377:35
2713.06:377:35
2812.96:387:35
2912.96:397:35
3012.96:397:34
3112.96:407:34

Solar energy in January

Daily solar energy (kWh/m²)

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

For context, solar energy here swings from a low near 3.76 kWh/m² to a high of 5.95 kWh/m² in February across the year — January's 5.73 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.7Bright
55.7Bright
65.7Bright
75.7Bright
85.7Bright
95.7Bright
105.7Bright
115.7Bright
125.7Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.8Bright
275.8Bright
285.9Bright
295.9Bright
305.9Bright
315.9Bright
Planning a trip in January

Hazard calendar for Santa Bárbara

In seasonPeak

In January, Santa Bárbara sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

Santa Bárbara'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 January a good time to visit Santa Bárbara?

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

5.0
Sightseeing
10th-best month of the year
5.0
Beach & pool
10th-best month of the year

January is a reasonable time to visit Santa Bárbara for sightseeing.

What to pack for Santa Bárbara in January

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

In January, Santa Bárbara sees daytime highs around 27°C and nights near 18°C. Pack rain gear. Worth having: light clothes and sun protection. About 19 days see rain.

rain gearlight clothessun protection

UV index in Santa Bárbara in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 15 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Santa Bárbara peaks around February 10 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 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 10UV 15Jun 19UV 7
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar14Extreme
Apr11Extreme
May8Very high
Jun7High
Jul7Very high
Aug9Very high
Sep10Very high
Oct12Extreme
Nov14Extreme
Dec14Extreme

Air quality in Santa Bárbara in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Santa Bárbara is worst in September — around 26 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (January, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1624 µg/m³Jan 1411 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb12Moderate
Mar13Moderate
Apr15Moderate
May18Moderate
Jun18Moderate
Jul17Moderate
Aug17Moderate
Sep26Moderate
Oct17Moderate
Nov12Moderate
Dec12Good
Location & terrain

Where is Santa Bárbara?

Santa Bárbara sits at 20.0°S, 43.4°W, 752 m above sea level, in Brazil. The nearest listed city is Barão de Cocais, 8.0 km away.

Topography around Santa Bárbara

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

Within 3 km, the terrain around Santa Bárbara has only modest variations in elevation — a maximum elevation change of 240 m around an average of 775 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,332 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,826 m.

The land around Santa Bárbara is covered by trees (64%) and grassland (23%) within 3 km, trees (72%) and grassland (24%) within 16 km, and trees (55%) and grassland (40%) within 80 km.

3 km
240 m
16 km
1,332 m
80 km
1,826 m
treesgrasslandartificial surfacesbare terrainwater
January weather nearby: Barão de Cocais 8.0 km · Caeté 28 km · João Monlevade 30 km · Raposos 41 km · Alvinópolis 42 km · Sabará 42 km · Itabira 43 km · Nova Lima 45 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 Santa Bárbara (-19.9594°, -43.4153°, elevation 752 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).