Altinópolis weather in January

In January, Altinópolis sees average daytime highs of 28°C and overnight lows near 20°C, with 291 mm of rain across 23.8 wet days and about 13.1 hours of daylight. It is the 6th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°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 18 min at the start of January to 13 hours by month's end. Set against the rest of the year, January is Altinópolis's 12th-clearest and 9th-windiest month. For the whole year in context, see Altinópolis's year-round climate.

Daytime high
28°
6th warmest
Overnight low
20°
12th coldest
Rainfall
291 mm
23.8 wet days
Daylight
13 h 06 min
6:44 AM – 7:53 PM
Cloud cover
78%
12th clearest
Wind
8 km/h
9th windiest
Solar energy
5.58 kWh/m²
Travel score
4.1
out of 10

Altinópolis is settlement in Brazil.

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical January day in Altinópolis reaches about 28°C in the afternoon and slips back to 20°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 31°C. Set against its neighbours, January runs on par with December and on par with February.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12820
22820
32820
42820
52820
62820
72820
82820
92820
102820
112820
122820
132820
142820
152820
162820
172820
182820
192820
202820
212820
222820
232820
242820
252820
262820
272820
282820
292820
302820
312820

Altinópolis weather by month

How January compares with the rest of the year at a glance. January is the 6th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 20°29123.813.14.1
Feb28° / 20°20919.712.74.2
Mar28° / 19°18319.912.14.8
Apr27° / 18°7510.111.56.5
May25° / 15°446.2117.6
Jun25° / 14°262.910.78.4
Jul25° / 14°172.510.98.5
Aug27° / 15°183.111.38.0
Sep29° / 17°738.111.96.1
Oct29° / 19°12114.212.55.0
Nov28° / 19°18818.5134.8
Dec28° / 20°26624.613.34.2

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% of the time in January, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 13% of January, with mostly cloudy or overcast conditions the remaining 76%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12278
22278
32278
42179
52179
62179
72080
82080
92179
102179
112278
122278
132377
142377
152377
162377
172476
182575
192575
202575
212575
222575
232674
242773
252773
262773
272773
282872
292872
302872
312971

Chance of precipitation in January

Any precipitation

Altinópolis gets around 291 mm of rain over 23.8 wet days in January, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 77% and peaks near 81% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
181
280
380
479
579
678
778
877
976
1076
1175
1275
1375
1475
1575
1675
1775
1875
1976
2076
2176
2277
2377
2477
2577
2677
2777
2877
2977
3076
3176

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 76% of days. Sticky, muggy-or-worse air turns up on roughly 79% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1118801
2118801
3119782
4119782
5119782
6119782
7120763
8120763
9121753
10121753
11122743
12122743
13122743
14222733
15222733
16221743
17221743
18221743
19220753
20219763
21219763
22218773
23218773
24218782
25218782
26318772
27318772
28318772
29318772
30319753
31319753

Wind in January

Winds average 8 km/h in January.

Across January, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
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 18 min at the start of January to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over January. Sunrise moves from 6:35 AM to 6:54 AM, and sunset from 7:50 PM to 7:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.36:357:50
213.36:367:51
313.26:367:51
413.26:377:51
513.26:377:52
613.26:387:52
713.26:397:52
813.26:397:52
913.26:407:52
1013.26:407:53
1113.26:417:53
1213.26:427:53
1313.26:427:53
1413.26:437:53
1513.26:447:53
1613.16:447:53
1713.16:457:53
1813.16:467:53
1913.16:467:53
2013.16:477:53
2113.16:487:53
2213.16:487:53
2313.16:497:53
2413.16:507:53
2513.06:507:53
2613.06:517:53
2713.06:517:53
2813.06:527:52
2913.06:537:52
3013.06:537:52
3113.06:547:52

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.58 kWh/m².

For context, solar energy here swings from a low near 3.97 kWh/m² to a high of 6.01 kWh/m² in October across the year — January's 5.58 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.5Bright
55.5Bright
65.5Bright
75.6Bright
85.6Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.7Bright
165.7Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.7Bright
245.7Bright
255.7Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
315.8Bright
Planning a trip in January

Hazard calendar for Altinópolis

In seasonPeak

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

Altinópolis'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 Altinópolis?

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

4.1
Sightseeing
12th-best month of the year
4.6
Beach & pool
11th-best month of the year

January is a reasonable time to visit Altinópolis for sightseeing.

What to pack for Altinópolis in January

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

In January, Altinópolis sees daytime highs around 28°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.

light clothesrain gearsun protection

UV index in Altinópolis 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 Altinópolis peaks around January 21 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 21UV 15Jun 23UV 7
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Extreme
May8Very high
Jun7High
Jul7High
Aug9Very high
Sep10Very high
Oct11Extreme
Nov14Extreme
Dec14Extreme

Air quality in Altinópolis 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 Altinópolis is worst in September — around 43 µg/m³ PM2.5 (poor), about 5.2× the cleanest month (November, 8 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateGoodSep 1540 µg/m³Nov 229 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb10Good
Mar10Good
Apr11Good
May12Good
Jun11Good
Jul11Good
Aug20Moderate
Sep43Poor
Oct15Moderate
Nov8Good
Dec9Good
Location & terrain

Where is Altinópolis?

Altinópolis sits at 21.0°S, 47.4°W, 918 m above sea level, in Brazil. The nearest listed city is Batatais, 27 km away.

Topography around Altinópolis

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

Within 3 km, the terrain around Altinópolis has significant variations in elevation — a maximum elevation change of 357 m around an average of 852 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 550 m; within 80 km, large variations in elevation — a maximum elevation change of 803 m.

The land around Altinópolis is covered by trees (63%) within 3 km, trees (53%) and cropland (34%) within 16 km, and cropland (44%) and trees (36%) within 80 km.

3 km
357 m
16 km
550 m
80 km
803 m
treesgrasslandcroplandartificial surfaces
January weather nearby: Batatais 27 km · Cajuru 29 km · Brodowski 30 km · Serrana 31 km · Jardinópolis 40 km · São Sebastião do Paraíso 42 km · Monte Santo de Minas 45 km · Ribeirão Preto 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 Altinópolis (-21.0256°, -47.3739°, elevation 918 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).