Apiaí weather in January

In January, Apiaí sees average daytime highs of 28°C and overnight lows near 19°C, with 250 mm of rain across 24.7 wet days and about 13.3 hours of daylight. It is the 1st-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 7% of the time in January, and the air most often feels muggy.

Daylight stretches from about 13 h 30 min at the start of January to 13 h 06 min by month's end. Set against the rest of the year, January is Apiaí's 11th-clearest and 5th-windiest month. For the whole year in context, see Apiaí's year-round climate.

Daytime high
28°
1st warmest
Overnight low
19°
12th coldest
Rainfall
250 mm
24.7 wet days
Daylight
13 h 24 min
6:44 AM – 8:06 PM
Cloud cover
78%
11th clearest
Wind
6 km/h
5th windiest
Solar energy
5.13 kWh/m²
Travel score
4.2
out of 10

Apiaí is human 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 Apiaí reaches about 28°C in the afternoon and slips back to 19°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 32°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)
12819
22819
32819
42819
52819
62819
72819
82819
92819
102819
112819
122819
132819
142819
152819
162819
172819
182819
192819
202819
212819
222819
232819
242819
252819
262819
272819
282819
292819
302819
312819

Apiaí weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 19°25024.713.34.2
Feb28° / 19°19921.512.94.2
Mar27° / 18°15520.612.24.9
Apr25° / 16°7511.311.46.4
May22° / 13°821010.86.6
Jun21° / 12°80810.56.8
Jul21° / 11°777.510.66.9
Aug22° / 12°577.311.17.2
Sep23° / 13°11411.711.86.4
Oct25° / 15°12616.112.65.6
Nov26° / 17°13217.413.25.3
Dec27° / 18°18120.613.54.7

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 7% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 13% of January, with mostly cloudy or overcast conditions the remaining 79%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12179
22179
32179
42179
52080
62179
72080
82080
92080
101981
111981
121981
131981
141981
151981
161981
171981
181981
191981
201981
211981
221981
232080
242080
252179
262179
272377
282377
292476
302476
312476

Chance of precipitation in January

Any precipitation

Apiaí gets around 250 mm of rain over 24.7 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 78% and peaks near 79% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
175
276
376
477
578
678
778
879
979
1079
1179
1279
1379
1478
1578
1678
1778
1878
1978
2079
2179
2279
2379
2479
2579
2679
2779
2878
2978
3078
3178

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 56% of days. Sticky, muggy-or-worse air turns up on roughly 81% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
13215224
23205225
32205325
42195425
52185525
62185525
72175625
82175625
92175625
102175625
112175625
122165725
132175625
142175625
152175625
162175625
172175625
182175625
192175625
202175625
212175625
222175526
232165626
242165626
252165626
261155826
271155826
281155727
291145827
301145827
311145827

Wind in January

Winds average 6 km/h in January.

Across January, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
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 January

DaylightNight

Daylight runs from about 13 h 30 min at the start of January to 13 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over January. Sunrise moves from 6:34 AM to 6:54 AM, and sunset from 8:03 PM to 8:03 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.56:348:03
213.56:348:04
313.56:358:04
413.56:368:04
513.56:368:04
613.56:378:05
713.56:378:05
813.46:388:05
913.46:398:05
1013.46:408:05
1113.46:408:05
1213.46:418:05
1313.46:428:06
1413.46:428:06
1513.46:438:06
1613.46:448:06
1713.46:448:06
1813.36:458:06
1913.36:468:05
2013.36:478:05
2113.36:478:05
2213.36:488:05
2313.36:498:05
2413.36:498:05
2513.26:508:05
2613.26:518:04
2713.26:528:04
2813.26:528:04
2913.26:538:04
3013.26:548:03
3113.16:548:03

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.13 kWh/m².

For context, solar energy here swings from a low near 2.95 kWh/m² to a high of 5.44 kWh/m² in December across the year — January's 5.13 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.3Bright
55.2Bright
65.2Bright
75.2Bright
85.2Bright
95.2Bright
105.2Bright
115.2Bright
125.2Bright
135.2Bright
145.2Bright
155.2Bright
165.2Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.2Bright
285.2Bright
295.2Bright
305.2Bright
315.1Bright
Planning a trip in January

Hazard calendar for Apiaí

In seasonPeak

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

Apiaí's rainy season runs September–March, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is January a good time to visit Apiaí?

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

4.2
Sightseeing
11th-best month of the year
4.5
Beach & pool
10th-best month of the year

January is a reasonable time to visit Apiaí for sightseeing.

What to pack for Apiaí in January

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

In January, Apiaí sees daytime highs around 28°C and nights near 19°C. Pack light clothes and rain gear. Worth having: sun protection. About 25 days see rain.

light clothesrain gearsun protection

UV index in Apiaí 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 Apiaí peaks around January 19 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 19UV 15Jul 11UV 5
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar12Extreme
Apr9Very high
May7High
Jun6High
Jul5High
Aug7Very high
Sep8Very high
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Apiaí 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 Apiaí is worst in September — around 15 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (March, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1215 µg/m³Mar 128 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb8Good
Mar8Good
Apr9Good
May11Good
Jun11Good
Jul12Good
Aug14Moderate
Sep15Moderate
Oct11Good
Nov9Good
Dec9Good
Location & terrain

Where is Apiaí?

Apiaí sits at 24.5°S, 48.8°W, 925 m above sea level, in Brazil. The nearest listed city is Ribeirão Branco, 33 km away.

Topography around Apiaí

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

Within 3 km, the terrain around Apiaí has significant variations in elevation — a maximum elevation change of 437 m around an average of 941 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,066 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,809 m.

The land around Apiaí is covered by trees (82%) within 3 km, trees (84%) within 16 km, and trees (82%) within 80 km.

3 km
437 m
16 km
1,066 m
80 km
1,809 m
treesgrasslandcroplandartificial surfaces
January weather nearby: Ribeirão Branco 33 km · Guapiara 48 km · Cerro Azul 55 km · Itapeva 59 km · Itararé 66 km · Capão Bonito 75 km · Sengés 77 km · Cajati 77 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 Apiaí (-24.5094°, -48.8425°, elevation 925 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).