Pilar do Sul weather in January

In January, Pilar do Sul sees average daytime highs of 28°C and overnight lows near 19°C, with 245 mm of rain across 22.6 wet days and about 13.3 hours of daylight. It is the 2nd-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 24 min at the start of January to 13 h 06 min by month's end. Set against the rest of the year, January is Pilar do Sul's 12th-clearest and 7th-windiest month. For the whole year in context, see Pilar do Sul's year-round climate.

Daytime high
28°
2nd warmest
Overnight low
19°
11th coldest
Rainfall
245 mm
22.6 wet days
Daylight
13 h 18 min
6:41 AM – 8:00 PM
Cloud cover
77%
12th clearest
Wind
10 km/h
7th windiest
Solar energy
5.29 kWh/m²
Travel score
4.5
out of 10

Pilar do Sul 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 Pilar do Sul reaches about 28°C in the afternoon and slips back to 19°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 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)
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

Pilar do Sul weather by month

How January compares with the rest of the year at a glance. January is the 2nd-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 19°24522.613.34.5
Feb28° / 19°17419.312.84.6
Mar27° / 19°12718.412.25.2
Apr26° / 17°608.711.56.9
May23° / 14°637.110.97.3
Jun22° / 13°585.810.67.4
Jul22° / 12°555.310.77.6
Aug23° / 13°414.911.27.9
Sep24° / 14°959.111.97.1
Oct26° / 16°11112.612.66.2
Nov26° / 17°14114.813.25.7
Dec27° / 19°17318.713.45.0

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 14% of January, with mostly cloudy or overcast conditions the remaining 75%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12575
22575
32575
42476
52377
62377
72278
82377
92377
102377
112377
122377
132476
142476
152476
162476
172476
182476
192575
202476
212575
222674
232674
242575
252575
262773
272773
282773
292872
302872
312971

Chance of precipitation in January

Any precipitation

Pilar do Sul gets around 245 mm of rain over 22.6 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 71% and peaks near 73% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
167
268
368
469
570
670
771
872
972
1072
1172
1272
1372
1472
1572
1672
1772
1872
1972
2073
2173
2273
2373
2473
2572
2672
2772
2872
2972
3072
3172

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 69% of days. Sticky, muggy-or-worse air turns up on roughly 80% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
13216610
22206711
32196811
42196811
52186812
62176912
72176912
82176912
92176912
102167012
112176912
122176912
132176912
142176912
152176912
162186812
172186812
182186812
192196712
202196712
212196712
222186812
232186812
242186812
252177011
262177011
272167111
282167111
293157111
303157111
313157111

Wind in January

Winds average 10 km/h in January.

Across January, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 13 h 24 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 18 minutes over January. Sunrise moves from 6:31 AM to 6:51 AM, and sunset from 7:57 PM to 7:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.46:317:57
213.46:317:58
313.46:327:58
413.46:327:58
513.46:337:58
613.46:347:59
713.46:347:59
813.46:357:59
913.46:367:59
1013.46:367:59
1113.46:378:00
1213.46:388:00
1313.46:388:00
1413.36:398:00
1513.36:408:00
1613.36:418:00
1713.36:418:00
1813.36:428:00
1913.36:438:00
2013.36:438:00
2113.36:448:00
2213.26:457:59
2313.26:457:59
2413.26:467:59
2513.26:477:59
2613.26:487:59
2713.26:487:58
2813.26:497:58
2913.16:507:58
3013.16:507:58
3113.16:517:57

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.29 kWh/m².

For context, solar energy here swings from a low near 3.18 kWh/m² to a high of 5.61 kWh/m² in December across the year — January's 5.29 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.4Bright
45.4Bright
55.4Bright
65.4Bright
75.4Bright
85.4Bright
95.4Bright
105.4Bright
115.4Bright
125.4Bright
135.4Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in January

Hazard calendar for Pilar do Sul

In seasonPeak

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

Pilar do Sul's rainy season runs October–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 Pilar do Sul?

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

4.5
Sightseeing
12th-best month of the year
4.8
Beach & pool
12th-best month of the year

January is a reasonable time to visit Pilar do Sul for sightseeing.

What to pack for Pilar do Sul in January

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

In January, Pilar do Sul sees daytime highs around 28°C and nights near 19°C. Pack light clothes and rain gear. Worth having: sun protection. About 23 days see rain.

light clothesrain gearsun protection

UV index in Pilar do Sul 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 Pilar do Sul peaks around January 21 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 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 21UV 15Jul 12UV 5
UV index (midday)Level
Jan15Extreme
Feb14Extreme
Mar11Extreme
Apr8Very high
May7High
Jun6High
Jul5High
Aug7Very high
Sep8Very high
Oct11Extreme
Nov13Extreme
Dec13Extreme

Air quality in Pilar do Sul 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 Pilar do Sul is worst in September — around 18 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (January, 10 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1017 µg/m³Jan 1410 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb10Good
Mar10Good
Apr11Good
May14Moderate
Jun15Moderate
Jul16Moderate
Aug17Moderate
Sep18Moderate
Oct13Moderate
Nov10Good
Dec10Good
Location & terrain

Where is Pilar do Sul?

Pilar do Sul sits at 23.8°S, 47.7°W, 697 m above sea level, in Brazil. The nearest listed city is Salto de Pirapora, 23 km away.

Topography around Pilar do Sul

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

Within 3 km, the terrain around Pilar do Sul has only modest variations in elevation — a maximum elevation change of 122 m around an average of 696 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 473 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,386 m.

The land around Pilar do Sul is covered by grassland (34%), cropland (27%) and trees (25%) within 3 km, trees (57%) and grassland (25%) within 16 km, and trees (66%) within 80 km.

3 km
122 m
16 km
473 m
80 km
1,386 m
treesgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Salto de Pirapora 23 km · São Miguel Arcanjo 29 km · Piedade 31 km · Araçoiaba da Serra 36 km · Capela do Alto 38 km · Votorantim 41 km · Itapetininga 42 km · Sorocaba 43 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 Pilar do Sul (-23.8131°, -47.7164°, elevation 697 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).