Paraibuna weather in January

In January, Paraibuna sees average daytime highs of 27°C and overnight lows near 20°C, with 280 mm of rain across 25.9 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 27°C through the month. The sky is clear or mostly clear about 10% 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 Paraibuna's 12th-clearest and 9th-windiest month. For the whole year in context, see Paraibuna's year-round climate.

Daytime high
27°
2nd warmest
Overnight low
20°
11th coldest
Rainfall
280 mm
25.9 wet days
Daylight
13 h 18 min
6:33 AM – 7:51 PM
Cloud cover
79%
12th clearest
Wind
6 km/h
9th windiest
Solar energy
5.32 kWh/m²
Travel score
4.0
out of 10

Paraibuna 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 27°C through the month.

A typical January day in Paraibuna reaches about 27°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 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)
12720
22720
32720
42720
52720
62720
72720
82720
92720
102720
112720
122720
132720
142720
152720
162720
172720
182720
192720
202720
212720
222720
232720
242720
252720
262720
272820
282820
292820
302820
312820

Paraibuna 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
Jan27° / 20°28025.913.34.0
Feb28° / 20°20922.412.84.2
Mar27° / 19°1902312.24.6
Apr25° / 18°8613.511.56.2
May23° / 15°7410.510.96.7
Jun22° / 14°496.910.67.3
Jul22° / 13°596.710.77.4
Aug23° / 13°456.511.27.5
Sep24° / 15°9211.611.96.7
Oct25° / 17°11815.412.55.8
Nov25° / 18°16019.113.15.1
Dec27° / 19°20622.613.44.5

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% of the time in January, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 12% of January, with mostly cloudy or overcast conditions the remaining 77%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12179
22080
32080
42080
52080
62179
72179
82179
92179
102179
112179
122278
132278
142278
152278
162278
172278
182278
192278
202278
212278
222278
232377
242377
252476
262476
272575
282773
292773
302872
312872

Chance of precipitation in January

Any precipitation

Paraibuna gets around 280 mm of rain over 25.9 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 82% and peaks near 83% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
180
280
380
481
581
682
782
882
983
1083
1183
1283
1383
1483
1583
1683
1783
1883
1983
2083
2183
2283
2383
2483
2583
2683
2783
2883
2982
3082
3182

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 70% of days. Sticky, muggy-or-worse air turns up on roughly 87% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
10157213
20147313
30147214
40137314
50137215
60127315
70127216
80127216
90127216
100117217
111117117
121117117
131117117
141127017
151127017
161127017
171127017
181136917
191136917
201136917
211136917
221136917
231136917
241136917
251136917
261136917
271136917
281127017
291127017
301126918
311117018

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 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 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 6:23 AM to 6:43 AM, and sunset from 7:48 PM to 7:48 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.46:237:48
213.46:247:49
313.46:257:49
413.46:257:49
513.46:267:49
613.46:267:50
713.46:277:50
813.46:287:50
913.46:287:50
1013.46:297:50
1113.36:307:50
1213.36:307:51
1313.36:317:51
1413.36:327:51
1513.36:327:51
1613.36:337:51
1713.36:347:51
1813.36:347:51
1913.36:357:51
2013.26:367:51
2113.26:377:51
2213.26:377:50
2313.26:387:50
2413.26:397:50
2513.26:397:50
2613.26:407:50
2713.16:417:50
2813.16:417:49
2913.16:427:49
3013.16:437:49
3113.16:437:48

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.32 kWh/m².

For context, solar energy here swings from a low near 3.25 kWh/m² to a high of 5.55 kWh/m² in December across the year — January's 5.32 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.4Bright
65.4Bright
75.4Bright
85.4Bright
95.4Bright
105.4Bright
115.4Bright
125.4Bright
135.4Bright
145.4Bright
155.4Bright
165.4Bright
175.4Bright
185.4Bright
195.4Bright
205.4Bright
215.4Bright
225.4Bright
235.4Bright
245.4Bright
255.4Bright
265.4Bright
275.4Bright
285.4Bright
295.4Bright
305.5Bright
315.5Bright
Planning a trip in January

Hazard calendar for Paraibuna

In seasonPeak

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

Paraibuna'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 January a good time to visit Paraibuna?

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

4.0
Sightseeing
12th-best month of the year
4.2
Beach & pool
12th-best month of the year

January is a reasonable time to visit Paraibuna for sightseeing.

What to pack for Paraibuna in January

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

In January, Paraibuna sees daytime highs around 27°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 26 days see rain.

light clothesrain gearsun protection

Sea temperature near Paraibuna in January

The nearest coast averages about 26°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 54 km away) is warmest in February at about 27°C and coldest in August near 21°C.

The water stays above 20°C all year — warm enough for a swim any month.

20°25°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb27Warm
Mar27Warm
Apr26Warm
May24Refreshing
Jun22Refreshing
Jul21Refreshing
Aug21Refreshing
Sep21Refreshing
Oct22Refreshing
Nov23Refreshing
Dec25Warm

UV index in Paraibuna 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 Paraibuna peaks around January 24 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 24UV 15Jul 11UV 6
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar12Extreme
Apr9Very high
May7High
Jun6High
Jul6High
Aug8Very high
Sep8Very high
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Paraibuna 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 Paraibuna is worst in June — around 32 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (November, 16 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateJun 2132 µg/m³Nov 2316 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb17Moderate
Mar19Moderate
Apr21Moderate
May27Moderate
Jun32Moderate
Jul31Moderate
Aug28Moderate
Sep28Moderate
Oct20Moderate
Nov16Moderate
Dec16Moderate
Location & terrain

Where is Paraibuna?

Paraibuna sits at 23.4°S, 45.7°W, 635 m above sea level, in Brazil. The nearest listed city is Salesópolis, 25 km away.

Topography around Paraibuna

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

Within 3 km, the terrain around Paraibuna has significant variations in elevation — a maximum elevation change of 277 m around an average of 712 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 591 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,021 m.

The land around Paraibuna is covered by grassland (42%) and trees (39%) within 3 km, trees (47%) and grassland (42%) within 16 km, and trees (49%), grassland (23%) and water (23%) within 80 km.

3 km
277 m
16 km
591 m
80 km
2,021 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Salesópolis 25 km · Caçapava 32 km · Jacareí 32 km · São José dos Campos 32 km · Caraguatatuba 36 km · Guararema 38 km · Taubaté 41 km · Biritiba Mirim 44 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 Paraibuna (-23.3861°, -45.6622°, elevation 635 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).