Bariri weather in January

In January, Bariri sees average daytime highs of 30°C and overnight lows near 22°C, with 238 mm of rain across 21.7 wet days and about 13.2 hours of daylight. It is the 5th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 15% 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 Bariri's 12th-clearest and 11th-windiest month. For the whole year in context, see Bariri's year-round climate.

Daytime high
30°
5th warmest
Overnight low
22°
12th coldest
Rainfall
238 mm
21.7 wet days
Daylight
13 h 12 min
6:48 AM – 8:01 PM
Cloud cover
74%
12th clearest
Wind
8 km/h
11th windiest
Solar energy
5.55 kWh/m²
Travel score
3.5
out of 10

Bariri 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 30°C through the month.

A typical January day in Bariri reaches about 30°C in the afternoon and slips back to 22°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 34°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)
13022
23022
33022
43022
53022
63022
73022
83022
93022
103022
113022
123022
133022
143022
153022
163022
173022
183022
193022
203022
213022
223022
233022
243022
253022
263022
273022
283022
293022
303022
313022

How January really feels in Bariri

Once humidity and wind are folded in, January averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in January is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Bariri weather by month

How January compares with the rest of the year at a glance. January is the 5th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°23821.713.23.5
Feb30° / 22°16718.212.83.7
Mar30° / 21°13116.412.24.3
Apr29° / 19°567.811.55.8
May27° / 16°555.8117.4
Jun26° / 15°333.710.78.0
Jul26° / 15°233.110.88.1
Aug29° / 16°273.511.27.1
Sep30° / 18°58711.95.5
Oct31° / 20°9912.112.54.4
Nov30° / 20°14514.913.14.2
Dec30° / 21°18719.613.33.7

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% 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 71%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13070
22971
32971
42872
52872
62872
72872
82773
92773
102773
112872
122872
132971
142971
152971
162872
172872
182971
192971
202971
212971
222971
232971
243070
253070
263070
273268
283268
293367
303367
313565

Chance of precipitation in January

Any precipitation

Bariri gets around 238 mm of rain over 21.7 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 69% and peaks near 69% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
166
266
367
467
568
669
769
869
969
1069
1169
1269
1369
1469
1569
1669
1769
1869
1969
2069
2169
2269
2369
2469
2569
2669
2769
2869
2969
3069
3168

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 46% of days. Sticky, muggy-or-worse air turns up on roughly 91% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
10194942
20194842
30184843
40084844
50084744
60084745
70074745
80074745
90074745
100074745
110074845
120074845
130074845
140174845
150174845
160174845
170174845
180174745
190174745
200184645
210184645
220184545
230184446
241184446
251194346
261194247
271194247
281294148
291294048
301294048
311293949

Wind in January

Winds average 8 km/h in January.

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

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

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 6:38 AM to 6:58 AM, and sunset from 7:58 PM to 7:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.36:387:58
213.36:397:58
313.36:397:59
413.36:407:59
513.36:417:59
613.36:417:59
713.36:428:00
813.36:438:00
913.36:438:00
1013.36:448:00
1113.36:458:00
1213.36:458:00
1313.26:468:00
1413.26:478:01
1513.26:478:01
1613.26:488:01
1713.26:498:01
1813.26:498:01
1913.26:508:01
2013.26:518:01
2113.26:518:01
2213.16:528:00
2313.16:538:00
2413.16:538:00
2513.16:548:00
2613.16:558:00
2713.16:558:00
2813.16:568:00
2913.06:577:59
3013.06:577:59
3113.06:587:59

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.55 kWh/m².

For context, solar energy here swings from a low near 3.74 kWh/m² to a high of 6.04 kWh/m² in November across the year — January's 5.55 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.7Bright
55.6Bright
65.6Bright
75.6Bright
85.6Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.7Bright
295.7Bright
305.7Bright
315.7Bright
Planning a trip in January

Hazard calendar for Bariri

In seasonPeak

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

Bariri'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 Bariri?

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

3.5
Sightseeing
12th-best month of the year
4.9
Beach & pool
12th-best month of the year

January is a weaker month for outdoor sightseeing in Bariri.

What to pack for Bariri in January

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

In January, Bariri sees daytime highs around 30°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 22 days see rain.

light clothesrain gearsun protection

UV index in Bariri 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 Bariri peaks around January 22 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 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 22UV 15Jul 10UV 6
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Very high
May7High
Jun6High
Jul6High
Aug8Very high
Sep9Very high
Oct11Extreme
Nov13Extreme
Dec13Extreme

Air quality in Bariri 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 Bariri is worst in September — around 31 µg/m³ PM2.5 (moderate), about 3.5× the cleanest month (November, 9 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1031 µg/m³Nov 239 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb11Good
Mar11Good
Apr11Good
May13Moderate
Jun14Moderate
Jul14Moderate
Aug29Moderate
Sep31Moderate
Oct17Moderate
Nov9Good
Dec9Good
Location & terrain

Where is Bariri?

Bariri sits at 22.1°S, 48.7°W, 449 m above sea level, in Brazil. The nearest listed city is Jaú, 31 km away.

Topography around Bariri

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

Within 3 km, the terrain around Bariri has only modest variations in elevation — a maximum elevation change of 77 m around an average of 452 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 184 m; within 80 km, significant variations in elevation — a maximum elevation change of 512 m.

The land around Bariri is covered by cropland (42%) and artificial surfaces (23%) within 3 km, cropland (66%) within 16 km, and cropland (58%) and trees (28%) within 80 km.

3 km
77 m
16 km
184 m
80 km
512 m
treesgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Jaú 31 km · Pederneiras 31 km · Ibitinga 36 km · Bauru 42 km · Macatuba 48 km · Dois Córregos 49 km · Barra Bonita 50 km · Agudos 51 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 Bariri (-22.0744°, -48.7403°, elevation 449 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).