São João dos Patos weather in January

In January, São João dos Patos sees average daytime highs of 30°C and overnight lows near 23°C, with 227 mm of rain across 25.2 wet days and about 12.3 hours of daylight. It is the 10th-warmest and 2nd-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 9% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 12 h 24 min at the start of January to 12 h 18 min by month's end. Set against the rest of the year, January is São João dos Patos's 10th-clearest and 11th-windiest month. For the whole year in context, see São João dos Patos's year-round climate.

Daytime high
30°
10th warmest
Overnight low
23°
4th coldest
Rainfall
227 mm
25.2 wet days
Daylight
12 h 18 min
5:54 AM – 6:14 PM
Cloud cover
77%
10th clearest
Wind
5 km/h
11th windiest
Solar energy
4.69 kWh/m²
Travel score
3.1
out of 10

São João dos Patos 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 30°C through the month.

A typical January day in São João dos Patos reaches about 30°C in the afternoon and slips back to 23°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 33°C. Set against its neighbours, January runs about 1°C cooler than December and on par with February.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13123
23123
33123
43123
53123
63023
73023
83023
93023
103023
113023
123023
133023
143022
153022
163022
173022
183022
193022
203022
213022
223022
233022
243022
253022
263022
273022
283022
293022
303022
313022

How January really feels in São João dos Patos

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.

São João dos Patos weather by month

How January compares with the rest of the year at a glance. January is the 10th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°22725.212.33.1
Feb30° / 22°21522.912.23.1
Mar30° / 22°23126123.0
Apr31° / 23°14219.111.93.6
May31° / 23°508.311.74.5
Jun32° / 23°61.211.65.0
Jul32° / 23°40.511.74.9
Aug34° / 23°1011.84.1
Sep35° / 24°100.8123.2
Oct35° / 25°334.712.13.0
Nov33° / 24°9611.312.33.4
Dec31° / 23°14717.312.43.5

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 9% 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 (%)
13070
22872
32872
42773
52773
62575
72476
82476
92476
102278
112278
122278
132278
142080
152080
161981
171981
181882
191882
201882
211981
221981
231981
241981
251981
261981
271981
281981
291981
301981
311981

Chance of precipitation in January

Any precipitation

São João dos Patos gets around 227 mm of rain over 25.2 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 80% and peaks near 83% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
172
274
375
476
577
678
778
879
979
1079
1180
1280
1380
1481
1581
1682
1782
1882
1982
2083
2183
2283
2383
2483
2583
2682
2782
2881
2980
3079
3178

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

Most of January feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, January lands in the oppressive band about 96% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
17930
27930
36940
46940
55950
65950
74960
84960
94960
103970
113970
123970
133970
143970
152971
162971
172971
182971
192971
202971
212971
222971
232971
242971
252971
262971
272971
282971
292971
302971
312971

Wind in January

Winds average 5 km/h in January.

Across January, daily wind ranges from about 5 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
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 12 h 24 min at the start of January to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over January. Sunrise moves from 5:47 AM to 6:00 AM, and sunset from 6:09 PM to 6:17 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:476:09
212.45:476:10
312.45:486:10
412.45:486:10
512.45:496:11
612.45:496:11
712.45:506:11
812.45:506:12
912.45:516:12
1012.45:516:12
1112.45:526:13
1212.45:526:13
1312.35:536:13
1412.35:536:14
1512.35:536:14
1612.35:546:14
1712.35:546:15
1812.35:556:15
1912.35:556:15
2012.35:566:15
2112.35:566:15
2212.35:566:16
2312.35:576:16
2412.35:576:16
2512.35:586:16
2612.35:586:16
2712.35:586:16
2812.35:596:16
2912.35:596:17
3012.35:596:17
3112.36:006:17

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.69 kWh/m².

For context, solar energy here swings from a low near 4.59 kWh/m² to a high of 6.65 kWh/m² in September across the year — January's 4.69 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.8Bright
44.8Bright
54.8Bright
64.8Bright
74.8Bright
84.8Bright
94.7Bright
104.7Bright
114.7Bright
124.7Bright
134.7Bright
144.6Bright
154.6Bright
164.6Bright
174.6Bright
184.6Bright
194.6Bright
204.6Bright
214.6Bright
224.6Bright
234.6Bright
244.6Bright
254.6Bright
264.7Bright
274.7Bright
284.7Bright
294.7Bright
304.7Bright
314.7Bright
Planning a trip in January

Hazard calendar for São João dos Patos

In seasonPeak

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

São João dos Patos's monsoon runs December–April, 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 São João dos Patos?

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

3.1
Sightseeing
9th-best month of the year
4.4
Beach & pool
10th-best month of the year

January is a weaker month for outdoor sightseeing in São João dos Patos.

What to pack for São João dos Patos in January

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

In January, São João dos Patos sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 25 days see rain.

light clothesrain gearsun protection

UV index in São João dos Patos in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in São João dos Patos peaks around March 11 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 24 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 11UV 15Jul 24UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov12Extreme
Dec11Extreme

Air quality in São João dos Patos 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 São João dos Patos is worst in October — around 26 µg/m³ PM2.5 (moderate), about 6.3× the cleanest month (June, 4 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateOct 1525 µg/m³Jun 184 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb11Good
Mar11Good
Apr10Good
May7Good
Jun4Good
Jul5Good
Aug10Good
Sep17Moderate
Oct26Moderate
Nov14Moderate
Dec13Moderate
Location & terrain

Where is São João dos Patos?

São João dos Patos sits at 6.5°S, 43.7°W, 346 m above sea level, in Brazil. The nearest listed city is Paraibano, 32 km away.

Topography around São João dos Patos

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of São João dos Patos.

Within 3 km, the terrain around São João dos Patos has only modest variations in elevation — a maximum elevation change of 172 m around an average of 347 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 336 m; within 80 km, significant variations in elevation — a maximum elevation change of 407 m.

The land around São João dos Patos is covered by trees (66%) within 3 km, trees (78%) within 16 km, and trees (72%) within 80 km.

3 km
172 m
16 km
336 m
80 km
407 m
treesshrubsgrasslandcroplandartificial surfaceswater
January weather nearby: Paraibano 32 km · Passagem Franca 36 km · Pastos Bons 43 km · Mirador 74 km · Buriti Bravo 75 km · Colinas 80 km · Barão de Grajaú 80 km · Floriano 81 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 São João dos Patos (-6.495°, -43.7022°, elevation 346 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).