São João Batista weather in January

In January, São João Batista sees average daytime highs of 31°C and overnight lows near 25°C, with 207 mm of rain across 24.8 wet days and about 12.2 hours of daylight. It is the 6th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 6% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 12 h 12 min at the start of January to 12 h 06 min by month's end. Set against the rest of the year, January is São João Batista's 9th-clearest and 6th-windiest month. For the whole year in context, see São João Batista's year-round climate.

Daytime high
31°
6th warmest
Overnight low
25°
8th coldest
Rainfall
207 mm
24.8 wet days
Daylight
12 h 12 min
6:04 AM – 6:13 PM
Cloud cover
77%
9th clearest
Wind
10 km/h
6th windiest
Solar energy
4.81 kWh/m²
Travel score
2.8
out of 10

São João Batista 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 31°C through the month.

A typical January day in São João Batista reaches about 31°C in the afternoon and slips back to 25°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 29°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)
13225
23225
33225
43225
53225
63225
73125
83125
93125
103125
113125
123125
133125
143125
153125
163125
173125
183125
193125
203125
213125
223125
233125
243125
253125
263125
273125
283125
293125
303125
313125

How January really feels in São João Batista

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 Batista weather by month

How January compares with the rest of the year at a glance. January is the 6th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 25°20724.812.22.8
Feb31° / 25°2722612.12.6
Mar30° / 25°36030.1122.5
Apr31° / 25°36928.711.92.5
May31° / 25°23024.711.93.0
Jun31° / 25°9716.811.83.9
Jul31° / 24°6111.711.84.4
Aug32° / 25°184.611.94.5
Sep33° / 25°102.2124.1
Oct33° / 25°183.412.13.9
Nov33° / 26°346.412.13.8
Dec32° / 25°8214.112.23.4

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 6% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 15% of January, with mostly cloudy or overcast conditions the remaining 79%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13070
22971
32971
42872
52773
62674
72575
82476
92377
102278
112179
122080
131981
141882
151882
161783
171783
181783
191783
201783
211882
221882
231882
241981
251981
261981
271882
281882
291882
301882
311981

Chance of precipitation in January

Any precipitation

São João Batista gets around 207 mm of rain over 24.8 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 87% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
167
268
369
470
571
672
773
875
976
1077
1178
1280
1381
1482
1583
1683
1784
1884
1984
2085
2185
2285
2385
2486
2586
2686
2786
2886
2987
3087
3187

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 58% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
15941
26040
36040
46040
56139
66139
76238
86238
96337
106337
116337
126337
136337
146337
156337
166238
176139
186139
196040
205941
215842
225743
235644
245545
255446
265347
275248
285149
295050
304951
314852

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 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
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 12 h 12 min at the start of January to 12 h 06 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 5:57 AM to 6:09 AM, and sunset from 6:07 PM to 6:16 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:576:07
212.25:586:08
312.25:586:08
412.25:596:09
512.25:596:09
612.26:006:10
712.26:006:10
812.26:016:10
912.26:016:11
1012.26:016:11
1112.26:026:11
1212.26:026:12
1312.26:036:12
1412.26:036:12
1512.26:046:13
1612.26:046:13
1712.26:046:13
1812.26:056:14
1912.16:056:14
2012.16:056:14
2112.16:066:15
2212.16:066:15
2312.16:066:15
2412.16:076:15
2512.16:076:15
2612.16:076:16
2712.16:086:16
2812.16:086:16
2912.16:086:16
3012.16:086:16
3112.16:096:16

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.81 kWh/m².

For context, solar energy here swings from a low near 4.22 kWh/m² to a high of 6.19 kWh/m² in October across the year — January's 4.81 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.0Bright
35.0Bright
45.0Bright
55.0Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.7Bright
184.7Bright
194.7Bright
204.7Bright
214.7Bright
224.7Bright
234.7Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.7Bright
294.7Bright
304.7Bright
314.7Bright
Planning a trip in January

Hazard calendar for São João Batista

In seasonPeak

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

São João Batista's monsoon runs January–May, 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 Batista?

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

2.8
Sightseeing
9th-best month of the year
4.2
Beach & pool
9th-best month of the year

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

What to pack for São João Batista in January

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

In January, São João Batista sees daytime highs around 31°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 25 days see rain.

light clothesrain gearsun protection

Sea temperature near São João Batista in January

The nearest coast averages about 28°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 60 km away) is warmest in May at about 29°C and coldest in October near 28°C.

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

26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Tropical
Feb28Tropical
Mar28Tropical
Apr29Tropical
May29Tropical
Jun29Tropical
Jul28Tropical
Aug28Tropical
Sep28Warm
Oct28Warm
Nov28Warm
Dec28Warm

UV index in São João Batista in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 13 (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 Batista peaks around March 18 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 15 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 18UV 15Jul 15UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Extreme
Jul10Very high
Aug10Extreme
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec11Extreme

Air quality in São João Batista 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 Batista is worst in November — around 18 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (June, 9 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateNov 1918 µg/m³Jun 199 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb17Moderate
Mar16Moderate
Apr14Moderate
May10Good
Jun9Good
Jul9Good
Aug10Good
Sep9Good
Oct13Moderate
Nov18Moderate
Dec16Moderate
Location & terrain

Where is São João Batista?

São João Batista sits at 3.0°S, 44.8°W, 6 m above sea level, in Brazil. The nearest listed city is São Vicente Ferrer, 11 km away.

Topography around São João Batista

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

Within 3 km, the terrain around São João Batista has only modest variations in elevation — a maximum elevation change of 32 m around an average of 12 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 62 m; within 80 km, only modest variations in elevation — a maximum elevation change of 171 m.

The land around São João Batista is covered by grassland (52%), trees (26%) and wetland (20%) within 3 km, grassland (42%) and wetland (36%) within 16 km, and trees (43%) and grassland (27%) within 80 km.

3 km
32 m
16 km
62 m
80 km
171 m
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
January weather nearby: São Vicente Ferrer 11 km · São Bento 29 km · Matinha 30 km · Palmeirândia 36 km · Viana 37 km · Anajatuba 40 km · Cajari 47 km · Bacabeira 55 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 Batista (-2.9553°, -44.8069°, elevation 6 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).