Porto Franco weather in January

In January, Porto Franco sees average daytime highs of 30°C and overnight lows near 23°C, with 211 mm of rain across 25.8 wet days and about 12.3 hours of daylight. It is the 11th-warmest and 3rd-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 3% 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 Porto Franco's 10th-clearest and 9th-windiest month. For the whole year in context, see Porto Franco's year-round climate.

Daytime high
30°
11th warmest
Overnight low
23°
7th coldest
Rainfall
211 mm
25.8 wet days
Daylight
12 h 18 min
6:09 AM – 6:29 PM
Cloud cover
82%
10th clearest
Wind
5 km/h
9th windiest
Solar energy
4.56 kWh/m²
Travel score
2.9
out of 10

Porto Franco 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 Porto Franco 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 28°C and 32°C. Set against its neighbours, January runs on par with December and on par with February.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13123
23123
33123
43123
53023
63023
73023
83023
93023
103023
113023
123023
133023
143023
153023
163023
173023
183023
193023
203023
213023
223023
233023
243023
253023
263023
273023
283023
293023
303023
313023

How January really feels in Porto Franco

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.

Porto Franco weather by month

How January compares with the rest of the year at a glance. January is the 11th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°21125.812.32.9
Feb30° / 23°21324.612.22.8
Mar31° / 23°22926.9122.8
Apr31° / 23°15220.911.93.2
May32° / 23°7511.611.73.9
Jun33° / 22°61.511.64.2
Jul34° / 22°40.611.74.0
Aug35° / 22°20.411.83.3
Sep35° / 23°142.4123.2
Oct34° / 24°508.512.13.3
Nov32° / 23°11515.912.33.3
Dec31° / 23°1532112.43.2

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 3% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 10% of January, with mostly cloudy or overcast conditions the remaining 86%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11882
21684
31684
41585
51585
61486
71387
81387
91387
101387
111288
121288
131288
141288
151288
161288
171288
181288
191288
201387
211387
221387
231387
241387
251387
261387
271486
281486
291486
301486
311387

Chance of precipitation in January

Any precipitation

Porto Franco gets around 211 mm of rain over 25.8 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 83% and peaks near 86% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
178
279
379
480
581
681
782
882
982
1083
1183
1283
1384
1484
1584
1684
1784
1884
1984
2084
2184
2284
2384
2485
2585
2685
2785
2885
2986
3086
3186

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 97% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
11972
21972
31972
41972
51972
60982
70982
80982
90982
100982
110982
120982
130982
140982
150982
160982
170982
180982
190973
200973
210973
220973
230973
240973
250964
260964
270964
280964
290964
300955
310955

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

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
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 6:02 AM to 6:15 AM, and sunset from 6:24 PM to 6:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:026:24
212.46:026:24
312.46:036:24
412.46:036:25
512.46:046:25
612.46:046:26
712.46:056:26
812.46:056:26
912.36:066:27
1012.36:066:27
1112.36:076:27
1212.36:076:28
1312.36:086:28
1412.36:086:28
1512.36:096:29
1612.36:096:29
1712.36:096:29
1812.36:106:29
1912.36:106:30
2012.36:116:30
2112.36:116:30
2212.36:116:30
2312.36:126:30
2412.36:126:31
2512.36:136:31
2612.36:136:31
2712.36:136:31
2812.36:146:31
2912.36:146:31
3012.36:146:31
3112.36:156:31

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.56 kWh/m².

For context, solar energy here swings from a low near 4.47 kWh/m² to a high of 6.21 kWh/m² in September across the year — January's 4.56 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.6Bright
44.6Bright
54.6Bright
64.6Bright
74.6Bright
84.6Bright
94.6Bright
104.6Bright
114.6Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.5Bright
184.5Bright
194.5Bright
204.5Bright
214.5Bright
224.5Bright
234.5Bright
244.5Bright
254.5Bright
264.5Bright
274.6Bright
284.6Bright
294.6Bright
304.6Bright
314.6Bright
Planning a trip in January

Hazard calendar for Porto Franco

In seasonPeak

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

Porto Franco's monsoon runs November–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 Porto Franco?

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

2.9
Sightseeing
10th-best month of the year
4.2
Beach & pool
10th-best month of the year

January is a weaker month for outdoor sightseeing in Porto Franco.

What to pack for Porto Franco in January

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

In January, Porto Franco sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 26 days see rain.

light clothesrain gearsun protection

UV index in Porto Franco 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 Porto Franco peaks around March 11 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 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 15Jun 22UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug11Extreme
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec10Extreme

Air quality in Porto Franco 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 Porto Franco is worst in September — around 25 µg/m³ PM2.5 (moderate), about 3.9× the cleanest month (June, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateSep 2325 µg/m³Jun 187 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb13Moderate
Mar12Moderate
Apr12Good
May9Good
Jun6Good
Jul8Good
Aug17Moderate
Sep25Moderate
Oct25Moderate
Nov22Moderate
Dec17Moderate
Location & terrain

Where is Porto Franco?

Porto Franco sits at 6.3°S, 47.4°W, 165 m above sea level, in Brazil. The nearest listed city is Tocantinópolis, 2.0 km away.

Topography around Porto Franco

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

Within 3 km, the terrain around Porto Franco has only modest variations in elevation — a maximum elevation change of 66 m around an average of 152 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 180 m; within 80 km, significant variations in elevation — a maximum elevation change of 557 m.

The land around Porto Franco is covered by trees (36%) and grassland (29%) within 3 km, trees (50%) and grassland (43%) within 16 km, and trees (47%) and grassland (47%) within 80 km.

3 km
66 m
16 km
180 m
80 km
557 m
treesshrubsgrasslandcroplandartificial surfaceswater
January weather nearby: Tocantinópolis 2.0 km · Estreito 25 km · Governador Edison Lobão 66 km · Imperatriz 91 km · Sítio Novo 93 km · João Lisboa 99 km · Araguatins 110 km · Carolina 111 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 Porto Franco (-6.3383°, -47.3992°, elevation 165 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).