Porteiras weather in January

In January, Porteiras sees average daytime highs of 32°C and overnight lows near 22°C, with 106 mm of rain across 12.5 wet days and about 12.4 hours of daylight. It is the 5th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 19% of the time in January, and the air most often feels muggy.

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 Porteiras's 11th-clearest and 10th-windiest month. For the whole year in context, see Porteiras's year-round climate.

Daytime high
32°
5th warmest
Overnight low
22°
10th coldest
Rainfall
106 mm
12.5 wet days
Daylight
12 h 24 min
5:34 AM – 5:58 PM
Cloud cover
65%
11th clearest
Wind
8 km/h
10th windiest
Solar energy
5.77 kWh/m²
Travel score
3.8
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical January day in Porteiras reaches about 32°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 28°C and 35°C. Set against its neighbours, January runs about 2°C cooler than December and about 1°C warmer than February.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13323
23323
33323
43323
53223
63223
73223
83223
93223
103223
113223
123222
133222
143222
153222
163222
173222
183122
193122
203122
213122
223122
233122
243122
253122
263122
273122
283122
293122
303122
313122

How January really feels in Porteiras

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.

Porteiras weather by month

How January compares with the rest of the year at a glance. January is the 5th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 22°10612.512.43.8
Feb31° / 22°1201312.24.0
Mar31° / 22°13916.412.14.1
Apr30° / 22°8812.211.84.6
May30° / 21°417.111.75.5
Jun29° / 20°153.511.66.3
Jul29° / 19°82.511.66.5
Aug30° / 19°40.911.86.0
Sep33° / 20°30.4124.8
Oct34° / 22°91.512.23.9
Nov34° / 23°142.512.33.6
Dec33° / 23°355.112.43.7

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 22% of January, with mostly cloudy or overcast conditions the remaining 59%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14753
24753
34654
44654
54555
64555
74456
84357
94258
104258
114060
124060
133961
143862
153763
163664
173664
183664
193664
203763
213862
224060
234060
244159
254258
264258
274357
284357
294357
304456
314357

Chance of precipitation in January

Any precipitation

Porteiras gets around 106 mm of rain over 12.5 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 40% and peaks near 49% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
125
226
327
428
529
629
730
831
933
1034
1136
1237
1339
1441
1543
1644
1746
1847
1948
2048
2149
2249
2349
2449
2549
2648
2748
2847
2946
3045
3144

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 47% of days. Sticky, muggy-or-worse air turns up on roughly 59% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
112040354
211940355
311939366
411838366
511837377
611837377
711736388
811735399
911634409
10116334110
11115324210
12114314311
13113304412
14013294512
15012284713
16011274814
17011264914
18010245115
19010235215
20010225216
2109215416
2209215416
2309205516
2408205616
2508195716
2608195716
2708195815
2808195815
2908195815
3008195914
3108195914

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

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
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 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 5:27 AM to 5:40 AM, and sunset from 5:53 PM to 6:00 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:275:53
212.45:275:53
312.45:285:53
412.45:285:54
512.45:295:54
612.45:295:55
712.45:305:55
812.45:305:55
912.45:315:56
1012.45:315:56
1112.45:325:56
1212.45:325:56
1312.45:335:57
1412.45:335:57
1512.45:335:57
1612.45:345:58
1712.45:345:58
1812.45:355:58
1912.45:355:58
2012.45:365:58
2112.45:365:59
2212.45:375:59
2312.45:375:59
2412.45:375:59
2512.45:385:59
2612.45:385:59
2712.35:385:59
2812.35:396:00
2912.35:396:00
3012.35:406:00
3112.35:406:00

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.77 kWh/m².

For context, solar energy here swings from a low near 4.43 kWh/m² to a high of 6.93 kWh/m² in October across the year — January's 5.77 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.0Intense
46.0Intense
56.0Bright
66.0Bright
75.9Bright
85.9Bright
95.9Bright
105.8Bright
115.8Bright
125.8Bright
135.8Bright
145.7Bright
155.7Bright
165.7Bright
175.7Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.7Bright
255.7Bright
265.7Bright
275.7Bright
285.8Bright
295.8Bright
305.8Bright
315.8Bright
Planning a trip in January

Hazard calendar for Porteiras

In seasonPeak

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

Porteiras's rainy season runs January–April, 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 Porteiras?

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

3.8
Sightseeing
10th-best month of the year
6.0
Beach & pool
10th-best month of the year

January is a weaker month for outdoor sightseeing in Porteiras. The water and warmth also suit a beach or pool day.

What to pack for Porteiras in January

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

In January, Porteiras sees daytime highs around 32°C and nights near 22°C. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

UV index in Porteiras 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 Porteiras peaks around March 12 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 13 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 12UV 15Jul 13UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Extreme
Sep12Extreme
Oct13Extreme
Nov13Extreme
Dec12Extreme
Location & terrain

Where is Porteiras?

Porteiras sits at 7.5°S, 39.1°W, 521 m above sea level, in Brazil. The nearest listed city is Brejo Santo, 15 km away.

Topography around Porteiras

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

Within 3 km, the terrain around Porteiras has only modest variations in elevation — a maximum elevation change of 201 m around an average of 537 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 629 m; within 80 km, large variations in elevation — a maximum elevation change of 763 m.

The land around Porteiras is covered by grassland (52%) within 3 km, grassland (38%), shrubs (28%) and trees (27%) within 16 km, and shrubs (60%) and grassland (23%) within 80 km.

3 km
201 m
16 km
629 m
80 km
763 m
treesshrubsgrasslandcroplandartificial surfaces
January weather nearby: Brejo Santo 15 km · Jardim 19 km · Milagres 31 km · Missão Velha 32 km · Barbalha 32 km · Mauriti 41 km · Juazeiro do Norte 42 km · Crato 46 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 Porteiras (-7.5347°, -39.1183°, elevation 521 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).