Matinhos weather in January

In January, Matinhos sees average daytime highs of 28°C and overnight lows near 23°C, with 276 mm of rain across 24.3 wet days and about 13.4 hours of daylight. It is the 2nd-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°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 13 h 36 min at the start of January to 13 h 12 min by month's end. Set against the rest of the year, January is Matinhos's 10th-clearest and 5th-windiest month. For the whole year in context, see Matinhos's year-round climate.

Daytime high
28°
2nd warmest
Overnight low
23°
11th coldest
Rainfall
276 mm
24.3 wet days
Daylight
13 h 30 min
6:40 AM – 8:07 PM
Cloud cover
75%
10th clearest
Wind
9 km/h
5th windiest
Solar energy
5.32 kWh/m²
Travel score
4.2
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical January day in Matinhos reaches about 28°C in the afternoon and slips back to 23°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 31°C. Set against its neighbours, January runs about 1°C warmer than December and on par with February.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12823
22823
32823
42823
52823
62823
72823
82823
92823
102823
112823
122823
132823
142823
152823
162823
172823
182823
192823
202823
212823
222823
232823
242823
252823
262823
272823
282823
292823
302823
312823

Matinhos weather by month

How January compares with the rest of the year at a glance. January is the 2nd-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 23°27624.313.44.2
Feb28° / 23°26521.412.94.2
Mar27° / 22°21622.612.24.6
Apr25° / 21°12215.511.45.8
May23° / 18°11913.310.86.3
Jun21° / 16°941010.46.4
Jul20° / 15°859.810.56.4
Aug21° / 16°738.911.16.6
Sep22° / 17°1301411.85.8
Oct23° / 19°13917.212.65.4
Nov25° / 20°15718.413.35.3
Dec27° / 22°20019.813.64.9

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 17% of January, with mostly cloudy or overcast conditions the remaining 74%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12674
22674
32674
42674
52674
62674
72674
82575
92575
102575
112575
122575
132575
142476
152575
162575
172575
182575
192575
202476
212476
222575
232575
242575
252674
262773
272872
282872
292971
302971
313070

Chance of precipitation in January

Any precipitation

Matinhos gets around 276 mm of rain over 24.3 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 77% and peaks near 80% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
171
272
372
473
574
675
775
876
976
1076
1177
1277
1377
1478
1578
1678
1779
1879
1979
2080
2180
2280
2380
2479
2579
2678
2778
2878
2977
3077
3177

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 54% of days. Sticky, muggy-or-worse air turns up on roughly 95% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
117255116
207255117
307255117
406255217
506255217
606255217
706255316
806255316
906255316
1006255316
1106245515
1206245515
1306245515
1406245515
1506255415
1606255514
1706255514
1806255514
1906255514
2005255515
2105255515
2205255416
2305255416
2405255317
2504255318
2604245319
2704245319
2803245320
2903235321
3003235321
3103235222

Wind in January

Winds average 9 km/h in January.

Across January, daily wind ranges from about 9 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
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 13 h 36 min at the start of January to 13 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over January. Sunrise moves from 6:30 AM to 6:51 AM, and sunset from 8:05 PM to 8:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.66:308:05
213.66:308:05
313.66:318:06
413.66:328:06
513.66:328:06
613.66:338:06
713.56:348:06
813.56:348:07
913.56:358:07
1013.56:368:07
1113.56:368:07
1213.56:378:07
1313.56:388:07
1413.56:388:07
1513.56:398:07
1613.56:408:07
1713.46:418:07
1813.46:418:07
1913.46:428:07
2013.46:438:07
2113.46:448:07
2213.46:448:06
2313.46:458:06
2413.36:468:06
2513.36:478:06
2613.36:478:06
2713.36:488:05
2813.36:498:05
2913.36:508:05
3013.26:508:04
3113.26:518:04

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.32 kWh/m².

For context, solar energy here swings from a low near 2.62 kWh/m² to a high of 5.52 kWh/m² in December across the year — January's 5.32 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.5Bright
55.4Bright
65.4Bright
75.4Bright
85.4Bright
95.4Bright
105.4Bright
115.4Bright
125.4Bright
135.4Bright
145.4Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in January

Hazard calendar for Matinhos

In seasonPeak

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

Matinhos's rainy season runs September–March, 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 Matinhos?

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

4.2
Sightseeing
11th-best month of the year
4.6
Beach & pool
7th-best month of the year

January is a reasonable time to visit Matinhos for sightseeing.

What to pack for Matinhos in January

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

In January, Matinhos sees daytime highs around 28°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.

light clothesrain gearsun protection

Sea temperature near Matinhos in January

The nearest coast averages about 27°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 17 km away) is warmest in February at about 27°C and coldest in August near 19°C.

It's comfortable for a long swim from Sep 20 to Jun 28 — about 9.3 months when the water holds above 20°C.

20°25°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swimcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar27Warm
Apr25Warm
May23Refreshing
Jun21Refreshing
Jul19Cool
Aug19Cool
Sep20Cool
Oct21Refreshing
Nov23Refreshing
Dec25Warm

UV index in Matinhos 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 Matinhos peaks around January 19 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 at about 5 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighHighVery highExtremeJan 19UV 14Jul 12UV 5
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar11Extreme
Apr8Very high
May6High
Jun5High
Jul5Moderate
Aug6High
Sep8Very high
Oct10Very high
Nov12Extreme
Dec13Extreme
Location & terrain

Where is Matinhos?

Matinhos sits at 25.8°S, 48.5°W, 7 m above sea level, in Brazil. The nearest listed city is Guaratuba, 7.0 km away.

Topography around Matinhos

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

Within 3 km, the terrain around Matinhos has significant variations in elevation — a maximum elevation change of 439 m around an average of 37 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 825 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,785 m.

The land around Matinhos is covered by water (46%) and trees (32%) within 3 km, water (54%) and trees (34%) within 16 km, and trees (55%) and water (34%) within 80 km.

3 km
439 m
16 km
825 m
80 km
1,785 m
treesgrasslandcroplandartificial surfacesbare terrainwatermangroves
January weather nearby: Guaratuba 7.0 km · Pontal do Paraná 18 km · Itapoá 33 km · Paranaguá 35 km · Garuva 38 km · São Francisco do Sul 47 km · Antonina 48 km · Morretes 49 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 Matinhos (-25.8322°, -48.5397°, elevation 7 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).