Mari weather in January

In January, Mari sees average daytime highs of 31°C and overnight lows near 24°C, with 52 mm of rain across 16.1 wet days and about 12.4 hours of daylight. It is the 4th-warmest and 7th-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 30% 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 Mari's 10th-clearest and 8th-windiest month. For the whole year in context, see Mari's year-round climate.

Daytime high
31°
4th warmest
Overnight low
24°
10th coldest
Rainfall
52 mm
16.1 wet days
Daylight
12 h 24 min
5:19 AM – 5:42 PM
Cloud cover
58%
10th clearest
Wind
11 km/h
8th windiest
Solar energy
5.71 kWh/m²
Travel score
4.0
out of 10

Mari 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 Mari reaches about 31°C in the afternoon and slips back to 24°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 29°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)
13124
23124
33124
43124
53124
63124
73124
83124
93124
103124
113124
123124
133124
143124
153124
163124
173124
183124
193124
203124
213124
223124
233124
243124
253124
263124
273124
283124
293124
303124
313124

How January really feels in Mari

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.

Mari weather by month

How January compares with the rest of the year at a glance. January is the 4th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 24°5216.112.44.0
Feb31° / 24°6216.312.23.8
Mar31° / 24°8519123.7
Apr30° / 24°10120.111.83.7
May29° / 23°971911.74.3
Jun28° / 22°8917.811.65.0
Jul28° / 21°7916.511.65.6
Aug28° / 21°3812.811.85.9
Sep29° / 22°2510.6125.6
Oct30° / 22°198.112.25.4
Nov30° / 23°208.312.35.0
Dec31° / 23°3111.612.44.5

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 24% of January, with mostly cloudy or overcast conditions the remaining 45%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15842
25743
35743
45743
55644
65644
75644
85644
95545
105446
115446
125347
135248
145347
155248
165248
175149
185248
195248
205347
215347
225347
235446
245446
255545
265644
275644
285743
295842
305941
315842

Chance of precipitation in January

Any precipitation

Mari gets around 52 mm of rain over 16.1 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 52% and peaks near 56% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
144
245
345
446
546
647
747
848
949
1049
1150
1251
1352
1453
1554
1655
1755
1856
1956
2056
2156
2256
2356
2456
2556
2656
2755
2855
2954
3054
3153

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 85% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
121790
221790
320800
419810
519810
618820
718820
817830
917830
1016840
1116840
1215850
1315850
1415841
1514851
1614851
1714851
1814851
1913861
2013861
2113861
2213861
2313861
2412871
2512871
2612871
2712871
2812871
2912871
3012871
3111881

Wind in January

Winds average 11 km/h in January.

Across January, daily wind ranges from about 11 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
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

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 5:12 AM to 5:25 AM, and sunset from 5:37 PM to 5:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:125:37
212.45:135:37
312.45:135:37
412.45:145:38
512.45:145:38
612.45:155:38
712.45:155:39
812.45:165:39
912.45:165:40
1012.45:175:40
1112.45:175:40
1212.45:185:41
1312.45:185:41
1412.45:195:41
1512.45:195:41
1612.45:195:42
1712.45:205:42
1812.45:205:42
1912.45:215:42
2012.45:215:43
2112.45:225:43
2212.35:225:43
2312.35:225:43
2412.35:235:43
2512.35:235:43
2612.35:245:43
2712.35:245:44
2812.35:245:44
2912.35:255:44
3012.35:255:44
3112.35:255:44

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.71 kWh/m².

For context, solar energy here swings from a low near 4.06 kWh/m² to a high of 5.99 kWh/m² in November across the year — January's 5.71 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.7Bright
85.7Bright
95.7Bright
105.7Bright
115.7Bright
125.7Bright
135.7Bright
145.7Bright
155.7Bright
165.7Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.7Bright
245.7Bright
255.7Bright
265.7Bright
275.7Bright
285.8Bright
295.8Bright
305.8Bright
315.8Bright
Planning a trip in January

Hazard calendar for Mari

In seasonPeak

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

Mari's rainy season runs January–July, 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 Mari?

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

4.0
Sightseeing
9th-best month of the year
5.8
Beach & pool
7th-best month of the year

January is a reasonable time to visit Mari for sightseeing.

What to pack for Mari in January

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

In January, Mari sees daytime highs around 31°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 16 days see rain.

light clothesrain gearsun protection

Sea temperature near Mari 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 53 km away) is warmest in March at about 29°C and coldest in August near 26°C.

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

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Tropical
Feb29Tropical
Mar29Tropical
Apr29Tropical
May28Tropical
Jun27Warm
Jul27Warm
Aug26Warm
Sep26Warm
Oct27Warm
Nov27Warm
Dec28Warm

UV index in Mari 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 Mari peaks around March 11 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 17 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 17UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov12Extreme
Dec12Extreme
Location & terrain

Where is Mari?

Mari sits at 7.1°S, 35.3°W, 149 m above sea level, in Brazil. The nearest listed city is Sapé, 10 km away.

Topography around Mari

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

Within 3 km, the terrain around Mari has only modest variations in elevation — a maximum elevation change of 83 m around an average of 122 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 271 m; within 80 km, large variations in elevation — a maximum elevation change of 760 m.

The land around Mari is covered by grassland (70%) within 3 km, grassland (82%) within 16 km, and grassland (53%) within 80 km.

3 km
83 m
16 km
271 m
80 km
760 m
treesshrubsgrasslandcroplandartificial surfaceswatermangroves
January weather nearby: Sapé 10 km · Araçagi 24 km · Itapororoca 27 km · Cruz do Espírito Santo 27 km · Guarabira 30 km · Itabaiana 30 km · Mamanguape 33 km · Alagoa Grande 34 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 Mari (-7.06°, -35.3194°, elevation 149 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).