Marechal Deodoro weather in January

In January, Marechal Deodoro sees average daytime highs of 30°C and overnight lows near 24°C, with 56 mm of rain across 15.6 wet days and about 12.5 hours of daylight. It is the 3rd-warmest and 9th-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 39% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 12 h 36 min at the start of January to 12 h 24 min by month's end. Set against the rest of the year, January is Marechal Deodoro's 7th-clearest and 4th-windiest month. For the whole year in context, see Marechal Deodoro's year-round climate.

Daytime high
30°
3rd warmest
Overnight low
24°
10th coldest
Rainfall
56 mm
15.6 wet days
Daylight
12 h 30 min
5:18 AM – 5:48 PM
Cloud cover
54%
7th clearest
Wind
12 km/h
4th windiest
Solar energy
6.27 kWh/m²
Travel score
4.3
out of 10

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 Marechal Deodoro reaches about 30°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)
13024
23024
33024
43024
53024
63024
73024
83024
93024
103024
113024
123024
133024
143024
153024
163024
173024
183024
193024
203024
213024
223024
233024
243024
253024
263024
273024
283024
293024
303024
313024

How January really feels in Marechal Deodoro

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.

Marechal Deodoro weather by month

How January compares with the rest of the year at a glance. January is the 3rd-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 24°5615.612.54.3
Feb30° / 24°5816.612.33.9
Mar31° / 24°6918.912.13.9
Apr30° / 24°9919.711.84.0
May28° / 23°12422.311.64.3
Jun27° / 22°13423.711.44.5
Jul27° / 21°13224.511.54.6
Aug27° / 21°8622.311.74.9
Sep28° / 22°5917.511.95.4
Oct29° / 22°4814.612.25.3
Nov30° / 23°3611.212.45.1
Dec30° / 24°331212.64.8

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 39% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 20% of January, with mostly cloudy or overcast conditions the remaining 41%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16040
26040
36040
46040
56040
66040
76040
86040
96040
106040
115941
125941
135941
145842
155743
165743
175743
185743
195842
205842
215842
225842
235941
245941
255941
265941
276040
286040
296139
306139
316337

Chance of precipitation in January

Any precipitation

Marechal Deodoro gets around 56 mm of rain over 15.6 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 50% and peaks near 54% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
145
245
346
446
547
647
748
848
949
1049
1150
1250
1351
1451
1552
1652
1752
1852
1952
2052
2152
2252
2352
2452
2553
2653
2753
2853
2953
3053
3154

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 89% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
112880
211890
311890
410891
510891
69901
79901
89901
99901
109892
119892
129892
139892
149892
159892
169892
179892
189892
199892
209892
219892
229892
239892
248902
258902
268902
277912
287912
297912
306922
316922

Wind in January

Winds average 12 km/h in January.

Across January, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
113light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3112calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 12 h 36 min at the start of January to 12 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over January. Sunrise moves from 5:10 AM to 5:24 AM, and sunset from 5:43 PM to 5:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:105:43
212.65:115:44
312.65:115:44
412.65:125:45
512.55:125:45
612.55:135:45
712.55:135:46
812.55:145:46
912.55:145:46
1012.55:155:47
1112.55:155:47
1212.55:165:47
1312.55:165:47
1412.55:175:48
1512.55:175:48
1612.55:185:48
1712.55:185:48
1812.55:195:49
1912.55:195:49
2012.55:195:49
2112.55:205:49
2212.55:205:49
2312.55:215:49
2412.55:215:49
2512.55:225:50
2612.55:225:50
2712.55:235:50
2812.45:235:50
2912.45:235:50
3012.45:245:50
3112.45:245:50

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 6.27 kWh/m².

For context, solar energy here swings from a low near 4.06 kWh/m² to a high of 6.39 kWh/m² in November across the year — January's 6.27 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.3Intense
56.3Intense
66.3Intense
76.3Intense
86.3Intense
96.3Intense
106.3Intense
116.3Intense
126.3Intense
136.3Intense
146.2Intense
156.2Intense
166.2Intense
176.2Intense
186.2Intense
196.2Intense
206.2Intense
216.2Intense
226.2Intense
236.2Intense
246.2Intense
256.2Intense
266.3Intense
276.3Intense
286.3Intense
296.3Intense
306.3Intense
316.3Intense
Planning a trip in January

Hazard calendar for Marechal Deodoro

In seasonPeak

None of Marechal Deodoro's seasonal hazards are active in January. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Marechal Deodoro's rainy season runs March–August, 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 Marechal Deodoro?

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

4.3
Sightseeing
8th-best month of the year
6.0
Beach & pool
4th-best month of the year

January is a reasonable time to visit Marechal Deodoro for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Marechal Deodoro in January

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

In January, Marechal Deodoro sees daytime highs around 30°C and nights near 24°C. Pack light clothes, rain gear and sun protection. About 16 days see rain.

light clothesrain gearsun protection

Sea temperature near Marechal Deodoro 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 18 km away) is warmest in April 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
Jan28Warm
Feb28Tropical
Mar28Tropical
Apr29Tropical
May28Tropical
Jun27Warm
Jul26Warm
Aug26Warm
Sep26Warm
Oct26Warm
Nov27Warm
Dec27Warm

UV index in Marechal Deodoro 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 Marechal Deodoro peaks around March 11 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 9 (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 23UV 9
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar15Extreme
Apr13Extreme
May10Extreme
Jun9Very high
Jul9Very high
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov12Extreme
Dec12Extreme
Location & terrain

Where is Marechal Deodoro?

Marechal Deodoro sits at 9.7°S, 35.9°W, 12 m above sea level, in Brazil. The nearest listed city is Pilar, 14 km away.

Topography around Marechal Deodoro

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

Within 3 km, the terrain around Marechal Deodoro has only modest variations in elevation — a maximum elevation change of 98 m around an average of 16 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 137 m; within 80 km, large variations in elevation — a maximum elevation change of 909 m.

The land around Marechal Deodoro is covered by water (38%) and grassland (26%) within 3 km, grassland (28%), water (26%) and cropland (20%) within 16 km, and grassland (41%) and water (31%) within 80 km.

3 km
98 m
16 km
137 m
80 km
909 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
January weather nearby: Pilar 14 km · Satuba 18 km · Maceió 18 km · São Miguel dos Campos 23 km · Rio Largo 26 km · Atalaia 27 km · Boca da Mata 36 km · Messias 37 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 Marechal Deodoro (-9.7103°, -35.895°, elevation 12 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).