Macaé weather in January

In January, Macaé sees average daytime highs of 27°C and overnight lows near 24°C, with 139 mm of rain across 11.8 wet days and about 13.2 hours of daylight. It is the 2nd-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 29% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 13 h 18 min at the start of January to 13 hours by month's end. Set against the rest of the year, January is Macaé's 10th-clearest and 5th-windiest month. For the whole year in context, see Macaé's year-round climate.

Daytime high
27°
2nd warmest
Overnight low
24°
10th coldest
Rainfall
139 mm
11.8 wet days
Daylight
13 h 12 min
6:19 AM – 7:33 PM
Cloud cover
64%
10th clearest
Wind
17 km/h
5th windiest
Solar energy
6.36 kWh/m²
Travel score
6.1
out of 10

Macaé is human settlement in Brazil.

Air quality
Good
PM10 21 µg/m³ · 2015

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 27°C through the month.

A typical January day in Macaé reaches about 27°C in the afternoon and slips back to 24°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 29°C. Set against its neighbours, January runs about 1°C warmer than December and on par with February.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12724
22724
32724
42724
52724
62724
72724
82724
92724
102724
112724
122724
132724
142724
152724
162724
172724
182724
192724
202724
212824
222824
232824
242824
252824
262824
272824
282824
292824
302824
312824

Macaé weather by month

How January compares with the rest of the year at a glance. January is the 2nd-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 24°13911.813.26.1
Feb28° / 24°808.812.86.4
Mar27° / 24°12413.812.26.0
Apr26° / 23°7211.111.56.6
May25° / 22°579.710.97.2
Jun24° / 21°305.910.78.0
Jul24° / 20°336.210.87.9
Aug24° / 20°316.511.27.8
Sep24° / 21°608.911.97.3
Oct24° / 21°8610.112.56.8
Nov25° / 22°15414.313.15.9
Dec27° / 24°14914.713.35.8

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 14% of January, with mostly cloudy or overcast conditions the remaining 57%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13961
24060
34060
44060
54060
64060
74060
84159
94159
104159
114258
124357
134258
144258
154258
164357
174357
184357
194357
204357
214357
224456
234456
244456
254555
264654
274555
284654
294753
304654
314753

Chance of precipitation in January

Any precipitation

Macaé gets around 139 mm of rain over 11.8 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 37% and peaks near 44% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
144
244
343
442
541
641
740
840
939
1039
1139
1238
1338
1437
1537
1637
1737
1837
1936
2036
2136
2235
2335
2434
2533
2633
2732
2832
2931
3031
3131

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 75% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1197416
2197416
3197416
4197515
5187615
6187615
7187615
8187615
9187615
10177715
11077815
12077815
13077716
14077716
15077716
16077716
17077716
18077716
19077716
20187417
21187417
22187318
23187318
24187318
25087418
26077518
27077419
28077419
29077419
30067519
31067420

Wind in January

Winds average 17 km/h in January.

Across January, daily wind ranges from about 16 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1717light breeze
1817light breeze
1917light breeze
2017light breeze
2117light breeze
2217light breeze
2317light breeze
2417light breeze
2517light breeze
2617light breeze
2717light breeze
2817light breeze
2917light breeze
3017light breeze
3117light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 13 h 18 min at the start of January to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over January. Sunrise moves from 6:10 AM to 6:30 AM, and sunset from 7:31 PM to 7:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.36:107:31
213.36:107:31
313.36:117:31
413.36:127:32
513.36:127:32
613.36:137:32
713.36:147:32
813.36:147:33
913.36:157:33
1013.36:157:33
1113.36:167:33
1213.36:177:33
1313.36:177:33
1413.36:187:33
1513.26:197:33
1613.26:197:33
1713.26:207:33
1813.26:217:33
1913.26:217:33
2013.26:227:33
2113.26:237:33
2213.26:247:33
2313.16:247:33
2413.16:257:33
2513.16:267:33
2613.16:267:33
2713.16:277:32
2813.16:287:32
2913.16:287:32
3013.06:297:32
3113.06:307:31

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 6.36 kWh/m².

For context, solar energy here swings from a low near 3.55 kWh/m² to a high of 6.42 kWh/m² in February across the year — January's 6.36 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
66.4Intense
76.4Intense
86.4Intense
96.4Intense
106.4Intense
116.4Intense
126.4Intense
136.4Intense
146.4Intense
156.4Intense
166.4Intense
176.4Intense
186.4Intense
196.4Intense
206.4Intense
216.4Intense
226.4Intense
236.4Intense
246.4Intense
256.5Intense
266.5Intense
276.5Intense
286.5Intense
296.5Intense
306.5Intense
316.5Intense
Planning a trip in January

Hazard calendar for Macaé

In seasonPeak

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

Macaé's rainy season runs October–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 Macaé?

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

6.1
Sightseeing
9th-best month of the year
6.4
Beach & pool
5th-best month of the year

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

What to pack for Macaé in January

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

In January, Macaé sees daytime highs around 27°C and nights near 24°C. Pack light clothes and sun protection. Worth having: rain gear. About 12 days see rain.

light clothessun protectionrain gear

Sea temperature near Macaé in January

The nearest coast averages about 24°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 16 km away) is warmest in March at about 25°C and coldest in September near 22°C.

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

20°22°24°26°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan24Refreshing
Feb24Warm
Mar25Warm
Apr25Warm
May24Refreshing
Jun23Refreshing
Jul22Refreshing
Aug22Refreshing
Sep22Refreshing
Oct22Refreshing
Nov23Refreshing
Dec24Refreshing

UV index in Macaé 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 Macaé peaks around January 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 16UV 14Jul 11UV 6
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar12Extreme
Apr9Very high
May7High
Jun6High
Jul6High
Aug8Very high
Sep8Very high
Oct11Extreme
Nov13Extreme
Dec13Extreme
Location & terrain

Where is Macaé?

Macaé sits at 22.4°S, 41.8°W, 8 m above sea level, in Brazil. The nearest listed city is Rio das Ostras, 23 km away.

Topography around Macaé

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

Within 3 km, the terrain around Macaé has only modest variations in elevation — a maximum elevation change of 70 m around an average of 6 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 408 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,806 m.

The land around Macaé is covered by water (43%) and artificial surfaces (33%) within 3 km, water (50%) and grassland (27%) within 16 km, and grassland (34%), water (34%) and trees (27%) within 80 km.

3 km
70 m
16 km
408 m
80 km
1,806 m
treesgrasslandartificial surfacesbare terrainwaterwetland
January weather nearby: Rio das Ostras 23 km · Conceição de Macabu 34 km · Buzios 42 km · Quissamã 45 km · Casimiro de Abreu 45 km · São Pedro da Aldeia 60 km · Cabo Frio 61 km · Iguaba Grande 68 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 Macaé (-22.3848°, -41.7832°, elevation 8 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).