Igarapé Miri weather in January

In January, Igarapé Miri sees average daytime highs of 31°C and overnight lows near 24°C, with 274 mm of rain across 27.3 wet days and about 12.1 hours of daylight. It is the 8th-warmest and 4th-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 3% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 12 h 06 min at the start of January to 12 h 06 min by month's end. Set against the rest of the year, January is Igarapé Miri's 9th-clearest and 7th-windiest month. For the whole year in context, see Igarapé Miri's year-round climate.

Daytime high
31°
8th warmest
Overnight low
24°
7th coldest
Rainfall
274 mm
27.3 wet days
Daylight
12 h 06 min
6:22 AM – 6:28 PM
Cloud cover
81%
9th clearest
Wind
7 km/h
7th windiest
Solar energy
4.95 kWh/m²
Travel score
2.8
out of 10

Igarapé Miri 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 Igarapé Miri 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 28°C and 32°C. Set against its neighbours, January runs about 1°C cooler than 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
173024
183024
193024
203024
213024
223024
233024
243024
253024
263024
273024
283024
293024
303024
313024

How January really feels in Igarapé Miri

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.

Igarapé Miri weather by month

How January compares with the rest of the year at a glance. January is the 8th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 24°27427.312.12.8
Feb30° / 24°36326.312.12.7
Mar30° / 24°44230.1122.6
Apr30° / 24°41728.9122.6
May30° / 24°27226.911.92.9
Jun31° / 24°10118.611.93.7
Jul31° / 24°6513.611.94.1
Aug32° / 24°328.511.94.2
Sep33° / 24°236.1124.1
Oct33° / 25°297.2123.9
Nov32° / 25°578.612.13.8
Dec32° / 24°13717.312.13.3

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 3% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 12% of January, with mostly cloudy or overcast conditions the remaining 85%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12179
22179
32080
41981
51981
61981
71882
81882
91783
101684
111684
121585
131585
141486
151486
161486
171387
181387
191387
201387
211387
221387
231486
241486
251387
261387
271288
281288
291288
301288
311189

Chance of precipitation in January

Any precipitation

Igarapé Miri gets around 274 mm of rain over 27.3 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 87% and peaks near 91% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
178
279
380
481
582
683
784
885
986
1086
1187
1288
1388
1489
1590
1690
1790
1890
1990
2090
2190
2290
2390
2490
2590
2691
2791
2891
2991
3091
3191

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 74% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
17624
27624
37624
47624
57624
67723
77723
87723
97723
107723
117723
127723
137723
147723
157723
167723
177624
187525
197525
207426
217327
227327
237228
247228
257129
267129
277030
287030
296931
306931
316832

Wind in January

Winds average 7 km/h in January.

Across January, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 12 h 06 min at the start of January to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over January. Sunrise moves from 6:16 AM to 6:27 AM, and sunset from 6:22 PM to 6:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:166:22
212.16:166:23
312.16:176:23
412.16:176:24
512.16:176:24
612.16:186:25
712.16:186:25
812.16:196:25
912.16:196:26
1012.16:206:26
1112.16:206:26
1212.16:206:27
1312.16:216:27
1412.16:216:28
1512.16:226:28
1612.16:226:28
1712.16:226:29
1812.16:236:29
1912.16:236:29
2012.16:236:29
2112.16:246:30
2212.16:246:30
2312.16:246:30
2412.16:256:30
2512.16:256:31
2612.16:256:31
2712.16:266:31
2812.16:266:31
2912.16:266:31
3012.16:266:32
3112.16:276:32

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.95 kWh/m².

For context, solar energy here swings from a low near 4.48 kWh/m² to a high of 6.5 kWh/m² in October across the year — January's 4.95 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
134.9Bright
144.9Bright
154.9Bright
164.9Bright
174.9Bright
184.9Bright
194.9Bright
204.9Bright
214.9Bright
224.9Bright
234.9Bright
244.9Bright
254.9Bright
264.9Bright
274.9Bright
284.9Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in January

Hazard calendar for Igarapé Miri

In seasonPeak

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

Igarapé Miri's monsoon runs January–May, when most of the year's rain falls.

Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is January a good time to visit Igarapé Miri?

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

2.8
Sightseeing
9th-best month of the year
4.0
Beach & pool
9th-best month of the year

January is a weaker month for outdoor sightseeing in Igarapé Miri.

What to pack for Igarapé Miri in January

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

In January, Igarapé Miri sees daytime highs around 31°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 27 days see rain.

light clothesrain gearsun protection

UV index in Igarapé Miri in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Igarapé Miri peaks around March 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 19 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 17UV 15Jul 19UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar15Extreme
Apr14Extreme
May12Extreme
Jun11Extreme
Jul10Extreme
Aug10Extreme
Sep12Extreme
Oct11Extreme
Nov10Extreme
Dec10Extreme

Air quality in Igarapé Miri in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Igarapé Miri is worst in November — around 36 µg/m³ PM2.5 (poor), about 3.6× the cleanest month (June, 10 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateNov 1435 µg/m³Jun 1210 µg/m³
PM2.5 (µg/m³)Level
Jan17Moderate
Feb19Moderate
Mar18Moderate
Apr15Moderate
May11Good
Jun10Good
Jul13Moderate
Aug15Moderate
Sep17Moderate
Oct27Moderate
Nov36Poor
Dec21Moderate
Location & terrain

Where is Igarapé Miri?

Igarapé Miri sits at 2.0°S, 49.0°W, 9 m above sea level, in Brazil. The nearest listed city is Moju, 23 km away.

Topography around Igarapé Miri

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

Within 3 km, the terrain around Igarapé Miri has only modest variations in elevation — a maximum elevation change of 28 m around an average of 11 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 38 m; within 80 km, only modest variations in elevation — a maximum elevation change of 65 m.

The land around Igarapé Miri is covered by trees (78%) within 3 km, trees (87%) within 16 km, and trees (73%) within 80 km.

3 km
28 m
16 km
38 m
80 km
65 m
treesgrasslandartificial surfaceswaterwetland
January weather nearby: Moju 23 km · Abaetetuba 30 km · Limoeiro do Ajuru 48 km · Muaná 57 km · Barcarena 64 km · Ponta de Pedras 66 km · Cametá 67 km · São Sebastião da Boa Vista 70 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 Igarapé Miri (-1.975°, -48.9597°, elevation 9 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).