Iranduba weather in January

In January, Iranduba sees average daytime highs of 30°C and overnight lows near 24°C, with 377 mm of rain across 28.4 wet days and about 12.2 hours of daylight. It is the 9th-warmest and 5th-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 1% of the time in January, and the air most often feels miserable.

Daylight stretches from about 12 h 12 min at the start of January to 12 h 06 min by month's end. Set against the rest of the year, January is Iranduba's 9th-clearest and 3rd-windiest month. For the whole year in context, see Iranduba's year-round climate.

Daytime high
30°
9th warmest
Overnight low
24°
7th coldest
Rainfall
377 mm
28.4 wet days
Daylight
12 h 12 min
6:05 AM – 6:15 PM
Cloud cover
88%
9th clearest
Wind
5 km/h
3rd windiest
Solar energy
4.37 kWh/m²
Travel score
2.8
out of 10

Iranduba 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 30°C through the month.

A typical January day in Iranduba reaches about 30°C in the afternoon and slips back to 24°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 27°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 Iranduba

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.

Iranduba weather by month

How January compares with the rest of the year at a glance. January is the 9th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 24°37728.412.22.8
Feb30° / 24°37925.712.12.9
Mar30° / 24°46129.5122.7
Apr30° / 24°44628.811.92.7
May30° / 24°39629.211.92.8
Jun30° / 24°23324.611.83.2
Jul31° / 24°15221.611.83.5
Aug32° / 25°13818.711.93.4
Sep32° / 25°15820.4123.0
Oct32° / 25°19021.312.12.9
Nov31° / 25°23023.812.12.8
Dec30° / 25°36528.312.22.7

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 5% of January, with mostly cloudy or overcast conditions the remaining 94%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1892
2892
3793
4793
5793
6793
7793
8793
9793
10793
11793
12793
13793
14793
15793
16694
17694
18694
19694
20694
21595
22595
23595
24595
25595
26595
27595
28694
29694
30694
31694

Chance of precipitation in January

Any precipitation

Iranduba gets around 377 mm of rain over 28.4 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 92% and peaks near 94% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
194
294
394
493
593
693
793
893
993
1093
1193
1293
1393
1493
1593
1693
1792
1892
1992
2092
2191
2291
2391
2491
2591
2690
2790
2890
2990
3090
3190

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

Most of January feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, January lands in the miserable band about 71% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
12377
22476
32476
42575
52674
62773
72773
82872
92971
103070
113169
123169
133268
143268
153268
163268
173268
183169
193169
203070
212971
222971
232872
242872
252872
262872
272773
282872
292872
302872
312872

Wind in January

Winds average 5 km/h in January.

Across January, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 12 h 12 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 shrink by about 6 minutes over January. Sunrise moves from 5:58 AM to 6:10 AM, and sunset from 6:10 PM to 6:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:586:10
212.25:596:10
312.25:596:10
412.26:006:11
512.26:006:11
612.26:016:12
712.26:016:12
812.26:026:12
912.26:026:13
1012.26:026:13
1112.26:036:13
1212.26:036:14
1312.26:046:14
1412.26:046:15
1512.26:056:15
1612.26:056:15
1712.26:056:15
1812.26:066:16
1912.26:066:16
2012.26:066:16
2112.26:076:17
2212.26:076:17
2312.26:076:17
2412.26:086:17
2512.26:086:17
2612.26:086:18
2712.26:096:18
2812.16:096:18
2912.16:096:18
3012.16:106:18
3112.16:106:18

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.37 kWh/m².

For context, solar energy here swings from a low near 3.93 kWh/m² to a high of 5.57 kWh/m² in October across the year — January's 4.37 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.3Bright
44.3Bright
54.3Bright
64.3Bright
74.3Bright
84.3Bright
94.3Bright
104.3Bright
114.3Bright
124.3Bright
134.3Bright
144.3Bright
154.3Bright
164.4Bright
174.4Bright
184.4Bright
194.4Bright
204.4Bright
214.4Bright
224.4Bright
234.4Bright
244.4Bright
254.4Bright
264.4Bright
274.4Bright
284.4Bright
294.4Bright
304.4Bright
314.4Bright
Planning a trip in January

Is January a good time to visit Iranduba?

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

2.8
Sightseeing
7th-best month of the year
3.8
Beach & pool
9th-best month of the year

January is a weaker month for outdoor sightseeing in Iranduba.

What to pack for Iranduba in January

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

In January, Iranduba sees daytime highs around 30°C and nights near 24°C. Pack light clothes and rain gear. About 28 days see rain.

light clothesrain gear

UV index in Iranduba in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 15 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Iranduba peaks around March 13 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 12 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeExtremeVery highExtremeMar 13UV 15Nov 12UV 9
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May12Extreme
Jun10Extreme
Jul10Very high
Aug11Extreme
Sep11Extreme
Oct10Very high
Nov9Very high
Dec12Extreme

Air quality in Iranduba 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 Iranduba is worst in October — around 29 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (June, 12 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateOct 1129 µg/m³Jun 1412 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb16Moderate
Mar16Moderate
Apr15Moderate
May12Good
Jun12Good
Jul12Moderate
Aug20Moderate
Sep28Moderate
Oct29Moderate
Nov24Moderate
Dec18Moderate
Location & terrain

Where is Iranduba?

Iranduba sits at 3.3°S, 60.2°W, 29 m above sea level, in Brazil. The nearest listed city is Manaus, 27 km away.

Topography around Iranduba

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

Within 3 km, the terrain around Iranduba has only modest variations in elevation — a maximum elevation change of 66 m around an average of 32 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 91 m; within 80 km, only modest variations in elevation — a maximum elevation change of 167 m.

The land around Iranduba is covered by trees (46%) and water (34%) within 3 km, trees (57%) and water (22%) within 16 km, and trees (78%) within 80 km.

3 km
66 m
16 km
91 m
80 km
167 m
treesgrasslandartificial surfaceswaterwetland
January weather nearby: Manaus 27 km · Manaquiri 34 km · Careiro da Várzea 41 km · Manacapuru 48 km · Careiro 57 km · Rio Preto da Eva 85 km · Novo Airão 112 km · Autazes 122 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 Iranduba (-3.2847°, -60.1861°, elevation 29 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).