Itacoatiara weather in March

In March, Itacoatiara sees average daytime highs of 30°C and overnight lows near 25°C, with 366 mm of rain across 28.2 wet days and about 12 hours of daylight. It is the 11th-warmest and 1st-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 2% of the time in March, and the air most often feels miserable.

Daylight stretches from about 12 h 06 min at the start of March to 12 hours by month's end. Set against the rest of the year, March is Itacoatiara's 11th-clearest and 1st-windiest month. For the whole year in context, see Itacoatiara's year-round climate.

Daytime high
30°
11th warmest
Overnight low
25°
3rd coldest
Rainfall
366 mm
28.2 wet days
Daylight
12 hours
6:03 AM – 6:04 PM
Cloud cover
89%
11th clearest
Wind
7 km/h
1st windiest
Solar energy
4.19 kWh/m²
Travel score
2.8
out of 10

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical March day in Itacoatiara reaches about 30°C in the afternoon and slips back to 25°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, March runs on par with February and on par with April.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13025
23025
33025
43025
53025
63025
73025
83025
93025
103025
113025
123025
133025
143025
153025
163025
173025
183025
193025
203025
213025
223025
233025
243025
253025
263025
273025
283025
293025
303025
313025

How March really feels in Itacoatiara

Once humidity and wind are folded in, March 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 March is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Itacoatiara weather by month

How March compares with the rest of the year at a glance. March is the 11th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 25°3372812.22.9
Feb30° / 25°30025.412.12.9
Mar30° / 25°36628.2122.8
Apr30° / 25°35527.811.92.8
May30° / 25°27728.311.92.8
Jun31° / 25°15522.611.83.3
Jul31° / 25°10519.411.83.7
Aug32° / 26°8915.711.93.6
Sep32° / 26°10915.9123.3
Oct32° / 26°14016.912.13.1
Nov32° / 26°17820.512.13.0
Dec31° / 25°26725.812.22.9

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time in March.

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

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1496
2496
3595
4595
5595
6595
7496
8496
9496
10496
11496
12496
13595
14595
15694
16694
17793
18793
19793
20793
21892
22991
23991
24991
25991
26991
27991
28991
29991
30991
31892

Chance of precipitation in March

Any precipitation

Itacoatiara gets around 366 mm of rain over 28.2 wet days in March, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 91% and peaks near 93% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
193
293
393
493
593
693
793
893
993
1092
1192
1292
1392
1492
1591
1691
1791
1890
1990
2090
2190
2290
2390
2490
2590
2690
2790
2890
2990
3090
3190

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, March lands in the miserable band about 70% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
13664
23664
33565
43565
53565
63466
73466
83466
93466
103466
113466
123367
133367
143268
153268
163169
173169
183070
193070
202971
212872
222872
232773
242674
252674
262575
272476
282377
292278
302278
312179

Wind in March

Winds average 7 km/h in March, the windiest month of the year.

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

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
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 March

DaylightNight

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

Days shrink by about 6 minutes over March. Sunrise moves from 6:05 AM to 5:59 AM, and sunset from 6:09 PM to 5:58 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:056:09
212.16:056:09
312.16:056:08
412.16:056:08
512.16:056:08
612.16:056:08
712.06:046:07
812.06:046:07
912.06:046:07
1012.06:046:06
1112.06:046:06
1212.06:046:06
1312.06:036:05
1412.06:036:05
1512.06:036:04
1612.06:036:04
1712.06:036:04
1812.06:026:03
1912.06:026:03
2012.06:026:03
2112.06:026:02
2212.06:026:02
2312.06:016:01
2412.06:016:01
2512.06:016:01
2612.06:016:00
2712.06:006:00
2812.06:005:59
2912.06:005:59
3012.06:005:58
3112.05:595:58

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.19 kWh/m².

For context, solar energy here swings from a low near 3.94 kWh/m² to a high of 5.62 kWh/m² in October across the year — March's 4.19 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.2Bright
24.2Bright
34.2Bright
44.2Bright
54.2Bright
64.2Bright
74.2Bright
84.2Bright
94.2Bright
104.2Bright
114.2Bright
124.2Bright
134.2Bright
144.2Bright
154.2Bright
164.2Bright
174.2Bright
184.2Bright
194.2Bright
204.2Bright
214.2Bright
224.2Bright
234.2Bright
244.2Bright
254.2Bright
264.2Bright
274.1Bright
284.1Bright
294.1Bright
304.1Bright
314.1Bright
Planning a trip in March

Hazard calendar for Itacoatiara

In seasonPeak

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

Itacoatiara's rainy season runs November–May, when most of the year's rain falls.

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

Is March a good time to visit Itacoatiara?

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

2.8
Sightseeing
10th-best month of the year
3.9
Beach & pool
11th-best month of the year

March is a weaker month for outdoor sightseeing in Itacoatiara.

What to pack for Itacoatiara in March

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

In March, Itacoatiara sees daytime highs around 30°C and nights near 25°C. Pack light clothes and rain gear. About 28 days see rain.

light clothesrain gear

UV index in Itacoatiara in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March 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 Itacoatiara peaks around March 12 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 14 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 12UV 15Nov 14UV 9
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May12Extreme
Jun10Extreme
Jul10Very high
Aug11Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec12Extreme

Air quality in Itacoatiara in March

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Itacoatiara is worst in October — around 25 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (June, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateOct 2125 µg/m³Jun 1710 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb14Moderate
Mar15Moderate
Apr14Moderate
May11Good
Jun10Good
Jul10Good
Aug16Moderate
Sep22Moderate
Oct25Moderate
Nov24Moderate
Dec18Moderate
Location & terrain

Where is Itacoatiara?

Itacoatiara sits at 3.1°S, 58.4°W, 19 m above sea level, in Brazil. The nearest listed city is Urucurituba, 32 km away.

Topography around Itacoatiara

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

Within 3 km, the terrain around Itacoatiara has only modest variations in elevation — a maximum elevation change of 44 m around an average of 18 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 56 m; within 80 km, only modest variations in elevation — a maximum elevation change of 164 m.

The land around Itacoatiara is covered by trees (36%) and water (34%) within 3 km, trees (50%) and water (23%) within 16 km, and trees (78%) within 80 km.

3 km
44 m
16 km
56 m
80 km
164 m
treesgrasslandartificial surfaceswaterwetland
March weather nearby: Urucurituba 32 km · Maués 85 km · Autazes 90 km · Urucará 102 km · Nova Olinda do Norte 110 km · Rio Preto da Eva 148 km · Careiro da Várzea 154 km · Barreirinha 157 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 Itacoatiara (-3.1431°, -58.4442°, elevation 19 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).