Tanguá weather in March

In March, Tanguá sees average daytime highs of 30°C and overnight lows near 23°C, with 220 mm of rain across 21.9 wet days and about 12.2 hours of daylight. It is the 3rd-warmest and 3rd-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 27% of the time in March, and the air most often feels oppressive.

Daylight stretches from about 12 h 30 min at the start of March to 11 h 48 min by month's end. Set against the rest of the year, March is Tanguá's 8th-clearest and 12th-windiest month. For the whole year in context, see Tanguá's year-round climate.

Daytime high
30°
3rd warmest
Overnight low
23°
10th coldest
Rainfall
220 mm
21.9 wet days
Daylight
12 h 12 min
6:56 AM – 7:05 PM
Cloud cover
63%
8th clearest
Wind
6 km/h
12th windiest
Solar energy
5.1 kWh/m²
Travel score
3.8
out of 10

Tanguá is human settlement in Brazil.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

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 Tanguá reaches about 30°C in the afternoon and slips back to 23°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 33°C. Set against its neighbours, March runs about 1°C cooler than February and about 2°C warmer than April.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13123
23123
33023
43023
53023
63023
73023
83023
93023
103023
113023
123023
133023
143023
153023
163023
173023
183023
193023
203023
212923
222922
232922
242922
252922
262922
272922
282922
292922
302922
312922

How March really feels in Tanguá

Once humidity and wind are folded in, March averages 27 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
27
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.

Tanguá weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°25921.313.23.4
Feb31° / 23°19918.112.83.5
Mar30° / 23°22021.912.23.8
Apr28° / 21°10814.211.55.4
May26° / 19°771110.96.7
Jun26° / 18°44710.67.4
Jul25° / 17°447.210.77.6
Aug26° / 17°437.311.27.4
Sep26° / 19°8210.911.96.5
Oct27° / 20°11213.512.55.8
Nov28° / 21°21018.713.14.8
Dec29° / 23°25421.613.43.8

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 27% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 17% of March, with mostly cloudy or overcast conditions the remaining 56%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14555
24456
34456
44456
54456
64555
74555
84456
94456
104555
114456
124357
134357
144357
154456
164357
174357
184357
194357
204357
214357
224357
234357
244456
254654
264654
274654
284654
294753
304852
314852

Chance of precipitation in March

Any precipitation

Tanguá gets around 220 mm of rain over 21.9 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 70% and peaks near 71% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
169
270
370
470
571
671
771
871
971
1071
1171
1271
1371
1471
1571
1671
1771
1871
1971
2071
2171
2270
2370
2469
2569
2668
2767
2867
2966
3065
3164

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, March lands in the oppressive band about 72% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
10147511
20147511
30147511
40147511
50147511
60147511
70147610
80157510
90157510
100157510
11016759
12016759
13017749
14018739
15018748
16019738
17020737
18020737
19021727
20022717
21023716
22023716
23024706
24124696
25124705
26125695
27125695
28225685
29226675
30226675
31327655

Wind in March

Winds average 6 km/h in March, the calmest month.

Across March, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in March

DaylightNight

Daylight runs from about 12 h 30 min at the start of March to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 42 minutes over March. Sunrise moves from 6:49 AM to 7:01 AM, and sunset from 7:19 PM to 6:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.56:497:19
212.56:507:18
312.56:507:17
412.46:517:16
512.46:517:16
612.46:527:15
712.46:527:14
812.36:527:13
912.36:537:12
1012.36:537:11
1112.36:547:10
1212.36:547:09
1312.26:547:08
1412.26:557:07
1512.26:557:06
1612.26:567:05
1712.16:567:04
1812.16:567:03
1912.16:577:02
2012.16:577:02
2112.16:577:01
2212.06:587:00
2312.06:586:59
2412.06:596:58
2512.06:596:57
2611.96:596:56
2711.97:006:55
2811.97:006:54
2911.97:006:53
3011.87:016:52
3111.87:016:51

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 5.1 kWh/m².

For context, solar energy here swings from a low near 3.42 kWh/m² to a high of 6.06 kWh/m² in February across the year — March's 5.1 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.5Bright
45.5Bright
55.5Bright
65.4Bright
75.4Bright
85.4Bright
95.3Bright
105.3Bright
115.3Bright
125.2Bright
135.2Bright
145.2Bright
155.1Bright
165.1Bright
175.1Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
224.9Bright
234.9Bright
244.9Bright
254.9Bright
264.8Bright
274.8Bright
284.8Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in March

Hazard calendar for Tanguá

In seasonPeak

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

Tanguá's rainy season runs November–March, 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 Tanguá?

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

3.8
Sightseeing
9th-best month of the year
5.1
Beach & pool
9th-best month of the year

March is a weaker month for outdoor sightseeing in Tanguá.

What to pack for Tanguá in March

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

In March, Tanguá sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 22 days see rain.

light clothesrain gearsun protection

Sea temperature near Tanguá in March

The nearest coast averages about 26°C in March — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 45 km away) is warmest in March at about 26°C and coldest in September near 21°C.

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

20°22°24°26°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan25Warm
Feb25Warm
Mar26Warm
Apr25Warm
May24Refreshing
Jun23Refreshing
Jul22Refreshing
Aug22Refreshing
Sep21Refreshing
Oct22Refreshing
Nov23Refreshing
Dec24Warm

UV index in Tanguá in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Tanguá peaks around January 13 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 13 at about 5 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighHighVery highExtremeJan 13UV 14Jul 13UV 5
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar12Extreme
Apr9Very high
May7High
Jun6High
Jul5Moderate
Aug8Very high
Sep7High
Oct12Extreme
Nov13Extreme
Dec14Extreme

Air quality in Tanguá 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 Tanguá is worst in September — around 19 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (March, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1518 µg/m³Mar 1110 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb11Good
Mar10Good
Apr12Good
May15Moderate
Jun16Moderate
Jul15Moderate
Aug15Moderate
Sep19Moderate
Oct13Moderate
Nov11Good
Dec10Good
Location & terrain

Where is Tanguá?

Tanguá sits at 22.7°S, 42.7°W, 30 m above sea level, in Brazil. The nearest listed city is Rio Bonito, 11 km away.

Topography around Tanguá

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

Within 3 km, the terrain around Tanguá has significant variations in elevation — a maximum elevation change of 332 m around an average of 63 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 937 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,252 m.

The land around Tanguá is covered by trees (52%) and grassland (37%) within 3 km, trees (57%) and grassland (39%) within 16 km, and trees (42%), water (29%) and grassland (22%) within 80 km.

3 km
332 m
16 km
937 m
80 km
2,252 m
treesgrasslandartificial surfaceswaterwetland
March weather nearby: Rio Bonito 11 km · Itaboraí 15 km · Maricá 24 km · Cachoeiras de Macacu 30 km · Saquarema 31 km · Silva Jardim 34 km · Magé 35 km · Guapimirim 35 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 Tanguá (-22.7303°, -42.7142°, elevation 30 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. 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).