Buzios weather in March

In March, Buzios sees average daytime highs of 28°C and overnight lows near 24°C, with 126 mm of rain across 12.9 wet days and about 12.2 hours of daylight. It is the 3rd-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 36% 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 Buzios's 8th-clearest and 11th-windiest month. For the whole year in context, see Buzios's year-round climate.

Daytime high
28°
3rd warmest
Overnight low
24°
11th coldest
Rainfall
126 mm
12.9 wet days
Daylight
12 h 12 min
6:52 AM – 7:02 PM
Cloud cover
57%
8th clearest
Wind
14 km/h
11th windiest
Solar energy
5.52 kWh/m²
Travel score
6.1
out of 10

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical March day in Buzios reaches about 28°C in the afternoon and slips back to 24°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 30°C. Set against its neighbours, March runs on par with February and about 1°C warmer than April.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12824
22824
32824
42824
52824
62824
72824
82824
92824
102824
112824
122824
132824
142824
152824
162824
172824
182824
192824
202724
212724
222724
232724
242724
252724
262724
272724
282724
292724
302724
312724

Buzios weather by month

How March compares with the rest of the year at a glance. March is the 3rd-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 24°13011.113.26.2
Feb28° / 24°838.412.86.5
Mar28° / 24°12612.912.26.1
Apr27° / 23°649.911.56.8
May25° / 21°579.810.97.2
Jun24° / 20°32610.68.0
Jul24° / 19°336.610.77.9
Aug24° / 20°316.211.28.0
Sep24° / 20°568.411.97.4
Oct25° / 21°759.212.57.0
Nov25° / 22°13913.313.16.1
Dec27° / 23°14213.213.46.0

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 15% of March, with mostly cloudy or overcast conditions the remaining 49%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25149
35149
45050
55050
65050
75050
84951
95050
105050
115050
125050
134951
144951
154951
164951
174951
184951
194951
205050
215050
225050
235050
245149
255248
265248
275347
285545
295644
305743
315842

Chance of precipitation in March

Any precipitation

Buzios gets around 126 mm of rain over 12.9 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 41% and peaks near 43% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
136
237
337
438
538
638
739
839
939
1039
1139
1240
1340
1441
1541
1642
1742
1843
1943
2043
2143
2243
2343
2443
2543
2643
2742
2842
2942
3041
3141

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 68% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1087121
2087022
3087022
4087022
5087022
6087022
7087022
8087022
9087022
10087121
11087121
12097021
13097120
140107020
151116919
161126918
171126918
181136818
191146817
201156717
212166616
222176516
232176615
242186515
253186514
263186514
273196513
283196513
294206412
304206412
314206511

Wind in March

Winds average 14 km/h in March.

Across March, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

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 6:46 AM to 6:58 AM, and sunset from 7:16 PM to 6:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.56:467:16
212.56:467:15
312.56:477:14
412.46:477:13
512.46:487:12
612.46:487:11
712.46:497:10
812.36:497:10
912.36:497:09
1012.36:507:08
1112.36:507:07
1212.36:517:06
1312.26:517:05
1412.26:527:04
1512.26:527:03
1612.26:527:02
1712.16:537:01
1812.16:537:00
1912.16:536:59
2012.16:546:58
2112.16:546:57
2212.06:556:56
2312.06:556:55
2412.06:556:54
2512.06:566:53
2611.96:566:52
2711.96:566:51
2811.96:576:50
2911.96:576:49
3011.86:576:48
3111.86:586:47

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 5.52 kWh/m².

For context, solar energy here swings from a low near 3.58 kWh/m² to a high of 6.51 kWh/m² in February across the year — March's 5.52 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.1Intense
26.0Intense
36.0Bright
45.9Bright
55.9Bright
65.9Bright
75.8Bright
85.8Bright
95.8Bright
105.7Bright
115.7Bright
125.7Bright
135.6Bright
145.6Bright
155.6Bright
165.5Bright
175.5Bright
185.5Bright
195.4Bright
205.4Bright
215.4Bright
225.4Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.2Bright
285.2Bright
295.2Bright
305.2Bright
315.2Bright
Planning a trip in March

Hazard calendar for Buzios

In seasonPeak

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

Buzios'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 March a good time to visit Buzios?

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

6.1
Sightseeing
10th-best month of the year
6.4
Beach & pool
8th-best month of the year

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

What to pack for Buzios in March

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

In March, Buzios sees daytime highs around 28°C and nights near 24°C. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

Sea temperature near Buzios in March

The nearest coast averages about 25°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 14 km away) is warmest in March at about 25°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
Jan24Refreshing
Feb24Warm
Mar25Warm
Apr25Warm
May24Refreshing
Jun23Refreshing
Jul22Refreshing
Aug22Refreshing
Sep21Refreshing
Oct22Refreshing
Nov22Refreshing
Dec24Refreshing

UV index in Buzios 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 Buzios peaks around January 15 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 15UV 14Jul 12UV 5
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar12Extreme
Apr9Very high
May7High
Jun6High
Jul5High
Aug8Very high
Sep7High
Oct11Extreme
Nov13Extreme
Dec13Extreme
Location & terrain

Where is Buzios?

Buzios sits at 22.7°S, 41.9°W, 9 m above sea level, in Brazil. The nearest listed city is Cabo Frio, 22 km away.

Topography around Buzios

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

Within 3 km, the terrain around Buzios has only modest variations in elevation — a maximum elevation change of 112 m around an average of 8 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 179 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,806 m.

The land around Buzios is covered by water (73%) within 3 km, water (82%) within 16 km, and water (49%), trees (25%) and grassland (23%) within 80 km.

3 km
112 m
16 km
179 m
80 km
1,806 m
treesgrasslandartificial surfaceswaterwetland
March weather nearby: Cabo Frio 22 km · São Pedro da Aldeia 25 km · Rio das Ostras 25 km · Arraial do Cabo 29 km · Iguaba Grande 37 km · Macaé 42 km · Casimiro de Abreu 44 km · Araruama 49 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 Buzios (-22.7469°, -41.8817°, 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. 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).