Alvorada weather in March

In March, Alvorada sees average daytime highs of 28°C and overnight lows near 19°C, with 121 mm of rain across 12.6 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 29°C in the first days to 27°C by the end. The sky is clear or mostly clear about 34% of the time in March, and the air most often feels muggy.

Daylight stretches from about 12 h 42 min at the start of March to 11 h 48 min by month's end. Set against the rest of the year, March is Alvorada's 1st-clearest and 9th-windiest month. For the whole year in context, see Alvorada's year-round climate.

Daytime high
28°
4th warmest
Overnight low
19°
10th coldest
Rainfall
121 mm
12.6 wet days
Daylight
12 h 12 min
7:27 AM – 7:41 PM
Cloud cover
55%
1st clearest
Wind
10 km/h
9th windiest
Solar energy
4.99 kWh/m²
Travel score
5.7
out of 10

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 29°C in the first days to 27°C by the end.

A typical March day in Alvorada reaches about 28°C in the afternoon and slips back to 19°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 32°C. Set against its neighbours, March runs about 1°C cooler than February and about 3°C warmer than April.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12920
22920
32920
42920
52920
62920
72920
82920
92920
102920
112920
122920
132820
142819
152819
162819
172819
182819
192819
202819
212819
222819
232819
242719
252718
262718
272718
282718
292718
302718
312718

Alvorada weather by month

How March compares with the rest of the year at a glance. March is the 4th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 21°14014.213.74.7
Feb29° / 20°12713.913.14.7
Mar28° / 19°12112.612.25.7
Apr25° / 16°1029.711.36.8
May22° / 13°1069.210.56.7
Jun20° / 11°1129.410.16.2
Jul19° / 10°13610.310.36.1
Aug21° / 11°12210.410.96.5
Sep22° / 13°14711.211.86.3
Oct24° / 15°16912.712.76.4
Nov27° / 17°12210.913.56.4
Dec29° / 19°12912.413.95.4

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in March, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 19% of March, with mostly cloudy or overcast conditions the remaining 47%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15050
24951
35050
45149
55149
65149
75248
85248
95347
105347
115347
125446
135446
145545
155545
165545
175545
185644
195545
205545
215545
225545
235446
245446
255446
265347
275347
285347
295347
305347
315248

Chance of precipitation in March

Any precipitation

Alvorada gets around 121 mm of rain over 12.6 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 48% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
148
248
347
446
546
645
744
843
943
1042
1142
1241
1341
1441
1540
1640
1740
1840
1940
2040
2139
2239
2339
2438
2538
2637
2737
2836
2936
3035
3134

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, March lands in the muggy band about 39% of days. Sticky, muggy-or-worse air turns up on roughly 64% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1161934401
2062034391
3062035381
4062036371
5062136361
6062137351
7162137341
8162238331
9162238321
10172239311
11172339300
12172340290
13182340280
14182440260
15192441250
16192541230
171102641220
182102641200
192112741190
202112741180
212122742170
223122842160
233132842150
243132842140
253132842130
264132942120
274142942120
284142941110
294152941110
305152940100
315153040100

Wind in March

Winds average 10 km/h in March.

Across March, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in March

DaylightNight

Daylight runs from about 12 h 42 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 54 minutes over March. Sunrise moves from 7:17 AM to 7:36 AM, and sunset from 7:58 PM to 7:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.77:177:58
212.77:187:57
312.67:197:56
412.67:197:55
512.67:207:54
612.57:217:52
712.57:217:51
812.57:227:50
912.47:237:49
1012.47:237:48
1112.47:247:47
1212.37:257:46
1312.37:257:44
1412.37:267:43
1512.37:277:42
1612.27:277:41
1712.27:287:39
1812.27:287:38
1912.17:297:37
2012.17:307:36
2112.17:307:35
2212.07:317:33
2312.07:327:32
2412.07:327:31
2511.97:337:30
2611.97:337:28
2711.97:347:27
2811.97:357:26
2911.87:357:25
3011.87:367:23
3111.87:367:22

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.99 kWh/m².

For context, solar energy here swings from a low near 2.44 kWh/m² to a high of 6.65 kWh/m² in December across the year — March's 4.99 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.2Bright
105.2Bright
115.2Bright
125.2Bright
135.1Bright
145.1Bright
155.0Bright
165.0Bright
175.0Bright
184.9Bright
194.9Bright
204.8Bright
214.8Bright
224.8Bright
234.7Bright
244.7Bright
254.7Bright
264.6Bright
274.6Bright
284.6Bright
294.5Bright
304.5Bright
314.5Bright
Planning a trip in March

Is March a good time to visit Alvorada?

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

5.7
Sightseeing
9th-best month of the year
6.5
Beach & pool
2nd-best month of the year

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

What to pack for Alvorada in March

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

In March, Alvorada sees daytime highs around 28°C and nights near 19°C. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

Sea temperature near Alvorada 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 42 km away) is warmest in February at about 26°C and coldest in July near 15°C.

It's comfortable for a long swim from Oct 23 to May 10 — about 6.6 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swimcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb26Warm
Mar25Warm
Apr23Refreshing
May19Cool
Jun17Cool
Jul15Cool
Aug16Cool
Sep17Cool
Oct20Cool
Nov22Refreshing
Dec24Warm

UV index in Alvorada in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Alvorada peaks around January 15 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateVery highExtremeJan 15UV 13Jun 19UV 3
UV index (midday)Level
Jan13Extreme
Feb12Extreme
Mar10Very high
Apr7Very high
May4Moderate
Jun3Moderate
Jul4Moderate
Aug5Moderate
Sep8Very high
Oct8Very high
Nov11Extreme
Dec12Extreme

Air quality in Alvorada 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 Alvorada is worst in August — around 27 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (December, 13 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateAug 1327 µg/m³Dec 2213 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb13Moderate
Mar15Moderate
Apr18Moderate
May21Moderate
Jun23Moderate
Jul25Moderate
Aug27Moderate
Sep23Moderate
Oct16Moderate
Nov15Moderate
Dec13Moderate
Location & terrain

Where is Alvorada?

Alvorada sits at 30.0°S, 51.1°W, 47 m above sea level, in Brazil. The nearest listed city is Cachoeirinha, 6.0 km away.

Topography around Alvorada

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

Within 3 km, the terrain around Alvorada has only modest variations in elevation — a maximum elevation change of 103 m around an average of 22 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 311 m; within 80 km, large variations in elevation — a maximum elevation change of 987 m.

The land around Alvorada is covered by artificial surfaces (67%) within 3 km, trees (39%) and artificial surfaces (33%) within 16 km, and trees (44%) and grassland (20%) within 80 km.

3 km
103 m
16 km
311 m
80 km
987 m
treesgrasslandcroplandartificial surfaceswaterwetland
March weather nearby: Cachoeirinha 6.0 km · Gravataí 10 km · Viamão 10 km · Canoas 14 km · Porto Alegre 15 km · Esteio 18 km · Sapucaia do Sul 21 km · Nova Santa Rita 25 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 Alvorada (-30.0002°, -51.0763°, elevation 47 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).