Caxias do Sul weather in March

In March, Caxias do Sul sees average daytime highs of 26°C and overnight lows near 16°C, with 155 mm of rain across 15.1 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 27°C in the first days to 25°C by the end. The sky is clear or mostly clear about 29% 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 Caxias do Sul's 4th-clearest and 11th-windiest month. For the whole year in context, see Caxias do Sul's year-round climate.

Daytime high
26°
4th warmest
Overnight low
16°
9th coldest
Rainfall
155 mm
15.1 wet days
Daylight
12 h 12 min
7:28 AM – 7:41 PM
Cloud cover
58%
4th clearest
Wind
8 km/h
11th windiest
Solar energy
4.83 kWh/m²
Travel score
5.9
out of 10

Caxias do Sul 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

Highs ease over the month, from about 27°C in the first days to 25°C by the end.

A typical March day in Caxias do Sul reaches about 26°C in the afternoon and slips back to 16°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 30°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)
12717
22717
32717
42717
52717
62717
72717
82717
92717
102617
112617
122617
132617
142616
152616
162616
172616
182616
192616
202616
212516
222516
232516
242516
252516
262515
272515
282515
292515
302515
312515

Caxias do Sul weather by month

How March compares with the rest of the year at a glance. March is the 4th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 18°20818.313.75.2
Feb27° / 17°18417.5135.2
Mar26° / 16°15515.112.25.9
Apr23° / 14°13811.511.36.6
May20° / 11°14010.810.66.1
Jun18° / 13910.710.25.8
Jul18° / 17511.110.35.8
Aug20° / 14010.9116.3
Sep21° / 11°17313.211.86.0
Oct23° / 13°21514.912.76.0
Nov25° / 14°16413.713.56.2
Dec27° / 16°18815.713.85.7

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 22% of March, with mostly cloudy or overcast conditions the remaining 49%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24852
34951
45050
55050
65050
75149
85149
95248
105248
115347
125248
135248
145347
155347
165248
175248
185248
195248
205149
215149
225149
235050
245050
255050
265050
274951
285050
295050
305050
315050

Chance of precipitation in March

Any precipitation

Caxias do Sul gets around 155 mm of rain over 15.1 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 49% and peaks near 55% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
155
255
354
454
553
653
752
852
951
1051
1151
1251
1351
1450
1550
1650
1750
1849
1949
2048
2148
2247
2347
2446
2546
2645
2744
2843
2943
3042
3141

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 36% of days. Sticky, muggy-or-worse air turns up on roughly 38% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
131429485
231430485
331431475
431531474
531532464
631533464
731633453
831634453
931634443
1031734443
1131735433
1231835422
1331835412
1431936402
1541936382
1642037372
1752137362
1852237341
1962337331
2062437311
2172438301
2272538291
2382538281
2482538271
2582539271
2692539261
2792539261
28102539251
29102639251
30112639241
31122638240

Wind in March

Winds average 8 km/h in March.

Across March, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

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 7:18 AM to 7:37 AM, and sunset from 7:58 PM to 7:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.77:187:58
212.67:197:57
312.67:207:56
412.67:207:55
512.57:217:53
612.57:227:52
712.57:227:51
812.57:237:50
912.47:237:49
1012.47:247:48
1112.47:257:47
1212.37:257:46
1312.37:267:44
1412.37:277:43
1512.27:277:42
1612.27:287:41
1712.27:287:40
1812.27:297:39
1912.17:307:37
2012.17:307:36
2112.17:317:35
2212.07:317:34
2312.07:327:32
2412.07:337:31
2511.97:337:30
2611.97:347:29
2711.97:347:28
2811.97:357:26
2911.87:367:25
3011.87:367:24
3111.87:377:23

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.83 kWh/m².

For context, solar energy here swings from a low near 2.47 kWh/m² to a high of 6.38 kWh/m² in December across the year — March's 4.83 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.2Bright
65.2Bright
75.1Bright
85.1Bright
95.1Bright
105.1Bright
115.0Bright
125.0Bright
135.0Bright
144.9Bright
154.9Bright
164.8Bright
174.8Bright
184.8Bright
194.7Bright
204.7Bright
214.6Bright
224.6Bright
234.6Bright
244.5Bright
254.5Bright
264.5Bright
274.4Bright
284.4Bright
294.4Bright
304.3Bright
314.3Bright
Planning a trip in March

Is March a good time to visit Caxias do Sul?

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

5.9
Sightseeing
7th-best month of the year
5.7
Beach & pool
2nd-best month of the year

March is a reasonable time to visit Caxias do Sul for sightseeing.

What to pack for Caxias do Sul in March

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

In March, Caxias do Sul sees daytime highs around 26°C and nights near 16°C. Pack rain gear. Worth having: light clothes and sun protection. About 15 days see rain.

rain gearlight clothessun protection

UV index in Caxias do Sul 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 Caxias do Sul peaks around January 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 16UV 14Jun 21UV 4
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar10Extreme
Apr8Very high
May5Moderate
Jun4Moderate
Jul4Moderate
Aug6High
Sep8Very high
Oct8Very high
Nov12Extreme
Dec13Extreme

Air quality in Caxias do Sul 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 Caxias do Sul is worst in August — around 22 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (February, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodAug 1822 µg/m³Feb 149 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb9Good
Mar10Good
Apr11Good
May12Moderate
Jun12Good
Jul15Moderate
Aug22Moderate
Sep18Moderate
Oct12Good
Nov11Good
Dec10Good
Location & terrain

Where is Caxias do Sul?

Caxias do Sul sits at 29.2°S, 51.2°W, 787 m above sea level, in Brazil. The nearest listed city is Flores da Cunha, 15 km away.

Topography around Caxias do Sul

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

Within 3 km, the terrain around Caxias do Sul has only modest variations in elevation — a maximum elevation change of 226 m around an average of 758 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 814 m; within 80 km, large variations in elevation — a maximum elevation change of 1,066 m.

The land around Caxias do Sul is covered by artificial surfaces (80%) within 3 km, trees (72%) within 16 km, and trees (66%) and grassland (22%) within 80 km.

3 km
226 m
16 km
814 m
80 km
1,066 m
treesgrasslandcroplandartificial surfaceswater
March weather nearby: Flores da Cunha 15 km · Farroupilha 18 km · Nova Petrópolis 24 km · São Marcos 24 km · Bento Gonçalves 33 km · Carlos Barbosa 35 km · Garibaldi 36 km · Gramado 38 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 Caxias do Sul (-29.1681°, -51.1794°, elevation 787 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).