Itariri weather in March

In March, Itariri sees average daytime highs of 28°C and overnight lows near 21°C, with 231 mm of rain across 23.7 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 28°C through the month. The sky is clear or mostly clear about 11% 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 Itariri's 6th-clearest and 7th-windiest month. For the whole year in context, see Itariri's year-round climate.

Daytime high
28°
3rd warmest
Overnight low
21°
10th coldest
Rainfall
231 mm
23.7 wet days
Daylight
12 h 12 min
7:13 AM – 7:24 PM
Cloud cover
72%
6th clearest
Wind
6 km/h
7th windiest
Solar energy
4.57 kWh/m²
Travel score
4.2
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 Itariri reaches about 28°C in the afternoon and slips back to 21°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 31°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)
12922
22922
32922
42821
52821
62821
72821
82821
92821
102821
112821
122821
132821
142821
152821
162821
172821
182821
192821
202821
212821
222721
232721
242721
252721
262720
272720
282720
292720
302720
312720

Itariri 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
Jan29° / 22°30125.913.33.5
Feb29° / 22°26722.712.83.6
Mar28° / 21°23123.712.24.2
Apr26° / 19°12515.111.45.7
May24° / 16°10712.410.86.5
Jun23° / 15°809.210.56.9
Jul22° / 14°839.610.66.9
Aug23° / 15°739.511.26.9
Sep24° / 16°12813.911.86.1
Oct25° / 18°14117.512.65.4
Nov26° / 19°16618.913.25.0
Dec28° / 21°21321.813.54.4

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 19% of March, with mostly cloudy or overcast conditions the remaining 70%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12773
22872
32872
42971
52872
62872
72971
83070
93070
103169
113070
123070
133070
143070
153070
163070
173070
183070
193070
203070
213070
223070
233070
243070
253169
263169
273169
283169
293169
303169
313367

Chance of precipitation in March

Any precipitation

Itariri gets around 231 mm of rain over 23.7 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 76% and peaks near 78% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
177
277
377
477
577
677
778
878
978
1078
1178
1278
1378
1478
1578
1678
1778
1877
1977
2077
2176
2276
2375
2474
2573
2673
2771
2870
2969
3068
3166

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 62% of days. Sticky, muggy-or-worse air turns up on roughly 94% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
10321715
20321715
30321715
40321715
50322714
60422704
70422704
80422704
90423703
100423703
110424693
120425692
130426682
140427672
150528652
160529651
170530641
180631621
190633601
200734581
210735571
220736561
230837541
240838531
251838521
261939501
271940491
281941481
2911041471
3011042461
3111142451

Wind in March

Winds average 6 km/h in March.

Across March, daily wind ranges from about 5 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
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
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 7:06 AM to 7:19 AM, and sunset from 7:38 PM to 7:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.57:067:38
212.57:067:37
312.57:077:36
412.57:087:35
512.47:087:34
612.47:087:33
712.47:097:32
812.47:097:32
912.37:107:31
1012.37:107:30
1112.37:117:29
1212.37:117:28
1312.27:127:27
1412.27:127:26
1512.27:137:25
1612.27:137:24
1712.27:147:23
1812.17:147:22
1912.17:147:21
2012.17:157:20
2112.17:157:18
2212.07:167:17
2312.07:167:16
2412.07:167:15
2512.07:177:14
2611.97:177:13
2711.97:187:12
2811.97:187:11
2911.97:187:10
3011.87:197:09
3111.87:197:08

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.57 kWh/m².

For context, solar energy here swings from a low near 2.9 kWh/m² to a high of 5.5 kWh/m² in December across the year — March's 4.57 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
34.9Bright
44.9Bright
54.9Bright
64.9Bright
74.8Bright
84.8Bright
94.8Bright
104.7Bright
114.7Bright
124.7Bright
134.7Bright
144.6Bright
154.6Bright
164.5Bright
174.5Bright
184.5Bright
194.5Bright
204.5Bright
214.4Bright
224.4Bright
234.4Bright
244.4Bright
254.3Bright
264.3Bright
274.3Bright
284.3Bright
294.3Bright
304.3Bright
314.3Bright
Planning a trip in March

Hazard calendar for Itariri

In seasonPeak

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

Itariri's rainy season runs October–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 Itariri?

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

4.2
Sightseeing
10th-best month of the year
4.7
Beach & pool
10th-best month of the year

March is a reasonable time to visit Itariri for sightseeing.

What to pack for Itariri in March

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

In March, Itariri sees daytime highs around 28°C and nights near 21°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.

light clothesrain gearsun protection

Sea temperature near Itariri in March

The nearest coast averages about 27°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 32 km away) is warmest in February at about 27°C and coldest in August near 20°C.

It's comfortable for a long swim from Aug 19 to Aug 9 — about 11.7 months when the water holds above 20°C.

20°25°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swimcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar27Warm
Apr26Warm
May24Refreshing
Jun22Refreshing
Jul20Refreshing
Aug20Cool
Sep21Refreshing
Oct22Refreshing
Nov23Refreshing
Dec25Warm

UV index in Itariri in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Itariri peaks around January 21 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 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 21UV 14Jul 11UV 5
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar11Extreme
Apr8Very high
May6High
Jun5High
Jul5High
Aug7High
Sep7High
Oct10Extreme
Nov13Extreme
Dec13Extreme

Air quality in Itariri 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 Itariri is worst in July — around 33 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (January, 17 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateJul 2033 µg/m³Jan 1817 µg/m³
PM2.5 (µg/m³)Level
Jan17Moderate
Feb17Moderate
Mar18Moderate
Apr20Moderate
May24Moderate
Jun30Moderate
Jul33Moderate
Aug32Moderate
Sep29Moderate
Oct21Moderate
Nov17Moderate
Dec17Moderate
Location & terrain

Where is Itariri?

Itariri sits at 24.3°S, 47.2°W, 60 m above sea level, in Brazil. The nearest listed city is Peruíbe, 18 km away.

Topography around Itariri

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

Within 3 km, the terrain around Itariri has significant variations in elevation — a maximum elevation change of 345 m around an average of 97 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,402 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,374 m.

The land around Itariri is covered by trees (84%) within 3 km, trees (96%) within 16 km, and trees (60%) and water (32%) within 80 km.

3 km
345 m
16 km
1,402 m
80 km
1,374 m
treesgrasslandcroplandartificial surfaceswater
March weather nearby: Peruíbe 18 km · Miracatu 29 km · Itanhaém 41 km · Juquitiba 41 km · Juquiá 47 km · São Lourenço da Serra 54 km · Mongaguá 60 km · Iguape 60 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 Itariri (-24.2892°, -47.1744°, elevation 60 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).