Iguape weather in March

In March, Iguape sees average daytime highs of 27°C and overnight lows near 24°C, with 173 mm of rain across 18.8 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 27°C through the month. The sky is clear or mostly clear about 24% 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 Iguape's 6th-clearest and 6th-windiest month. For the whole year in context, see Iguape's year-round climate.

Daytime high
27°
3rd warmest
Overnight low
24°
10th coldest
Rainfall
173 mm
18.8 wet days
Daylight
12 h 12 min
7:15 AM – 7:25 PM
Cloud cover
63%
6th clearest
Wind
12 km/h
6th windiest
Solar energy
4.87 kWh/m²
Travel score
5.2
out of 10

Iguape 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 27°C through the month.

A typical March day in Iguape reaches about 27°C in the afternoon and slips back to 24°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 30°C. Set against its neighbours, March runs on par with February and about 1°C warmer than April.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12824
22824
32824
42824
52824
62824
72824
82824
92824
102824
112724
122724
132724
142724
152724
162724
172724
182724
192724
202724
212724
222724
232724
242724
252724
262724
272723
282723
292723
302723
312723

Iguape 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
Jan28° / 24°21720.113.44.8
Feb28° / 24°2061712.94.9
Mar27° / 24°17318.812.25.2
Apr26° / 22°10313.811.46.1
May23° / 20°10313.310.86.4
Jun22° / 18°909.810.56.7
Jul21° / 17°859.910.66.6
Aug21° / 17°659.111.16.6
Sep22° / 19°10412.711.86.1
Oct23° / 20°10514.212.65.9
Nov25° / 22°11114.813.25.9
Dec27° / 23°1401613.55.5

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% 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 53%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14555
24555
34753
44753
54753
64753
74753
84753
94654
104753
114753
124654
134555
144654
154654
164555
174555
184654
194654
204555
214555
224555
234654
244654
254654
264753
274753
284852
294852
304951
314951

Chance of precipitation in March

Any precipitation

Iguape gets around 173 mm of rain over 18.8 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 60% and peaks near 62% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
159
259
359
459
559
659
759
859
960
1060
1160
1260
1360
1461
1561
1661
1761
1862
1962
2062
2162
2262
2362
2461
2561
2660
2760
2859
2959
3058
3157

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 59% of days. Sticky, muggy-or-worse air turns up on roughly 97% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
102125729
202125828
302125828
402135827
502135926
602136025
702145925
802146024
902156023
1002156122
1102166022
1202176021
1302186020
1402195920
1502205919
1602215918
1702225917
1802235916
1903245815
2003245914
2103255913
2204255813
2304265812
2404265911
2504265911
2605275810
2715275710
281527589
291627579
301627579
311727578

Wind in March

Winds average 12 km/h in March.

Across March, daily wind ranges from about 12 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812calm
2912calm
3012calm
3112calm

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 7:07 AM to 7:21 AM, and sunset from 7:40 PM to 7:09 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.57:077:40
212.57:087:39
312.57:087:38
412.57:097:37
512.47:097:36
612.47:107:35
712.47:107:34
812.47:117:33
912.47:117:32
1012.37:127:31
1112.37:127:30
1212.37:137:29
1312.37:137:28
1412.27:147:27
1512.27:147:26
1612.27:157:25
1712.27:157:24
1812.17:157:23
1912.17:167:22
2012.17:167:21
2112.17:177:20
2212.07:177:19
2312.07:187:18
2412.07:187:17
2512.07:187:16
2611.97:197:15
2711.97:197:14
2811.97:207:13
2911.97:207:12
3011.87:217:11
3111.87:217:09

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.87 kWh/m².

For context, solar energy here swings from a low near 2.83 kWh/m² to a high of 5.97 kWh/m² in December across the year — March's 4.87 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.3Bright
55.2Bright
65.2Bright
75.2Bright
85.2Bright
95.1Bright
105.1Bright
115.0Bright
125.0Bright
135.0Bright
144.9Bright
154.9Bright
164.8Bright
174.8Bright
184.8Bright
194.8Bright
204.7Bright
214.7Bright
224.7Bright
234.7Bright
244.6Bright
254.6Bright
264.6Bright
274.6Bright
284.5Bright
294.5Bright
304.5Bright
314.5Bright
Planning a trip in March

Is March a good time to visit Iguape?

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

5.2
Sightseeing
10th-best month of the year
5.4
Beach & pool
4th-best month of the year

March is a reasonable time to visit Iguape for sightseeing.

What to pack for Iguape in March

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

In March, Iguape sees daytime highs around 27°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 19 days see rain.

light clothesrain gearsun protection

Sea temperature near Iguape 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 20 km away) is warmest in February at about 27°C and coldest in August near 19°C.

It's comfortable for a long swim from Sep 6 to Jul 12 — about 10.2 months when the water holds above 20°C.

20°25°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swimcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar27Warm
Apr26Warm
May23Refreshing
Jun21Refreshing
Jul20Cool
Aug19Cool
Sep20Refreshing
Oct22Refreshing
Nov23Refreshing
Dec25Warm

UV index in Iguape 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 Iguape peaks around January 19 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 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 19UV 14Jul 12UV 5
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar11Extreme
Apr8Very high
May6High
Jun5High
Jul5Moderate
Aug7High
Sep7High
Oct10Extreme
Nov12Extreme
Dec13Extreme

Air quality in Iguape 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 Iguape is worst in July — around 19 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (March, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 2319 µg/m³Mar 1510 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb11Good
Mar10Good
Apr11Good
May13Moderate
Jun18Moderate
Jul19Moderate
Aug19Moderate
Sep17Moderate
Oct14Moderate
Nov12Good
Dec12Good
Location & terrain

Where is Iguape?

Iguape sits at 24.7°S, 47.6°W, 8 m above sea level, in Brazil. The nearest listed city is Pariquera-Açu, 33 km away.

Topography around Iguape

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

Within 3 km, the terrain around Iguape has significant variations in elevation — a maximum elevation change of 348 m around an average of 20 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 494 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,482 m.

The land around Iguape is covered by trees (44%) within 3 km, trees (51%) and water (36%) within 16 km, and trees (63%) and water (32%) within 80 km.

3 km
348 m
16 km
494 m
80 km
1,482 m
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
March weather nearby: Pariquera-Açu 33 km · Registro 38 km · Juquiá 44 km · Jacupiranga 45 km · Miracatu 48 km · Cajati 57 km · Itariri 60 km · Peruíbe 71 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 Iguape (-24.7081°, -47.5553°, elevation 8 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).