São João do Piauí weather in March

In March, São João do Piauí sees average daytime highs of 32°C and overnight lows near 23°C, with 139 mm of rain across 16.3 wet days and about 12.1 hours of daylight. It is the 12th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 19% of the time in March, and the air most often feels oppressive.

Daylight stretches from about 12 h 12 min at the start of March to 11 h 54 min by month's end. Set against the rest of the year, March is São João do Piauí's 11th-clearest and 12th-windiest month. For the whole year in context, see São João do Piauí's year-round climate.

Daytime high
32°
12th warmest
Overnight low
23°
5th coldest
Rainfall
139 mm
16.3 wet days
Daylight
12 h 06 min
5:57 AM – 6:00 PM
Cloud cover
67%
11th clearest
Wind
7 km/h
12th windiest
Solar energy
5.34 kWh/m²
Travel score
3.5
out of 10

São João do Piauí is 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 32°C through the month.

A typical March day in São João do Piauí reaches about 32°C in the afternoon and slips back to 23°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 35°C. Set against its neighbours, March runs on par with February and on par with April.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13223
23223
33223
43223
53223
63223
73223
83223
93223
103223
113223
123223
133223
143223
153223
163223
173223
183223
193223
203223
213223
223223
233223
243223
253223
263223
273223
283223
293223
303223
313223

How March really feels in São João do Piauí

Once humidity and wind are folded in, March averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in March is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

São João do Piauí weather by month

How March compares with the rest of the year at a glance. March is the 12th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 24°14716.512.43.2
Feb32° / 23°1391512.33.4
Mar32° / 23°13916.312.13.5
Apr32° / 23°749.911.83.8
May33° / 24°22311.64.0
Jun33° / 23°10.311.54.6
Jul33° / 22°10.211.64.6
Aug34° / 22°0011.73.8
Sep36° / 24°20.2122.8
Oct36° / 25°182.112.22.4
Nov35° / 25°556.312.42.8
Dec34° / 25°759.812.53.2

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 21% of March, with mostly cloudy or overcast conditions the remaining 59%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14060
24159
34258
44258
54258
64357
74357
84357
94357
104357
114357
124159
134159
144159
154159
163961
173961
183961
193862
203763
213763
223862
233862
243862
253862
263961
274060
284159
294258
304258
314258

Chance of precipitation in March

Any precipitation

São João do Piauí gets around 139 mm of rain over 16.3 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 53% and peaks near 57% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
151
251
350
450
549
649
749
849
949
1049
1150
1250
1351
1452
1553
1654
1755
1856
1956
2057
2157
2257
2357
2456
2556
2655
2754
2853
2952
3051
3150

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 70% 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 (%)
12524690
22624680
32624680
42624680
52624680
62624680
72625670
82625670
92625670
102525680
112525680
122525680
131425700
141424710
151424710
161323730
171323730
181323730
191323730
201323730
211323730
221323730
231323730
241323730
251323730
261423720
271424710
281424710
291525690
301525690
311625671

Wind in March

Winds average 7 km/h in March, the calmest month.

Across March, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in March

DaylightNight

Daylight runs from about 12 h 12 min at the start of March to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over March. Sunrise moves from 5:57 AM to 5:56 AM, and sunset from 6:07 PM to 5:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:576:07
212.25:576:07
312.25:576:07
412.25:576:06
512.15:576:06
612.15:576:05
712.15:576:05
812.15:576:04
912.15:576:04
1012.15:576:03
1112.15:576:03
1212.15:576:02
1312.15:576:02
1412.15:576:01
1512.15:576:01
1612.15:576:00
1712.05:576:00
1812.05:575:59
1912.05:575:59
2012.05:575:58
2112.05:575:58
2212.05:575:57
2312.05:565:57
2412.05:565:56
2512.05:565:55
2612.05:565:55
2712.05:565:54
2812.05:565:54
2912.05:565:53
3011.95:565:53
3111.95:565:52

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 5.34 kWh/m².

For context, solar energy here swings from a low near 4.81 kWh/m² to a high of 6.8 kWh/m² in October across the year — March's 5.34 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.6Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.4Bright
135.4Bright
145.4Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.2Bright
285.2Bright
295.2Bright
305.2Bright
315.3Bright
Planning a trip in March

Hazard calendar for São João do Piauí

In seasonPeak

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

São João do Piauí's rainy season runs December–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 São João do Piauí?

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

3.5
Sightseeing
6th-best month of the year
5.5
Beach & pool
10th-best month of the year

March is a weaker month for outdoor sightseeing in São João do Piauí.

What to pack for São João do Piauí in March

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

In March, São João do Piauí sees daytime highs around 32°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 16 days see rain.

light clothesrain gearsun protection

UV index in São João do Piauí in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 15 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in São João do Piauí peaks around March 11 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 14 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 11UV 15Jul 14UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May10Extreme
Jun10Very high
Jul10Very high
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov12Extreme
Dec12Extreme
Location & terrain

Where is São João do Piauí?

São João do Piauí sits at 8.4°S, 42.2°W, 219 m above sea level, in Brazil. The nearest listed city is Canto do Buriti, 82 km away.

Topography around São João do Piauí

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of São João do Piauí.

Within 3 km, the terrain around São João do Piauí has only modest variations in elevation — a maximum elevation change of 90 m around an average of 227 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 204 m; within 80 km, significant variations in elevation — a maximum elevation change of 518 m.

The land around São João do Piauí is covered by shrubs (49%) and grassland (28%) within 3 km, shrubs (88%) within 16 km, and shrubs (94%) within 80 km.

3 km
90 m
16 km
204 m
80 km
518 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
March weather nearby: Canto do Buriti 82 km · São Raimundo Nonato 88 km · Paulistana 123 km · Afrânio 138 km · Remanso 142 km · Oeiras 149 km · Campo Alegre de Lourdes 154 km · Sento Sé 159 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 São João do Piauí (-8.3581°, -42.2467°, elevation 219 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).