Barro weather in March

In March, Barro sees average daytime highs of 31°C and overnight lows near 23°C, with 190 mm of rain across 18.9 wet days and about 12 hours of daylight. It is the 8th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 23% of the time in March, and the air most often feels oppressive.

Daylight stretches from about 12 h 06 min at the start of March to 11 h 54 min by month's end. Set against the rest of the year, March is Barro's 10th-clearest and 12th-windiest month. For the whole year in context, see Barro's year-round climate.

Daytime high
31°
8th warmest
Overnight low
23°
7th coldest
Rainfall
190 mm
18.9 wet days
Daylight
12 hours
5:43 AM – 5:46 PM
Cloud cover
63%
10th clearest
Wind
7 km/h
12th windiest
Solar energy
5.77 kWh/m²
Travel score
3.4
out of 10

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical March day in Barro reaches about 31°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 34°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
163123
173123
183123
193123
203123
213123
223123
233122
243122
253122
263122
273122
283122
293122
303122
313122

How March really feels in Barro

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.

Barro weather by month

How March compares with the rest of the year at a glance. March is the 8th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 23°11813.712.43.2
Feb32° / 23°15614.512.23.4
Mar31° / 23°19018.9123.4
Apr31° / 22°11514.411.83.9
May31° / 22°498.211.74.8
Jun30° / 21°183.711.65.5
Jul31° / 20°7211.65.6
Aug32° / 20°40.611.85.0
Sep34° / 21°20.4123.8
Oct35° / 23°71.212.23.0
Nov35° / 24°102.212.32.9
Dec35° / 24°355.412.43.0

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 25% of March, with mostly cloudy or overcast conditions the remaining 52%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14951
24951
35050
45149
55149
65149
75149
85149
95248
105248
115149
125149
135149
145149
155050
165050
174951
184852
194852
204753
214654
224555
234654
244555
254555
264555
274555
284456
294456
304555
314555

Chance of precipitation in March

Any precipitation

Barro gets around 190 mm of rain over 18.9 wet days in March, the wettest month. 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 68% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
151
251
351
451
551
652
752
853
954
1055
1156
1258
1359
1460
1562
1663
1764
1865
1966
2066
2167
2267
2368
2468
2567
2667
2766
2866
2965
3064
3163

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 56% of days. Sticky, muggy-or-worse air turns up on roughly 93% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
10114346
20114346
30124246
40124246
50124146
60124147
71114047
81114048
91114049
101103950
11193951
12193852
13183853
14173755
15163756
16153658
17153658
18143560
19133561
20133462
21133462
22133363
23133363
24123265
25123265
26123265
27133264
28033265
29033265
30033265
31033265

Wind in March

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

Across March, daily wind ranges from about 6 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
206calm
216calm
226calm
236calm
246calm
256calm
266calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in March

DaylightNight

Daylight runs from about 12 h 06 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 12 minutes over March. Sunrise moves from 5:44 AM to 5:42 AM, and sunset from 5:53 PM to 5:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.15:445:53
212.15:445:52
312.15:445:52
412.15:445:52
512.15:445:51
612.15:445:51
712.15:445:50
812.15:445:50
912.15:445:50
1012.15:445:49
1112.15:445:49
1212.15:445:48
1312.15:445:48
1412.15:435:47
1512.15:435:47
1612.05:435:46
1712.05:435:46
1812.05:435:45
1912.05:435:45
2012.05:435:44
2112.05:435:44
2212.05:435:43
2312.05:435:43
2412.05:425:42
2512.05:425:42
2612.05:425:41
2712.05:425:41
2812.05:425:40
2912.05:425:40
3012.05:425:39
3111.95:425:39

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 5.77 kWh/m².

For context, solar energy here swings from a low near 4.61 kWh/m² to a high of 7.03 kWh/m² in October across the year — March's 5.77 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.0Intense
26.0Intense
36.0Intense
46.0Intense
56.0Intense
66.0Intense
76.0Bright
86.0Bright
96.0Bright
105.9Bright
115.9Bright
125.9Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
215.6Bright
225.6Bright
235.6Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.6Bright
295.6Bright
305.6Bright
315.6Bright
Planning a trip in March

Hazard calendar for Barro

In seasonPeak

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

Barro's monsoon runs January–April, when most of the year's rain falls.

Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is March a good time to visit Barro?

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

3.4
Sightseeing
7th-best month of the year
5.3
Beach & pool
12th-best month of the year

March is a weaker month for outdoor sightseeing in Barro.

What to pack for Barro in March

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

In March, Barro sees daytime highs around 31°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 19 days see rain.

light clothesrain gearsun protection

UV index in Barro 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 Barro peaks around March 13 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 13UV 15Jul 14UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Extreme
Sep12Extreme
Oct13Extreme
Nov12Extreme
Dec12Extreme
Location & terrain

Where is Barro?

Barro sits at 7.2°S, 38.8°W, 579 m above sea level, in Brazil. The nearest listed city is Mauriti, 23 km away.

Topography around Barro

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

Within 3 km, the terrain around Barro has only modest variations in elevation — a maximum elevation change of 105 m around an average of 378 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 496 m; within 80 km, large variations in elevation — a maximum elevation change of 847 m.

The land around Barro is covered by shrubs (50%) and grassland (35%) within 3 km, shrubs (58%) and grassland (23%) within 16 km, and shrubs (55%) and grassland (26%) within 80 km.

3 km
105 m
16 km
496 m
80 km
847 m
treesshrubsgrasslandcroplandartificial surfaceswater
March weather nearby: Mauriti 23 km · Milagres 24 km · São José de Piranhas 31 km · Aurora 33 km · Cajazeiras 41 km · Missão Velha 41 km · Brejo Santo 42 km · Lavras da Mangabeira 51 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 Barro (-7.1785°, -38.78°, elevation 579 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).