Açailândia weather in March

In March, Açailândia sees average daytime highs of 30°C and overnight lows near 22°C, with 300 mm of rain across 28.8 wet days and about 12 hours of daylight. It is the 11th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 1% 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 12 hours by month's end. Set against the rest of the year, March is Açailândia's 12th-clearest and 11th-windiest month. For the whole year in context, see Açailândia's year-round climate.

Daytime high
30°
11th warmest
Overnight low
22°
8th coldest
Rainfall
300 mm
28.8 wet days
Daylight
12 hours
6:19 AM – 6:21 PM
Cloud cover
86%
12th clearest
Wind
6 km/h
11th windiest
Solar energy
4.47 kWh/m²
Travel score
2.8
out of 10

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical March day in Açailândia reaches about 30°C in the afternoon and slips back to 22°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°C. Set against its neighbours, March runs on par with February and on par with April.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13022
23022
33022
43022
53022
63022
73022
83022
93022
103022
113022
123022
133022
143022
153022
163022
173022
183022
193022
203022
213022
223022
233022
243022
253022
263022
273022
283022
293022
303022
313022

How March really feels in Açailândia

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.

Açailândia weather by month

How March compares with the rest of the year at a glance. March is the 11th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°25527.412.32.9
Feb30° / 22°26025.212.22.9
Mar30° / 22°30028.8122.8
Apr30° / 22°21024.611.93.1
May31° / 22°1021511.84.0
Jun32° / 21°153.311.74.8
Jul33° / 21°91.711.74.5
Aug34° / 22°40.711.84.0
Sep34° / 23°142.9123.7
Oct33° / 23°417.212.13.6
Nov32° / 23°10114.512.23.5
Dec31° / 22°16621.512.33.3

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time in March, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 7% of March, with mostly cloudy or overcast conditions the remaining 92%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11090
21090
31090
41090
5892
6892
7892
8892
9793
10793
11793
12793
13793
14793
15793
16793
17793
18793
19793
20793
21793
22793
23793
24892
25892
26892
27892
28892
29892
30991
31991

Chance of precipitation in March

Any precipitation

Açailândia gets around 300 mm of rain over 28.8 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 93% and peaks near 94% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
191
291
391
492
592
692
792
892
992
1093
1193
1293
1393
1493
1593
1694
1794
1894
1994
2094
2194
2294
2394
2494
2593
2693
2793
2892
2992
3091
3191

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 97% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
1973
2973
3973
4973
5973
6973
7973
8973
9973
10973
11973
12973
13973
14973
15973
16973
17973
18973
19973
20973
21973
22973
23973
24973
25964
26964
27964
28964
29964
30964
31964

Wind in March

Winds average 6 km/h in March.

Across March, daily wind ranges from about 6 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
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
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 06 min at the start of March to 12 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over March. Sunrise moves from 6:20 AM to 6:16 AM, and sunset from 6:26 PM to 6:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:206:26
212.16:206:26
312.16:206:26
412.16:206:25
512.16:206:25
612.16:206:25
712.16:206:24
812.16:206:24
912.16:206:24
1012.16:196:23
1112.16:196:23
1212.16:196:22
1312.06:196:22
1412.06:196:22
1512.06:196:21
1612.06:196:21
1712.06:196:20
1812.06:186:20
1912.06:186:19
2012.06:186:19
2112.06:186:18
2212.06:186:18
2312.06:186:18
2412.06:176:17
2512.06:176:17
2612.06:176:16
2712.06:176:16
2812.06:176:15
2912.06:166:15
3012.06:166:14
3112.06:166:14

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.47 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.47 kWh/m² to a high of 6.28 kWh/m² in September across the year — March's 4.47 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.6Bright
44.6Bright
54.6Bright
64.6Bright
74.6Bright
84.6Bright
94.5Bright
104.5Bright
114.5Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.5Bright
184.5Bright
194.4Bright
204.4Bright
214.4Bright
224.4Bright
234.4Bright
244.4Bright
254.4Bright
264.4Bright
274.4Bright
284.4Bright
294.4Bright
304.4Bright
314.4Bright
Planning a trip in March

Hazard calendar for Açailândia

In seasonPeak

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

Açailândia's monsoon runs December–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 Açailândia?

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

2.8
Sightseeing
12th-best month of the year
3.8
Beach & pool
12th-best month of the year

March is a weaker month for outdoor sightseeing in Açailândia.

What to pack for Açailândia in March

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

In March, Açailândia sees daytime highs around 30°C and nights near 22°C. Pack light clothes and rain gear. About 29 days see rain.

light clothesrain gear

UV index in Açailândia 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 Açailândia 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 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 11UV 15Jul 14UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Extreme
Jul10Extreme
Aug11Extreme
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec10Extreme

Air quality in Açailândia 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 Açailândia is worst in October — around 29 µg/m³ PM2.5 (moderate), about 4.9× the cleanest month (June, 6 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateOct 2329 µg/m³Jun 206 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb13Moderate
Mar13Moderate
Apr12Moderate
May9Good
Jun6Good
Jul7Good
Aug12Moderate
Sep23Moderate
Oct29Moderate
Nov29Moderate
Dec20Moderate
Location & terrain

Where is Açailândia?

Açailândia sits at 4.9°S, 47.5°W, 243 m above sea level, in Brazil. The nearest listed city is Itinga do Maranhão, 55 km away.

Topography around Açailândia

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

Within 3 km, the terrain around Açailândia has only modest variations in elevation — a maximum elevation change of 148 m around an average of 239 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 258 m; within 80 km, significant variations in elevation — a maximum elevation change of 354 m.

The land around Açailândia is covered by grassland (54%) and artificial surfaces (27%) within 3 km, grassland (51%) and trees (43%) within 16 km, and grassland (55%) and trees (41%) within 80 km.

3 km
148 m
16 km
258 m
80 km
354 m
treesgrasslandcroplandartificial surfaces
March weather nearby: Itinga do Maranhão 55 km · João Lisboa 57 km · Imperatriz 64 km · Rondon do Pará 65 km · Dom Eliseu 74 km · Bom Jesus das Selvas 89 km · Governador Edison Lobão 90 km · Araguatins 103 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 Açailândia (-4.9467°, -47.5047°, elevation 243 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).