Goiás weather in March

In March, Goiás sees average daytime highs of 30°C and overnight lows near 21°C, with 216 mm of rain across 24.3 wet days and about 12.1 hours of daylight. It is the 9th-warmest and 4th-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 16% of the time in March, and the air most often feels oppressive.

Daylight stretches from about 12 h 18 min at the start of March to 11 h 54 min by month's end. Set against the rest of the year, March is Goiás's 8th-clearest and 12th-windiest month. For the whole year in context, see Goiás's year-round climate.

Daytime high
30°
9th warmest
Overnight low
21°
8th coldest
Rainfall
216 mm
24.3 wet days
Daylight
12 h 06 min
7:27 AM – 7:34 PM
Cloud cover
71%
8th clearest
Wind
6 km/h
12th windiest
Solar energy
5.19 kWh/m²
Travel score
3.4
out of 10

Goiás 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 30°C through the month.

A typical March day in Goiás reaches about 30°C in the afternoon and slips back to 21°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 33°C. Set against its neighbours, March runs on par with February and about 1°C cooler than April.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13021
23021
33021
43021
53021
63021
73021
83021
93021
103021
113021
123021
133021
143021
153021
163021
173021
183021
193021
203021
213021
223021
233021
243021
253021
263021
273021
283021
293021
303021
313021

How March really feels in Goiás

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.

Goiás weather by month

How March compares with the rest of the year at a glance. March is the 9th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 21°27825.112.83.4
Feb30° / 21°2172312.53.3
Mar30° / 21°21624.312.13.4
Apr31° / 21°9513.711.74.3
May31° / 20°132.511.35.6
Jun31° / 19°30.711.16.1
Jul31° / 19°10.211.15.9
Aug33° / 20°50.911.54.5
Sep34° / 22°275.411.93.3
Oct33° / 22°11616.612.43.0
Nov30° / 22°20423.412.73.2
Dec29° / 21°27425.612.93.3

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 15% of March, with mostly cloudy or overcast conditions the remaining 68%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12872
22971
32971
43070
53169
63169
73268
83268
93268
103268
113268
123268
133268
143268
153169
163169
173169
183070
193070
203070
212971
222971
233169
243169
253268
263268
273565
283565
293763
303862
313961

Chance of precipitation in March

Any precipitation

Goiás gets around 216 mm of rain over 24.3 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 78% and peaks near 82% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
180
279
379
478
578
678
778
878
978
1078
1178
1279
1379
1480
1581
1681
1781
1882
1982
2082
2181
2281
2380
2479
2578
2677
2776
2874
2973
3072
3171

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 54% of days. Sticky, muggy-or-worse air turns up on roughly 98% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)
124751
234750
334750
434651
534651
634651
734552
834552
934552
1034552
1124454
1224454
1324355
1414356
1514356
1614257
1714257
1814257
1914257
2014257
2114257
2214257
2324256
2424355
2524355
2634354
2734354
2834453
2944452
3044452
3144452

Wind in March

Winds average 6 km/h in March, the calmest month.

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
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in March

DaylightNight

Daylight runs from about 12 h 18 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 24 minutes over March. Sunrise moves from 7:24 AM to 7:29 AM, and sunset from 7:44 PM to 7:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.37:247:44
212.37:247:43
312.37:247:43
412.37:247:42
512.37:257:41
612.37:257:41
712.27:257:40
812.27:257:39
912.27:267:39
1012.27:267:38
1112.27:267:37
1212.27:267:36
1312.27:267:36
1412.17:277:35
1512.17:277:34
1612.17:277:34
1712.17:277:33
1812.17:277:32
1912.17:277:31
2012.07:287:31
2112.07:287:30
2212.07:287:29
2312.07:287:28
2412.07:287:27
2512.07:287:27
2612.07:287:26
2711.97:297:25
2811.97:297:24
2911.97:297:24
3011.97:297:23
3111.97:297:22

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 5.19 kWh/m².

For context, solar energy here swings from a low near 4.56 kWh/m² to a high of 6.09 kWh/m² in October across the year — March's 5.19 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.4Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.2Bright
145.2Bright
155.2Bright
165.2Bright
175.2Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.1Bright
255.1Bright
265.1Bright
275.1Bright
285.1Bright
295.2Bright
305.2Bright
315.2Bright
Planning a trip in March

Hazard calendar for Goiás

In seasonPeak

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

Goiás's monsoon runs November–March, 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 Goiás?

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

3.4
Sightseeing
6th-best month of the year
4.6
Beach & pool
8th-best month of the year

March is a weaker month for outdoor sightseeing in Goiás.

What to pack for Goiás in March

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

In March, Goiás sees daytime highs around 30°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

UV index in Goiás in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Goiás peaks around January 23 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeJan 23UV 15Jun 22UV 8
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar14Extreme
Apr12Extreme
May9Very high
Jun8Very high
Jul8Very high
Aug10Very high
Sep12Extreme
Oct13Extreme
Nov13Extreme
Dec14Extreme

Air quality in Goiás 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 Goiás is worst in September — around 22 µg/m³ PM2.5 (moderate), about 4.9× the cleanest month (July, 4 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1820 µg/m³Jul 115 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb8Good
Mar8Good
Apr7Good
May6Good
Jun5Good
Jul4Good
Aug8Good
Sep22Moderate
Oct14Moderate
Nov7Good
Dec7Good
Location & terrain

Where is Goiás?

Goiás sits at 15.9°S, 50.1°W, 496 m above sea level, in Brazil. The nearest listed city is Itaberaí, 37 km away.

Topography around Goiás

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

Within 3 km, the terrain around Goiás has significant variations in elevation — a maximum elevation change of 402 m around an average of 556 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 676 m; within 80 km, large variations in elevation — a maximum elevation change of 858 m.

The land around Goiás is covered by trees (69%) within 3 km, trees (48%) and grassland (41%) within 16 km, and grassland (50%), trees (25%) and cropland (23%) within 80 km.

3 km
402 m
16 km
676 m
80 km
858 m
treesshrubsgrasslandcroplandartificial surfaces
March weather nearby: Itaberaí 37 km · Itapuranga 46 km · Anicuns 62 km · São Luís de Montes Belos 70 km · Jussara 78 km · Inhumas 83 km · Jaraguá 88 km · Ceres 91 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 Goiás (-15.9344°, -50.1403°, elevation 496 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).