São João del Rei weather in March

In March, São João del Rei sees average daytime highs of 27°C and overnight lows near 18°C, with 147 mm of rain across 17.5 wet days and about 12.1 hours of daylight. It is the 3rd-warmest and 4th-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 16% of the time in March, and the air most often feels humid.

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 São João del Rei's 8th-clearest and 11th-windiest month. For the whole year in context, see São João del Rei's year-round climate.

Daytime high
27°
3rd warmest
Overnight low
18°
9th coldest
Rainfall
147 mm
17.5 wet days
Daylight
12 h 12 min
7:02 AM – 7:11 PM
Cloud cover
70%
8th clearest
Wind
8 km/h
11th windiest
Solar energy
4.94 kWh/m²
Travel score
5.3
out of 10

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 São João del Rei reaches about 27°C in the afternoon and slips back to 18°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 29°C. Set against its neighbours, March runs on par with February and about 1°C warmer than April.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12718
22718
32718
42718
52718
62718
72718
82718
92718
102718
112718
122718
132718
142718
152718
162718
172718
182718
192718
202718
212618
222618
232618
242618
252618
262617
272617
282617
292617
302617
312617

São João del Rei weather by month

How March compares with the rest of the year at a glance. March is the 3rd-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 18°22820.613.14.8
Feb27° / 18°13515.812.75.2
Mar27° / 18°14717.512.15.3
Apr26° / 16°498.711.56.9
May23° / 14°315.3117.6
Jun23° / 12°152.510.78.1
Jul23° / 12°10210.88.4
Aug24° / 13°172.811.38.5
Sep26° / 15°607.411.97.2
Oct26° / 16°10012.612.56.1
Nov26° / 17°18618.9135.1
Dec26° / 18°23822.313.34.6

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 19% of March, with mostly cloudy or overcast conditions the remaining 65%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13565
23565
33565
43565
53565
63664
73664
83664
93565
103565
113565
123466
133466
143466
153268
163268
173169
183169
193169
203268
213268
223268
233367
243466
253565
263763
273763
283961
294159
304258
314357

Chance of precipitation in March

Any precipitation

São João del Rei gets around 147 mm of rain over 17.5 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 56% and peaks near 61% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
161
261
361
461
561
660
760
860
960
1060
1159
1259
1359
1459
1559
1658
1758
1857
1956
2056
2155
2254
2353
2452
2551
2650
2749
2847
2946
3045
3145

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

Most of March feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, March lands in the humid band about 51% of days. Sticky, muggy-or-worse air turns up on roughly 40% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1055441
2065341
3065242
4065242
5065242
6065143
7065143
8065143
9065143
10065143
11065143
12075043
13075043
14075043
15084943
16084942
17084942
18094941
19195041
201105040
211105039
221115038
231115038
241115137
251125136
261125235
271125334
281135234
291135333
301135531
311145530

Wind in March

Winds average 8 km/h in March.

Across March, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

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 6:57 AM to 7:07 AM, and sunset from 7:24 PM to 6:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.56:577:24
212.46:577:23
312.46:577:22
412.46:587:22
512.46:587:21
612.46:597:20
712.36:597:19
812.36:597:18
912.37:007:17
1012.37:007:17
1112.37:007:16
1212.27:017:15
1312.27:017:14
1412.27:027:13
1512.27:027:12
1612.27:027:11
1712.17:037:10
1812.17:037:09
1912.17:037:08
2012.17:037:08
2112.07:047:07
2212.07:047:06
2312.07:047:05
2412.07:057:04
2512.07:057:03
2611.97:057:02
2711.97:067:01
2811.97:067:00
2911.97:066:59
3011.97:076:58
3111.87:076:57

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.94 kWh/m².

For context, solar energy here swings from a low near 3.69 kWh/m² to a high of 5.74 kWh/m² in February across the year — March's 4.94 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
115.1Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
174.9Bright
184.9Bright
194.9Bright
204.9Bright
214.8Bright
224.8Bright
234.8Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.7Bright
294.7Bright
304.7Bright
314.7Bright
Planning a trip in March

Hazard calendar for São João del Rei

In seasonPeak

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

São João del Rei'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 São João del Rei?

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

5.3
Sightseeing
8th-best month of the year
5.4
Beach & pool
9th-best month of the year

March is a reasonable time to visit São João del Rei for sightseeing.

What to pack for São João del Rei in March

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

In March, São João del Rei sees daytime highs around 27°C and nights near 18°C. Pack rain gear. Worth having: light clothes and sun protection. About 18 days see rain.

rain gearlight clothessun protection

UV index in São João del Rei in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 13 (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 del Rei peaks around February 9 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeFeb 9UV 15Jun 22UV 7
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar13Extreme
Apr10Extreme
May8Very high
Jun7High
Jul7High
Aug9Very high
Sep9Very high
Oct12Extreme
Nov14Extreme
Dec14Extreme

Air quality in São João del Rei 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 São João del Rei is worst in September — around 17 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (January, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1616 µg/m³Jan 118 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar9Good
Apr9Good
May10Good
Jun10Good
Jul9Good
Aug11Good
Sep17Moderate
Oct11Good
Nov9Good
Dec8Good
Location & terrain

Where is São João del Rei?

São João del Rei sits at 21.1°S, 44.3°W, 911 m above sea level, in Brazil. The nearest listed city is Barroso, 30 km away.

Topography around São João del Rei

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

Within 3 km, the terrain around São João del Rei has significant variations in elevation — a maximum elevation change of 301 m around an average of 956 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 531 m; within 80 km, large variations in elevation — a maximum elevation change of 1,184 m.

The land around São João del Rei is covered by grassland (42%), trees (28%) and artificial surfaces (28%) within 3 km, grassland (53%) and trees (38%) within 16 km, and grassland (56%) and trees (34%) within 80 km.

3 km
301 m
16 km
531 m
80 km
1,184 m
treesgrasslandcroplandartificial surfaces
March weather nearby: Barroso 30 km · Carandaí 51 km · Barbacena 52 km · Bom Sucesso 53 km · Santo Antônio do Amparo 71 km · Conselheiro Lafaiete 72 km · Oliveira 76 km · Carmópolis de Minas 77 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 del Rei (-21.1356°, -44.2617°, elevation 911 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).