São João Nepomuceno weather in March

In March, São João Nepomuceno sees average daytime highs of 29°C and overnight lows near 20°C, with 179 mm of rain across 18.4 wet days and about 12.2 hours of daylight. It is the 3rd-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 17% of the time in March, and the air most often feels muggy.

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

Daytime high
29°
3rd warmest
Overnight low
20°
9th coldest
Rainfall
179 mm
18.4 wet days
Daylight
12 h 12 min
6:57 AM – 7:06 PM
Cloud cover
68%
8th clearest
Wind
6 km/h
11th windiest
Solar energy
5.03 kWh/m²
Travel score
4.3
out of 10

São João Nepomuceno 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 29°C through the month.

A typical March day in São João Nepomuceno reaches about 29°C in the afternoon and slips back to 20°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 32°C. Set against its neighbours, March runs about 1°C cooler than February and about 2°C warmer than April.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13021
23021
33021
43021
53021
63021
73021
83021
93021
102921
112921
122920
132920
142920
152920
162920
172920
182920
192920
202920
212920
222920
232920
242920
252920
262920
272920
282920
292920
302920
312920

How March really feels in São João Nepomuceno

Once humidity and wind are folded in, March averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

March sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

São João Nepomuceno 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
Jan30° / 21°2621913.24.0
Feb30° / 21°15814.612.74.1
Mar29° / 20°17918.412.24.3
Apr28° / 19°7911.911.55.9
May25° / 16°478.1117.1
Jun25° / 14°173.910.78.0
Jul24° / 14°18410.88.1
Aug25° / 15°234.811.37.8
Sep27° / 16°689.211.96.7
Oct27° / 18°1241412.55.7
Nov28° / 19°24719.1134.7
Dec29° / 20°27921.613.34.0

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 22% of March, with mostly cloudy or overcast conditions the remaining 62%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13961
23961
33961
43961
54060
63961
73862
83961
93961
103862
113961
123961
133862
143862
153862
163763
173763
183763
193763
203763
213664
223763
233763
243763
253763
263763
273862
283961
293961
303961
313961

Chance of precipitation in March

Any precipitation

São João Nepomuceno gets around 179 mm of rain over 18.4 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 59% and peaks near 62% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
156
257
358
458
559
660
760
860
961
1061
1161
1262
1362
1462
1562
1662
1762
1862
1962
2061
2160
2259
2359
2458
2557
2656
2755
2854
2954
3053
3152

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, March lands in the muggy band about 64% of days. Sticky, muggy-or-worse air turns up on roughly 91% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1066628
2066628
3066529
4066430
5066430
6066331
7066331
8066331
9066232
10066232
11066232
12066232
13066232
14076231
15076231
16076330
17076429
18086329
19086428
20096427
21096526
220106525
230106624
240106723
251116622
261116721
271126720
281126720
291136719
302146618
312146618

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 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 6:51 AM to 7:02 AM, and sunset from 7:19 PM to 6:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.56:517:19
212.46:527:18
312.46:527:18
412.46:537:17
512.46:537:16
612.46:537:15
712.36:547:14
812.36:547:13
912.36:557:13
1012.36:557:12
1112.36:557:11
1212.26:567:10
1312.26:567:09
1412.26:567:08
1512.26:577:07
1612.26:577:06
1712.16:577:05
1812.16:587:04
1912.16:587:04
2012.16:587:03
2112.06:597:02
2212.06:597:01
2312.06:597:00
2412.07:006:59
2512.07:006:58
2611.97:006:57
2711.97:016:56
2811.97:016:55
2911.97:016:54
3011.97:026:53
3111.87:026:52

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 5.03 kWh/m².

For context, solar energy here swings from a low near 3.41 kWh/m² to a high of 5.94 kWh/m² in February across the year — March's 5.03 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.4Bright
55.4Bright
65.4Bright
75.3Bright
85.3Bright
95.3Bright
105.2Bright
115.2Bright
125.2Bright
135.2Bright
145.1Bright
155.1Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
204.9Bright
214.9Bright
224.9Bright
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 Nepomuceno

In seasonPeak

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

São João Nepomuceno'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 Nepomuceno?

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

4.3
Sightseeing
9th-best month of the year
5.6
Beach & pool
9th-best month of the year

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

What to pack for São João Nepomuceno in March

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

In March, São João Nepomuceno sees daytime highs around 29°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 18 days see rain.

light clothesrain gearsun protection

UV index in São João Nepomuceno 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 Nepomuceno peaks around February 10 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeFeb 10UV 15Jun 23UV 6
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Very high
May7High
Jun6High
Jul6High
Aug8Very high
Sep8Very high
Oct12Extreme
Nov14Extreme
Dec14Extreme

Air quality in São João Nepomuceno 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 Nepomuceno is worst in September — around 19 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (January, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1518 µg/m³Jan 1210 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb11Good
Mar11Good
Apr12Moderate
May14Moderate
Jun14Moderate
Jul14Moderate
Aug14Moderate
Sep19Moderate
Oct13Moderate
Nov11Good
Dec10Good
Location & terrain

Where is São João Nepomuceno?

São João Nepomuceno sits at 21.5°S, 43.0°W, 378 m above sea level, in Brazil. The nearest listed city is Rio Pomba, 34 km away.

Topography around São João Nepomuceno

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

Within 3 km, the terrain around São João Nepomuceno has significant variations in elevation — a maximum elevation change of 460 m around an average of 426 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 719 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,590 m.

The land around São João Nepomuceno is covered by grassland (63%) and trees (26%) within 3 km, grassland (67%) and trees (31%) within 16 km, and grassland (63%) and trees (36%) within 80 km.

3 km
460 m
16 km
719 m
80 km
1,590 m
treesgrasslandcroplandartificial surfaces
March weather nearby: Rio Pomba 34 km · Cataguases 37 km · Leopoldina 38 km · Tocantins 41 km · Juiz de Fora 43 km · Ubá 47 km · Além Paraíba 50 km · Sapucaia 52 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 Nepomuceno (-21.54°, -43.0106°, elevation 378 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).