Rio Preto da Eva weather in April

In April, Rio Preto da Eva sees average daytime highs of 30°C and overnight lows near 23°C, with 330 mm of rain across 28.8 wet days and about 11.9 hours of daylight. It is the 12th-warmest and 2nd-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 April, and the air most often feels oppressive.

Daylight stretches from about 12 hours at the start of April to 11 h 54 min by month's end. Set against the rest of the year, April is Rio Preto da Eva's 12th-clearest and 9th-windiest month. For the whole year in context, see Rio Preto da Eva's year-round climate.

Daytime high
30°
12th warmest
Overnight low
23°
8th coldest
Rainfall
330 mm
28.8 wet days
Daylight
11 h 54 min
6:01 AM – 5:57 PM
Cloud cover
91%
12th clearest
Wind
5 km/h
9th windiest
Solar energy
3.88 kWh/m²
Travel score
2.7
out of 10

Rio Preto da Eva is settlement in Brazil.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

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

A typical April day in Rio Preto da Eva reaches about 30°C in the afternoon and slips back to 23°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 32°C. Set against its neighbours, April runs on par with March and on par with May.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13023
23023
33023
43023
53023
63023
73023
83023
93023
103023
113023
123023
133023
143023
153023
163023
173023
183023
193023
203023
213023
223023
233023
243023
253023
263023
273023
283023
293023
303023

How April really feels in Rio Preto da Eva

Once humidity and wind are folded in, April averages 30 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
30
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in April is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Rio Preto da Eva weather by month

How April compares with the rest of the year at a glance. April is the 12th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°25327.312.12.8
Feb30° / 23°2472512.12.9
Mar30° / 23°33428.9122.7
Apr30° / 23°33028.811.92.7
May30° / 23°27529.111.92.7
Jun30° / 23°14223.511.83.2
Jul31° / 22°9519.311.93.6
Aug32° / 23°8416.611.93.3
Sep33° / 23°9618.3122.8
Oct33° / 24°1322012.12.7
Nov32° / 24°16622.512.12.6
Dec31° / 23°23427.612.22.6

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 4% of April, with mostly cloudy or overcast conditions the remaining 96%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1694
2694
3694
4694
5694
6595
7496
8496
9496
10496
11496
12496
13397
14397
15397
16397
17397
18397
19397
20397
21496
22496
23496
24496
25496
26496
27496
28496
29496
30595

Chance of precipitation in April

Any precipitation

Rio Preto da Eva gets around 330 mm of rain over 28.8 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 96% and peaks near 97% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
193
294
394
494
595
695
795
895
995
1095
1196
1296
1396
1496
1596
1696
1797
1897
1997
2097
2197
2297
2397
2497
2597
2697
2797
2897
2997
3097

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the oppressive band about 74% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
17624
27624
37624
47525
57525
67525
77525
87624
97624
107624
117624
127624
137624
147624
157525
167525
177525
187426
197426
207327
217327
227228
237228
247129
257129
267129
277030
287030
297030
307030

Wind in April

Winds average 5 km/h in April.

Across April, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
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
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 hours at the start of April to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over April. Sunrise moves from 6:04 AM to 5:59 AM, and sunset from 6:03 PM to 5:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:046:03
212.06:046:02
312.06:046:02
412.06:036:02
512.06:036:01
612.06:036:01
712.06:036:00
812.06:026:00
912.06:026:00
1012.06:025:59
1112.06:025:59
1212.06:025:59
1311.96:015:58
1411.96:015:58
1511.96:015:58
1611.96:015:57
1711.96:015:57
1811.96:005:57
1911.96:005:56
2011.96:005:56
2111.96:005:56
2211.96:005:55
2311.96:005:55
2411.96:005:55
2511.95:595:55
2611.95:595:54
2711.95:595:54
2811.95:595:54
2911.95:595:54
3011.95:595:53

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 3.88 kWh/m².

For context, solar energy here swings from a low near 3.82 kWh/m² to a high of 5.43 kWh/m² in September across the year — April's 3.88 kWh/m² sits near the bottom.

012345151015202530
Solar energy (kWh/m²)Level
14.0Bright
24.0Bright
34.0Bright
44.0Bright
54.0Bright
64.0Bright
74.0Moderate
84.0Moderate
94.0Moderate
104.0Moderate
113.9Moderate
123.9Moderate
133.9Moderate
143.9Moderate
153.9Moderate
163.9Moderate
173.9Moderate
183.9Moderate
193.8Moderate
203.8Moderate
213.8Moderate
223.8Moderate
233.8Moderate
243.8Moderate
253.8Moderate
263.8Moderate
273.8Moderate
283.8Moderate
293.8Moderate
303.8Moderate
Planning a trip in April

Is April a good time to visit Rio Preto da Eva?

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

2.7
Sightseeing
7th-best month of the year
3.6
Beach & pool
12th-best month of the year

April is a weaker month for outdoor sightseeing in Rio Preto da Eva.

What to pack for Rio Preto da Eva in April

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

In April, Rio Preto da Eva sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. About 29 days see rain.

light clothesrain gear

UV index in Rio Preto da Eva in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April 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 Rio Preto da Eva peaks around March 12 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 13 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeExtremeMar 12UV 15Nov 13UV 10
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May12Extreme
Jun10Extreme
Jul10Extreme
Aug11Extreme
Sep11Extreme
Oct10Extreme
Nov10Very high
Dec12Extreme

Air quality in Rio Preto da Eva in April

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where April falls, not just the annual average.

Air quality in Rio Preto da Eva is worst in October — around 29 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (June, 12 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateOct 1129 µg/m³Jun 1412 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb16Moderate
Mar16Moderate
Apr15Moderate
May12Good
Jun12Good
Jul12Moderate
Aug20Moderate
Sep28Moderate
Oct29Moderate
Nov24Moderate
Dec18Moderate
Location & terrain

Where is Rio Preto da Eva?

Rio Preto da Eva sits at 2.7°S, 59.7°W, 39 m above sea level, in Brazil. The nearest listed city is Careiro da Várzea, 57 km away.

Topography around Rio Preto da Eva

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Rio Preto da Eva.

Within 3 km, the terrain around Rio Preto da Eva has only modest variations in elevation — a maximum elevation change of 93 m around an average of 58 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 148 m; within 80 km, only modest variations in elevation — a maximum elevation change of 208 m.

The land around Rio Preto da Eva is covered by trees (79%) within 3 km, trees (96%) within 16 km, and trees (88%) within 80 km.

3 km
93 m
16 km
148 m
80 km
208 m
treesgrasslandartificial surfaceswaterwetland
April weather nearby: Careiro da Várzea 57 km · Manaus 57 km · Presidente Figueiredo 82 km · Iranduba 85 km · Autazes 117 km · Manaquiri 117 km · Manacapuru 122 km · Novo Airão 138 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 Rio Preto da Eva (-2.698°, -59.7017°, elevation 39 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).