Viana weather in April

In April, Viana sees average daytime highs of 28°C and overnight lows near 22°C, with 104 mm of rain across 14.5 wet days and about 11.5 hours of daylight. It is the 5th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 35% of the time in April, and the air most often feels oppressive.

Daylight stretches from about 11 h 48 min at the start of April to 11 h 18 min by month's end. Set against the rest of the year, April is Viana's 6th-clearest and 11th-windiest month. For the whole year in context, see Viana's year-round climate.

Daytime high
28°
5th warmest
Overnight low
22°
8th coldest
Rainfall
104 mm
14.5 wet days
Daylight
11 h 30 min
6:56 AM – 6:28 PM
Cloud cover
54%
6th clearest
Wind
9 km/h
11th windiest
Solar energy
4.72 kWh/m²
Travel score
5.5
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical April day in Viana reaches about 28°C in the afternoon and slips back to 22°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 31°C. Set against its neighbours, April runs about 2°C cooler than March and about 2°C warmer than May.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12922
22922
32922
42922
52922
62922
72922
82822
92822
102822
112822
122822
132822
142822
152822
162822
172822
182822
192822
202821
212821
222821
232821
242821
252821
262821
272721
282721
292721
302721

How April really feels in Viana

Once humidity and wind are folded in, April 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

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

Viana weather by month

How April compares with the rest of the year at a glance. April is the 5th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°13812.313.14.8
Feb30° / 23°941012.74.8
Mar30° / 23°15914.612.14.6
Apr28° / 22°10414.511.55.5
May26° / 20°6310.4116.7
Jun26° / 19°387.710.87.3
Jul25° / 18°428.210.97.5
Aug25° / 18°437.811.37.4
Sep26° / 19°639.811.96.8
Oct27° / 21°11311.912.56.2
Nov27° / 22°20816.1135.3
Dec29° / 23°20616.313.24.7

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 22% of April, with mostly cloudy or overcast conditions the remaining 43%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15446
25347
35347
45347
55347
65347
75347
85347
95347
105347
115446
125446
135545
145545
155644
165644
175743
185743
195941
205941
216040
226040
236238
246238
256337
266337
276337
286436
296436
306436

Chance of precipitation in April

Any precipitation

Viana gets around 104 mm of rain over 14.5 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 47% and peaks near 52% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
150
250
351
451
552
652
752
851
951
1051
1150
1250
1349
1448
1548
1647
1746
1846
1945
2045
2144
2244
2344
2443
2543
2642
2742
2841
2941
3040

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 64% of days. Sticky, muggy-or-worse air turns up on roughly 94% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
10119773
20119782
30220762
40220762
50220762
60221761
70222751
80323731
90324721
100325711
110325711
120426691
130427681
140427681
150528670
160528670
170529660
180629650
190630640
200731620
210732610
220833590
230834580
240936550
250937540
2601039510
2701041490
2801143460
2911145440
3011247410

Wind in April

Winds average 9 km/h in April.

Across April, 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.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
148calm
158calm
168calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 11 h 48 min at the start of April to 11 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 30 minutes over April. Sunrise moves from 6:52 AM to 7:01 AM, and sunset from 6:41 PM to 6:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:526:41
211.86:526:40
311.86:526:40
411.86:536:39
511.76:536:38
611.76:536:37
711.76:546:36
811.76:546:35
911.76:546:34
1011.66:546:33
1111.66:556:32
1211.66:556:32
1311.66:556:31
1411.66:566:30
1511.66:566:29
1611.56:566:28
1711.56:576:27
1811.56:576:27
1911.56:576:26
2011.56:576:25
2111.46:586:24
2211.46:586:23
2311.46:586:23
2411.46:596:22
2511.46:596:21
2611.46:596:21
2711.37:006:20
2811.37:006:19
2911.37:016:18
3011.37:016:18

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.72 kWh/m².

For context, solar energy here swings from a low near 3.69 kWh/m² to a high of 6.48 kWh/m² in February across the year — April's 4.72 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.0Bright
55.0Bright
65.0Bright
74.9Bright
84.9Bright
94.9Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.7Bright
164.7Bright
174.7Bright
184.7Bright
194.7Bright
204.6Bright
214.6Bright
224.6Bright
234.6Bright
244.6Bright
254.5Bright
264.5Bright
274.5Bright
284.5Bright
294.5Bright
304.4Bright
Planning a trip in April

Hazard calendar for Viana

In seasonPeak

In April, Viana sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Viana's rainy season runs October–January, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is April a good time to visit Viana?

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

5.5
Sightseeing
7th-best month of the year
6.3
Beach & pool
8th-best month of the year

April is a reasonable time to visit Viana for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Viana in April

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

In April, Viana sees daytime highs around 28°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 15 days see rain.

light clothesrain gearsun protection

Sea temperature near Viana in April

The nearest coast averages about 26°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 29 km away) is warmest in March at about 26°C and coldest in August near 23°C.

The water stays above 20°C all year — warm enough for a swim any month.

22°24°26°28°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan25Warm
Feb26Warm
Mar26Warm
Apr26Warm
May25Warm
Jun24Refreshing
Jul23Refreshing
Aug23Refreshing
Sep23Refreshing
Oct23Refreshing
Nov24Warm
Dec25Warm

UV index in Viana in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Viana peaks around February 10 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 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 14Jun 20UV 6
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar12Extreme
Apr10Very high
May7High
Jun6High
Jul6High
Aug8Very high
Sep10Very high
Oct12Extreme
Nov13Extreme
Dec13Extreme
Location & terrain

Where is Viana?

Viana sits at 20.4°S, 40.5°W, 35 m above sea level, in Brazil. The nearest listed city is Cariacica, 16 km away.

Topography around Viana

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

Within 3 km, the terrain around Viana has significant variations in elevation — a maximum elevation change of 380 m around an average of 79 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 885 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,980 m.

The land around Viana is covered by trees (48%) and grassland (48%) within 3 km, trees (61%) and grassland (31%) within 16 km, and trees (44%), water (30%) and grassland (23%) within 80 km.

3 km
380 m
16 km
885 m
80 km
1,980 m
treesgrasslandartificial surfaceswaterwetland
April weather nearby: Cariacica 16 km · Domingos Martins 17 km · Vitória 18 km · Marechal Floriano 20 km · Vila Velha 22 km · Guarapari 31 km · Serra 35 km · Santa Maria de Jetibá 48 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 Viana (-20.3903°, -40.4961°, elevation 35 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).