Riacho de Santana weather in April

In April, Riacho de Santana sees average daytime highs of 31°C and overnight lows near 21°C, with 43 mm of rain across 5.9 wet days and about 11.7 hours of daylight. It is the 7th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 37% of the time in April, and the air most often feels humid.

Daylight stretches from about 11 h 54 min at the start of April to 11 h 30 min by month's end. Set against the rest of the year, April is Riacho de Santana's 7th-clearest and 7th-windiest month. For the whole year in context, see Riacho de Santana's year-round climate.

Daytime high
31°
7th warmest
Overnight low
21°
6th coldest
Rainfall
43 mm
5.9 wet days
Daylight
11 h 42 min
6:01 AM – 5:43 PM
Cloud cover
53%
7th clearest
Wind
9 km/h
7th windiest
Solar energy
5.5 kWh/m²
Travel score
4.8
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical April day in Riacho de Santana reaches about 31°C in the afternoon and slips back to 21°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 34°C. Set against its neighbours, April runs on par with March and on par with May.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13121
23121
33121
43121
53121
63121
73121
83121
93121
103121
113121
123121
133121
143121
153121
163121
173121
183121
193121
203121
213121
223121
233121
243121
253121
263121
273121
283121
293121
303121

How April really feels in Riacho de Santana

Once humidity and wind are folded in, April averages 20 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
20
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.

Riacho de Santana weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 22°10611.612.74.1
Feb32° / 22°7710.812.54.0
Mar31° / 22°9611.712.14.1
Apr31° / 21°435.911.74.8
May31° / 20°81.611.45.5
Jun30° / 19°10.411.26.3
Jul30° / 18°00.111.36.5
Aug31° / 18°10.111.55.7
Sep33° / 20°61.311.94.2
Oct34° / 22°365.312.33.4
Nov32° / 22°12912.912.63.7
Dec31° / 22°10712.912.84.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 25% of April, with mostly cloudy or overcast conditions the remaining 38%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16040
26040
36040
46040
56040
66040
76040
86139
96139
106139
116139
126139
136040
146139
156139
166040
176139
186139
196238
206238
216238
226436
236436
246436
256436
266535
276634
286634
296634
306733

Chance of precipitation in April

Any precipitation

Riacho de Santana gets around 43 mm of rain over 5.9 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 20% and peaks near 30% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
130
230
329
428
527
627
726
826
925
1024
1124
1223
1322
1421
1520
1619
1718
1817
1916
2016
2115
2214
2314
2413
2513
2613
2712
2812
2911
3011

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the humid band about 47% of days. Sticky, muggy-or-worse air turns up on roughly 44% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
105374711
205384611
305394511
405394411
506404411
606404410
706404410
806414410
90641439
100642439
110642438
120643438
130744437
140744426
150745426
160846415
170847414
180848404
190949393
200950383
2101051372
2211051362
2311152342
2411154331
2511255311
2611256301
2711356291
2811358271
2911458261
3011558251

Wind in April

Winds average 9 km/h in April.

Across April, daily wind ranges from about 7 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
17calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
159calm
169calm
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 54 min at the start of April to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over April. Sunrise moves from 6:00 AM to 6:03 AM, and sunset from 5:53 PM to 5:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:005:53
211.96:005:52
311.96:005:52
411.86:005:51
511.86:005:50
611.86:005:49
711.86:005:49
811.86:005:48
911.86:005:47
1011.86:015:47
1111.86:015:46
1211.76:015:45
1311.76:015:45
1411.76:015:44
1511.76:015:44
1611.76:015:43
1711.76:015:42
1811.76:015:42
1911.76:015:41
2011.66:025:40
2111.66:025:40
2211.66:025:39
2311.66:025:39
2411.66:025:38
2511.66:025:38
2611.66:025:37
2711.66:035:37
2811.66:035:36
2911.56:035:36
3011.56:035:35

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.5 kWh/m².

For context, solar energy here swings from a low near 4.78 kWh/m² to a high of 6.61 kWh/m² in October across the year — April's 5.5 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.7Bright
55.7Bright
65.7Bright
75.6Bright
85.6Bright
95.6Bright
105.6Bright
115.6Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.4Bright
195.4Bright
205.4Bright
215.4Bright
225.4Bright
235.4Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
Planning a trip in April

Hazard calendar for Riacho de Santana

In seasonPeak

None of Riacho de Santana's seasonal hazards are active in April. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Riacho de Santana's rainy season runs November–March, 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 Riacho de Santana?

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

4.8
Sightseeing
5th-best month of the year
7.2
Beach & pool
6th-best month of the year

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

What to pack for Riacho de Santana in April

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

In April, Riacho de Santana sees daytime highs around 31°C and nights near 21°C. Pack light clothes. Worth having: sun protection. About 6 days see rain.

light clothessun protection

UV index in Riacho de Santana in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Riacho de Santana peaks around February 18 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 18UV 15Jul 10UV 9
UV index (midday)Level
Jan14Extreme
Feb16Extreme
Mar15Extreme
Apr12Extreme
May10Very high
Jun9Very high
Jul9Very high
Aug10Very high
Sep12Extreme
Oct13Extreme
Nov14Extreme
Dec13Extreme
Location & terrain

Where is Riacho de Santana?

Riacho de Santana sits at 13.6°S, 42.9°W, 626 m above sea level, in Brazil. The nearest listed city is Igaporã, 30 km away.

Topography around Riacho de Santana

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

Within 3 km, the terrain around Riacho de Santana has only modest variations in elevation — a maximum elevation change of 247 m around an average of 637 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 710 m; within 80 km, large variations in elevation — a maximum elevation change of 813 m.

The land around Riacho de Santana is covered by shrubs (31%), trees (29%) and grassland (26%) within 3 km, shrubs (40%), trees (32%) and grassland (20%) within 16 km, and shrubs (47%) and trees (21%) within 80 km.

3 km
247 m
16 km
710 m
80 km
813 m
treesshrubsgrasslandcroplandartificial surfaces
April weather nearby: Igaporã 30 km · Tanque Novo 49 km · Bom Jesus da Lapa 65 km · Serra do Ramalho 70 km · Guanambi 70 km · Macaúbas 71 km · Caetité 72 km · Palmas de Monte Alto 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 Riacho de Santana (-13.6092°, -42.9389°, elevation 626 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).