Sao Rafael weather in April

In April, Sao Rafael sees average daytime highs of 25°C and overnight lows near 18°C, with 114 mm of rain across 15.8 wet days and about 11.5 hours of daylight. It is the 5th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 20% of the time in April, and the air most often feels muggy.

Daylight stretches from about 11 h 48 min at the start of April to 11 h 12 min by month's end. Set against the rest of the year, April is Sao Rafael's 5th-clearest and 10th-windiest month. For the whole year in context, see Sao Rafael's year-round climate.

Daytime high
25°
5th warmest
Overnight low
18°
8th coldest
Rainfall
114 mm
15.8 wet days
Daylight
11 h 30 min
7:23 AM – 6:50 PM
Cloud cover
65%
5th clearest
Wind
8 km/h
10th windiest
Solar energy
4.34 kWh/m²
Travel score
5.7
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 25°C through the month.

A typical April day in Sao Rafael reaches about 25°C in the afternoon and slips back to 18°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 29°C. Set against its neighbours, April runs about 1°C cooler than March and about 3°C warmer than May.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12619
22619
32619
42618
52618
62618
72618
82618
92618
102618
112618
122618
132618
142618
152618
162618
172518
182518
192517
202517
212517
222517
232517
242517
252517
262517
272517
282517
292417
302416

Sao Rafael weather by month

How April compares with the rest of the year at a glance. April is the 5th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 20°33726.613.33.9
Feb28° / 20°2752312.84.0
Mar27° / 19°27124.612.24.3
Apr25° / 18°11415.811.55.7
May23° / 15°9612.110.96.4
Jun22° / 14°708.410.67.0
Jul22° / 13°848.310.77.1
Aug23° / 14°688.811.27.1
Sep24° / 15°12913.911.96.2
Oct25° / 17°15717.812.65.4
Nov25° / 18°20920.713.14.9
Dec27° / 19°25123.913.44.3

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 20% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 19% of April, with mostly cloudy or overcast conditions the remaining 60%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13070
23268
33268
43367
53466
63466
73565
83565
93763
103763
113763
123961
133961
144060
154060
164060
174159
184159
194258
204258
214357
224456
234456
244555
254555
264555
274654
284654
294654
304654

Chance of precipitation in April

Any precipitation

Sao Rafael gets around 114 mm of rain over 15.8 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 53% and peaks near 69% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
169
268
367
465
564
663
761
860
958
1057
1155
1254
1353
1452
1551
1650
1750
1849
1948
2048
2147
2247
2346
2446
2545
2645
2744
2844
2943
3043

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the muggy band about 46% of days. Sticky, muggy-or-worse air turns up on roughly 48% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
10526645
20525655
30625645
40725644
50725644
60825634
70826633
80926623
901027603
1001028602
1111129572
1211230552
1311331532
1411333521
1511434501
1611436481
1711538461
1811539441
1911541420
2011643400
2111744370
2221746350
2321847330
2421849300
2531950280
2632051260
2742051250
2842152230
2952153210
3062253190

Wind in April

Winds average 8 km/h in April.

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

0246810151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 11 h 48 min at the start of April to 11 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over April. Sunrise moves from 7:17 AM to 7:29 AM, and sunset from 7:04 PM to 6:38 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.87:177:04
211.87:177:03
311.77:177:02
411.77:187:01
511.77:187:00
611.77:196:59
711.77:196:58
811.67:196:57
911.67:206:56
1011.67:206:55
1111.67:206:54
1211.57:216:53
1311.57:216:52
1411.57:226:51
1511.57:226:51
1611.57:236:50
1711.47:236:49
1811.47:236:48
1911.47:246:47
2011.47:246:46
2111.37:256:45
2211.37:256:44
2311.37:256:43
2411.37:266:43
2511.37:266:42
2611.27:276:41
2711.27:276:40
2811.27:286:39
2911.27:286:39
3011.27:296:38

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.34 kWh/m².

For context, solar energy here swings from a low near 3.21 kWh/m² to a high of 5.74 kWh/m² in December across the year — April's 4.34 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.6Bright
44.6Bright
54.5Bright
64.5Bright
74.5Bright
84.5Bright
94.5Bright
104.5Bright
114.5Bright
124.4Bright
134.4Bright
144.4Bright
154.4Bright
164.3Bright
174.3Bright
184.3Bright
194.3Bright
204.3Bright
214.2Bright
224.2Bright
234.2Bright
244.1Bright
254.1Bright
264.1Bright
274.1Bright
284.0Bright
294.0Bright
304.0Moderate
Planning a trip in April

Hazard calendar for Sao Rafael

In seasonPeak

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

Sao Rafael's rainy season runs October–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 Sao Rafael?

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

5.7
Sightseeing
6th-best month of the year
5.3
Beach & pool
2nd-best month of the year

April is a reasonable time to visit Sao Rafael for sightseeing.

What to pack for Sao Rafael in April

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

In April, Sao Rafael sees daytime highs around 25°C and nights near 18°C. Pack rain gear. Worth having: light clothes. About 16 days see rain.

rain gearlight clothes

Sea temperature near Sao Rafael 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 43 km away) is warmest in February at about 27°C and coldest in August near 21°C.

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

20°25°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar27Warm
Apr26Warm
May24Refreshing
Jun22Refreshing
Jul21Refreshing
Aug21Refreshing
Sep21Refreshing
Oct22Refreshing
Nov23Refreshing
Dec25Warm

UV index in Sao Rafael in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sao Rafael peaks around February 8 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 14 at about 5 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeFeb 8UV 14Jul 14UV 5
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar10Extreme
Apr9Very high
May7High
Jun6High
Jul5Moderate
Aug7Very high
Sep8Very high
Oct11Extreme
Nov12Extreme
Dec14Extreme

Air quality in Sao Rafael 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 Sao Rafael is worst in July — around 52 µg/m³ PM2.5 (poor), about 2.1× the cleanest month (February, 24 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateJul 1451 µg/m³Feb 1225 µg/m³
PM2.5 (µg/m³)Level
Jan25Moderate
Feb24Moderate
Mar26Moderate
Apr28Moderate
May36Poor
Jun49Poor
Jul52Poor
Aug47Poor
Sep41Poor
Oct31Moderate
Nov25Moderate
Dec26Moderate
Location & terrain

Where is Sao Rafael?

Sao Rafael sits at 23.6°S, 46.5°W, 826 m above sea level, in Brazil. The nearest listed city is Iguatemi, 3.0 km away.

Topography around Sao Rafael

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

Within 3 km, the terrain around Sao Rafael has only modest variations in elevation — a maximum elevation change of 225 m around an average of 820 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 324 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,665 m.

The land around Sao Rafael is covered by artificial surfaces (68%) within 3 km, artificial surfaces (59%) and trees (32%) within 16 km, and trees (52%) and water (21%) within 80 km.

3 km
225 m
16 km
324 m
80 km
1,665 m
treesgrasslandcroplandartificial surfacesbare terrainwatermangroves
April weather nearby: Iguatemi 3.0 km · São Mateus 4.0 km · Mauá 4.0 km · Parque Do Carmo 6.0 km · Jose Bonifacio 7.0 km · Cidade Tiradentes 7.0 km · Sapopemba 8.0 km · Cidade Lider 8.0 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 Sao Rafael (-23.6282°, -46.4539°, elevation 826 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. 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).