São José do Rio Preto weather in April

In April, São José do Rio Preto sees average daytime highs of 29°C and overnight lows near 20°C, with 70 mm of rain across 9.5 wet days and about 11.5 hours of daylight. It is the 9th-warmest and 7th-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 48% 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 18 min by month's end. Set against the rest of the year, April is São José do Rio Preto's 6th-clearest and 9th-windiest month. For the whole year in context, see São José do Rio Preto's year-round climate.

Daytime high
29°
9th warmest
Overnight low
20°
6th coldest
Rainfall
70 mm
9.5 wet days
Daylight
11 h 30 min
7:32 AM – 7:03 PM
Cloud cover
46%
6th clearest
Wind
8 km/h
9th windiest
Solar energy
5.04 kWh/m²
Travel score
5.6
out of 10

São José do Rio Preto is human settlement in Brazil.

Air quality
Moderate
PM2.5 14.8 µg/m³ · 2019

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 29°C through the month.

A typical April day in São José do Rio Preto reaches about 29°C in the afternoon and slips back to 20°C overnight — a 10°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, April runs on par with March and about 2°C warmer than May.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13021
23021
33021
43021
53020
63020
73020
83020
93020
103020
113020
123020
133020
142920
152920
162920
172920
182920
192919
202919
212919
222919
232919
242919
252919
262919
272919
282918
292918
302818

How April really feels in São José do Rio Preto

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.

São José do Rio Preto weather by month

How April compares with the rest of the year at a glance. April is the 9th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°27223.513.13.4
Feb30° / 22°20220.712.73.5
Mar30° / 21°18520.112.14.0
Apr29° / 20°709.511.55.6
May27° / 17°475117.4
Jun27° / 16°263.110.87.9
Jul27° / 16°152.310.98.0
Aug30° / 17°192.611.36.5
Sep31° / 19°59711.95.0
Oct31° / 21°1191312.54.1
Nov30° / 21°17217.6133.9
Dec30° / 21°23423.113.23.5

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 48% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 16% of April, with mostly cloudy or overcast conditions the remaining 35%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15644
25644
35743
45842
55941
66040
76139
86139
96139
106238
116238
126337
136337
146436
156436
166535
176535
186634
196634
206733
216832
226832
237030
247030
257129
267327
277327
287327
297426
307426

Chance of precipitation in April

Any precipitation

São José do Rio Preto gets around 70 mm of rain over 9.5 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 32% and peaks near 51% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
151
249
348
446
545
643
742
841
939
1038
1137
1236
1334
1433
1532
1631
1729
1828
1927
2026
2125
2224
2323
2422
2521
2620
2719
2818
2918
3017

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 44% of days. Sticky, muggy-or-worse air turns up on roughly 59% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
104125232
205125231
305135230
406145228
506145327
606155425
707165324
807175323
907195222
1018205120
1118225019
1218235018
1319254917
1419264815
1519284714
16110304613
17210314512
18211334410
1921234439
2021235419
2121337408
2231538387
2331638366
2441739355
2541939335
2652039324
2762239303
2862339293
2972539273
3082639252

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 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
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
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 7:28 AM to 7:37 AM, and sunset from 7:17 PM to 6:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.87:287:17
211.87:287:16
311.87:287:15
411.87:287:14
511.77:297:13
611.77:297:12
711.77:297:11
811.77:307:10
911.77:307:10
1011.67:307:09
1111.67:307:08
1211.67:317:07
1311.67:317:06
1411.67:317:05
1511.57:327:04
1611.57:327:03
1711.57:327:03
1811.57:337:02
1911.57:337:01
2011.47:337:00
2111.47:346:59
2211.47:346:59
2311.47:346:58
2411.47:356:57
2511.47:356:56
2611.37:356:56
2711.37:366:55
2811.37:366:54
2911.37:376:53
3011.37:376:53

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.04 kWh/m².

For context, solar energy here swings from a low near 3.93 kWh/m² to a high of 6.1 kWh/m² in October across the year — April's 5.04 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.1Bright
55.1Bright
65.1Bright
75.1Bright
85.1Bright
95.1Bright
105.1Bright
115.1Bright
125.1Bright
135.1Bright
145.1Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
234.9Bright
244.9Bright
254.9Bright
264.9Bright
274.9Bright
284.8Bright
294.8Bright
304.8Bright
Planning a trip in April

Hazard calendar for São José do Rio Preto

In seasonPeak

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

São José do Rio Preto'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 April a good time to visit São José do Rio Preto?

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

5.6
Sightseeing
5th-best month of the year
7.2
Beach & pool
6th-best month of the year

April is a reasonable time to visit São José do Rio Preto for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for São José do Rio Preto in April

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

In April, São José do Rio Preto sees daytime highs around 29°C and nights near 20°C. Pack light clothes. Worth having: rain gear and sun protection. About 10 days see rain.

light clothesrain gearsun protection

UV index in São José do Rio Preto 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 São José do Rio Preto peaks around January 22 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 22UV 15Jun 20UV 7
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Extreme
May8Very high
Jun7High
Jul7High
Aug8Very high
Sep10Very high
Oct10Extreme
Nov13Extreme
Dec14Extreme

Air quality in São José do Rio Preto 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 São José do Rio Preto is worst in September — around 30 µg/m³ PM2.5 (moderate), about 3.1× the cleanest month (November, 10 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to São José do Rio Preto's WHO annual average of 14.8 µg/m³.

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1429 µg/m³Nov 2210 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb12Good
Mar12Good
Apr12Moderate
May13Moderate
Jun13Moderate
Jul13Moderate
Aug23Moderate
Sep30Moderate
Oct19Moderate
Nov10Good
Dec10Good
Location & terrain

Where is São José do Rio Preto?

São José do Rio Preto sits at 20.8°S, 49.4°W, 505 m above sea level, in Brazil. The nearest listed city is Bady Bassitt, 13 km away.

Topography around São José do Rio Preto

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

Within 3 km, the terrain around São José do Rio Preto has only modest variations in elevation — a maximum elevation change of 96 m around an average of 515 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 168 m; within 80 km, significant variations in elevation — a maximum elevation change of 295 m.

The land around São José do Rio Preto is covered by artificial surfaces (83%) within 3 km, cropland (41%), trees (22%) and grassland (21%) within 16 km, and cropland (62%) within 80 km.

3 km
96 m
16 km
168 m
80 km
295 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Bady Bassitt 13 km · Mirassol 15 km · Guapiaçu 17 km · Potirendaba 25 km · Nova Granada 32 km · Monte Aprazível 35 km · Tanabi 35 km · Olímpia 49 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 José do Rio Preto (-20.8197°, -49.3794°, elevation 505 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).