Promissão weather in April

In April, Promissão sees average daytime highs of 30°C and overnight lows near 20°C, with 58 mm of rain across 7 wet days and about 11.5 hours of daylight. It is the 8th-warmest and 7th-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 51% 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 Promissão's 5th-clearest and 8th-windiest month. For the whole year in context, see Promissão's year-round climate.

Daytime high
30°
8th warmest
Overnight low
20°
6th coldest
Rainfall
58 mm
7 wet days
Daylight
11 h 30 min
7:35 AM – 7:05 PM
Cloud cover
45%
5th clearest
Wind
9 km/h
8th windiest
Solar energy
5.01 kWh/m²
Travel score
5.7
out of 10

Promissão is human 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 Promissão reaches about 30°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 33°C. Set against its neighbours, April runs on par with March and about 3°C warmer than May.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13021
23021
33021
43021
53021
63021
73021
83021
93021
103021
113021
123021
133021
143020
153020
163020
173020
183020
193020
203020
213020
222920
232920
242919
252919
262919
272919
282919
292919
302919

How April really feels in Promissão

Once humidity and wind are folded in, April averages 5 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
5
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.

Promissão weather by month

How April compares with the rest of the year at a glance. April is the 8th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°23621.713.23.4
Feb31° / 22°17018.112.73.6
Mar30° / 22°13316.712.24.1
Apr30° / 20°58711.55.7
May27° / 17°495.3117.3
Jun27° / 16°303.610.77.9
Jul27° / 15°202.910.88.0
Aug29° / 17°243.111.36.6
Sep31° / 19°576.911.95.2
Oct31° / 20°10211.112.54.2
Nov31° / 21°14014.2134.0
Dec31° / 22°18719.513.33.6

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 51% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 13% of April, with mostly cloudy or overcast conditions the remaining 36%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15842
25842
35941
45941
56040
66139
76139
86139
96238
106238
116238
126238
136238
146238
156337
166436
176436
186535
196535
206535
216535
226634
236634
246733
256832
266832
276931
286931
296931
306832

Chance of precipitation in April

Any precipitation

Promissão gets around 58 mm of rain over 7 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 24% and peaks near 37% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
137
236
334
433
532
631
730
829
928
1027
1126
1226
1325
1424
1523
1622
1721
1821
1920
2020
2119
2218
2318
2417
2517
2616
2716
2815
2915
3015

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 43% of days. Sticky, muggy-or-worse air turns up on roughly 62% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
103144341
203144339
304144438
404144536
504154635
615154733
715154731
816164830
916174828
1016184827
1117194825
1227204823
1327224822
1428234820
1528244718
1628264717
1729274615
1829294614
1939314513
20310324411
21311344210
2231136419
2331237408
2441338387
2541439376
2651540365
2751640354
2861741333
2961841323
3071942302

Wind in April

Winds average 9 km/h in April.

Across April, daily wind ranges from about 9 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
149calm
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 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 7:30 AM to 7:40 AM, and sunset from 7:19 PM to 6:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.87:307:19
211.87:307:18
311.87:307:17
411.87:317:16
511.77:317:15
611.77:317:14
711.77:327:13
811.77:327:12
911.67:327:11
1011.67:337:10
1111.67:337:09
1211.67:337:08
1311.67:337:07
1411.57:347:07
1511.57:347:06
1611.57:357:05
1711.57:357:04
1811.57:357:03
1911.47:367:02
2011.47:367:01
2111.47:367:01
2211.47:377:00
2311.47:376:59
2411.37:376:58
2511.37:386:57
2611.37:386:57
2711.37:386:56
2811.37:396:55
2911.37:396:55
3011.27:406:54

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.01 kWh/m².

For context, solar energy here swings from a low near 3.79 kWh/m² to a high of 6.18 kWh/m² in November across the year — April's 5.01 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.2Bright
65.2Bright
75.1Bright
85.1Bright
95.1Bright
105.1Bright
115.1Bright
125.1Bright
135.1Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
204.9Bright
214.9Bright
224.9Bright
234.9Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.8Bright
294.7Bright
304.7Bright
Planning a trip in April

Hazard calendar for Promissão

In seasonPeak

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

Promissão'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 Promissão?

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

5.7
Sightseeing
5th-best month of the year
7.5
Beach & pool
5th-best month of the year

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

What to pack for Promissão in April

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

In April, Promissão sees daytime highs around 30°C and nights near 20°C. Pack light clothes. Worth having: sun protection. About 7 days see rain.

light clothessun protection

UV index in Promissão 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 Promissão peaks around January 21 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 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 highExtremeJan 21UV 15Jul 10UV 6
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Very high
May7Very high
Jun6High
Jul6High
Aug8Very high
Sep9Very high
Oct11Extreme
Nov13Extreme
Dec13Extreme

Air quality in Promissão 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 Promissão is worst in September — around 22 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (November, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1422 µg/m³Nov 238 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb9Good
Mar9Good
Apr10Good
May11Good
Jun11Good
Jul11Good
Aug18Moderate
Sep22Moderate
Oct15Moderate
Nov8Good
Dec8Good
Location & terrain

Where is Promissão?

Promissão sits at 21.5°S, 49.9°W, 428 m above sea level, in Brazil. The nearest listed city is Lins, 20 km away.

Topography around Promissão

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

Within 3 km, the terrain around Promissão has only modest variations in elevation — a maximum elevation change of 73 m around an average of 416 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 155 m; within 80 km, significant variations in elevation — a maximum elevation change of 375 m.

The land around Promissão is covered by cropland (45%) and grassland (22%) within 3 km, cropland (69%) within 16 km, and cropland (57%) and grassland (20%) within 80 km.

3 km
73 m
16 km
155 m
80 km
375 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Lins 20 km · Penápolis 26 km · Cafelândia 39 km · Birigui 57 km · Buritama 60 km · Pirajuí 66 km · Novo Horizonte 66 km · Araçatuba 70 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 Promissão (-21.5367°, -49.8581°, elevation 428 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).