Fonte Boa weather in April

In April, Fonte Boa sees average daytime highs of 30°C and overnight lows near 24°C, with 342 mm of rain across 27.8 wet days and about 11.9 hours of daylight. It is the 9th-warmest and 2nd-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 1% of the time in April, and the air most often feels miserable.

Daylight stretches from about 12 hours at the start of April to 11 h 54 min by month's end. Set against the rest of the year, April is Fonte Boa's 12th-clearest and 3rd-windiest month. For the whole year in context, see Fonte Boa's year-round climate.

Daytime high
30°
9th warmest
Overnight low
24°
6th coldest
Rainfall
342 mm
27.8 wet days
Daylight
11 h 54 min
6:26 AM – 6:23 PM
Cloud cover
89%
12th clearest
Wind
5 km/h
3rd windiest
Solar energy
4.09 kWh/m²
Travel score
2.7
out of 10

Fonte Boa 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 Fonte Boa reaches about 30°C in the afternoon and slips back to 24°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 32°C. Set against its neighbours, April runs on par with March and on par with May.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13024
23024
33024
43024
53024
63024
73024
83024
93024
103024
113024
123024
133024
143024
153024
163024
173024
183024
193024
203024
213024
223024
233024
243024
253024
263024
273024
283024
293024
303024

How April really feels in Fonte Boa

Once humidity and wind are folded in, April averages 30 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
30
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.

Fonte Boa weather by month

How April compares with the rest of the year at a glance. April is the 9th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 24°27326.812.12.8
Feb30° / 24°26923.812.12.8
Mar30° / 24°31628.4122.7
Apr30° / 24°34227.811.92.7
May30° / 24°35229.411.92.8
Jun29° / 23°23927.211.93.1
Jul30° / 23°16825.311.93.4
Aug31° / 23°13623.311.93.3
Sep31° / 24°15123.4123.0
Oct31° / 24°17524.712.12.8
Nov31° / 24°20525.512.12.7
Dec31° / 24°26428.512.12.6

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time in April, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 5% of April, with mostly cloudy or overcast conditions the remaining 94%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1892
2892
3793
4793
5793
6793
7694
8694
9694
10694
11694
12694
13694
14694
15694
16694
17595
18595
19496
20496
21496
22496
23496
24496
25496
26496
27496
28496
29496
30496

Chance of precipitation in April

Any precipitation

Fonte Boa gets around 342 mm of rain over 27.8 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 93% and peaks near 94% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
191
291
391
491
591
691
791
892
992
1092
1192
1292
1393
1493
1593
1693
1794
1894
1994
2094
2194
2294
2394
2494
2594
2694
2794
2894
2994
3094

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the miserable band about 88% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
11189
21189
31288
41288
51288
61288
71288
81288
91387
101387
111387
121387
131387
141387
151387
161288
171288
181288
191288
201288
211288
221189
231189
241189
251189
261189
271189
281189
291288
301288

Wind in April

Winds average 5 km/h in April.

Across April, daily wind ranges from about 4 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 hours at the start of April to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over April. Sunrise moves from 6:30 AM to 6:24 AM, and sunset from 6:28 PM to 6:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:306:28
212.06:296:28
312.06:296:28
412.06:296:27
512.06:296:27
612.06:286:26
712.06:286:26
812.06:286:26
912.06:286:25
1012.06:276:25
1112.06:276:25
1212.06:276:24
1312.06:276:24
1411.96:276:24
1511.96:266:23
1611.96:266:23
1711.96:266:23
1811.96:266:22
1911.96:266:22
2011.96:266:22
2111.96:256:21
2211.96:256:21
2311.96:256:21
2411.96:256:21
2511.96:256:20
2611.96:256:20
2711.96:256:20
2811.96:246:20
2911.96:246:19
3011.96:246:19

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.09 kWh/m².

For context, solar energy here swings from a low near 3.67 kWh/m² to a high of 5.23 kWh/m² in October across the year — April's 4.09 kWh/m² sits near the bottom.

012345151015202530
Solar energy (kWh/m²)Level
14.4Bright
24.3Bright
34.3Bright
44.3Bright
54.3Bright
64.3Bright
74.2Bright
84.2Bright
94.2Bright
104.2Bright
114.2Bright
124.2Bright
134.1Bright
144.1Bright
154.1Bright
164.1Bright
174.1Bright
184.0Bright
194.0Bright
204.0Bright
214.0Moderate
224.0Moderate
234.0Moderate
243.9Moderate
253.9Moderate
263.9Moderate
273.9Moderate
283.9Moderate
293.9Moderate
303.9Moderate
Planning a trip in April

Is April a good time to visit Fonte Boa?

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

2.7
Sightseeing
9th-best month of the year
3.7
Beach & pool
12th-best month of the year

April is a weaker month for outdoor sightseeing in Fonte Boa.

What to pack for Fonte Boa in April

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

In April, Fonte Boa sees daytime highs around 30°C and nights near 24°C. Pack light clothes and rain gear. About 28 days see rain.

light clothesrain gear

UV index in Fonte Boa in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Fonte Boa peaks around January 21 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 15 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeJan 21UV 14Jul 15UV 10
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar14Extreme
Apr14Extreme
May12Extreme
Jun11Extreme
Jul10Extreme
Aug11Extreme
Sep11Extreme
Oct12Extreme
Nov12Extreme
Dec12Extreme

Air quality in Fonte Boa 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 Fonte Boa is worst in March — around 17 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (June, 10 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateMar 1517 µg/m³Jun 1210 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb16Moderate
Mar17Moderate
Apr15Moderate
May10Good
Jun10Good
Jul11Good
Aug17Moderate
Sep16Moderate
Oct14Moderate
Nov14Moderate
Dec14Moderate
Location & terrain

Where is Fonte Boa?

Fonte Boa sits at 2.5°S, 66.1°W, 60 m above sea level, in Brazil. The nearest listed city is Maraã, 93 km away.

CarauariSão Gabriel da Cachoeira

Topography around Fonte Boa

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

Within 3 km, the terrain around Fonte Boa has only modest variations in elevation — a maximum elevation change of 46 m around an average of 52 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 53 m; within 80 km, only modest variations in elevation — a maximum elevation change of 60 m.

The land around Fonte Boa is covered by trees (51%), grassland (22%) and water (22%) within 3 km, trees (83%) within 16 km, and trees (94%) within 80 km.

3 km
46 m
16 km
53 m
80 km
60 m
treesgrasslandartificial surfaceswater
April weather nearby: Maraã 93 km · Uarini 121 km · Alvarães 163 km · Tefé 179 km · Tonantins 194 km · Santo Antônio do Içá 215 km · Carauari 278 km · São Gabriel da Cachoeira 288 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 Fonte Boa (-2.5139°, -66.0917°, elevation 60 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).