Porto Acre weather in June

In June, Porto Acre sees average daytime highs of 30°C and overnight lows near 21°C, with 41 mm of rain across 8.6 wet days and about 11.5 hours of daylight. It is the 10th-warmest and 11th-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 38% of the time in June, and the air most often feels oppressive.

Daylight stretches from about 11 h 30 min at the start of June to 11 h 24 min by month's end. Set against the rest of the year, June is Porto Acre's 3rd-clearest and 8th-windiest month. For the whole year in context, see Porto Acre's year-round climate.

Daytime high
30°
10th warmest
Overnight low
21°
2nd coldest
Rainfall
41 mm
8.6 wet days
Daylight
11 h 24 min
5:47 AM – 5:14 PM
Cloud cover
52%
3rd clearest
Wind
5 km/h
8th windiest
Solar energy
4.32 kWh/m²
Travel score
5.0
out of 10

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical June day in Porto Acre reaches about 30°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 26°C and 33°C. Set against its neighbours, June runs on par with May and about 1°C cooler than July.

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
143021
153021
163021
173021
183021
193021
203021
213020
223020
233020
243120
253120
263120
273120
283120
293120
303120

How June really feels in Porto Acre

Once humidity and wind are folded in, June 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 June is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Porto Acre weather by month

How June compares with the rest of the year at a glance. June is the 10th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°26427.612.52.7
Feb30° / 23°26925.412.32.7
Mar30° / 23°2822812.12.7
Apr30° / 22°18924.811.83.0
May30° / 22°10217.511.64.1
Jun30° / 21°418.611.55.0
Jul31° / 20°26511.55.0
Aug33° / 21°477.511.73.9
Sep33° / 22°9013.411.93.1
Oct32° / 23°15220.712.22.8
Nov31° / 23°21323.812.42.7
Dec31° / 23°26627.312.52.7

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 25% of June, with mostly cloudy or overcast conditions the remaining 37%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14654
24753
34852
45149
55248
65446
75545
85743
95842
106040
116139
126238
136238
146337
156436
166535
176535
186634
196733
206733
216832
226832
236931
247030
257129
267129
277228
287228
297228
307426

Chance of precipitation in June

Any precipitation

Porto Acre gets around 41 mm of rain over 8.6 wet days in June. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 30% and peaks near 43% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
143
242
341
439
538
637
735
834
933
1032
1131
1230
1329
1429
1528
1628
1727
1827
1926
2026
2125
2225
2325
2424
2524
2624
2724
2823
2923
3023

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the oppressive band about 69% of days. Sticky, muggy-or-worse air turns up on roughly 92% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1014156812
2014156911
3014147110
401414729
501414729
601414738
701414738
801414747
901414747
1001414756
1101415746
1201515745
1301515745
1401516735
1502516734
1602517724
1712617704
1812618694
1912619693
2012719683
2112720673
2212721663
2312722653
2412823642
2512824632
2612825622
2712826612
2812727621
2912728611
3013729591

Wind in June

Winds average 5 km/h in June.

Across June, daily wind ranges from about 5 km/h on the calmest days to 6 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
185calm
195calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

Sunrise & sunset in June

DaylightNight

Daylight runs from about 11 h 30 min at the start of June to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over June. Sunrise moves from 5:43 AM to 5:50 AM, and sunset from 5:12 PM to 5:17 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.55:435:12
211.55:435:12
311.55:445:12
411.55:445:12
511.55:445:12
611.55:445:12
711.55:455:12
811.55:455:13
911.55:455:13
1011.55:465:13
1111.55:465:13
1211.55:465:13
1311.45:465:13
1411.45:475:13
1511.45:475:14
1611.45:475:14
1711.45:475:14
1811.45:485:14
1911.45:485:14
2011.45:485:14
2111.45:485:15
2211.45:485:15
2311.45:495:15
2411.45:495:15
2511.45:495:15
2611.45:495:16
2711.45:495:16
2811.45:505:16
2911.45:505:16
3011.45:505:17

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 4.32 kWh/m².

For context, solar energy here swings from a low near 4.21 kWh/m² to a high of 5.53 kWh/m² in September across the year — June's 4.32 kWh/m² sits near the bottom.

024151015202530
Solar energy (kWh/m²)Level
14.1Bright
24.2Bright
34.2Bright
44.2Bright
54.2Bright
64.2Bright
74.2Bright
84.2Bright
94.2Bright
104.2Bright
114.3Bright
124.3Bright
134.3Bright
144.3Bright
154.3Bright
164.3Bright
174.3Bright
184.4Bright
194.4Bright
204.4Bright
214.4Bright
224.4Bright
234.4Bright
244.5Bright
254.5Bright
264.5Bright
274.5Bright
284.5Bright
294.5Bright
304.5Bright
Planning a trip in June

Hazard calendar for Porto Acre

In seasonPeak

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

Porto Acre's rainy season runs October–April, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is June a good time to visit Porto Acre?

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

5.0
Sightseeing
1st-best month of the year
7.0
Beach & pool
2nd-best month of the year

June is a reasonable time to visit Porto Acre for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Porto Acre in June

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

In June, Porto Acre sees daytime highs around 30°C and nights near 21°C. Pack light clothes. Worth having: rain gear. About 9 days see rain.

light clothesrain gear

UV index in Porto Acre in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June 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 Porto Acre peaks around January 20 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 10 at about 5 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighExtremeJan 20UV 15Sep 10UV 5
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun9Very high
Jul8Very high
Aug6High
Sep5Moderate
Oct12Extreme
Nov13Extreme
Dec13Extreme

Air quality in Porto Acre in June

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where June falls, not just the annual average.

Air quality in Porto Acre is worst in September — around 100 µg/m³ PM2.5 (unhealthy), about 12.4× the cleanest month (June, 8 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateUnhealthyModerateGoodSep 1394 µg/m³Jun 98 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb13Moderate
Mar13Moderate
Apr10Good
May8Good
Jun8Good
Jul14Moderate
Aug65Unhealthy
Sep100Unhealthy
Oct27Moderate
Nov13Moderate
Dec11Good
Location & terrain

Where is Porto Acre?

Porto Acre sits at 9.6°S, 67.5°W, 121 m above sea level, in Brazil. The nearest listed city is Rio Branco, 53 km away.

Topography around Porto Acre

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

Within 3 km, the terrain around Porto Acre has only modest variations in elevation — a maximum elevation change of 70 m around an average of 140 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 105 m; within 80 km, only modest variations in elevation — a maximum elevation change of 145 m.

The land around Porto Acre is covered by trees (74%) and grassland (23%) within 3 km, trees (68%) and grassland (31%) within 16 km, and trees (65%) and grassland (35%) within 80 km.

3 km
70 m
16 km
105 m
80 km
145 m
treesgrasslandartificial surfaceswater
June weather nearby: Rio Branco 53 km · Senador Guiomard 66 km · Plácido de Castro 91 km · Boca do Acre 94 km · Sena Madureira 138 km · Xapuri 159 km · Brasiléia 207 km · Epitaciolândia 208 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 Porto Acre (-9.5883°, -67.5325°, elevation 121 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).