Pacajá weather in August

In August, Pacajá sees average daytime highs of 34°C and overnight lows near 23°C, with 22 mm of rain across 4.6 wet days and about 11.9 hours of daylight. It is the 2nd-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 34°C through the month. The sky is clear or mostly clear about 55% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 11 h 48 min at the start of August to 11 h 54 min by month's end. Set against the rest of the year, August is Pacajá's 1st-clearest and 2nd-windiest month. For the whole year in context, see Pacajá's year-round climate.

Daytime high
34°
2nd warmest
Overnight low
23°
8th coldest
Rainfall
22 mm
4.6 wet days
Daylight
11 h 54 min
6:30 AM – 6:23 PM
Cloud cover
41%
1st clearest
Wind
8 km/h
2nd windiest
Solar energy
5.67 kWh/m²
Travel score
3.6
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 34°C through the month.

A typical August day in Pacajá reaches about 34°C in the afternoon and slips back to 23°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 36°C. Set against its neighbours, August runs about 1°C warmer than July and on par with September.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13422
23422
33423
43423
53423
63423
73423
83423
93423
103423
113423
123423
133423
143423
153423
163423
173423
183423
193423
203423
213423
223423
233423
243423
253423
263423
273423
283423
293423
303423
313423

How August really feels in Pacajá

Once humidity and wind are folded in, August averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Pacajá weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°31028.812.22.6
Feb30° / 23°33726.512.12.6
Mar30° / 23°40229.6122.6
Apr31° / 23°30628.411.92.5
May31° / 23°17524.811.83.0
Jun32° / 22°6212.911.84.0
Jul33° / 22°317.111.84.1
Aug34° / 23°224.611.93.6
Sep34° / 24°296.1123.3
Oct34° / 24°7011.412.13.1
Nov33° / 24°1231712.23.0
Dec32° / 23°20023.612.22.8

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 55% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 27% of August, with mostly cloudy or overcast conditions the remaining 18%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18317
28317
38317
48317
58317
68218
78218
88218
98218
108218
118218
128218
138119
148119
158119
168119
178218
188218
198218
208218
218218
228218
238218
248218
258317
268317
278317
288119
298119
308119
318119

Chance of precipitation in August

Any precipitation

Pacajá gets around 22 mm of rain over 4.6 wet days in August, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 15% and peaks near 17% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
112
213
313
413
513
614
714
814
915
1015
1115
1215
1316
1416
1516
1616
1716
1816
1916
2015
2115
2215
2315
2415
2515
2615
2715
2815
2916
3016
3117

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the oppressive band about 64% of days. Sticky, muggy-or-worse air turns up on roughly 92% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
12103256
22103256
32113255
42113156
52113156
62103157
71103158
81103158
9193159
10193159
11193159
12183160
13183160
14183160
15173161
16173161
17173062
18163063
19162964
20152965
21152866
22142768
23142768
24132670
25132571
26122572
27022474
28012475
29012376
30012376
31012376

Wind in August

Winds average 8 km/h in August.

Across August, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 48 min at the start of August to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over August. Sunrise moves from 6:34 AM to 6:25 AM, and sunset from 6:24 PM to 6:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:346:24
211.86:346:24
311.86:336:24
411.86:336:24
511.86:336:24
611.86:336:24
711.86:336:24
811.86:326:23
911.96:326:23
1011.96:326:23
1111.96:326:23
1211.96:326:23
1311.96:316:23
1411.96:316:23
1511.96:316:23
1611.96:306:23
1711.96:306:23
1811.96:306:23
1911.96:296:22
2011.96:296:22
2111.96:296:22
2211.96:286:22
2311.96:286:22
2411.96:286:22
2511.96:276:21
2611.96:276:21
2711.96:276:21
2811.96:266:21
2911.96:266:21
3011.96:256:20
3111.96:256:20

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.67 kWh/m².

For context, solar energy here swings from a low near 3.97 kWh/m² to a high of 6.14 kWh/m² in October across the year — August's 5.67 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
215.7Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.8Bright
275.8Bright
285.8Bright
295.9Bright
305.9Bright
315.9Bright
Planning a trip in August

Hazard calendar for Pacajá

In seasonPeak

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

Pacajá's monsoon runs December–April, when most of the year's rain falls.

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

Is August a good time to visit Pacajá?

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

3.6
Sightseeing
3rd-best month of the year
7.0
Beach & pool
1st-best month of the year

August is a weaker month for outdoor sightseeing in Pacajá. The water and warmth also suit a beach or pool day.

What to pack for Pacajá in August

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

In August, Pacajá sees daytime highs around 34°C and nights near 23°C. Pack light clothes. Worth having: sun protection. About 5 days see rain.

light clothessun protection

UV index in Pacajá in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Pacajá peaks around March 14 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 19 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeVery highMar 14UV 15Nov 19UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Extreme
Jul10Very high
Aug10Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec10Extreme

Air quality in Pacajá in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Pacajá is worst in October — around 56 µg/m³ PM2.5 (unhealthy), about 7.1× the cleanest month (June, 8 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModeratePoorUnhealthyModerateOct 2456 µg/m³Jun 228 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb15Moderate
Mar14Moderate
Apr13Moderate
May10Good
Jun8Good
Jul8Good
Aug14Moderate
Sep30Moderate
Oct56Unhealthy
Nov56Unhealthy
Dec20Moderate
Location & terrain

Where is Pacajá?

Pacajá sits at 3.8°S, 50.6°W, 95 m above sea level, in Brazil. The nearest listed city is Anapu, 74 km away.

Topography around Pacajá

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

Within 3 km, the terrain around Pacajá has only modest variations in elevation — a maximum elevation change of 93 m around an average of 89 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 210 m; within 80 km, significant variations in elevation — a maximum elevation change of 419 m.

The land around Pacajá is covered by grassland (54%) and trees (35%) within 3 km, trees (51%) and grassland (48%) within 16 km, and trees (66%) and grassland (34%) within 80 km.

3 km
93 m
16 km
210 m
80 km
419 m
treesgrasslandartificial surfaceswater
August weather nearby: Anapu 74 km · Tucuruí 107 km · Novo Repartimento 108 km · Breu Branco 127 km · Baião 158 km · Goianésia do Pará 171 km · Jacundá 182 km · Vitória do Xingu 186 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 Pacajá (-3.8378°, -50.6375°, elevation 95 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).