Borba weather in August

In August, Borba sees average daytime highs of 32°C and overnight lows near 24°C, with 88 mm of rain across 16.1 wet days and about 11.9 hours of daylight. It is the 3rd-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 35% of the time in August, and the air most often feels miserable.

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 Borba's 2nd-clearest and 2nd-windiest month. For the whole year in context, see Borba's year-round climate.

Daytime high
32°
3rd warmest
Overnight low
24°
9th coldest
Rainfall
88 mm
16.1 wet days
Daylight
11 h 54 min
6:07 AM – 5:58 PM
Cloud cover
54%
2nd clearest
Wind
5 km/h
2nd windiest
Solar energy
5.1 kWh/m²
Travel score
3.4
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical August day in Borba reaches about 32°C in the afternoon and slips back to 24°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 34°C. Set against its neighbours, August runs about 1°C warmer than July and on par with September.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13224
23224
33224
43224
53224
63224
73224
83224
93224
103224
113224
123224
133224
143224
153224
163224
173224
183224
193224
203224
213224
223224
233224
243224
253224
263224
273224
283224
293224
303224
313224

How August really feels in Borba

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
4 feel dangerously hot (≥ 39°C)
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.

Borba weather by month

How August compares with the rest of the year at a glance. August is the 3rd-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°30528.612.22.7
Feb30° / 24°28626.312.12.6
Mar30° / 24°34529122.6
Apr30° / 24°31528.611.92.6
May30° / 23°23927.811.82.8
Jun31° / 23°11720.411.83.4
Jul31° / 23°8116.111.83.8
Aug32° / 24°8816.111.93.4
Sep32° / 24°13119.4122.9
Oct32° / 24°14821.312.12.7
Nov32° / 24°18323.512.22.6
Dec31° / 24°26327.712.22.6

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 26% of August, with mostly cloudy or overcast conditions the remaining 40%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16931
26931
36832
46733
56634
66634
76634
86436
96436
106337
116238
126238
136139
146139
156040
166040
176040
186040
196040
206040
215941
225941
235842
245743
255644
265644
275545
285446
295248
305149
315050

Chance of precipitation in August

Any precipitation

Borba gets around 88 mm of rain over 16.1 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 52% and peaks near 61% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
145
245
346
447
548
649
749
850
950
1051
1151
1251
1351
1451
1551
1651
1752
1852
1952
2052
2153
2253
2354
2455
2556
2657
2758
2859
2960
3060
3161

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the miserable band about 49% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
145442
245442
345442
445343
545343
645343
745244
845244
935344
1035344
1135245
1235245
1335245
1435146
1525147
1625147
1724948
1824949
1924850
2024751
2124652
2224553
2324454
2424355
2524256
2624157
2714059
2813960
2913960
3013861
3113861

Wind in August

Winds average 5 km/h in August.

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

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

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 6:10 AM to 6:01 AM, and sunset from 5:59 PM to 5:56 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:105:59
211.86:105:59
311.86:105:59
411.86:105:59
511.86:105:59
611.86:095:59
711.86:095:59
811.86:095:59
911.86:095:59
1011.86:085:59
1111.86:085:58
1211.86:085:58
1311.86:085:58
1411.86:075:58
1511.96:075:58
1611.96:075:58
1711.96:065:58
1811.96:065:58
1911.96:065:58
2011.96:055:58
2111.96:055:58
2211.96:055:57
2311.96:045:57
2411.96:045:57
2511.96:045:57
2611.96:035:57
2711.96:035:57
2811.96:025:56
2911.96:025:56
3011.96:015:56
3111.96:015:56

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.1 kWh/m².

For context, solar energy here swings from a low near 3.95 kWh/m² to a high of 5.42 kWh/m² in October across the year — August's 5.1 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.1Bright
145.1Bright
155.1Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.2Bright
255.2Bright
265.2Bright
275.2Bright
285.2Bright
295.2Bright
305.2Bright
315.2Bright
Planning a trip in August

Hazard calendar for Borba

In seasonPeak

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

Borba's rainy season runs November–May, when most of the year's rain falls.

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

Is August a good time to visit Borba?

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

3.4
Sightseeing
2nd-best month of the year
5.6
Beach & pool
2nd-best month of the year

August is a weaker month for outdoor sightseeing in Borba.

What to pack for Borba in August

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

In August, Borba sees daytime highs around 32°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 16 days see rain.

light clothesrain gearsun protection

UV index in Borba in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Borba peaks around March 12 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 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 highExtremeExtremeMar 12UV 15Jun 23UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May12Extreme
Jun10Very high
Jul10Very high
Aug11Extreme
Sep10Extreme
Oct10Very high
Nov10Very high
Dec12Extreme

Air quality in Borba 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 Borba is worst in September — around 27 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (June, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateSep 1927 µg/m³Jun 1410 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb14Moderate
Mar14Moderate
Apr13Moderate
May11Good
Jun10Good
Jul11Good
Aug22Moderate
Sep27Moderate
Oct26Moderate
Nov24Moderate
Dec18Moderate
Location & terrain

Where is Borba?

Borba sits at 4.4°S, 59.6°W, 30 m above sea level, in Brazil. The nearest listed city is Nova Olinda do Norte, 78 km away.

Topography around Borba

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

Within 3 km, the terrain around Borba has only modest variations in elevation — a maximum elevation change of 37 m around an average of 30 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 54 m; within 80 km, only modest variations in elevation — a maximum elevation change of 96 m.

The land around Borba is covered by trees (69%) within 3 km, trees (89%) within 16 km, and trees (93%) within 80 km.

3 km
37 m
16 km
54 m
80 km
96 m
treesgrasslandartificial surfaceswater
August weather nearby: Nova Olinda do Norte 78 km · Autazes 104 km · Careiro 111 km · Novo Aripuanã 119 km · Careiro da Várzea 135 km · Iranduba 140 km · Manaquiri 144 km · Manaus 151 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 Borba (-4.3914°, -59.5886°, elevation 30 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).