Viana weather in October

In October, Viana sees average daytime highs of 31°C and overnight lows near 22°C, with 18 mm of rain across 4.3 wet days and about 12.2 hours of daylight. It is the 8th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 4% of the time in October, and the air most often feels muggy.

Daylight stretches from about 12 h 06 min at the start of October to 12 h 18 min by month's end. Set against the rest of the year, October is Viana's 6th-clearest and 1st-windiest month. For the whole year in context, see Viana's year-round climate.

Daytime high
31°
8th warmest
Overnight low
22°
5th coldest
Rainfall
18 mm
4.3 wet days
Daylight
12 h 12 min
5:46 AM – 5:58 PM
Cloud cover
76%
6th clearest
Wind
7 km/h
1st windiest
Solar energy
4.12 kWh/m²
Travel score
4.9
out of 10

Viana is city and municipality of Angola.

Density
8,286/km²
people per km²
Founded
1963

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical October day in Viana reaches about 31°C in the afternoon and slips back to 22°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 33°C. Set against its neighbours, October runs on par with September and on par with November.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13121
23121
33121
43121
53121
63121
73121
83121
93121
103121
113122
123122
133122
143122
153122
163122
173122
183122
193122
203122
213122
223122
233122
243122
253122
263122
273122
283123
293123
303123
313123

How October really feels in Viana

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

Viana weather by month

How October compares with the rest of the year at a glance. October 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
Jan32° / 23°801112.53.5
Feb33° / 24°8110.612.33.2
Mar32° / 24°12215.512.13.1
Apr32° / 24°14217.411.83.3
May32° / 22°152.711.64.9
Jun30° / 20°0011.56.5
Jul29° / 18°0011.57.2
Aug29° / 18°20.311.76.8
Sep30° / 20°61.411.95.7
Oct31° / 22°184.312.24.9
Nov31° / 23°7812.512.43.8
Dec32° / 23°8012.512.53.7

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 4% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 13% of October, with mostly cloudy or overcast conditions the remaining 83%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13070
22872
32773
42674
52476
62476
72278
82179
92179
101981
111882
121882
131783
141684
151486
161486
171486
181486
191387
201387
211387
221387
231288
241288
251189
261189
271189
281189
291189
301189
311288

Chance of precipitation in October

Any precipitation

Viana gets around 18 mm of rain over 4.3 wet days in October. 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 31% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
16
27
37
48
58
68
79
89
99
1010
1110
1211
1311
1412
1512
1613
1713
1814
1915
2015
2116
2217
2318
2420
2521
2623
2724
2826
2927
3029
3131

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the muggy band about 75% of days. Sticky, muggy-or-worse air turns up on roughly 94% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)
116831
214851
313852
412862
511863
610873
79874
88875
97885
107876
116877
126859
1358510
1458411
1558213
1658015
1747917
1847719
1947521
2047224
2147026
2246729
2336631
2436334
2536037
2635839
2735542
2825444
2925246
3025048
3124850

Wind in October

Winds average 7 km/h in October, the windiest month of the year.

Across October, daily wind ranges from about 6 km/h on the calmest days to 7 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
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
316calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 06 min at the start of October to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over October. Sunrise moves from 5:53 AM to 5:41 AM, and sunset from 5:58 PM to 5:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.15:535:58
212.15:535:58
312.15:525:58
412.15:515:58
512.15:515:58
612.15:505:58
712.15:505:57
812.15:495:57
912.15:495:57
1012.25:485:57
1112.25:485:57
1212.25:475:57
1312.25:475:57
1412.25:465:57
1512.25:465:58
1612.25:465:58
1712.25:455:58
1812.25:455:58
1912.25:445:58
2012.25:445:58
2112.25:445:58
2212.25:435:58
2312.35:435:58
2412.35:435:58
2512.35:425:58
2612.35:425:59
2712.35:425:59
2812.35:415:59
2912.35:415:59
3012.35:415:59
3112.35:415:59

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 4.12 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.12 kWh/m² to a high of 5.55 kWh/m² in February across the year — October's 4.12 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.3Bright
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
184.1Bright
194.1Bright
204.1Bright
214.1Bright
224.1Bright
234.1Bright
244.1Bright
254.1Bright
264.1Bright
274.1Bright
284.1Bright
294.1Bright
304.2Bright
314.2Bright
Planning a trip in October

Hazard calendar for Viana

In seasonPeak

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

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

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

Is October a good time to visit Viana?

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

4.9
Sightseeing
5th-best month of the year
7.1
Beach & pool
6th-best month of the year

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

What to pack for Viana in October

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

In October, Viana sees daytime highs around 31°C and nights near 22°C. Pack light clothes. About 4 days see rain.

light clothes

Sea temperature near Viana in October

The nearest coast averages about 24°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 28 km away) is warmest in March at about 28°C and coldest in August near 20°C.

The water stays above 20°C all year — warm enough for a swim any month.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb28Warm
Mar28Warm
Apr27Warm
May25Warm
Jun23Refreshing
Jul21Refreshing
Aug20Refreshing
Sep22Refreshing
Oct24Warm
Nov26Warm
Dec26Warm

UV index in Viana in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October 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 Viana peaks around March 14 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near August 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 highExtremeMar 14UV 15Aug 10UV 6
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar15Extreme
Apr13Extreme
May9Very high
Jun7High
Jul6High
Aug6High
Sep10Very high
Oct11Extreme
Nov12Extreme
Dec12Extreme

Air quality in Viana in October

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Viana is worst in July — around 47 µg/m³ PM2.5 (poor), about 2.1× the cleanest month (January, 23 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateJul 1847 µg/m³Jan 1923 µg/m³
PM2.5 (µg/m³)Level
Jan23Moderate
Feb24Moderate
Mar29Moderate
Apr34Moderate
May35Moderate
Jun41Poor
Jul47Poor
Aug43Poor
Sep32Moderate
Oct27Moderate
Nov25Moderate
Dec26Moderate
Location & terrain

Where is Viana?

Viana sits at 8.9°S, 13.4°E, 128 m above sea level, in Angola. The nearest listed city is Mulenvos, 6.0 km away.

Topography around Viana

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

Within 3 km, the terrain around Viana has only modest variations in elevation — a maximum elevation change of 69 m around an average of 121 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 165 m; within 80 km, significant variations in elevation — a maximum elevation change of 585 m.

The land around Viana is covered by artificial surfaces (87%) within 3 km, artificial surfaces (53%) and grassland (42%) within 16 km, and water (33%), grassland (29%) and trees (28%) within 80 km.

3 km
69 m
16 km
165 m
80 km
585 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
October weather nearby: Mulenvos 6.0 km · Vila Flor 11 km · Kima Kieza 12 km · Zango 12 km · Cazenga 13 km · Camama 13 km · Kilamba 13 km · Golfe 13 km

Angola travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
220 V · 50 Hz
Prices
≈ 35% of US
price level, 2025
GDP per capita
$3,129
2025
Happiness
3.8 / 10
World Happiness, 2017
Homicide rate
4.1
per 100k, 2016
Road deaths
26.1
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Very low
EF EPI 413
Religion
Roman Catholic 41%Protestant 38%none 12%other 9%

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 Viana (-8.9055°, 13.375°, elevation 128 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).