Kilwa Masoko weather in August

In August, Kilwa Masoko sees average daytime highs of 27°C and overnight lows near 22°C, with 7 mm of rain across 1.9 wet days and about 11.7 hours of daylight. It is the 12th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 72% of the time in August, and the air most often feels muggy.

Daylight stretches from about 11 h 36 min at the start of August to 11 h 48 min by month's end. Set against the rest of the year, August is Kilwa Masoko's 3rd-clearest and 4th-windiest month. For the whole year in context, see Kilwa Masoko's year-round climate.

Daytime high
27°
12th warmest
Overnight low
22°
1st coldest
Rainfall
7 mm
1.9 wet days
Daylight
11 h 42 min
6:35 AM – 6:17 PM
Cloud cover
33%
3rd clearest
Wind
17 km/h
4th windiest
Solar energy
5.48 kWh/m²
Travel score
8.2
out of 10

Kilwa Masoko is human settlement.

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical August day in Kilwa Masoko reaches about 27°C in the afternoon and slips back to 22°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 28°C. Set against its neighbours, August runs on par with July and on par with September.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12722
22722
32722
42722
52722
62722
72722
82722
92722
102722
112722
122722
132722
142722
152722
162722
172722
182722
192723
202723
212723
222723
232723
242723
252723
262723
272723
282723
292723
302723
312723

How August really feels in Kilwa Masoko

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

August sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Kilwa Masoko weather by month

How August compares with the rest of the year at a glance. August is the 12th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 26°11216.512.54.5
Feb29° / 26°10915.112.34.4
Mar29° / 25°18723.812.13.8
Apr29° / 25°17621.611.84.2
May28° / 24°619.611.66.1
Jun28° / 23°132.711.57.5
Jul27° / 23°61.311.58.1
Aug27° / 22°71.911.78.2
Sep27° / 23°103.111.98.0
Oct28° / 24°256.312.27.1
Nov29° / 25°5213.712.45.4
Dec29° / 26°10818.612.54.5

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 72% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 17% of August, with mostly cloudy or overcast conditions the remaining 11%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18911
28911
38911
48812
58812
68812
78812
88812
98812
108812
118812
128812
138812
148812
158812
168812
178812
188911
199010
209010
219010
229010
239010
249010
259010
26919
27919
28919
29928
30928
31928

Chance of precipitation in August

Any precipitation

Kilwa Masoko gets around 7 mm of rain over 1.9 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 6% and peaks near 7% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
15
25
35
45
56
66
76
86
96
106
116
126
136
146
156
167
177
187
197
207
217
227
237
246
256
266
276
286
296
306
316

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the muggy band about 87% of days. Sticky, muggy-or-worse air turns up on roughly 92% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1017803
2016813
3015823
4014833
5013843
6012853
7112843
8111853
9110863
10110863
1119873
1218883
1318874
1417884
1517884
1616894
1716894
1816894
1915904
2015904
2105905
2205905
2304915
2404915
2504915
2604906
2704906
2804897
2904897
3004888
3103898

Wind in August

Winds average 17 km/h in August.

Across August, daily wind ranges from about 16 km/h on the calmest days to 18 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
118light breeze
218light breeze
318light breeze
418light breeze
518light breeze
618light breeze
718light breeze
818light breeze
918light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1717light breeze
1817light breeze
1917light breeze
2017light breeze
2117light breeze
2217light breeze
2317light breeze
2417light breeze
2517light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 36 min at the start of August to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over August. Sunrise moves from 6:40 AM to 6:27 AM, and sunset from 6:16 PM to 6:17 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:406:16
211.66:406:16
311.66:396:16
411.66:396:16
511.66:396:17
611.66:396:17
711.66:386:17
811.66:386:17
911.76:386:17
1011.76:376:17
1111.76:376:17
1211.76:376:17
1311.76:366:17
1411.76:366:17
1511.76:356:17
1611.76:356:17
1711.76:346:17
1811.76:346:17
1911.76:346:17
2011.76:336:17
2111.76:336:17
2211.76:326:17
2311.86:326:17
2411.86:316:17
2511.86:316:17
2611.86:306:17
2711.86:306:17
2811.86:296:17
2911.86:296:17
3011.86:286:17
3111.86:276:17

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.48 kWh/m².

For context, solar energy here swings from a low near 4.93 kWh/m² to a high of 6.46 kWh/m² in October across the year — August's 5.48 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.4Bright
125.4Bright
135.4Bright
145.4Bright
155.4Bright
165.5Bright
175.5Bright
185.5Bright
195.5Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.7Bright
255.7Bright
265.7Bright
275.7Bright
285.7Bright
295.8Bright
305.8Bright
315.8Bright
Planning a trip in August

Hazard calendar for Kilwa Masoko

In seasonPeak

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

Kilwa Masoko sits in the South Indian Ocean cyclone belt; the season peaks January–March.

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

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

Is August a good time to visit Kilwa Masoko?

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

8.2
Sightseeing
1st-best month of the year
8.4
Beach & pool
3rd-best month of the year

August is one of the better times to visit Kilwa Masoko for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Kilwa Masoko in August

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

In August, Kilwa Masoko sees daytime highs around 27°C and nights near 22°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

Sea temperature near Kilwa Masoko in August

The nearest coast averages about 26°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 13 km away) is warmest in March at about 29°C and coldest in August near 26°C.

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

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr29Tropical
May28Tropical
Jun27Warm
Jul26Warm
Aug26Warm
Sep26Warm
Oct27Warm
Nov28Warm
Dec29Tropical

UV index in Kilwa Masoko 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 Kilwa Masoko peaks around March 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 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 highExtremeMar 15UV 15Jun 22UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar15Extreme
Apr13Extreme
May10Extreme
Jun10Very high
Jul10Very high
Aug11Extreme
Sep12Extreme
Oct13Extreme
Nov13Extreme
Dec13Extreme

Air quality in Kilwa Masoko 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 Kilwa Masoko is worst in January — around 15 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (November, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodJan 2015 µg/m³Apr 228 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb13Moderate
Mar9Good
Apr8Good
May8Good
Jun8Good
Jul10Good
Aug10Good
Sep9Good
Oct10Good
Nov8Good
Dec9Good
Location & terrain

Where is Kilwa Masoko?

Kilwa Masoko sits at 8.9°S, 39.5°E, 23 m above sea level, in Tanzania. The nearest listed city is Kilindoni, 114 km away.

KilindoniLindiIkwiririRuangwaKibitiBunguNyangaoMtwara

Topography around Kilwa Masoko

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

Within 3 km, the terrain around Kilwa Masoko has only modest variations in elevation — a maximum elevation change of 20 m around an average of 5 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 114 m; within 80 km, significant variations in elevation — a maximum elevation change of 559 m.

The land around Kilwa Masoko is covered by water (45%) and grassland (31%) within 3 km, water (57%) within 16 km, and water (42%) and trees (37%) within 80 km.

3 km
20 m
16 km
114 m
80 km
559 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
August weather nearby: Kilindoni 114 km · Lindi 121 km · Ikwiriri 123 km · Ruangwa 142 km · Kibiti 148 km · Bungu 152 km · Nyangao 159 km · Mtwara 166 km

Tanzania travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type D / G
230 V · 50 Hz
Prices
≈ 29% of US
price level, 2025
GDP per capita
$1,319
2025
Happiness
3.9 / 10
World Happiness, 2025
Safe drinking water
31%
of population, 2024
Homicide rate
3.7
per 100k, 2020
Road deaths
31.1
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Low
EF EPI 479
Religion
Christian 63%Muslim 34%folk religion 1%

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 Kilwa Masoko (-8.9251°, 39.5131°, elevation 23 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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).