Masasi weather in August

In August, Masasi sees average daytime highs of 30°C and overnight lows near 19°C, with 1 mm of rain across 0.4 wet days and about 11.6 hours of daylight. It is the 10th-warmest and 10th-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 47% of the time in August, and the air most often feels comfortable.

Daylight stretches from about 11 h 30 min at the start of August to 11 h 48 min by month's end. Set against the rest of the year, August is Masasi's 4th-clearest and 6th-windiest month. For the whole year in context, see Masasi's year-round climate.

Daytime high
30°
10th warmest
Overnight low
19°
2nd coldest
Rainfall
1 mm
0.4 wet days
Daylight
11 h 36 min
6:40 AM – 6:18 PM
Cloud cover
42%
4th clearest
Wind
10 km/h
6th windiest
Solar energy
5.51 kWh/m²
Travel score
6.4
out of 10

Masasi is town in Mtwara Region, Tanzania.

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 30°C through the month.

A typical August day in Masasi reaches about 30°C in the afternoon and slips back to 19°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°C. Set against its neighbours, August runs about 1°C warmer than July and about 2°C cooler than September.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12918
22918
32918
42918
52918
62918
72918
82918
93018
103018
113018
123018
133019
143019
153019
163019
173019
183019
193019
203019
213019
223019
233019
243019
253019
263019
273019
283119
293119
303119
313119

How August really feels in Masasi

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.

Masasi weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 23°13418.312.63.3
Feb31° / 23°13017.212.43.4
Mar30° / 22°15522.412.13.5
Apr30° / 22°6712.611.84.7
May30° / 20°112.111.55.9
Jun29° / 19°10.311.46.9
Jul29° / 18°10.211.47.1
Aug30° / 19°10.411.66.4
Sep32° / 20°20.611.95.4
Oct33° / 21°9212.24.4
Nov34° / 22°32612.53.6
Dec33° / 23°10315.112.63.2

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 47% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 35% of August, with mostly cloudy or overcast conditions the remaining 19%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18020
27921
37921
47921
57921
67921
77921
87921
97921
107921
117921
127921
138020
148020
158020
168119
178119
188218
198317
208317
218416
228317
238317
248317
258416
268416
278416
288515
298515
308515
318416

Chance of precipitation in August

Any precipitation

Masasi gets around 1 mm of rain over 0.4 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 1% and peaks near 2% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
11
21
31
41
51
61
71
81
91
101
111
121
131
141
151
161
171
181
191
201
211
222
232
242
252
262
272
282
292
302
311

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the comfortable band about 66% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
12457181
22358181
32258191
42159191
52060191
61961191
71961191
81862191
91764190
101665190
111665190
121566190
131566190
141467190
151467190
161368190
171368190
181269190
191269190
201170190
211170190
221170190
231071190
241070191
25970201
26970201
27969211
28969211
29968221
30968221
31967231

Wind in August

Winds average 10 km/h in August.

Across August, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 30 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 18 minutes over August. Sunrise moves from 6:45 AM to 6:31 AM, and sunset from 6:17 PM to 6:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.56:456:17
211.56:456:17
311.56:456:17
411.56:446:17
511.66:446:17
611.66:446:17
711.66:436:17
811.66:436:18
911.66:436:18
1011.66:426:18
1111.66:426:18
1211.66:416:18
1311.66:416:18
1411.66:416:18
1511.66:406:18
1611.66:406:18
1711.76:396:18
1811.76:396:18
1911.76:386:18
2011.76:386:18
2111.76:376:18
2211.76:376:18
2311.76:366:18
2411.76:356:18
2511.76:356:18
2611.76:346:18
2711.76:346:18
2811.86:336:18
2911.86:336:18
3011.86:326:18
3111.86:316:18

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.51 kWh/m².

For context, solar energy here swings from a low near 4.99 kWh/m² to a high of 6.53 kWh/m² in November across the year — August's 5.51 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
105.4Bright
115.4Bright
125.4Bright
135.4Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.5Bright
195.6Bright
205.6Bright
215.6Bright
225.7Bright
235.7Bright
245.7Bright
255.7Bright
265.7Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
315.8Bright
Planning a trip in August

Hazard calendar for Masasi

In seasonPeak

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

Masasi's rainy season runs December–March, 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 Masasi?

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

6.4
Sightseeing
3rd-best month of the year
8.7
Beach & pool
3rd-best month of the year

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

What to pack for Masasi in August

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

In August, Masasi sees daytime highs around 30°C and nights near 19°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Masasi 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 Masasi peaks around March 12 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 12UV 15Jun 23UV 9
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar15Extreme
Apr13Extreme
May10Very high
Jun9Very high
Jul9Very high
Aug11Extreme
Sep12Extreme
Oct14Extreme
Nov13Extreme
Dec13Extreme

Air quality in Masasi 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 Masasi is worst in July — around 18 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (May, 10 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateGoodJul 2418 µg/m³May 1510 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb12Moderate
Mar11Good
Apr11Good
May10Good
Jun12Good
Jul18Moderate
Aug18Moderate
Sep11Good
Oct10Good
Nov12Good
Dec10Good
Location & terrain

Where is Masasi?

Masasi sits at 10.7°S, 38.8°E, 449 m above sea level, in Tanzania. The nearest listed city is Lukuledi, 17 km away.

Topography around Masasi

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

Within 3 km, the terrain around Masasi has significant variations in elevation — a maximum elevation change of 448 m around an average of 421 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 654 m; within 80 km, large variations in elevation — a maximum elevation change of 883 m.

The land around Masasi is covered by trees (29%) and artificial surfaces (27%) within 3 km, shrubs (42%) and grassland (35%) within 16 km, and trees (39%), shrubs (33%) and grassland (20%) within 80 km.

3 km
448 m
16 km
654 m
80 km
883 m
treesshrubsgrasslandcroplandartificial surfaceswater
August weather nearby: Lukuledi 17 km · Nachingwea 38 km · Nangomba 39 km · Nanganga 53 km · Newala Kisimani 59 km · Newala 60 km · Luchingu 62 km · Nyangao 68 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 Masasi (-10.7167°, 38.8°, elevation 449 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).