Mtwara weather in August

In August, Mtwara sees average daytime highs of 26°C and overnight lows near 23°C, with 6 mm of rain across 1.6 wet days and about 11.7 hours of daylight. It is the 11th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 77% of the time in August, and the air most often feels muggy.

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 Mtwara's 3rd-clearest and 4th-windiest month. For the whole year in context, see Mtwara's year-round climate.

Daytime high
26°
11th warmest
Overnight low
23°
2nd coldest
Rainfall
6 mm
1.6 wet days
Daylight
11 h 42 min
6:34 AM – 6:13 PM
Cloud cover
30%
3rd clearest
Wind
20 km/h
4th windiest
Solar energy
5.5 kWh/m²
Travel score
8.6
out of 10

Mtwara is city.

Founded
1971

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 26°C through the month.

A typical August day in Mtwara reaches about 26°C in the afternoon and slips back to 23°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 27°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)
12623
22623
32623
42623
52623
62623
72623
82623
92623
102623
112623
122623
132623
142623
152623
162623
172623
182623
192623
202623
212623
222623
232623
242623
252623
262623
272623
282623
292623
302623
312623

How August really feels in Mtwara

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.

Mtwara weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 26°18620.512.54.8
Feb28° / 26°14518.412.34.7
Mar28° / 26°18223.812.14.1
Apr28° / 25°11518.511.84.8
May28° / 25°387.211.56.9
Jun27° / 23°81.811.48.1
Jul26° / 23°51.311.58.4
Aug26° / 23°61.611.78.6
Sep26° / 23°103.211.98.5
Oct26° / 24°20612.27.9
Nov27° / 25°4210.712.56.8
Dec28° / 26°12320.912.65.1

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 77% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 14% of August, with mostly cloudy or overcast conditions the remaining 10%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18812
28911
38911
48911
58911
68911
78911
88911
98911
108911
118911
128911
138812
148911
158911
168911
179010
18919
19919
20919
21919
22919
23919
24928
25937
26937
27937
28937
29937
30946
31946

Chance of precipitation in August

Any precipitation

Mtwara gets around 6 mm of rain over 1.6 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 5% and peaks near 6% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
16
26
36
46
56
66
76
86
96
106
116
126
135
145
155
165
175
185
195
205
215
225
234
244
254
264
274
284
295
305
315

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 84% of days. Sticky, muggy-or-worse air turns up on roughly 92% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)
114806
213825
313825
412835
512835
612835
711845
811845
910855
1010855
119865
129856
138866
148866
157876
167867
176877
186877
196868
205878
215878
225869
235869
2448610
2548511
2648511
2748412
2848313
2948214
3048115
3148016

Wind in August

Winds average 20 km/h in August.

Across August, daily wind ranges from about 19 km/h on the calmest days to 22 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
122breezy
222breezy
321breezy
421breezy
521breezy
621breezy
721breezy
821breezy
921breezy
1020breezy
1120breezy
1220breezy
1320breezy
1420light breeze
1520light breeze
1620light breeze
1720light breeze
1820light breeze
1919light breeze
2019light breeze
2119light breeze
2219light breeze
2319light breeze
2419light breeze
2519light breeze
2619light breeze
2719light breeze
2819light breeze
2919light breeze
3019light breeze
3119light breeze

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 6:39 AM to 6:26 AM, and sunset from 6:12 PM to 6:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.56:396:12
211.66:396:12
311.66:386:12
411.66:386:12
511.66:386:12
611.66:386:12
711.66:376:12
811.66:376:13
911.66:366:13
1011.66:366:13
1111.66:366:13
1211.66:356:13
1311.66:356:13
1411.66:346:13
1511.76:346:13
1611.76:346:13
1711.76:336:13
1811.76:336:13
1911.76:326:13
2011.76:326:13
2111.76:316:13
2211.76:316:13
2311.76:306:13
2411.76:306:13
2511.76:296:13
2611.76:286:13
2711.86:286:13
2811.86:276:13
2911.86:276:13
3011.86:266:13
3111.86:266:13

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.5 kWh/m².

For context, solar energy here swings from a low near 4.9 kWh/m² to a high of 6.77 kWh/m² in November across the year — August's 5.5 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.2Bright
45.2Bright
55.2Bright
65.2Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.4Bright
125.4Bright
135.4Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.7Bright
235.7Bright
245.7Bright
255.7Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.9Bright
315.9Bright
Planning a trip in August

Hazard calendar for Mtwara

In seasonPeak

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

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

Mtwara'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 Mtwara?

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

8.6
Sightseeing
1st-best month of the year
8.2
Beach & pool
3rd-best month of the year

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

What to pack for Mtwara in August

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

In August, Mtwara sees daytime highs around 26°C and nights near 23°C. Worth packing: light clothes and sun protection.

light clothessun protection

Sea temperature near Mtwara 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 17 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 Mtwara 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 Mtwara peaks around March 13 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 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 13UV 15Jun 21UV 9
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar15Extreme
Apr13Extreme
May10Very high
Jun9Very high
Jul9Very high
Aug11Extreme
Sep13Extreme
Oct13Extreme
Nov12Extreme
Dec13Extreme
Location & terrain

Where is Mtwara?

Mtwara sits at 10.3°S, 40.2°E, 21 m above sea level, in Tanzania. The nearest listed city is Lindi, 59 km away.

KitamaTandahimbaNyangaoNangangaLuchinguMocímboa

Topography around Mtwara

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

Within 3 km, the terrain around Mtwara has only modest variations in elevation — a maximum elevation change of 43 m around an average of 10 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 163 m; within 80 km, significant variations in elevation — a maximum elevation change of 460 m.

The land around Mtwara is covered by water (38%) and artificial surfaces (25%) within 3 km, water (39%) and trees (31%) within 16 km, and water (39%) and trees (36%) within 80 km.

3 km
43 m
16 km
163 m
80 km
460 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
August weather nearby: Lindi 59 km · Nanyamba 60 km · Kitama 70 km · Tandahimba 81 km · Nyangao 99 km · Nanganga 114 km · Luchingu 117 km · Mocímboa 118 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 Mtwara (-10.2667°, 40.1833°, elevation 21 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).