Xai-Xai weather in August

In August, Xai-Xai sees average daytime highs of 26°C and overnight lows near 17°C, with 15 mm of rain across 3.4 wet days and about 11.1 hours of daylight. It is the 10th-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 25°C in the first days to 27°C by the end. The sky is clear or mostly clear about 67% of the time in August, and the air most often feels comfortable.

Daylight stretches from about 10 h 48 min at the start of August to 11 h 30 min by month's end. Set against the rest of the year, August is Xai-Xai's 4th-clearest and 6th-windiest month. For the whole year in context, see Xai-Xai's year-round climate.

Daytime high
26°
10th warmest
Overnight low
17°
3rd coldest
Rainfall
15 mm
3.4 wet days
Daylight
11 h 06 min
6:16 AM – 5:23 PM
Cloud cover
28%
4th clearest
Wind
14 km/h
6th windiest
Solar energy
4.34 kWh/m²
Travel score
8.2
out of 10

Xai-Xai is city in Gaza Province, Mozambique.

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 25°C in the first days to 27°C by the end.

A typical August day in Xai-Xai reaches about 26°C in the afternoon and slips back to 17°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 30°C. Set against its neighbours, August runs about 1°C warmer than July and about 2°C cooler than September.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12516
22517
32517
42517
52617
62617
72617
82617
92617
102617
112617
122617
132617
142617
152617
162617
172617
182617
192617
202617
212617
222617
232617
242717
252718
262718
272718
282718
292718
302718
312718

How August really feels in Xai-Xai

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.

Xai-Xai weather by month

How August compares with the rest of the year at a glance. August is the 10th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 24°12913.813.44.4
Feb31° / 24°8311.512.94.5
Mar30° / 23°741212.25.0
Apr28° / 21°449.411.46.2
May27° / 19°286.110.87.7
Jun25° / 17°204.810.58.2
Jul25° / 16°184.610.68.4
Aug26° / 17°153.411.18.2
Sep28° / 19°254.411.87.4
Oct28° / 20°376.512.66.4
Nov30° / 22°739.613.25.3
Dec30° / 23°11110.813.54.8

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 67% 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 17%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18812
28812
38614
48614
58614
68515
78515
88515
98317
108317
118317
128317
138317
148317
158218
168218
178218
188218
198218
208218
218218
228317
238218
248218
258218
268218
278218
288218
298218
308218
318218

Chance of precipitation in August

Any precipitation

Xai-Xai gets around 15 mm of rain over 3.4 wet days in August, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 11% and peaks near 13% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
112
212
312
412
512
612
712
812
912
1012
1112
1212
1312
1412
1511
1611
1711
1810
1910
2010
2110
2210
2310
2410
2511
2611
2711
2812
2912
3013
3113

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 42% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
12646262
22645272
32644272
42743282
52742282
62741292
72741293
82740303
92740303
102740303
112640313
122640313
132540314
142540314
152440314
162441314
172441314
182341314
192342314
202242314
212243324
222143324
232043324
242044324
251944334
261944335
271844335
281744345
291744346
301644346
311543357

Wind in August

Winds average 14 km/h in August.

Across August, daily wind ranges from about 13 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 10 h 48 min at the start of August to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over August. Sunrise moves from 6:27 AM to 6:02 AM, and sunset from 5:16 PM to 5:29 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.86:275:16
210.86:265:17
310.96:265:17
410.96:255:17
510.96:245:18
610.96:245:18
710.96:235:19
811.06:225:19
911.06:225:20
1011.06:215:20
1111.06:205:21
1211.06:195:21
1311.16:195:22
1411.16:185:22
1511.16:175:23
1611.16:165:23
1711.16:155:23
1811.26:145:24
1911.26:135:24
2011.26:125:25
2111.26:125:25
2211.36:115:26
2311.36:105:26
2411.36:095:26
2511.36:085:27
2611.36:075:27
2711.46:065:28
2811.46:055:28
2911.46:045:29
3011.46:035:29
3111.56:025:29

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.34 kWh/m².

For context, solar energy here swings from a low near 3.43 kWh/m² to a high of 6.37 kWh/m² in December across the year — August's 4.34 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
13.9Moderate
24.0Moderate
34.0Moderate
44.0Bright
54.0Bright
64.0Bright
74.1Bright
84.1Bright
94.1Bright
104.2Bright
114.2Bright
124.2Bright
134.2Bright
144.3Bright
154.3Bright
164.3Bright
174.4Bright
184.4Bright
194.4Bright
204.5Bright
214.5Bright
224.5Bright
234.5Bright
244.6Bright
254.6Bright
264.7Bright
274.7Bright
284.7Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in August

Hazard calendar for Xai-Xai

In seasonPeak

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

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

Xai-Xai's rainy season runs November–March, when most of the year's rain falls.

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

Is August a good time to visit Xai-Xai?

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

8.2
Sightseeing
2nd-best month of the year
7.9
Beach & pool
2nd-best month of the year

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

What to pack for Xai-Xai in August

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

In August, Xai-Xai sees daytime highs around 26°C and nights near 17°C. Worth packing: light clothes. About 3 days see rain.

light clothes

Sea temperature near Xai-Xai in August

The nearest coast averages about 22°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in February at about 28°C and coldest in August near 22°C.

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

20°22°24°26°28°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb28Warm
Mar27Warm
Apr26Warm
May25Warm
Jun24Refreshing
Jul23Refreshing
Aug22Refreshing
Sep22Refreshing
Oct23Refreshing
Nov24Warm
Dec26Warm

UV index in Xai-Xai in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Xai-Xai peaks around January 19 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 at about 5 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateHighVery highExtremeJan 19UV 14Jul 11UV 5
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar11Extreme
Apr8Very high
May6High
Jun5Moderate
Jul5Moderate
Aug7High
Sep8Very high
Oct9Very high
Nov12Extreme
Dec12Extreme

Air quality in Xai-Xai 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 Xai-Xai is worst in September — around 16 µg/m³ PM2.5 (moderate), about 2.6× the cleanest month (January, 6 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1316 µg/m³Jan 206 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb7Good
Mar7Good
Apr8Good
May10Good
Jun12Good
Jul12Moderate
Aug14Moderate
Sep16Moderate
Oct12Good
Nov9Good
Dec7Good
Location & terrain

Where is Xai-Xai?

Xai-Xai sits at 25.1°S, 33.6°E, 4 m above sea level, in Mozambique. The nearest listed city is Chibuto, 42 km away.

MaputoMatolaRessano Garcia

Topography around Xai-Xai

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

Within 3 km, the terrain around Xai-Xai has only modest variations in elevation — a maximum elevation change of 89 m around an average of 10 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 110 m; within 80 km, only modest variations in elevation — a maximum elevation change of 158 m.

The land around Xai-Xai is covered by cropland (35%) within 3 km, grassland (31%) and cropland (31%) within 16 km, and trees (30%), water (30%) and grassland (27%) within 80 km.

3 km
89 m
16 km
110 m
80 km
158 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
August weather nearby: Chibuto 42 km · Macia 55 km · Xilembene 56 km · Chokwé 88 km · Manhiça 93 km · Maputo 147 km · Matola 156 km · Ressano Garcia 171 km

Mozambique travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F / M
220 V · 50 Hz
Prices
≈ 37% of US
price level, 2025
GDP per capita
$627
2025
Happiness
5.3 / 10
World Happiness, 2025
Safe drinking water
28%
of population, 2024
Homicide rate
3.6
per 100k, 2011
Road deaths
30
per 100k/yr, 2019
Income group
Low
World Bank
English
Low
EF EPI 465
Religion
Catholic 27%Islam 19%Pentecostal 17%Saio/Zione 16%

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 Xai-Xai (-25.0519°, 33.6442°, elevation 4 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).