Mata-Utu weather in August

In August, Mata-Utu sees average daytime highs of 27°C and overnight lows near 26°C, with 116 mm of rain across 19.2 wet days and about 11.6 hours of daylight. It is the 12th-warmest and 12th-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 46% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 11 h 24 min at the start of August to 11 h 42 min by month's end. Set against the rest of the year, August is Mata-Utu's 1st-clearest and 2nd-windiest month. For the whole year in context, see Mata-Utu's year-round climate.

Daytime high
27°
12th warmest
Overnight low
26°
3rd coldest
Rainfall
116 mm
19.2 wet days
Daylight
11 h 36 min
6:02 AM – 5:35 PM
Cloud cover
49%
1st clearest
Wind
26 km/h
2nd windiest
Solar energy
5.13 kWh/m²
Travel score
5.3
out of 10

Mata-Utu is capital of Wallis and Futuna.

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 Mata-Utu reaches about 27°C in the afternoon and slips back to 26°C overnight — a 1°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.

24°26°28°30°32°151015202531
Avg high (°C)Avg low (°C)
12726
22726
32726
42726
52726
62726
72726
82726
92726
102726
112726
122726
132726
142726
152726
162726
172726
182726
192726
202726
212726
222726
232726
242726
252726
262726
272726
282726
292726
302726
312726

How August really feels in Mata-Utu

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.

Mata-Utu weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 26°35526.212.73.7
Feb28° / 26°33023.612.43.7
Mar28° / 26°30425.812.13.7
Apr28° / 26°23424.311.73.9
May28° / 26°18121.711.44.6
Jun28° / 26°14519.611.25.0
Jul27° / 26°12218.711.35.4
Aug27° / 26°11619.211.65.3
Sep27° / 26°14520.611.95.0
Oct27° / 26°21723.212.34.5
Nov28° / 26°26124.212.64.2
Dec28° / 26°32425.412.84.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 46% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 21% of August, with mostly cloudy or overcast conditions the remaining 33%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16634
26634
36733
46733
56832
66832
76931
86931
96931
106931
116931
126832
136832
146733
156733
166733
176733
186733
196634
206634
216634
226535
236535
246535
256535
266535
276535
286634
296634
306634
316634

Chance of precipitation in August

Any precipitation

Mata-Utu gets around 116 mm of rain over 19.2 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 63% and peaks near 64% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
163
263
363
463
563
663
763
863
963
1063
1164
1264
1364
1464
1564
1664
1764
1864
1963
2063
2163
2262
2362
2461
2561
2661
2761
2861
2961
3061
3162

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the oppressive band about 82% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1197614
2197614
3187813
4187813
5177913
6177913
7168112
8168112
9158212
10158311
11158311
12148411
13148411
14148510
15148510
1614869
1714869
1815859
1915868
2016858
2116858
2217848
2317848
2417848
2518838
2618838
2718838
2818829
2918829
3018829
3118829

Wind in August

Winds average 26 km/h in August.

Across August, daily wind ranges from about 25 km/h on the calmest days to 26 km/h at its breeziest. It stays fairly steady from day to day.

0102030151015202531
Wind speed (km/h)Feels
126breezy
226breezy
326breezy
426breezy
526breezy
626breezy
726breezy
826breezy
926breezy
1026breezy
1125breezy
1225breezy
1325breezy
1425breezy
1525breezy
1625breezy
1725breezy
1825breezy
1925breezy
2025breezy
2125breezy
2226breezy
2326breezy
2426breezy
2526breezy
2626breezy
2726breezy
2826breezy
2926breezy
3026breezy
3126breezy

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 24 min at the start of August to 11 h 42 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 6:09 AM to 5:53 AM, and sunset from 5:33 PM to 5:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.46:095:33
211.46:085:33
311.46:085:33
411.46:085:34
511.46:075:34
611.56:075:34
711.56:065:34
811.56:065:34
911.56:065:34
1011.56:055:35
1111.56:055:35
1211.56:045:35
1311.56:045:35
1411.56:035:35
1511.56:035:35
1611.66:025:35
1711.66:025:36
1811.66:015:36
1911.66:005:36
2011.66:005:36
2111.65:595:36
2211.65:595:36
2311.65:585:36
2411.65:585:36
2511.75:575:36
2611.75:565:36
2711.75:565:36
2811.75:555:36
2911.75:545:36
3011.75:545:37
3111.75:535:37

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.13 kWh/m².

For context, solar energy here swings from a low near 4.29 kWh/m² to a high of 5.97 kWh/m² in November across the year — August's 5.13 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.8Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.1Bright
155.1Bright
165.1Bright
175.1Bright
185.2Bright
195.2Bright
205.2Bright
215.2Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.4Bright
285.4Bright
295.4Bright
305.4Bright
315.4Bright
Planning a trip in August

Is August a good time to visit Mata-Utu?

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

5.3
Sightseeing
2nd-best month of the year
5.4
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Mata-Utu for sightseeing.

What to pack for Mata-Utu in August

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

In August, Mata-Utu sees daytime highs around 27°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection and a windbreaker. About 19 days see rain.

light clothesrain gearsun protectiona windbreaker

Sea temperature near Mata-Utu in August

The nearest coast averages about 28°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 March at about 29°C and coldest in August near 28°C.

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

26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr29Tropical
May29Tropical
Jun29Tropical
Jul28Tropical
Aug28Tropical
Sep28Tropical
Oct28Tropical
Nov29Tropical
Dec29Tropical

UV index in Mata-Utu 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 Mata-Utu peaks around February 14 at about 17 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 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 highExtremeFeb 14UV 17Jun 18UV 9
UV index (midday)Level
Jan16Extreme
Feb17Extreme
Mar16Extreme
Apr13Extreme
May10Extreme
Jun9Very high
Jul10Very high
Aug11Extreme
Sep14Extreme
Oct15Extreme
Nov13Extreme
Dec13Extreme
Location & terrain

Where is Mata-Utu?

Mata-Utu sits at 13.3°S, 176.2°W, 15 m above sea level, in Wallis and Futuna. The nearest listed city is Apia, 480 km away.

Topography around Mata-Utu

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

Within 3 km, the terrain around Mata-Utu has only modest variations in elevation — a maximum elevation change of 142 m around an average of 28 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 147 m; within 80 km, only modest variations in elevation — a maximum elevation change of 141 m.

The land around Mata-Utu is covered by trees (46%) and water (46%) within 3 km, water (91%) within 16 km, and water (98%) within 80 km.

3 km
142 m
16 km
147 m
80 km
141 m
treesgrasslandartificial surfaceswaterwetland
August weather nearby: Apia 480 km · Labasa 594 km · Pago Pago 601 km · Levuka 718 km · Funafuti 732 km · Nasinu 779 km · Lami 790 km · Suva 791 km

Wallis and Futuna travel facts

Religion
Roman Catholic 99%other 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 Mata-Utu (-13.2816°, -176.1745°, elevation 15 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).