Nuku‘alofa weather in June

In June, Nuku‘alofa sees average daytime highs of 24°C and overnight lows near 23°C, with 106 mm of rain across 8.8 wet days and about 10.7 hours of daylight. It is the 8th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 24% of the time in June, and the air most often feels muggy.

Daylight stretches from about 10 h 48 min at the start of June to 10 h 42 min by month's end. Set against the rest of the year, June is Nuku‘alofa's 11th-clearest and 2nd-windiest month. For the whole year in context, see Nuku‘alofa's year-round climate.

Daytime high
24°
8th warmest
Overnight low
23°
5th coldest
Rainfall
106 mm
8.8 wet days
Daylight
10 h 42 min
7:19 AM – 6:03 PM
Cloud cover
64%
11th clearest
Wind
25 km/h
2nd windiest
Solar energy
3.27 kWh/m²
Travel score
7.0
out of 10

Nuku‘alofa is capital city of Tonga.

Density
1,963/km²
people per km²
Founded
1795

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

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 24°C through the month.

A typical June day in Nuku‘alofa reaches about 24°C in the afternoon and slips back to 23°C overnight — a 1°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 25°C. Set against its neighbours, June runs about 1°C cooler than May and about 1°C warmer than July.

20°23°25°28°30°151015202530
Avg high (°C)Avg low (°C)
12423
22423
32423
42423
52423
62423
72423
82423
92423
102423
112423
122423
132423
142423
152423
162423
172423
182423
192423
202423
212423
222423
232423
242423
252422
262422
272322
282322
292322
302322

Nuku‘alofa weather by month

How June compares with the rest of the year at a glance. June is the 8th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 25°19515.513.15.7
Feb27° / 26°20316.512.75.3
Mar27° / 26°23018.312.15.3
Apr26° / 25°16713.411.56.0
May25° / 24°10310.1116.8
Jun24° / 23°1068.810.77.0
Jul23° / 22°968.410.87.0
Aug23° / 21°1098.611.36.9
Sep23° / 22°1069.511.96.9
Oct23° / 22°938.512.57.1
Nov25° / 23°999.2136.9
Dec26° / 25°10512.113.36.4

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 19% of June, with mostly cloudy or overcast conditions the remaining 57%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14060
24060
34060
44060
54060
63961
73961
84060
94159
104159
114258
124357
134357
144357
154456
164456
174456
184456
194456
204456
214555
224555
234456
244555
254555
264555
274654
284555
294555
304555

Chance of precipitation in June

Any precipitation

Nuku‘alofa gets around 106 mm of rain over 8.8 wet days in June. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 30% and peaks near 33% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
132
232
332
432
533
633
733
833
933
1032
1132
1232
1332
1431
1531
1630
1729
1829
1928
2027
2126
2226
2326
2426
2526
2626
2726
2826
2927
3027

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the muggy band about 35% of days. Sticky, muggy-or-worse air turns up on roughly 51% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1114263919
2115263919
3115253919
4116243919
5116243919
6117233919
7217233919
8217233919
9218233918
10218233918
11218233818
12218243818
13219243818
14219243717
15219253717
16219253716
17220253716
18220263616
19321263615
20321263515
21322273414
22322273314
23323283214
24424293113
25424293013
26425302913
27425302812
28425312812
29525312712
30526322711

Wind in June

Winds average 25 km/h in June.

Across June, 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.

0102030151015202530
Wind speed (km/h)Feels
125breezy
225breezy
325breezy
425breezy
525breezy
625breezy
726breezy
826breezy
926breezy
1026breezy
1126breezy
1226breezy
1326breezy
1426breezy
1526breezy
1625breezy
1725breezy
1825breezy
1925breezy
2025breezy
2125breezy
2225breezy
2325breezy
2425breezy
2525breezy
2625breezy
2725breezy
2825breezy
2925breezy
3025breezy

Sunrise & sunset in June

DaylightNight

Daylight runs from about 10 h 48 min at the start of June to 10 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over June. Sunrise moves from 7:14 AM to 7:22 AM, and sunset from 6:03 PM to 6:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
110.87:146:03
210.87:146:03
310.87:156:02
410.87:156:02
510.87:166:02
610.87:166:02
710.87:166:02
810.87:176:02
910.87:176:02
1010.77:176:02
1110.77:186:02
1210.77:186:02
1310.77:186:02
1410.77:196:03
1510.77:196:03
1610.77:196:03
1710.77:206:03
1810.77:206:03
1910.77:206:03
2010.77:206:03
2110.77:216:04
2210.77:216:04
2310.77:216:04
2410.77:216:04
2510.77:216:04
2610.77:226:05
2710.77:226:05
2810.77:226:05
2910.77:226:05
3010.77:226:06

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 3.27 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.27 kWh/m² to a high of 6.69 kWh/m² in December across the year — June's 3.27 kWh/m² sits near the bottom.

01234151015202530
Solar energy (kWh/m²)Level
13.4Moderate
23.4Moderate
33.4Moderate
43.3Moderate
53.3Moderate
63.3Moderate
73.3Moderate
83.3Moderate
93.3Moderate
103.3Moderate
113.3Moderate
123.3Moderate
133.3Moderate
143.3Moderate
153.3Moderate
163.3Moderate
173.3Moderate
183.3Moderate
193.3Moderate
203.3Moderate
213.3Moderate
223.3Moderate
233.3Moderate
243.3Moderate
253.3Moderate
263.3Moderate
273.3Moderate
283.3Moderate
293.3Moderate
303.3Moderate
Planning a trip in June

Is June a good time to visit Nuku‘alofa?

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

7.0
Sightseeing
2nd-best month of the year
5.8
Beach & pool
4th-best month of the year

June is one of the better times to visit Nuku‘alofa for general sightseeing.

What to pack for Nuku‘alofa in June

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

In June, Nuku‘alofa sees daytime highs around 24°C and nights near 23°C. Worth packing: light clothes, rain gear and a windbreaker. About 9 days see rain.

light clothesrain geara windbreaker

Sea temperature near Nuku‘alofa in June

The nearest coast averages about 25°C in June — 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 28°C and coldest in August near 24°C.

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

22°24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb28Warm
Mar28Warm
Apr27Warm
May26Warm
Jun25Warm
Jul24Warm
Aug24Refreshing
Sep24Refreshing
Oct24Warm
Nov25Warm
Dec26Warm

UV index in Nuku‘alofa in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June 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 Nuku‘alofa peaks around February 12 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeFeb 12UV 16Jun 23UV 7
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar14Extreme
Apr10Very high
May7Very high
Jun7High
Jul7High
Aug8Very high
Sep11Extreme
Oct14Extreme
Nov13Extreme
Dec13Extreme
Location & terrain

Where is Nuku‘alofa?

Nuku‘alofa sits at 21.1°S, 175.2°W, 1 m above sea level, in Tonga. The nearest listed city is Alofi, 598 km away.

Topography around Nuku‘alofa

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

Within 3 km, the terrain around Nuku‘alofa has only modest variations in elevation — a maximum elevation change of 21 m around an average of 3 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 73 m; within 80 km, significant variations in elevation — a maximum elevation change of 299 m.

The land around Nuku‘alofa is covered by water (52%) and artificial surfaces (20%) within 3 km, water (68%) within 16 km, and water (97%) within 80 km.

3 km
21 m
16 km
73 m
80 km
299 m
treesgrasslandartificial surfaceswatermangroves
June weather nearby: Alofi 598 km · Levuka 668 km · Nasinu 741 km · Suva 746 km · Lami 749 km · Labasa 775 km · Sigatoka 833 km · Nadi 858 km

Tonga travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type I
230 V · 50 Hz
Prices
≈ 75% of US
price level, 2025
GDP per capita
$6,547
2025
Safe drinking water
30%
of population, 2024
Homicide rate
0.9
per 100k, 2019
Road deaths
33
per 100k/yr, 2019
Income group
Upper middle
World Bank
Religion
Protestant 64%Church of Jesus Christ 20%Roman Catholic 14%other 2%

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 Nuku‘alofa (-21.1368°, -175.2011°, elevation 1 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).