Wailuku weather in June

In June, Wailuku sees average daytime highs of 82°F and overnight lows near 73°F, with 0.2 in of rain across 1.9 wet days and about 13.2 hours of daylight. It is the 5th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 82°F through the month. The sky is clear or mostly clear about 46% of the time in June, and the air most often feels muggy.

Daylight stretches from about 13 h 12 min at the start of June to 13 h 18 min by month's end. Set against the rest of the year, June is Wailuku's 6th-clearest and 2nd-windiest month. For the whole year in context, see Wailuku's year-round climate.

Daytime high
82°
5th warmest
Overnight low
73°
8th coldest
Rainfall
0.2 in
1.9 wet days
Daylight
13 h 18 min
5:48 AM – 7:04 PM
Cloud cover
44%
6th clearest
Wind
11 mph
2nd windiest
Solar energy
6.81 kWh/m²
Travel score
7.6
out of 10

Wailuku is census-designated place in Maui County, Hawaiʻi, United States.

Density
1,042/km²
people per km²

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 82°F through the month.

A typical June day in Wailuku reaches about 82°F in the afternoon and slips back to 73°F overnight — a 9°F spread between the day's warmth and the night's chill. On most days the high lands between 80°F and 84°F. Set against its neighbours, June runs about 2°F warmer than May and on par with July.

65°70°75°80°85°151015202530
Avg high (°F)Avg low (°F)
18273
28273
38273
48273
58273
68273
78273
88273
98273
108273
118273
128273
138273
148273
158273
168273
178273
188273
198273
208273
218273
228273
238273
248273
258274
268274
278374
288374
298374
308374

Wailuku weather by month

How June compares with the rest of the year at a glance. June is the 5th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan77° / 69°1.45.610.97.9
Feb77° / 68°1.25.211.37.8
Mar77° / 69°1.86.711.97.5
Apr79° / 70°0.83.912.57.6
May81° / 72°0.53.3137.7
Jun82° / 73°0.21.913.27.6
Jul83° / 74°0.42.713.17.0
Aug84° / 75°0.52.712.76.8
Sep84° / 75°0.42.212.16.8
Oct83° / 74°0.73.211.57.0
Nov80° / 72°1.05117.4
Dec78° / 70°1.65.210.87.7

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 46% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 31% of June, with mostly cloudy or overcast conditions the remaining 23%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17723
27723
37822
47822
57822
67822
77822
87822
97822
107822
117723
127723
137723
147723
157624
167624
177624
187624
197624
207525
217525
227624
237624
247624
257624
267624
277624
287624
297624
307723

Chance of precipitation in June

Any precipitation

Wailuku gets around 0.2 in of rain over 1.9 wet days in June, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 6% and peaks near 7% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
16
26
36
46
56
66
76
86
96
106
116
126
136
146
156
166
176
186
196
207
217
227
237
247
257
267
277
287
297
307

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 69% of days. Sticky, muggy-or-worse air turns up on roughly 70% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)
138620
237630
337630
436640
535650
634651
733661
833661
932671
1032671
1131681
1231681
1331681
1431681
1531681
1631681
1730691
1830691
1929701
2029701
2128711
2228711
2327721
2427721
2526731
2625741
2724751
2824742
2923752
3022762

Wind in June

Winds average 11 mph in June.

Across June, daily wind ranges from about 11 mph on the calmest days to 11 mph at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (mph)Feels
111light breeze
211light breeze
311light breeze
411light breeze
511light breeze
611light breeze
711light breeze
811light breeze
911light breeze
1011light breeze
1111light breeze
1211light breeze
1311light breeze
1411light breeze
1511light breeze
1611light breeze
1711light breeze
1811light breeze
1911light breeze
2011light breeze
2111light breeze
2211light breeze
2311light breeze
2411light breeze
2511light breeze
2611light breeze
2711light breeze
2811light breeze
2911light breeze
3011light breeze

Sunrise & sunset in June

DaylightNight

Daylight runs from about 13 h 12 min at the start of June to 13 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over June. Sunrise moves from 5:48 AM to 5:51 AM, and sunset from 6:59 PM to 7:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.25:486:59
213.25:486:59
313.25:487:00
413.25:487:00
513.25:487:00
613.25:487:01
713.25:487:01
813.25:487:01
913.25:487:02
1013.25:487:02
1113.25:487:03
1213.25:487:03
1313.35:487:03
1413.35:487:03
1513.35:487:04
1613.35:487:04
1713.35:497:04
1813.35:497:05
1913.35:497:05
2013.35:497:05
2113.35:497:05
2213.35:497:06
2313.35:507:06
2413.35:507:06
2513.35:507:06
2613.35:507:06
2713.35:517:07
2813.35:517:07
2913.35:517:07
3013.35:517:07

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 6.81 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.12 kWh/m² to a high of 6.81 kWh/m² in June across the year — June's 6.81 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.9Intense
26.9Intense
36.9Intense
46.9Intense
56.9Intense
66.9Intense
76.9Intense
86.8Intense
96.8Intense
106.8Intense
116.8Intense
126.8Intense
136.8Intense
146.8Intense
156.8Intense
166.8Intense
176.8Intense
186.8Intense
196.8Intense
206.8Intense
216.8Intense
226.8Intense
236.8Intense
246.8Intense
256.8Intense
266.8Intense
276.8Intense
286.8Intense
296.8Intense
306.8Intense
Planning a trip in June

Hazard calendar for Wailuku

In seasonPeak

In June, Wailuku sits inside its pacific hurricane season. The full year is below, with each hazard's peak months called out.

Wailuku sits in the eastern Pacific hurricane zone; the season peaks August–September.

Pacific hurricane
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is June a good time to visit Wailuku?

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

7.6
Sightseeing
5th-best month of the year
8.3
Beach & pool
3rd-best month of the year

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

What to pack for Wailuku in June

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

In June, Wailuku sees daytime highs around 82°F and nights near 73°F. Pack light clothes and sun protection.

light clothessun protection

Sea temperature near Wailuku in June

The nearest coast averages about 78°F 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 September at about 80°F and coldest in February near 75°F.

The water stays above 68°F all year — warm enough for a swim any month.

74°76°78°80°82°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmcomfortable to swim
Sea temperature (°F)Comfort
Jan76Warm
Feb75Warm
Mar75Warm
Apr76Warm
May77Warm
Jun78Warm
Jul79Warm
Aug80Warm
Sep80Warm
Oct80Warm
Nov79Warm
Dec77Warm

UV index in Wailuku in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June 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 Wailuku peaks around July 22 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highHighJul 22UV 12Dec 17UV 6
UV index (midday)Level
Jan7High
Feb9Very high
Mar11Extreme
Apr13Extreme
May10Extreme
Jun11Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct10Very high
Nov7High
Dec6High
Location & terrain

Where is Wailuku?

Wailuku sits at 20.9°N, 156.5°W, 249 ft above sea level, in United States. The nearest listed city is Kahului, 1.9 mi away.

Topography around Wailuku

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Wailuku.

Within 2 miles, the terrain around Wailuku has large variations in elevation — a maximum elevation change of 2,749 ft around an average of 522 ft above sea level; within 10 miles, very significant variations in elevation — a maximum elevation change of 5,751 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 9,977 ft.

The land around Wailuku is covered by trees (45%), artificial surfaces (30%) and grassland (20%) within 2 miles, grassland (38%), water (34%) and trees (21%) within 10 miles, and water (82%) within 50 miles.

2 miles
2,749 ft
10 miles
5,751 ft
50 miles
9,977 ft
treesshrubsgrasslandartificial surfacesbare terrainwater
June weather nearby: Kahului 1.9 mi · Kīhei 9.3 mi · Lahaina 11 mi · Hawai‘i Kai 82 mi · East Honolulu 83 mi · Niu Valley 84 mi · Kuliouou - Kalani Iki 85 mi · Kailua 87 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 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 Wailuku (20.8913°, -156.506°, elevation 249 ft), 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).