Kahului weather in October

In October, Kahului sees average daytime highs of 83°F and overnight lows near 74°F, with 0.7 in of rain across 3.2 wet days and about 11.5 hours of daylight. It is the 4th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 83°F through the month. The sky is clear or mostly clear about 46% of the time in October, and the air most often feels muggy.

Daylight stretches from about 11 h 48 min at the start of October to 11 h 12 min by month's end. Set against the rest of the year, October is Kahului's 8th-clearest and 11th-windiest month. For the whole year in context, see Kahului's year-round climate.

Daytime high
83°
4th warmest
Overnight low
74°
10th coldest
Rainfall
0.7 in
3.2 wet days
Daylight
11 h 30 min
6:26 AM – 5:56 PM
Cloud cover
47%
8th clearest
Wind
9 mph
11th windiest
Solar energy
5.28 kWh/m²
Travel score
7.0
out of 10

Kahului is census designated place in Maui County, Hawaii, United States.

Density
632/km²
people per km²

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 83°F through the month.

A typical October day in Kahului reaches about 83°F in the afternoon and slips back to 74°F overnight — a 9°F spread between the day's warmth and the night's chill. On most days the high lands between 81°F and 85°F. Set against its neighbours, October runs on par with September and about 3°F warmer than November.

65°70°75°80°85°151015202531
Avg high (°F)Avg low (°F)
18474
28474
38374
48374
58374
68374
78374
88374
98374
108374
118374
128374
138374
148374
158374
168374
178374
188374
198374
208374
218374
228374
238374
248274
258274
268274
278274
288274
298274
308273
318273

Kahului weather by month

How October compares with the rest of the year at a glance. October is the 4th-warmest and 7th-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 October

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 21% of October, with mostly cloudy or overcast conditions the remaining 32%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17129
27129
36931
46931
56931
66931
76931
86832
96832
106733
116733
126634
136634
146634
156634
166634
176634
186634
196634
206634
216634
226733
236832
246832
256832
266931
276931
286931
296931
306832
316931

Chance of precipitation in October

Any precipitation

Kahului gets around 0.7 in of rain over 3.2 wet days in October. 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 12% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
19
29
39
49
510
610
710
810
910
1010
1111
1211
1311
1411
1511
1611
1711
1811
1911
2011
2111
2211
2311
2411
2511
2611
2711
2811
2911
3012
3112

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the muggy band about 76% of days. Sticky, muggy-or-worse air turns up on roughly 88% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)
187814
287913
387913
487913
588012
697912
797912
897912
9107812
10107713
11107713
12117613
13117613
14127414
15127414
16127414
17137413
18137413
19137413
20137512
21147412
22147412
23157411
24157411
25157411
26157510
27167410
28167410
2917749
3017749
3118739

Wind in October

Winds average 9 mph in October.

Across October, daily wind ranges from about 9 mph on the calmest days to 10 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
19light breeze
29light breeze
39light breeze
49light breeze
59light breeze
69light breeze
79light breeze
89light breeze
99light breeze
109light breeze
119light breeze
129light breeze
139light breeze
149light breeze
159light breeze
169light breeze
179light breeze
189light breeze
199light breeze
209light breeze
219light breeze
229light breeze
239light breeze
249light breeze
259light breeze
269light breeze
279light breeze
289light breeze
2910light breeze
3010light breeze
3110light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 48 min at the start of October to 11 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over October. Sunrise moves from 6:21 AM to 6:32 AM, and sunset from 6:09 PM to 5:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:216:09
211.86:216:08
311.86:216:07
411.76:216:06
511.76:226:06
611.76:226:05
711.76:226:04
811.76:236:03
911.66:236:02
1011.66:236:01
1111.66:246:00
1211.66:245:59
1311.66:245:59
1411.66:255:58
1511.56:255:57
1611.56:265:56
1711.56:265:56
1811.56:265:55
1911.56:275:54
2011.46:275:53
2111.46:285:53
2211.46:285:52
2311.46:295:51
2411.46:295:51
2511.36:295:50
2611.36:305:49
2711.36:305:49
2811.36:315:48
2911.36:315:48
3011.36:325:47
3111.26:325:47

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.28 kWh/m².

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 — October's 5.28 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.7Bright
55.6Bright
65.6Bright
75.6Bright
85.5Bright
95.5Bright
105.5Bright
115.4Bright
125.4Bright
135.4Bright
145.3Bright
155.3Bright
165.3Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.1Bright
225.1Bright
235.1Bright
245.0Bright
255.0Bright
265.0Bright
274.9Bright
284.9Bright
294.9Bright
304.8Bright
314.8Bright
Planning a trip in October

Hazard calendar for Kahului

In seasonPeak

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

Kahului 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 October a good time to visit Kahului?

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

7.0
Sightseeing
9th-best month of the year
8.1
Beach & pool
5th-best month of the year

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

What to pack for Kahului in October

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

In October, Kahului sees daytime highs around 83°F and nights near 74°F. Pack light clothes. Worth having: sun protection. About 3 days see rain.

light clothessun protection

Sea temperature near Kahului in October

The nearest coast averages about 80°F in October — 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
Jul78Warm
Aug80Warm
Sep80Warm
Oct80Warm
Nov79Warm
Dec77Warm

UV index in Kahului in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kahului 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 Kahului?

Kahului sits at 20.9°N, 156.5°W, 0 ft above sea level, in United States. The nearest listed city is Wailuku, 1.9 mi away.

Topography around Kahului

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

Within 2 miles, the terrain around Kahului has only modest variations in elevation — a maximum elevation change of 328 ft around an average of 66 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 Kahului is covered by artificial surfaces (42%), water (27%) and grassland (22%) within 2 miles, grassland (41%) and water (34%) within 10 miles, and water (82%) within 50 miles.

2 miles
328 ft
10 miles
5,751 ft
50 miles
9,977 ft
treesshrubsgrasslandartificial surfacesbare terrainwater
October weather nearby: Wailuku 1.9 mi · Kīhei 8.7 mi · Lahaina 14 mi · Hawai‘i Kai 84 mi · East Honolulu 85 mi · Niu Valley 86 mi · Kuliouou - Kalani Iki 87 mi · Kailua 89 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 Kahului (20.8893°, -156.4729°, elevation 0 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).