Kalihi Valley weather in May

In May, Kalihi Valley sees average daytime highs of 76°F and overnight lows near 74°F, with 0.5 in of rain across 2.2 wet days and about 13 hours of daylight. It is the 7th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 76°F through the month. The sky is clear or mostly clear about 70% of the time in May, and the air most often feels muggy.

Daylight stretches from about 12 h 48 min at the start of May to 13 h 12 min by month's end. Set against the rest of the year, May is Kalihi Valley's 6th-clearest and 9th-windiest month. For the whole year in context, see Kalihi Valley's year-round climate.

Daytime high
76°
7th warmest
Overnight low
74°
6th coldest
Rainfall
0.5 in
2.2 wet days
Daylight
13 hours
5:57 AM – 6:58 PM
Cloud cover
34%
6th clearest
Wind
15 mph
9th windiest
Solar energy
7.11 kWh/m²
Travel score
8.7
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 76°F through the month.

A typical May day in Kalihi Valley reaches about 76°F in the afternoon and slips back to 74°F overnight — a 3°F spread between the day's warmth and the night's chill. On most days the high lands between 74°F and 78°F. Set against its neighbours, May runs about 1°F warmer than April and on par with June.

65°70°75°80°85°151015202531
Avg high (°F)Avg low (°F)
17573
27573
37573
47573
57573
67573
77573
87673
97673
107673
117673
127673
137673
147673
157674
167674
177674
187674
197674
207674
217674
227674
237674
247674
257774
267774
277774
287774
297774
307775
317775

Kalihi Valley weather by month

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

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan74° / 72°1.44.910.88.2
Feb74° / 71°1.14.411.38.1
Mar74° / 71°1.54.411.88.2
Apr75° / 72°0.42.412.58.6
May76° / 74°0.52.2138.7
Jun77° / 75°0.31.113.38.8
Jul78° / 76°0.2113.28.7
Aug79° / 77°0.41.812.78.5
Sep79° / 77°0.42.212.18.4
Oct79° / 76°0.82.911.58.1
Nov77° / 75°1.64.9118.0
Dec75° / 73°1.95.210.78.2

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 70% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 12% of May, with mostly cloudy or overcast conditions the remaining 18%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17822
27822
37822
47723
57723
67723
77723
87822
97822
107822
117921
127921
138020
148020
158218
168218
178218
188317
198317
208416
218416
228416
238515
248515
258515
268515
278713
288713
298713
308713
318713

Chance of precipitation in May

Any precipitation

Kalihi Valley gets around 0.5 in of rain over 2.2 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 7% and peaks near 9% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
19
29
39
48
58
68
78
88
98
108
118
128
137
147
157
167
177
187
197
207
217
227
237
246
256
266
275
285
295
305
314

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the muggy band about 74% of days. Sticky, muggy-or-worse air turns up on roughly 81% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
11623691
21622701
31622701
41622702
51522702
60521722
70521713
80421723
90421723
100320734
110320734
120320725
130220735
140219736
150219736
160118747
170118747
180117748
190116758
200115759
210114769
220114769
2301137610
2401127710
2500117811
2600117811
2700107812
280097912
290088012
300087913
310078013

Wind in May

Winds average 15 mph in May.

Across May, daily wind ranges from about 15 mph on the calmest days to 16 mph at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (mph)Feels
116breezy
216breezy
316breezy
416breezy
516breezy
615breezy
715breezy
815breezy
915breezy
1015breezy
1115breezy
1215breezy
1315breezy
1415breezy
1515breezy
1615breezy
1715breezy
1815breezy
1915breezy
2015breezy
2115breezy
2215breezy
2315breezy
2415breezy
2515breezy
2616breezy
2716breezy
2816breezy
2916breezy
3016breezy
3116breezy

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 48 min at the start of May to 13 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over May. Sunrise moves from 6:05 AM to 5:53 AM, and sunset from 6:52 PM to 7:05 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:056:52
212.86:056:52
312.86:046:53
412.86:036:53
512.86:036:53
612.96:026:54
712.96:026:54
812.96:016:55
912.96:006:55
1012.96:006:56
1112.95:596:56
1213.05:596:56
1313.05:586:57
1413.05:586:57
1513.05:586:58
1613.05:576:58
1713.05:576:59
1813.05:566:59
1913.15:566:59
2013.15:567:00
2113.15:557:00
2213.15:557:01
2313.15:557:01
2413.15:547:02
2513.15:547:02
2613.15:547:02
2713.25:547:03
2813.25:537:03
2913.25:537:04
3013.25:537:04
3113.25:537:05

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 7.11 kWh/m².

For context, solar energy here swings from a low near 4.29 kWh/m² to a high of 7.28 kWh/m² in June across the year — May's 7.11 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
16.9Intense
26.9Intense
36.9Intense
46.9Intense
57.0Intense
67.0Intense
77.0Intense
87.0Intense
97.0Intense
107.0Intense
117.0Intense
127.0Intense
137.1Intense
147.1Intense
157.1Intense
167.1Intense
177.1Intense
187.1Intense
197.2Intense
207.2Intense
217.2Intense
227.2Intense
237.2Intense
247.2Intense
257.2Intense
267.3Intense
277.3Intense
287.3Intense
297.3Intense
307.3Intense
317.3Intense
Planning a trip in May

Hazard calendar for Kalihi Valley

In seasonPeak

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

Kalihi Valley 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 May a good time to visit Kalihi Valley?

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

8.7
Sightseeing
2nd-best month of the year
7.6
Beach & pool
6th-best month of the year

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

What to pack for Kalihi Valley in May

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

In May, Kalihi Valley sees daytime highs around 76°F and nights near 74°F. Pack sun protection. Worth having: light clothes and a windbreaker.

sun protectionlight clothesa windbreaker

Sea temperature near Kalihi Valley in May

The nearest coast averages about 77°F in May — 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 Kalihi Valley in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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 Kalihi Valley peaks around July 21 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 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 21UV 12Dec 18UV 6
UV index (midday)Level
Jan7High
Feb9Very high
Mar10Extreme
Apr11Extreme
May10Extreme
Jun11Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct9Very high
Nov7High
Dec6High
Location & terrain

Where is Kalihi Valley?

Kalihi Valley sits at 21.4°N, 157.8°W, 538 ft above sea level, in United States. The nearest listed city is Nuuanu - Punchbowl, 1.9 mi away.

Topography around Kalihi Valley

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

Within 2 miles, the terrain around Kalihi Valley has large variations in elevation — a maximum elevation change of 2,451 ft around an average of 1,010 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 3,117 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 3,983 ft.

The land around Kalihi Valley is covered by trees (89%) within 2 miles, trees (39%) and water (35%) within 10 miles, and water (87%) within 50 miles.

2 miles
2,451 ft
10 miles
3,117 ft
50 miles
3,983 ft
treesshrubsgrasslandartificial surfacesbare terrainwater
May weather nearby: Nuuanu - Punchbowl 1.9 mi · Liliha - Kapalama 1.9 mi · Makiki / Lower Punchbowl / Tantalus 3.1 mi · Kalihi-Palama 3.1 mi · Kaneohe 3.7 mi · Honolulu 4.3 mi · Manoa 4.3 mi · Ala Moana - Kakaʻako 5.0 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 Kalihi Valley (21.3637°, -157.8429°, elevation 538 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).