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Now · 11:53 PM

Waimanalo Beach Weather & Hourly Forecast

United States · Hawaii · 96795

Mostly clear night
80°F
Mostly clear night
Feels like: 77°F
💧 Humidity 80% 🌡 Pressure 29.97 inHg 💨 Wind 23 mph 👁 Visibility Clouds 34% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:18 AM 🌇 Sunset 6:28 PM

Hourly Forecast for Waimanalo Beach

Tomorrow
Mostly clear night · 2:00 AM Mostly clear night
80° 💧 None 💨 20 mph H 82%29.91 inHg
Light rain · 11:00 AM Light rain
80° 💧 None 💨 21 mph H 80%29.97 inHg
Mostly cloudy night · 8:00 PM Mostly cloudy night
79° 💧 None 💨 19 mph H 81%29.91 inHg
Thursday
Overcast night · 5:00 AM Overcast night
78° 💧 None 💨 20 mph H 84%29.85 inHg
Overcast · 2:00 PM Overcast
81° 💧 None 💨 23 mph H 74%29.83 inHg
Overcast night · 11:00 PM Overcast night
79° 💧 None 💨 24 mph H 82%29.88 inHg
Friday
Mostly cloudy · 8:00 AM Mostly cloudy
79° 💧 None 💨 26 mph H 80%29.85 inHg
Overcast · 5:00 PM Overcast
79° 💧 None 💨 26 mph H 83%29.80 inHg
Saturday
Overcast night · 2:00 AM Overcast night
79° 💧 None 💨 32 mph H 86%29.80 inHg
Overcast · 11:00 AM Overcast
80° 💧 None 💨 35 mph H 84%29.77 inHg
Moderate rain · 8:00 PM Moderate rain
79° 💧 None 💨 33 mph H 87%29.77 inHg
Sunday
Moderate rain · 5:00 AM Moderate rain
78° 💧 None 💨 29 mph H 89%29.77 inHg
Overcast · 2:00 PM Overcast
79° 💧 None 💨 31 mph H 84%29.80 inHg
Overcast night · 11:00 PM Overcast night
79° 💧 None 💨 25 mph H 85%29.88 inHg
Monday
Mostly cloudy · 8:00 AM Mostly cloudy
79° 💧 None 💨 19 mph H 82%29.91 inHg
Light rain · 8:00 PM Light rain
79° 💧 None 💨 4 mph H 80%29.94 inHg

In Waimanalo Beach and, more broadly, across the state of Hawaii: The evening will feature mostly cloudy skies with temperatures holding steady around 80 degrees Fahrenheit. Winds will be from the northeast at a moderate pace, reaching up to 13 mph, with gusts up to 17 mph. No precipitation is expected during the next few hours, so it should remain dry. Temperatures are expected to stay mild to warm, providing comfortable conditions as the night progresses. Residents can generally expect a calm evening with no significant weather disturbances.

15-Day Weather Outlook for Waimanalo Beach

TomorrowTomorrow Light rain Light rain 80°/78° 💧 0.043 in 💨 22 mph
Thursday, Sep 24Thu Sep 24 Light rain Light rain 81°/78° 💧 0.111 in 💨 27 mph
Friday, Sep 25Fri Sep 25 Light rain Light rain 80°/78° 💧 0.084 in 💨 30 mph
Saturday, Sep 26Sat Sep 26 Light rain Light rain 80°/78° 💧 0.402 in 💨 37 mph
Sunday, Sep 27Sun Sep 27 Light rain Light rain 80°/79° 💧 0.163 in 💨 33 mph
Monday, Sep 28Mon Sep 28 Partly cloudy Partly cloudy 80°/79° 💧 0.433 in 💨 25 mph
Tuesday, Sep 29Tue Sep 29 Mostly sunny Mostly sunny 79°/79° 💧 0.053 in 💨 20 mph
Wednesday, Sep 30Wed Sep 30 Mostly sunny Mostly sunny 79°/78° 💧 0.067 in 💨 18 mph
Thursday, Oct 1Thu Oct 1 Mostly sunny Mostly sunny 78°/77° 💧 0.020 in 💨 16 mph
Friday, Oct 2Fri Oct 2 Mostly sunny Mostly sunny 78°/76° 💧 0.002 in 💨 7 mph
Saturday, Oct 3Sat Oct 3 Mostly sunny Mostly sunny 80°/77° 💧 0.006 in 💨 5 mph
Sunday, Oct 4Sun Oct 4 Mostly sunny Mostly sunny 79°/77° 💧 0.023 in 💨 6 mph
Monday, Oct 5Mon Oct 5 Light rain Light rain 80°/77° 💧 0.024 in 💨 8 mph
Tuesday, Oct 6Tue Oct 6 Moderate rain Moderate rain 80°/78° 💧 0.072 in 💨 5 mph
Wednesday, Oct 7Wed Oct 7 Mostly cloudy Mostly cloudy 79°/78° 💧 0.101 in 💨 9 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Waimanalo Beach

Vertical axis: °F · Color based on temperature
Mostly clear night at 2:00 AM
80° Tomorrow 2:00 AM
Partly cloudy night at 5:00 AM
79° 5:00 AM
Mostly cloudy at 8:00 AM
80° 8:00 AM
Light rain at 11:00 AM
80° 11:00 AM
Light rain at 2:00 PM
80° Tomorrow 2:00 PM
Overcast at 5:00 PM
80° 5:00 PM
Mostly cloudy night at 8:00 PM
79° 8:00 PM
Overcast night at 11:00 PM
79° 11:00 PM
Overcast night at 2:00 AM
78° Thursday 2:00 AM
Overcast night at 5:00 AM
78° 5:00 AM
Overcast at 8:00 AM
79° 8:00 AM
Mostly cloudy at 11:00 AM
80° 11:00 AM
Overcast at 2:00 PM
81° Thursday 2:00 PM
Overcast at 5:00 PM
79° 5:00 PM
Overcast night at 8:00 PM
80° 8:00 PM
Overcast night at 11:00 PM
79° 11:00 PM
Light rain at 2:00 AM
78° Friday 2:00 AM
Light rain at 5:00 AM
78° 5:00 AM
Mostly cloudy at 8:00 AM
79° 8:00 AM
Light rain at 11:00 AM
79° 11:00 AM
Overcast at 2:00 PM
79° Friday 2:00 PM
Overcast at 5:00 PM
79° 5:00 PM
Overcast night at 8:00 PM
79° 8:00 PM
Overcast night at 11:00 PM
80° 11:00 PM
Overcast night at 2:00 AM
79° Saturday 2:00 AM
Overcast night at 5:00 AM
79° 5:00 AM
Light rain at 8:00 AM
80° 8:00 AM
Overcast at 11:00 AM
80° 11:00 AM
Overcast at 2:00 PM
79° Saturday 2:00 PM
Heavy rain at 5:00 PM
78° 5:00 PM
Moderate rain at 8:00 PM
79° 8:00 PM
Moderate rain at 11:00 PM
79° 11:00 PM
Light rain at 2:00 AM
79° Sunday 2:00 AM
Moderate rain at 5:00 AM
78° 5:00 AM
Light rain at 8:00 AM
79° 8:00 AM
Light rain at 11:00 AM
79° 11:00 AM
Overcast at 2:00 PM
79° Sunday 2:00 PM
Light rain at 5:00 PM
79° 5:00 PM
Overcast night at 8:00 PM
79° 8:00 PM
Overcast night at 11:00 PM
79° 11:00 PM
Overcast night at 2:00 AM
79° Monday 2:00 AM
Mostly cloudy night at 5:00 AM
79° 5:00 AM
Mostly cloudy at 8:00 AM
79° 8:00 AM
Partly cloudy at 11:00 AM
81° 11:00 AM
Light rain at 2:00 PM
81° Monday 2:00 PM
Light rain at 8:00 PM
79° 8:00 PM
Moderate rain at 2:00 AM
77° 2:00 AM
Mostly sunny at 8:00 AM
77° 8:00 AM
Mostly sunny at 2:00 PM
80° Tuesday 2:00 PM
Light rain at 8:00 PM
79° 8:00 PM
Light rain at 2:00 AM
79° 2:00 AM
Mostly sunny at 8:00 AM
79° 8:00 AM
Partly cloudy at 2:00 PM
80° Wednesday 2:00 PM
Partly cloudy night at 8:00 PM
78° 8:00 PM
Clear night at 2:00 AM
77° 2:00 AM
Mostly sunny at 8:00 AM
77° 8:00 AM
Mostly sunny at 2:00 PM
78° Thursday 2:00 PM
Clear night at 8:00 PM
77° 8:00 PM
Clear night at 2:00 AM
77° 2:00 AM
Sunny at 8:00 AM
77° 8:00 AM
Sunny at 2:00 PM
79° Friday 2:00 PM
Clear night at 8:00 PM
77° 8:00 PM
Clear night at 2:00 AM
76° 2:00 AM
Sunny at 8:00 AM
76° 8:00 AM
Sunny at 2:00 PM
80° Saturday 2:00 PM
Mostly clear night at 8:00 PM
77° 8:00 PM
Mostly clear night at 2:00 AM
77° 2:00 AM
Light rain at 8:00 AM
77° 8:00 AM
Mostly sunny at 2:00 PM
80° Sunday 2:00 PM
Clear night at 8:00 PM
78° 8:00 PM
Mostly clear night at 2:00 AM
78° 2:00 AM
Mostly sunny at 8:00 AM
78° 8:00 AM
Sunny at 2:00 PM
80° Monday 2:00 PM
Clear night at 8:00 PM
78° 8:00 PM
Mostly clear night at 2:00 AM
78° 2:00 AM
Mostly sunny at 8:00 AM
78° 8:00 AM
Light rain at 2:00 PM
79° Tuesday 2:00 PM
Mostly clear night at 8:00 PM
78° 8:00 PM
Clear night at 2:00 AM
77° 2:00 AM
Mostly sunny at 8:00 AM
77° 8:00 AM
Light rain at 2:00 PM
79° Wednesday 2:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Waimanalo Beach

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 12:00 AM
PM2.5 Fine particles Good 4,5µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 11,4µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Good 38,0µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 0,2µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Waimanalo Beach

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.
0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme
Today UV 11,2Extreme Unavailable
Tomorrow UV 10,3Very high 😊Good
Thursday UV 10,6Very high 😊Good
Friday UV 10,6Very high 🙂Fair
Saturday UV 10,7Very high 🙂Fair
Sunday UV 7,0High Unavailable
Monday UV 6,0High Unavailable
Today's weather health advice Open today's recommendations.

Extreme UV risk

Avoid direct sun around midday. Use SPF 50+ sunscreen, a hat, protective clothing and sunglasses.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure. High humidity can make it feel hotter.

Best in the morning or late in the day

For walking, running or cycling, prefer the early morning or late afternoon.

WIND OUTLOOK

Hourly Wind Forecast for Waimanalo Beach

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Tomorrow 2:00 AM 5:00 AM 8:00 AM 11:00 AM Tomorrow 2:00 PM 5:00 PM 8:00 PM 11:00 PM Thursday 2:00 AM 5:00 AM 8:00 AM 11:00 AM Thursday 2:00 PM 5:00 PM 8:00 PM 11:00 PM Friday 2:00 AM 5:00 AM 8:00 AM 11:00 AM Friday 2:00 PM 5:00 PM 8:00 PM 11:00 PM Saturday 2:00 AM 5:00 AM 8:00 AM 11:00 AM Saturday 2:00 PM 5:00 PM 8:00 PM 11:00 PM Sunday 2:00 AM 5:00 AM 8:00 AM 11:00 AM Sunday 2:00 PM 5:00 PM 8:00 PM 11:00 PM Monday 2:00 AM 5:00 AM 8:00 AM 11:00 AM Monday 2:00 PM 8:00 PM 2:00 AM 8:00 AM Tuesday 2:00 PM 8:00 PM 2:00 AM 8:00 AM Wednesday 2:00 PM 8:00 PM 2:00 AM 8:00 AM Thursday 2:00 PM 8:00 PM 2:00 AM 8:00 AM Friday 2:00 PM 8:00 PM 2:00 AM 8:00 AM Saturday 2:00 PM 8:00 PM 2:00 AM 8:00 AM Sunday 2:00 PM 8:00 PM 2:00 AM 8:00 AM Monday 2:00 PM 8:00 PM 2:00 AM 8:00 AM Tuesday 2:00 PM 8:00 PM 2:00 AM 8:00 AM Wednesday 2:00 PM
Sustained wind Max gusts
NIGHT SKY · WAIMANALO BEACH, HAWAII

Tonight's Stargazing & Shooting Stars

Good observing conditions. Best local viewing window: 2:00 AM–3:00 AM.

74/100Best-hour score
BEST TIME TONIGHT 2:00 AM–3:00 AM Astronomical darkness: 7:40 PM–5:06 AM
Cloud cover 29% Real hourly forecast for the best viewing hour.
Moonlight 89% Waxing Gibbous · Moon about 20° above the horizon at the best viewing hour.
Meteor activity Southern Taurids Reference ZHR 7 · Radiant 63° high at the best hour.
Estimated visible meteors 0–2/hour Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min39%
UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.
SEP 20–NOV 20
Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak
ACTIVE NOW
OCT 2–NOV 7
OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak
UPCOMING
OCT 20–DEC 10
Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak
UPCOMING
NOV 6–NOV 30
LeonidsStart NOV 6 · Peak NOV 17 · End NOV 30 · ZHR 15 · 52% Moon at peak
UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

Forecast data for Waimanalo Beach were last refreshed today at 11:52 PM. The current forecast period extends through 28/09/2026 at 8:00 PM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.