Weather Forecast for Honolulu

Hawaii, United States of America

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Patchy rain nearby

Current Weather - Honolulu: 26°C

Hawaii, United States of America

Patchy rain nearby

Feels like 19°C

Wind

28 km/h ENE

Humidity

72%

Pressure

1016 mb

UV Index

8

Visibility

10 km

Patchy rain nearby

Patchy rain nearby

Monday, July 27, 2026

High

27°C

Low

24°C

Rain Chance

63%

Hourly Forecast

Patchy rain nearby 25°C
22:00
Patchy rain nearby 25°C
23:00
Jul 28

Day Statistics

Maximum Wind

30 km/h

Humidity

77%

Precipitation

2 mm

UV Index

13

Visibility

10 km

Rain Chance

63%

Snow Chance

0%

Sun & Moon

Sunrise

06:03 AM

Sunset

07:12 PM

Moonrise

06:30 PM

Moonset

04:36 AM

Moon Phase

Full Moon

Moon Illumination

99%

Air Quality

PM2.5

8.1

μg/m³

PM10

13.8

μg/m³

NO₂

1.2

μg/m³

O₃

48.8

μg/m³

SO₂

0.9

μg/m³

CO

90.8

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Solar Radiation Data

Shortwave Radiation

496.6

Diffuse Radiation

132.97

DNI

0

GTI

0

Weather Alerts

High Surf Advisory issued July 26 at 3:41PM HST until July 29 at 6:00PM HST by NWS Honolulu HI

Olomana; Maui Windward West; Kauai East; Koolau Windward; Molokai Windward; Molokai Southeast; Windward Haleakala; Kipahulu; Big Island East; Big Island North Jul 26, 03:41 PM - Jul 27, 04:45 AM
Severity: Minor Urgency: Expected

...HIGH SURF ADVISORY FOR SOUTH FACING SHORES THROUGH TONIGHT... ...HIGH SURF ADVISORY FOR EAST FACING SHORES THROUGH WEDNESDAY AFTERNOON... .The current long-period south swell will hold steady through tonight before slowly declining Monday. Building east swell from Hurricane Fausto will keep surf heights along east facing shores elevated above High Surf Advisory criteria through Wednesday afternoon and may need to be upgraded to a High Surf Warning as this swell peaks Monday night into Tuesday. * WHAT...Surf building to 10 to 14 feet. * WHERE...East facing shores of all Hawaiian Islands. * WHEN...Until 6 PM HST Wednesday. * IMPACTS...Moderate. Strong breaking waves and strong currents will make swimming dangerous.

Heed all advice from ocean safety officials. When in doubt, don't go out.

Event: High Surf Advisory Certainty: Likely Category: Met

High Surf Advisory issued July 27 at 3:44AM HST until July 29 at 6:00PM HST by NWS Honolulu HI

East Honolulu; Big Island Southeast Jul 27, 03:44 AM - Jul 27, 04:45 PM
Severity: Minor Urgency: Expected

...HIGH SURF ADVISORY FOR EAST FACING SHORES THROUGH WEDNESDAY AFTERNOON... .Building east swell from Hurricane Fausto will keep surf heights along east facing shores elevated above High Surf Advisory criteria through Wednesday afternoon, and may need to be upgraded to a High Surf Warning as this swell peaks tonight into Tuesday. * WHAT...Surf building to 10 to 14 feet. * WHERE...East facing shores. * WHEN...Until 6 PM HST Wednesday. * IMPACTS...Moderate. Strong breaking waves and strong currents will make swimming dangerous.

Heed all advice from ocean safety officials. When in doubt, don't go out.

Event: High Surf Advisory Certainty: Likely Category: Met

High Surf Warning issued July 27 at 9:04AM HST until July 29 at 6:00PM HST by NWS Honolulu HI

Olomana; Maui Windward West; Kauai East; East Honolulu; Koolau Windward; Molokai Windward; Molokai Southeast; Windward Haleakala; Kipahulu; Big Island Southeast; Big Island East; Big Island North Jul 27, 09:04 AM - Jul 27, 10:15 PM
Severity: Moderate Urgency: Expected

...HIGH SURF WARNING FOR EAST FACING SHORES THROUGH WEDNESDAY AFTERNOON... .Building east swell from Hurricane Fausto will cause surf heights to build to High Surf Warning levels today and peak Tuesday. * WHAT...Surf building to 12 to 16 feet. * WHERE...East Facing shores. * WHEN...Until 6 PM HST Wednesday. * IMPACTS...High. Expect very strong breaking waves and powerful currents. Waves breaking in channel entrances may make navigating the channels dangerous.

Stay away from the shoreline along the affected coasts. Be prepared for road closures. Postpone entering or leaving channels affected by the high surf until the surf subsides.

Event: High Surf Warning Certainty: Likely Category: Met