Weather Forecast for Newport Beach

California, United States of America

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Partly Cloudy

Current Weather - Newport Beach: 19°C

California, United States of America

Partly Cloudy

Feels like 20°C

Wind

5 km/h SSE

Humidity

93%

Pressure

1008 mb

UV Index

0

Visibility

10 km

Sunny

Sunny

Monday, August 03, 2026

High

28°C

Low

19°C

Rain Chance

12%

Hourly Forecast

Sunny 28°C
14:00
Sunny 26°C
15:00
Sunny 26°C
16:00
Sunny 26°C
17:00
Sunny 25°C
18:00
Sunny 25°C
19:00
Clear 24°C
20:00
Clear 23°C
21:00
Clear 23°C
22:00
Clear 23°C
23:00
Aug 04

Day Statistics

Maximum Wind

13 km/h

Humidity

79%

Precipitation

0 mm

UV Index

10

Visibility

10 km

Rain Chance

12%

Snow Chance

0%

Sun & Moon

Sunrise

06:05 AM

Sunset

07:50 PM

Moonrise

10:30 PM

Moonset

10:57 AM

Moon Phase

Last Quarter

Moon Illumination

65%

Air Quality

PM2.5

10.2

μg/m³

PM10

15

μg/m³

NO₂

8.5

μg/m³

O₃

59

μg/m³

SO₂

1.4

μg/m³

CO

88

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Weather Alerts

Extreme Heat Warning issued August 2 at 8:21PM PDT until August 3 at 8:00PM PDT by NWS San Diego CA

Riverside County Mountains Aug 2, 08:21 PM - Aug 3, 04:30 AM
Severity: Severe Urgency: Expected

* WHAT...Dangerously hot conditions with high temperatures in the mid 90s to near 100 below 7000 feet expected. * WHERE...Riverside County Mountains. * WHEN...Until 8 PM PDT Monday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Event: Extreme Heat Warning Certainty: Likely Category: Met

Extreme Heat Warning issued August 3 at 1:24AM PDT until August 4 at 8:00PM PDT by NWS San Diego CA

Coachella Valley; San Diego County Deserts; San Gorgonio Pass Near Banning Aug 3, 01:24 AM - Aug 3, 03:30 PM
Severity: Severe Urgency: Expected

* WHAT...Dangerously hot conditions with high temperatures of 112 to 116 expected. * WHERE...Coachella Valley, San Diego County Deserts, and San Gorgonio Pass near Banning. * WHEN...Until 8 PM PDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Event: Extreme Heat Warning Certainty: Likely Category: Met

Extreme Heat Warning issued August 3 at 1:24AM PDT until August 3 at 8:00PM PDT by NWS San Diego CA

San Bernardino and Riverside County Valleys-The Inland Empire Aug 3, 01:24 AM - Aug 3, 03:30 PM
Severity: Severe Urgency: Expected

* WHAT...Dangerously hot conditions with high temperatures in the mid 90s to 105 expected. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...Until 8 PM PDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Event: Extreme Heat Warning Certainty: Likely Category: Met