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100+ F in Phoenix as record-shattering March scorcher intensifies. See how hot it will get. Chevron right

Irvine, CA

84°F
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Irvine, CA Weather
Today WinterCast Local {stormName} Tracker Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

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Winter Center
Today Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities
Wednesday, March 18

Day

3/18
91°Hi
RealFeel® 94°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
RealFeel Shade™ 88°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
Sunshine and very warm with the temperature breaking the record high of 88 set in 1978; stay hydrated when outside in the heat
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

Max UV Index6.0 (High)

AccuLumen Brightness Index™9 (Very Bright)

WindSW 6 mph

Wind Gusts13 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover10%

Morning

Afternoon

Night

3/18
58°Lo
RealFeel® 58°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
Mainly clear
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

WindSE 4 mph

Wind Gusts6 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover16%

Evening

Overnight

Sun & Moon

12 hrs 03 mins
Rise 6:58 AM
Set 7:01 PM
New Moon
Rise 6:41 AM
Set 7:00 PM

Temperature History

3/18
High
Low
Forecast
91°
58°
Average
71°
52°
Last Year
67°
49°
Record
88°
1978
37°
1951

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