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Costa Mesa, CA

59°F
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Costa Mesa

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Costa Mesa, 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
Thursday, March 12

Current Weather

8:37 AM

59°F
Sunny
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
RealFeel Shade™ 61°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
RealFeel®
66°
RealFeel Shade™
61°
Max UV Index
1.9 (Low)
Wind
0 mph
Wind Gusts
4 mph
Humidity
77%
Indoor Humidity
56% (Ideal Humidity)
Dew Point
52° F
Pressure
↔ 30.16 in
Cloud Cover
0%
Visibility
10 mi
Cloud Ceiling
40000 ft

Day

3/12
85°Hi
RealFeel® 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
RealFeel Shade™ 82°
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 approaching the record high of 88 set in 2015
alerts

Heat Advisory

10:00 AM Thursday - 8:00 PM Friday

Max UV Index6.0 (High)

AccuLumen Brightness Index™10 (Very Bright)

WindNW 7 mph

Wind Gusts17 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover2%

Morning

Afternoon

Night

3/12
55°Lo
RealFeel® 54°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
Clear
alerts

Heat Advisory

10:00 AM Thursday - 8:00 PM Friday

WindSSE 5 mph

Wind Gusts6 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover0%

Evening

Overnight

Sun & Moon

11 hrs 51 mins
Rise 7:06 AM
Set 6:57 PM
Waning Crescent
Rise 3:10 AM
Set 12:42 PM

Temperature History

3/12
High
Low
Forecast
85°
55°
Average
64°
53°
Last Year
60°
55°

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World North America United States California Costa Mesa

Weather Near Costa Mesa:

  • Anaheim, CA
  • Long Beach, CA
  • Los Angeles, CA
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