Weather Forecast and Conditions for Costa Mesa, California - The Weather Channel | Weather.com
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61° Cloudy
Cloudy
Day 73° • Night 58°
Feels Like61°
Sunrise

6:49 am

Sunset

7:06 pm

Temperature
High / Low
73°/58°
Wind
3 mph
Humidity
Humidity
85%
Dew point
Dew Point
57°
Pressure
Pressure
29.97 in
UV index
UV Index
0 of 11
Visibility
Visibility
7 mi
Moon Phase - Day 6
Moon Phase
Waxing Crescent

Hourly Weather-

Now

Cloudy Cloudy
61°
Rain drop 3%
NE 3 mph
Subtract

Cloudy

  • Temperature feels like
    Feels Like61°
  • WindNE 3 mph
  • Humidity
    Humidity85%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover87%
  • Rain drop
    Rain Amount0 in

8 am

Mostly Cloudy Day Mostly Cloudy
61°
Rain drop 3%
NNE 3 mph
Add

Mostly Cloudy

  • Temperature feels like
    Feels Like61°
  • WindNNE 3 mph
  • Humidity
    Humidity84%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover75%
  • Rain drop
    Rain Amount0 in

9 am

Mostly Cloudy Day Mostly Cloudy
63°
Rain drop 2%
SE 3 mph
Add

Mostly Cloudy

  • Temperature feels like
    Feels Like63°
  • WindSE 3 mph
  • Humidity
    Humidity81%
  • UV index
    UV Index1 of 11
  • Cloud
    Cloud Cover80%
  • Rain drop
    Rain Amount0 in

10 am

Partly Cloudy Day Partly Cloudy
65°
Rain drop 2%
SSW 2 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like65°
  • WindSSW 2 mph
  • Humidity
    Humidity77%
  • UV index
    UV Index3 of 11
  • Cloud
    Cloud Cover47%
  • Rain drop
    Rain Amount0 in
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10 Day Weather-

Today

Partly Cloudy Day AM Clouds/PM Sun
73°/58°
Rain drop 3%
Subtract

Day

73°
Partly Cloudy Day
Rain drop
3%
SSW 8 mph

Areas of dense morning fog. Mostly cloudy early, then sunshine for the afternoon. High 73F. Winds SSW at 5 to 10 mph.

  • Humidity
    Humidity71%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise6:49 am
  • Sunset
    Sunset7:06 pm

Night

58°
Foggy
Rain drop
24%
SSW 7 mph

Cloudy this evening then becoming foggy and damp after midnight. Low 58F. Winds SSW at 5 to 10 mph.

  • Humidity
    Humidity87%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise10:35 am
  • Moonset
    Moonset12:54 am
  • Moon Phase - Day 6 Waxing Crescent

Wed 25

Foggy AM Fog/PM Sun
73°/59°
Rain drop 20%
Add

Day

73°
Foggy
Rain drop
20%
W 10 mph

Foggy early, becoming mostly sunny in the afternoon. High 73F. Winds W at 10 to 15 mph.

  • Humidity
    Humidity69%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise6:48 am
  • Sunset
    Sunset7:07 pm

Night

59°
Mostly Cloudy Night
Rain drop
19%
S 7 mph

Partly cloudy skies in the evening, then becoming cloudy overnight. Areas of dense fog. Low 59F. Winds S at 5 to 10 mph.

  • Humidity
    Humidity83%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise11:37 am
  • Moonset
    Moonset1:59 am
  • Moon Phase - Day 7 First Quarter

Thu 26

Foggy AM Fog/PM Sun
77°/58°
Rain drop 19%
Add

Day

77°
Foggy
Rain drop
19%
WSW 9 mph

Areas of fog early, becoming mostly sunny in the afternoon. Near record high temperatures. High 77F. Winds WSW at 5 to 10 mph.

  • Humidity
    Humidity60%
  • UV index
    UV Index8 of 11
  • Sunrise
    Sunrise6:47 am
  • Sunset
    Sunset7:07 pm

Night

58°
Mostly Clear Night
Rain drop
6%
S 6 mph

Mainly clear skies. Low 58F. Winds light and variable.

  • Humidity
    Humidity80%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise12:46 pm
  • Moonset
    Moonset2:56 am
  • Moon Phase - Day 8 Waxing Gibbous

Fri 27

Mostly Cloudy Day Mostly Cloudy
77°/59°
Rain drop 5%
Add

Day

77°
Mostly Cloudy Day
Rain drop
5%
SW 8 mph

Partly cloudy skies during the morning hours will become overcast in the afternoon. High 77F. Winds SW at 5 to 10 mph.

  • Humidity
    Humidity59%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise6:45 am
  • Sunset
    Sunset7:08 pm

Night

59°
Mostly Cloudy Night
Rain drop
5%
W 5 mph

Considerable cloudiness. Low 59F. Winds light and variable.

  • Humidity
    Humidity78%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise1:55 pm
  • Moonset
    Moonset3:43 am
  • Moon Phase - Day 9 Waxing Gibbous
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