14 days forecast Costa Mesa
See the weather for the coming 14 days in Costa Mesa.
Monday, April 27 
90%
12° / 18°
4
90%Radiant sunny weather
Total precipitation 0.1 mm
Precipitation chance 0%
UV index 9
Tuesday, April 28 90%
12° / 20°
3
90%Radiant sunny weather
Total precipitation 0 mm
Precipitation chance 0%
UV index 9
Wednesday, April 29 90%
14° / 21°
3
90%Radiant sunny weather
Total precipitation 0 mm
Precipitation chance 0%
UV index 9
Thursday, April 30 
65%
14° / 19°
3
65%Lots of sun, few clouds
Total precipitation 0.4 mm
Precipitation chance 10%
UV index 6
Friday, May 1 90%
14° / 20°
3
90%Radiant sunny weather
Total precipitation 0.2 mm
Precipitation chance 5%
UV index 9
Saturday, May 2 80%
14° / 20°
3
80%Lots of sun, few clouds
Total precipitation 0.1 mm
Precipitation chance 5%
UV index 8
Sunday, May 3 65%
14° / 19°
3
65%Lots of sun, few clouds
Total precipitation 0.2 mm
Precipitation chance 5%
UV index 7
Monday, May 4 
60%
13° / 19°
3
60%Regular sun, also clouds
Total precipitation 0.4 mm
Precipitation chance 10%
UV index 6
Tuesday, May 5 65%
13° / 19°
3
65%Lots of sun, few clouds
Total precipitation 0.3 mm
Precipitation chance 5%
UV index 7
Wednesday, May 6 70%
13° / 20°
3
70%Lots of sun, few clouds
Total precipitation 0.2 mm
Precipitation chance 5%
UV index 7
Thursday, May 7 75%
14° / 21°
3
75%Lots of sun, few clouds
Total precipitation 0.1 mm
Precipitation chance 5%
UV index 7
Friday, May 8 75%
14° / 21°
3
75%Lots of sun, few clouds
Total precipitation 0.1 mm
Precipitation chance 0%
UV index 7
Saturday, May 9 80%
14° / 21°
3
80%Lots of sun, few clouds
Total precipitation 0.5 mm
Precipitation chance 15%
UV index 7
Sunday, May 10 90%
14° / 21°
3
90%Radiant sunny weather
Total precipitation 0.2 mm
Precipitation chance 0%
UV index 8
Monday, May 11 90%
15° / 21°
3
90%Radiant sunny weather
Total precipitation 0.1 mm
Precipitation chance 0%
UV index 8