16:254:25 PM
Saturday, 28 March
Partly Cloudy
+21°C+70°F
Feels like
+20°C+68°F
+24°C+74°F
+14°C+57°F
Max.
Min.
Weather Details
Wind
2.9m/s
7mph
Cloud
12
%
Pressure
1015hPa
29.98inHg
Humidity
67
%
Visibility
14.2km
8.8mi
UV Index
7
Sunrise
6:44 AM
06:44
Sunset
7:09 PM
19:09
Air Quality Index
Good
PM2.5
23
μg/m³
PM10
27
μg/m³
Ozone
85.0
μg/m³
NO₂
34.1
μg/m³
CO
240.0
μg/m³
SO₂
8.9
μg/m³
Dust
4.0
μg/m³
AOD
0.250
unit
Hourly Forecast
12:00 AM
00:00
+15°C
+58°F
89%
1 m/s2 mph
12%
Clear
1:00 AM
01:00
+14°C
+57°F
90%
1.3 m/s3 mph
87%
Overcast
2:00 AM
02:00
+14°C
+57°F
94%
1.5 m/s3 mph
7%
Clear
3:00 AM
03:00
+14°C
+57°F
87%
1.2 m/s3 mph
100%
Overcast
4:00 AM
04:00
+14°C
+58°F
90%
0.9 m/s2 mph
100%
Overcast
5:00 AM
05:00
+15°C
+59°F
89%
1.9 m/s4 mph
100%
Foggy
6:00 AM
06:00
+15°C
+59°F
94%
0.5 m/s1 mph
100%
Foggy
7:00 AM
07:00
+15°C
+59°F
95%
0.9 m/s2 mph
86%
Overcast
8:00 AM
08:00
+15°C
+59°F
94%
1.6 m/s4 mph
100%
Foggy
9:00 AM
09:00
+16°C
+61°F
88%
1.4 m/s3 mph
100%
Foggy
10:00 AM
10:00
+19°C
+67°F
72%
0.8 m/s2 mph
67%
Partly Cloudy
11:00 AM
11:00
+21°C
+70°F
68%
1.5 m/s3 mph
69%
Partly Cloudy
12:00 PM
12:00
+23°C
+73°F
63%
2.6 m/s6 mph
67%
Partly Cloudy
1:00 PM
13:00
+23°C
+73°F
63%
2.6 m/s6 mph
99%
Overcast
2:00 PM
14:00
+23°C
+73°F
64%
3.3 m/s7 mph
74%
Partly Cloudy
3:00 PM
15:00
+24°C
+74°F
65%
3.5 m/s8 mph
54%
Partly Cloudy
4:00 PM
16:00
+21°C
+70°F
68%
3.6 m/s8 mph
56%
Partly Cloudy
5:00 PM
17:00
+20°C
+69°F
67%
2.9 m/s7 mph
100%
Overcast
6:00 PM
18:00
+19°C
+66°F
74%
2.8 m/s6 mph
48%
Mainly Clear
7:00 PM
19:00
+17°C
+63°F
83%
2.4 m/s5 mph
8%
Clear
8:00 PM
20:00
+16°C
+62°F
86%
1.6 m/s4 mph
81%
Overcast
9:00 PM
21:00
+16°C
+61°F
80%
1.8 m/s4 mph
64%
Partly Cloudy
10:00 PM
22:00
+15°C
+59°F
83%
1.9 m/s4 mph
100%
Overcast
11:00 PM
23:00
+15°C
+58°F
86%
1.7 m/s4 mph
100%
Overcast
Precipitation
Today
Tomorrow
12:00 AM
00:00
12:00 AM
00:00
3:00 AM
03:00
6:00 AM
06:00
6:00 AM
06:00
9:00 AM
09:00
12:00 PM
12:00
12:00 PM
12:00
3:00 PM
15:00
6:00 PM
18:00
6:00 PM
18:00
9:00 PM
21:00
12:00 AM
00:00
12:00 AM
00:00
3:00 AM
03:00
6:00 AM
06:00
6:00 AM
06:00
9:00 AM
09:00
12:00 PM
12:00
12:00 PM
12:00
3:00 PM
15:00
6:00 PM
18:00
6:00 PM
18:00
9:00 PM
21:00
11:00 PM
23:00
11:00 PM
23:00
Today's Weather in Costa Mesa
Costa Mesa is currently experiencing Partly Cloudy with temperatures around 21°C, feeling like 20°C due to current conditions. Skies are mostly clear with only 12% cloud cover. UV index is high at 7 — sun protection is recommended. Humidity is at 67% and atmospheric pressure stands at 1014 hPa.