 |
 Current Costa Mesa Weather Conditions |
Updated October 15th at 5:53 am |
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| Mostly Cloudy |
| Temperature: | 57°F |
Dew Point: | 55°F |
| Barometer: | 29.98 inHg |
Wind: | N 9 Mph |
| Humidity: | 93.7% |
Visibility: | 0M |
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| Costa Mesa Weather Forecast Summary |
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Today
Oct 15th
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Thursday
Oct 16th
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Friday
Oct 17th
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Saturday
Oct 18th
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Sunday
Oct 19th
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 |
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 |
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Mostly Sunny |
Sunny |
Sunny |
Mix of Cloud and Sun |
Sunny |
65°F
|
73°F
55°F |
75°F
58°F |
77°F
60°F |
73°F
57°F |
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| Costa Mesa Detailed Weather Forecast |
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| Wednesday, October 15th, 2025 |
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Morning |
Temperature: 63°F |
| Sunny with cloudy periods. Windy at times. |
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Afternoon |
Temperature: 60°F |
| Sunny. Windy at times. |
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Evening |
Temperature: 56°F |
| Clear. |
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| Thursday, October 16th, 2025 |
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Overnight |
Temperature: 57°F |
| Clear. |
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Morning |
Temperature: 71°F |
| Sunny. |
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Afternoon |
Temperature: 66°F |
| Sunny. |
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Evening |
Temperature: 60°F |
| Clear. |
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| Friday, October 17th, 2025 |
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Overnight |
Temperature: 61°F |
| Clear. |
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Morning |
Temperature: 74°F |
| Sunny. |
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Afternoon |
Temperature: 69°F |
| Sunny. |
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Evening |
Temperature: 61°F |
| Clear. |
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| Saturday, October 18th, 2025 |
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Overnight |
Temperature: 63°F |
| Clear. |
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Morning |
Temperature: 76°F |
| Sunny. |
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Afternoon |
Temperature: 68°F |
| A mix of cloud and sun. |
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Evening |
Temperature: 61°F |
| Clear. |
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| Sunday, October 19th, 2025 |
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Overnight |
Temperature: 61°F |
| Clear. |
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Morning |
Temperature: 72°F |
| Sunny. |
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Afternoon |
Temperature: 65°F |
| Sunny. |
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Evening |
Temperature: 57°F |
| Clear. |
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| Monday, October 20th, 2025 |
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Overnight |
Temperature: 56°F |
| Clear. |
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Morning |
Temperature: 65°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 59°F |
| Sunny. |
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Evening |
Temperature: 54°F |
| Clear. |
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| Tuesday, October 21st, 2025 |
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Overnight |
Temperature: 54°F |
| Clear. |
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Morning |
Temperature: 67°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 62°F |
| Sunny. Windy at times. |
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Evening |
Temperature: 57°F |
| Clear. |
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| Wednesday, October 22nd, 2025 |
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Overnight |
Temperature: 59°F |
| Clear. |
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Morning |
Temperature: 76°F |
| Sunny. |
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Afternoon |
Temperature: 71°F |
| Sunny. |
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Evening |
Temperature: 65°F |
| Clear. |
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| Thursday, October 23rd, 2025 |
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Overnight |
Temperature: 66°F |
| Clear. |
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Morning |
Temperature: 82°F |
| Sunny. |
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Afternoon |
Temperature: 75°F |
| Sunny. |
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Evening |
Temperature: 65°F |
| Clear. |
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