Costa Mesa Weather Forecast
- 44
- 57
Increasing Clouds
- 45
- 59
Slight Chance Rain Showers
- 47
- 61
Rain
- 46
- 56
Rain Showers Likely
- 45
- 60
Mostly Sunny
- 46
- 63
Partly Sunny
Today 26 Jan Orange County Coastal
Mostly sunny. Highs around 57. Areas of Winds northwest 15 Mph in the morning becoming light.
Tonight 26 Jan Orange County Coastal
Partly cloudy in the evening. Becoming mostly cloudy. Lows 40 to 45. Light Winds.
Costa Mesa Temperature Statistics
January Temperature
John Wayne-Orange County Airport (3.7 miles)
Lowest 9 January, 2021
45 °FAverage January
59 °FHighest 15 January, 2021
90 °F
Climate (2010–Present)
John Wayne-Orange County Airport (3.7 miles)
Average Low 2010–Present
58.8 °FAverage 2010–Present
65.2 °FAverage High 2010–Present
73.7 °F