Costa Mesa, us-California State, USA Weather Information
Local Time
2026-02-24 06:49:21 Pacific Standard TimeWeather in the past year
Sun & Astronomy
In Costa Mesa, us-California State, USA, today's sunrise time is 06:24, sunset time is 17:45, nautical twilight begins at 05:31, nautical twilight ends at 18:38, astronomical twilight begins at 05:02, astronomical twilight ends at 19:06.
Temperature Analysis
In Costa Mesa, us-California State, USA region, the lowest temperature occurs in March 2025, with an average temperature of about 12.9°C.
The highest temperature occurs in August 2025, with a maximum temperature of up to 21°C.
Based on historical data, the average temperature in January is 13.5°C, February is 13.3°C, March is 12.9°C, April is 14.3°C, May is 17.3°C, June is 18.5°C, July is 19.2°C, August is 21°C, September is 20.9°C, October is 18.1°C, November is 15.4°C, December is 14.6°C.
Wind Analysis
In Costa Mesa, us-California State, USA region, the lowest wind speed occurs in December 2025, with an average wind speed of about 26.3 km/h.
The highest wind speed occurs in April 2025, with a maximum wind speed of up to 40.6 km/h.
Based on historical data, the average wind speed in January is 37.8 km/h, February is 32.9 km/h, March is 40 km/h, April is 40.6 km/h, May is 40.4 km/h, June is 40 km/h, July is 39.6 km/h, August is 36.6 km/h, September is 38.1 km/h, October is 33.7 km/h, November is 26.7 km/h, December is 26.3 km/h.
Sunshine Duration Analysis
In Costa Mesa, us-California State, USA region, the lowest sunshine duration occurs in December 2025, with an average sunshine duration of about 7 hours.
The highest sunshine duration occurs in July 2025, with a maximum sunshine duration of up to 11.6 hours.
Based on historical data, the average sunshine duration in January is 9.1 hours, February is 8.3 hours, March is 8.8 hours, April is 10.8 hours, May is 11.2 hours, June is 11.2 hours, July is 11.6 hours, August is 11.5 hours, September is 10.4 hours, October is 9.6 hours, November is 7.3 hours, December is 7 hours.
Precipitation Analysis
In Costa Mesa, us-California State, USA region, the lowest precipitation occurs in July 2025, with an average precipitation of about 0 mm.
The highest precipitation occurs in November 2025, with a maximum precipitation of up to 5.3 mm.
Based on historical data, the average precipitation in January is 0.4 mm, February is 2.6 mm, March is 3 mm, April is 0.6 mm, May is 0.2 mm, June is 0.1 mm, July is 0 mm, August is 0 mm, September is 1 mm, October is 1.4 mm, November is 5.3 mm, December is 3.5 mm.