Costa Mesa Weather History California, United States of America

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Past date: Past date must be from 1st Jan, 2009 onwards.

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Daily and hourly data from 1 Jan 2009 onwards.
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Sun 15 Jun, 2025 Weather in Costa Mesa

Sunrise: 05:41 AM Sunset: 08:04 PM	Moonrise: 11:44 PM Moonset: 09:39 AM	Max: 21.1 °c	Min: 15.5 °c	Avg: 18.1 °c	Precip: 0.00 mm	Max Wind: 16.9 kph

	Sun 15 0:00 am	Sun 15 3:00 am	Sun 15 6:00 am	Sun 15 9:00 am	Sun 15 12:00 pm	Sun 15 3:00 pm	Sun 15 6:00 pm	Sun 15 9:00 pm
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Temp	17.0°c	15.7°c	15.5°c	17.7°c	20.1°c	21.0°c	20.0°c	17.9°c
Wind	6.8 kmph	4.7 kmph	2.2 kmph	5.8 kmph	14.8 kmph	16.2 kmph	14.8 kmph	7.6 kmph
Precip	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm
Cloud	56%	81%	86%	65%	45%	39%	28%	43%
Humidity	92%	96%	95%	85%	74%	70%	75%	85%
Pressure	1012 mb	1012 mb	1012 mb	1013 mb	1012 mb	1012 mb	1012 mb	1013 mb

Costa Mesa Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	19°C / 65°F	11°C / 52°F	14°C / 58°F	273 hours	54.61 mm / 2.15 In	3 days	1019 mb / 31 In
February	18°C / 65°F	11°C / 52°F	14°C / 58°F	238 hours	60.90 mm / 2.40 In	3 days	1017 mb / 31 In
March	18°C / 65°F	12°C / 53°F	15°C / 59°F	259 hours	52.38 mm / 2.06 In	3 days	1017 mb / 31 In
April	19°C / 67°F	13°C / 56°F	16°C / 61°F	276 hours	14.69 mm / 0.58 In	1 days	1015 mb / 30 In
May	20°C / 69°F	15°C / 58°F	17°C / 63°F	310 hours	6.53 mm / 0.26 In	1 days	1013 mb / 30 In
June	23°C / 73°F	17°C / 62°F	19°C / 67°F	324 hours	1.58 mm / 0.06 In	0 days	1012 mb / 30 In
July	25°C / 77°F	19°C / 66°F	22°C / 71°F	344 hours	1.86 mm / 0.07 In	0 days	1013 mb / 30 In
August	26°C / 79°F	20°C / 67°F	23°C / 73°F	348 hours	5.52 mm / 0.22 In	0 days	1012 mb / 30 In
September	26°C / 78°F	20°C / 67°F	22°C / 72°F	319 hours	3.96 mm / 0.16 In	0 days	1012 mb / 30 In
October	24°C / 75°F	17°C / 63°F	20°C / 69°F	302 hours	10.29 mm / 0.40 In	1 days	1014 mb / 30 In
November	21°C / 71°F	14°C / 57°F	17°C / 63°F	290 hours	16.33 mm / 0.64 In	1 days	1017 mb / 31 In
December	18°C / 65°F	11°C / 53°F	14°C / 58°F	257 hours	60.84 mm / 2.40 In	3 days	1018 mb / 31 In

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