Half Moon Bay 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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Mon 28 Apr, 2025 Weather in Half Moon Bay

Sunrise: 06:17 AM Sunset: 07:57 PM	Moonrise: 06:35 AM Moonset: 09:43 PM	Max: 13.6 °c	Min: 9.5 °c	Avg: 10.9 °c	Precip: 0.00 mm	Max Wind: 19.1 kph

	Mon 28 0:00 am	Mon 28 3:00 am	Mon 28 6:00 am	Mon 28 9:00 am	Mon 28 12:00 pm	Mon 28 3:00 pm	Mon 28 6:00 pm	Mon 28 9:00 pm
Icon
Temp	10.2°c	9.7°c	9.5°c	9.9°c	12.4°c	13.6°c	11.6°c	10.2°c
Wind	14.0 kmph	10.4 kmph	2.9 kmph	4.0 kmph	11.9 kmph	18.4 kmph	17.3 kmph	10.8 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	98%	100%	100%	100%	83%	62%	75%	91%
Humidity	95%	97%	97%	96%	85%	80%	88%	95%
Pressure	1021 mb	1020 mb	1021 mb	1022 mb	1022 mb	1021 mb	1020 mb	1020 mb

Half Moon Bay Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	14°C / 57°F	9°C / 48°F	11°C / 52°F	216 hours	90.76 mm / 3.57 In	6 days	1020 mb / 31 In
February	14°C / 57°F	9°C / 48°F	11°C / 52°F	200 hours	96.03 mm / 3.78 In	5 days	1019 mb / 31 In
March	14°C / 58°F	9°C / 49°F	12°C / 53°F	191 hours	93.29 mm / 3.67 In	6 days	1018 mb / 31 In
April	15°C / 60°F	10°C / 50°F	12°C / 54°F	248 hours	30.32 mm / 1.19 In	3 days	1017 mb / 31 In
May	16°C / 62°F	11°C / 51°F	13°C / 56°F	261 hours	14.50 mm / 0.57 In	2 days	1015 mb / 30 In
June	18°C / 65°F	12°C / 54°F	15°C / 59°F	288 hours	3.88 mm / 0.15 In	1 days	1013 mb / 30 In
July	20°C / 67°F	13°C / 56°F	16°C / 61°F	303 hours	1.16 mm / 0.05 In	0 days	1014 mb / 30 In
August	20°C / 68°F	14°C / 57°F	17°C / 62°F	307 hours	0.36 mm / 0.01 In	0 days	1013 mb / 30 In
September	21°C / 69°F	14°C / 58°F	17°C / 63°F	297 hours	2.77 mm / 0.11 In	0 days	1013 mb / 30 In
October	19°C / 67°F	14°C / 56°F	16°C / 61°F	278 hours	27.05 mm / 1.06 In	2 days	1016 mb / 30 In
November	16°C / 61°F	11°C / 52°F	13°C / 56°F	248 hours	53.14 mm / 2.09 In	3 days	1018 mb / 31 In
December	14°C / 56°F	9°C / 49°F	11°C / 52°F	199 hours	108.61 mm / 4.28 In	6 days	1019 mb / 31 In

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