Weather · Half Moon Bay
Half Moon Bay forecast & conditions
Current conditions, the 7-day outlook and hour-by-hour details for Half Moon Bay, straight from the National Weather Service. Watches and warnings show up first.
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Climate · a normal year
What a year in Half Moon Bay feels like
Half Moon Bay has warm winters and cool summers. A typical July afternoon reaches 67°, a January night drops to 45°, and snow is almost unheard of.
58° / 45°Winter
62° / 48°Spring
67° / 54°Summer
66° / 51°Fall
How much snow does Half Moon Bay get?Almost none.Rain & snow →Does it ever freeze?In about 82% of years.Frost →Is it warmer than it used to be?+1.7° vs. the 20th century.Then & now →
See Half Moon Bay’s full climate →
NOAA U.S. Climate Normals, 1991–2020. A normal is a 30-year average, not a forecast.
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Data from the U.S. National Weather Service (weather.gov) — free public data, not modified by TownTapestry. Not a substitute for official warnings; always follow weather.gov and local authorities.