Half Moon Bay Weather Today

15°

Light showers, feels like 15°.

Half Moon Bay, California, United States · Tuesday, 3 November 2026 21:45 local time

Low/High

12°/17°

Humidity

88%

Visibility

15.2 km

Wind

6.8 km/h

Dew point

13°

0.0

Next 24 Hours

Half Moon Bay Hourly Weather

Half Moon Bay Hourly Weather
Time	Temperature / Feels like	Weather / Chance of rain
21:00	15 ° / 15 °	100 % Light showers
22:00	15 ° / 15 °	90 % Light showers
23:00	14 ° / 14 °	64 % Light showers
00:00	13 ° / 12 °	29 % Overcast
01:00	13 ° / 12 °	3 % Overcast
02:00	13 ° / 11 °	0 % Overcast
03:00	13 ° / 10 °	0 % Overcast
04:00	12 ° / 9 °	0 % Partly cloudy
05:00	12 ° / 9 °	0 % Partly cloudy
06:00	12 ° / 10 °	0 % Mostly clear
07:00	12 ° / 9 °	0 % Clear sky
08:00	13 ° / 11 °	0 % Clear sky

48-hour weather

Half Moon Bay 7-Day Forecast

Half Moon Bay 7-Day Forecast
Date	Low/High	Weather	Chance of rain	Wind	Summary
Today	12 °/17 °	Light showers	100%	23 km/h	Today Weather Low/High12°/17° Humidity83% Pressure1014 hPa Sunrise/Sunset 06:37 17:09
Wed 4 Nov	12 °/19 °	Fog	29%	20 km/h	Wed 4 Nov Weather Low/High12°/19° Humidity77% Pressure1015 hPa Sunrise/Sunset 06:38 17:08
Thu 5 Nov	12 °/21 °	Overcast	0%	15 km/h	Thu 5 Nov Weather Low/High12°/21° Humidity68% Pressure1017 hPa Sunrise/Sunset 06:39 17:07
Fri 6 Nov	13 °/23 °	Overcast	0%	13 km/h	Fri 6 Nov Weather Low/High13°/23° Humidity64% Pressure1016 hPa Sunrise/Sunset 06:40 17:06
Sat 7 Nov	14 °/24 °	Overcast	0%	18 km/h	Sat 7 Nov Weather Low/High14°/24° Humidity58% Pressure1016 hPa Sunrise/Sunset 06:41 17:05
Sun 8 Nov	13 °/21 °	Overcast	0%	15 km/h	Sun 8 Nov Weather Low/High13°/21° Humidity75% Pressure1015 hPa Sunrise/Sunset 06:42 17:04
Mon 9 Nov	13 °/17 °	Fog	0%	18 km/h	Mon 9 Nov Weather Low/High13°/17° Humidity75% Pressure1015 hPa Sunrise/Sunset 06:43 17:03

Half Moon Bay Weather Summary

Half Moon Bay, Tuesday 3 November 2026: light showers, 15°C (feels like 15°C), with a range of 12–17°C today. The highest chance of rain in the next 24 hours is 100%, around 21:00 local time. Tomorrow: fog, 12–19°C — see weather tomorrow or the hourly forecast.

Tip: take an umbrella or a rain jacket.

Updated at 21:48 local time, 3 November 2026

Half Moon Bay Hourly Temperature and Chance of Rain

Half Moon Bay Temperature and Chance of Rain, Next Days

About Half Moon Bay

Half Moon Bay is a city in California, the United States. The forecast uses the local point at 37.46°N, 122.43°W, about 21 m above sea level. Local time is UTC−8 (America/Los Angeles). Data combine the ECMWF, ICON and GFS weather models and refresh every 15 minutes; for official warnings, follow the national weather service.

Half Moon Bay Air Quality

Good · AQI 43

Air quality is good and poses little or no risk for outdoor activity.

PM2.5 (µg/m³)9.6

PM10 (µg/m³)14

O₃ (µg/m³)54

NO₂ (µg/m³)22

SO₂ (µg/m³)1.0

CO (µg/m³)195

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