Half Moon Bay Weather Forecast 15 Days, Weather in Half Moon Bay Today

Current weather conditions and 15 day weather forecast for Half Moon Bay, California, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.

Current weather conditions at Half Moon Bay

28 July 2025 Monday
18.3 ° C / 64.9°F
Overcast
Overcast
Feels Like : 18.3 ° C / 64.9°F
Humidity : % 83
Pressure : 1020 mb
Wind Speed : 14.4 kmph / 8.9 miles from WNWWNW
Visibility : 13 km
Precipitation (rainfall) : 0 mm
Cloud (%) : 100

15 day weather forecast for Half Moon Bay, CA, USA

Weather Forecast for next 15 Days for Half Moon Bay including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.
Here is weather for the next 15 days in Half Moon Bay, California state, US. To see the daily forecast, scroll to the table below.
Date
28 July 2025 Monday
Weather forecastCloudy  Cloudy
Low temperature12.7 ° C
(54.9°F)
High temperature16.6 ° C
(61.9°F)
Avg. temperature14.2 ° C
(57.5°F)
Humidity% 91
Chance of rain0%
UV Index2.4
Sun PositionSunrise:06:11 AM
Sunset: 08:21 PM
Moon PositionMoonrise:10:13 AM
Moonset: 10:36 PM
Moon Phase
( Waxing Crescent )
29 July 2025 Tuesday
Weather forecastMist Mist
Low temperature12.1 ° C
(53.8°F)
High temperature15 ° C
(59°F)
Avg. temperature13.3 ° C
(55.9°F)
Humidity% 94
Chance of rain0%
UV Index2.5
Sun PositionSunrise:06:12 AM
Sunset: 08:20 PM
Moon PositionMoonrise:11:13 AM
Moonset: 10:58 PM
Moon Phase
( Waxing Crescent )
30 July 2025 Wednesday
Weather forecastMist Mist
Low temperature12.6 ° C
(54.7°F)
High temperature14.8 ° C
(58.6°F)
Avg. temperature13.5 ° C
(56.2°F)
Humidity% 95
Chance of rain0%
UV Index2.2
Sun PositionSunrise:06:12 AM
Sunset: 08:19 PM
Moon PositionMoonrise:12:12 PM
Moonset: 11:20 PM
Moon Phase
( Waxing Crescent )
31 July 2025 Thursday
Weather forecastMist Mist
Low temperature13.2 ° C
(55.8°F)
High temperature18 ° C
(64.5°F)
Avg. temperature14.9 ° C
(58.8°F)
Humidity% 89
Chance of rain0%
UV Index2.3
Sun PositionSunrise:06:13 AM
Sunset: 08:18 PM
Moon PositionMoonrise:01:11 PM
Moonset: 11:45 PM
Moon Phase
( Waxing Crescent )
01 August 2025 Friday
Weather forecastPatchy rain nearby Patchy rain nearby
Low temperature14 ° C
(57.2°F)
High temperature17.9 ° C
(64.3°F)
Avg. temperature15.5 ° C
(59.9°F)
Humidity% 85
Chance of rain87%
UV Index0
Sun PositionSunrise:06:14 AM
Sunset: 08:17 PM
Moon PositionMoonrise:02:12 PM
Moonset: No moonset
Moon Phase
( First Quarter )
02 August 2025 Saturday
Weather forecastPatchy rain nearby Patchy rain nearby
Low temperature13.6 ° C
(56.4°F)
High temperature17.6 ° C
(63.6°F)
Avg. temperature15.2 ° C
(59.3°F)
Humidity% 84
Chance of rain0%
UV Index4
Sun PositionSunrise:06:15 AM
Sunset: 08:16 PM
Moon PositionMoonrise:03:13 PM
Moonset: 12:13 AM
Moon Phase
( Waxing Gibbous )
03 August 2025 Sunday
Weather forecastSunny Sunny
Low temperature13.1 ° C
(55.7°F)
High temperature17.3 ° C
(63.1°F)
Avg. temperature14.9 ° C
(58.8°F)
Humidity% 82
Chance of rain0%
UV Index4
Sun PositionSunrise:06:16 AM
Sunset: 08:15 PM
Moon PositionMoonrise:04:14 PM
Moonset: 12:46 AM
Moon Phase
( Waxing Gibbous )
04 August 2025 Monday
Weather forecastSunny Sunny
Low temperature13 ° C
(55.5°F)
High temperature16.8 ° C
(62.2°F)
Avg. temperature14.7 ° C
(58.4°F)
Humidity% 83
Chance of rain0%
UV Index4
Sun PositionSunrise:06:17 AM
Sunset: 08:14 PM
Moon PositionMoonrise:05:14 PM
Moonset: 01:27 AM
Moon Phase
( Waxing Gibbous )
05 August 2025 Tuesday
Weather forecastSunny Sunny
Low temperature13.1 ° C
(55.6°F)
High temperature18.4 ° C
(65.2°F)
Avg. temperature15.1 ° C
(59.1°F)
Humidity% 83
Chance of rain0%
UV Index5
Sun PositionSunrise:06:17 AM
Sunset: 08:13 PM
Moon PositionMoonrise:06:08 PM
Moonset: 02:15 AM
Moon Phase
( Waxing Gibbous )
06 August 2025 Wednesday
Weather forecastSunny Sunny
Low temperature12.6 ° C
(54.7°F)
High temperature19 ° C
(66.3°F)
Avg. temperature15.6 ° C
(60°F)
Humidity% 82
Chance of rain0%
UV Index5
Sun PositionSunrise:06:18 AM
Sunset: 08:12 PM
Moon PositionMoonrise:06:56 PM
Moonset: 03:13 AM
Moon Phase
( Waxing Gibbous )
07 August 2025 Thursday
Weather forecastSunny Sunny
Low temperature14.2 ° C
(57.6°F)
High temperature21.9 ° C
(71.4°F)
Avg. temperature17.8 ° C
(64.1°F)
Humidity% 73
Chance of rain0%
UV Index5
Sun PositionSunrise:06:19 AM
Sunset: 08:11 PM
Moon PositionMoonrise:07:37 PM
Moonset: 04:16 AM
Moon Phase
( Waxing Gibbous )
08 August 2025 Friday
Weather forecastSunny Sunny
Low temperature14.3 ° C
(57.7°F)
High temperature21.2 ° C
(70.2°F)
Avg. temperature17.4 ° C
(63.3°F)
Humidity% 75
Chance of rain0%
UV Index5
Sun PositionSunrise:06:20 AM
Sunset: 08:10 PM
Moon PositionMoonrise:08:12 PM
Moonset: 05:25 AM
Moon Phase
( Waxing Gibbous )
09 August 2025 Saturday
Weather forecastPatchy rain nearby Patchy rain nearby
Low temperature13.6 ° C
(56.4°F)
High temperature19.4 ° C
(67°F)
Avg. temperature15.9 ° C
(60.5°F)
Humidity% 82
Chance of rain0%
UV Index4
Sun PositionSunrise:06:21 AM
Sunset: 08:09 PM
Moon PositionMoonrise:08:42 PM
Moonset: 06:34 AM
Moon Phase
( Full Moon )
10 August 2025 Sunday
Weather forecastSunny Sunny
Low temperature14 ° C
(57.2°F)
High temperature18.9 ° C
(66.1°F)
Avg. temperature16.1 ° C
(61.1°F)
Humidity% 82
Chance of rain0%
UV Index5
Sun PositionSunrise:06:22 AM
Sunset: 08:07 PM
Moon PositionMoonrise:09:10 PM
Moonset: 07:45 AM
Moon Phase
( Waning Gibbous )
Date Weather forecast Low temperature High temperature Avg. temperature Humidity Chance of rain UV Index Sun Position Moon Position
28 July 2025 Monday Cloudy  Cloudy 12.7 ° C
(54.9°F)
16.6 ° C
(61.9°F)
14.2 ° C
(57.5°F)
% 91 0% 2.4 Sunrise:06:11 AM
Sunset: 08:21 PM
Moonrise:10:13 AM
Moonset: 10:36 PM
Moon Phase
( Waxing Crescent )
29 July 2025 Tuesday Mist Mist 12.1 ° C
(53.8°F)
15 ° C
(59°F)
13.3 ° C
(55.9°F)
% 94 0% 2.5 Sunrise:06:12 AM
Sunset: 08:20 PM
Moonrise:11:13 AM
Moonset: 10:58 PM
Moon Phase
( Waxing Crescent )
30 July 2025 Wednesday Mist Mist 12.6 ° C
(54.7°F)
14.8 ° C
(58.6°F)
13.5 ° C
(56.2°F)
% 95 0% 2.2 Sunrise:06:12 AM
Sunset: 08:19 PM
Moonrise:12:12 PM
Moonset: 11:20 PM
Moon Phase
( Waxing Crescent )
31 July 2025 Thursday Mist Mist 13.2 ° C
(55.8°F)
18 ° C
(64.5°F)
14.9 ° C
(58.8°F)
% 89 0% 2.3 Sunrise:06:13 AM
Sunset: 08:18 PM
Moonrise:01:11 PM
Moonset: 11:45 PM
Moon Phase
( Waxing Crescent )
01 August 2025 Friday Patchy rain nearby Patchy rain nearby 14 ° C
(57.2°F)
17.9 ° C
(64.3°F)
15.5 ° C
(59.9°F)
% 85 87% 0 Sunrise:06:14 AM
Sunset: 08:17 PM
Moonrise:02:12 PM
Moonset: No moonset
Moon Phase
( First Quarter )
02 August 2025 Saturday Patchy rain nearby Patchy rain nearby 13.6 ° C
(56.4°F)
17.6 ° C
(63.6°F)
15.2 ° C
(59.3°F)
% 84 0% 4 Sunrise:06:15 AM
Sunset: 08:16 PM
Moonrise:03:13 PM
Moonset: 12:13 AM
Moon Phase
( Waxing Gibbous )
03 August 2025 Sunday Sunny Sunny 13.1 ° C
(55.7°F)
17.3 ° C
(63.1°F)
14.9 ° C
(58.8°F)
% 82 0% 4 Sunrise:06:16 AM
Sunset: 08:15 PM
Moonrise:04:14 PM
Moonset: 12:46 AM
Moon Phase
( Waxing Gibbous )
04 August 2025 Monday Sunny Sunny 13 ° C
(55.5°F)
16.8 ° C
(62.2°F)
14.7 ° C
(58.4°F)
% 83 0% 4 Sunrise:06:17 AM
Sunset: 08:14 PM
Moonrise:05:14 PM
Moonset: 01:27 AM
Moon Phase
( Waxing Gibbous )
05 August 2025 Tuesday Sunny Sunny 13.1 ° C
(55.6°F)
18.4 ° C
(65.2°F)
15.1 ° C
(59.1°F)
% 83 0% 5 Sunrise:06:17 AM
Sunset: 08:13 PM
Moonrise:06:08 PM
Moonset: 02:15 AM
Moon Phase
( Waxing Gibbous )
06 August 2025 Wednesday Sunny Sunny 12.6 ° C
(54.7°F)
19 ° C
(66.3°F)
15.6 ° C
(60°F)
% 82 0% 5 Sunrise:06:18 AM
Sunset: 08:12 PM
Moonrise:06:56 PM
Moonset: 03:13 AM
Moon Phase
( Waxing Gibbous )
07 August 2025 Thursday Sunny Sunny 14.2 ° C
(57.6°F)
21.9 ° C
(71.4°F)
17.8 ° C
(64.1°F)
% 73 0% 5 Sunrise:06:19 AM
Sunset: 08:11 PM
Moonrise:07:37 PM
Moonset: 04:16 AM
Moon Phase
( Waxing Gibbous )
08 August 2025 Friday Sunny Sunny 14.3 ° C
(57.7°F)
21.2 ° C
(70.2°F)
17.4 ° C
(63.3°F)
% 75 0% 5 Sunrise:06:20 AM
Sunset: 08:10 PM
Moonrise:08:12 PM
Moonset: 05:25 AM
Moon Phase
( Waxing Gibbous )
09 August 2025 Saturday Patchy rain nearby Patchy rain nearby 13.6 ° C
(56.4°F)
19.4 ° C
(67°F)
15.9 ° C
(60.5°F)
% 82 0% 4 Sunrise:06:21 AM
Sunset: 08:09 PM
Moonrise:08:42 PM
Moonset: 06:34 AM
Moon Phase
( Full Moon )
10 August 2025 Sunday Sunny Sunny 14 ° C
(57.2°F)
18.9 ° C
(66.1°F)
16.1 ° C
(61.1°F)
% 82 0% 5 Sunrise:06:22 AM
Sunset: 08:07 PM
Moonrise:09:10 PM
Moonset: 07:45 AM
Moon Phase
( Waning Gibbous )
Half Moon Bay Weather forecasts are usually fully updated every 4 hours.
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