Half Moon Bay, CA Current Weather Conditions

Current weather observations and 72-hour history for Half Moon Bay, CA. • View 5-Day Forecast ›

▼Current Conditions — Half Moon Bay, CA

HALF MOON BAY (KHAF)

Fog/Mist

55.4 F

Humidity:	100%
Wind Speed:	0.0 mph
Barometer:	29.99 in
Dewpoint:	55.4 F
Visibility:	5.00 mi
Precip:	--
Heat Index:	NA
Wind Chill:	NA

Oct 18 2026, 04:15 AM PDT

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▼Hourly Observation History — Half Moon Bay, CA

Time	Wind (mph)	Vis (mi)	Weather	Precip (in)	Temperature (F)		Relative Humidity	Wind Chill (F)	Heat Index (F)	Pressure
Time	Wind (mph)	Vis (mi)	Weather	Precip (in)	Air	Dwpt	Relative Humidity	Wind Chill (F)	Heat Index (F)	altimeter (in)	sea level (mb)
04:15 AM PDT	0.0	5.00	Fog/Mist	--	55.4	55.4	100%	NA	NA	29.99	1015.6
03:55 AM PDT	E 5.8	5.00	Fog/Mist	--	55.4	55.4	100%	NA	NA	29.99	1015.6
03:35 AM PDT	0.0	5.00	Fog/Mist	--	55.4	55.4	100%	NA	NA	29.99	1015.6
03:15 AM PDT	0.0	5.00	Fog/Mist	--	55.4	55.4	100%	NA	NA	29.99	1015.6
02:55 AM PDT	0.0	5.00	Fog/Mist	--	53.6	53.6	100%	NA	NA	29.99	1015.6
02:35 AM PDT	0.0	5.00	Fog/Mist	--	NULL	50.0	%	NA	NA	29.99	1015.6
02:15 AM PDT	0.0	6.00	Fog/Mist	--	NULL	50.0	%	NA	NA	29.99	1015.6
01:55 AM PDT	0.0	6.00	Fog/Mist	--	NULL	48.2	%	NA	NA	29.99	1015.6
01:35 AM PDT	0.0	6.00	Fog/Mist	--	NULL	48.2	%	NA	NA	29.99	1015.6
01:15 AM PDT	0.0	6.00	Fog/Mist	--	NULL	50.0	%	NA	NA	30.00	1015.9
12:55 AM PDT	0.0	6.00	Fog/Mist	--	NULL	48.2	%	NA	NA	30.00	1015.9
12:35 AM PDT	0.0	6.00	Cloudy	--	NULL		%	NA	NA	30.00	1015.9
12:15 AM PDT		7.00	Mostly Cloudy	--	NULL		%	NA	NA		M
11:55 PM PDT	0.0	6.00	Fog/Mist	--	NULL		%	NA	NA	30.00	1015.9
11:35 PM PDT		6.00	Fog/Mist	--	NULL		%	NA	NA		M
11:15 PM PDT	0.0	6.00	Fog/Mist	--	NULL	50.0	%	NA	NA	30.00	1015.9
10:55 PM PDT	0.0	7.00	Clear	--	NULL	50.0	%	NA	NA	30.00	1015.9
10:35 PM PDT	0.0	8.00	Clear	--	NULL	48.2	%	NA	NA	30.00	1015.9
10:15 PM PDT		8.00	Clear	--	NULL		%	NA	NA		M
09:55 PM PDT	0.0	7.00	Clear	--	NULL	50.0	%	NA	NA	29.99	1015.6
09:35 PM PDT	0.0	7.00	Clear	--	NULL	51.8	%	NA	NA	29.99	1015.6
09:15 PM PDT		7.00	Mostly Clear	--	NULL		%	NA	NA		M
08:55 PM PDT	0.0	6.00	Fog/Mist	--	NULL	53.6	%	NA	NA	29.99	1015.6
08:35 PM PDT	3.4	7.00	Clear	--	55.4	53.6	94%	NA	NA	29.99	1015.6
08:15 PM PDT	0.0	6.00	Fog/Mist	--	57.2	55.4	94%	NA	NA	29.99	1015.6
07:55 PM PDT		5.00	Fog/Mist	--	NULL		%	NA	NA		M
07:35 PM PDT	0.0	6.00	Fog/Mist	--	59.0	59.0	100%	NA	NA	29.98	1015.2
07:15 PM PDT		5.00	Fog/Mist	--	NULL		%	NA	NA		M
06:55 PM PDT	0.0	6.00	Fog/Mist	--	60.8	59.0	94%	NA	NA	29.97	1014.9
06:35 PM PDT	6.9	4.00	Fog/Mist	--	60.8	60.8	100%	NA	NA	29.97	1014.9
06:15 PM PDT		4.00	Fog/Mist	--	NULL		%	NA	NA		M
05:55 PM PDT	NW 9.2	5.00	Haze	--	64.4	60.8	88%	NA	NA	29.97	1014.9
05:35 PM PDT		5.00	Haze	--	NULL		%	NA	NA		M
05:15 PM PDT	NW 10.3	6.00	Haze	--	68.0	57.2	68%	NA	NA	29.97	1014.9
04:55 PM PDT	NW 10.3	6.00	Haze	--	69.8	55.4	60%	NA	NA	29.98	1015.2
04:35 PM PDT	10.3	8.00	Clear	--	NULL		%	NA	NA	29.98	1015.2
04:15 PM PDT	11.4	7.00	Clear	--	71.6	55.4	57%	NA	71.1	29.98	1015.2
03:55 PM PDT	9.2 G 16.1	6.00	Haze	--	69.8	57.2	64%	NA	NA	29.98	1015.2
03:35 PM PDT	12.8	7.00	Clear	--	69.8	57.2	64%	NA	NA	29.99	1015.6
03:15 PM PDT	13.9	6.00	Haze	--	69.8	59.0	69%	NA	NA	29.99	1015.6
02:55 PM PDT	NW 13.9	7.00	Clear	--	NULL		%	NA	NA	29.99	1015.6
02:35 PM PDT	NW 13.9	6.00	Haze	--	69.8	60.8	73%	NA	NA	30.00	1015.9
02:15 PM PDT	NW 13.9	7.00	Clear	--	71.6	59.0	65%	NA	71.4	30.00	1015.9
01:55 PM PDT	NW 9.2	6.00	Haze	--	73.4	59.0	61%	NA	73.2	30.01	1016.3
01:35 PM PDT	NW 4.7	6.00	NULL	--	77.0	55.4	47%	NA	76.6	30.02	1016.6
01:15 PM PDT	0.0	6.00	Haze	--	77.0	55.4	47%	NA	76.6	30.02	1016.6
12:55 PM PDT		6.00	Haze	--	NULL		%	NA	NA		M
12:35 PM PDT	3.4	6.00	Haze	--	75.2	55.4	50%	NA	74.8	30.04	1017.3
11:55 AM PDT		8.00	Clear	--	NULL		%	NA	NA		M
11:35 AM PDT	5.8	6.00	Haze	--	71.6	55.4	57%	NA	71.1	30.05	1017.6
11:15 AM PDT		6.00	Haze	--	NULL		%	NA	NA		M
10:55 AM PDT	4.7	4.00	Haze	--	69.8	59.0	69%	NA	NA	30.05	1017.6
10:35 AM PDT	S 4.7	5.00	Haze	--	68.0	57.2	68%	NA	NA	30.05	1017.6
10:15 AM PDT	4.7	5.00	Haze	--	68.0	57.2	68%	NA	NA	30.05	1017.6
09:55 AM PDT	S 4.7	5.00	Haze	--	66.2	57.2	73%	NA	NA	30.05	1017.6
09:35 AM PDT	4.7	5.00	Haze	--	64.4	57.2	77%	NA	NA	30.06	1018.0
09:15 AM PDT	3.4	6.00	Haze	--	64.4	57.2	77%	NA	NA	30.05	1017.6
08:55 AM PDT	0.0	6.00	Haze	--	62.6	53.6	72%	NA	NA	30.05	1017.6
08:35 AM PDT	0.0	6.00	Haze	--	59.0	46.4	63%	NA	NA	30.05	1017.6
08:15 AM PDT	0.0	8.00	Clear	--	53.6	44.6	71%	NA	NA	30.04	1017.3
07:55 AM PDT	0.0	6.00	Clear	--	NULL		%	NA	NA	30.04	1017.3
07:35 AM PDT	0.0	8.00	Clear	--	NULL	46.4	%	NA	NA	30.04	1017.3
07:15 AM PDT	0.0	8.00	Clear	--	NULL	48.2	%	NA	NA	30.04	1017.3
06:55 AM PDT	0.0	9.00	Clear	--	NULL	46.4	%	NA	NA	30.05	1017.6
06:35 AM PDT	0.0	8.00	Clear	--	NULL	48.2	%	NA	NA	30.05	1017.6
06:15 AM PDT		8.00	Clear	--	NULL		%	NA	NA		M
05:55 AM PDT	0.0	9.00	NULL	--	NULL	46.4	%	NA	NA	30.05	1017.6
05:35 AM PDT	0.0	9.00	Clear	--	NULL	42.8	%	NA	NA	30.04	1017.3
05:15 AM PDT	0.0	9.00	Clear	--	NULL	44.6	%	NA	NA	30.04	1017.3
04:55 AM PDT	5.8	8.00	Clear	--	NULL	48.2	%	NA	NA	30.04	1017.3
04:35 AM PDT	3.4	8.00	Clear	--	NULL	44.6	%	NA	NA	30.04	1017.3
04:15 AM PDT		9.00	Clear	--	NULL		%	NA	NA		M