San Marcos, CA Current Weather Conditions

Current weather observations and 72-hour history for San Marcos, CA. • View 5-Day Forecast ›

▼Current Conditions — San Marcos, CA

OCEANSIDE (KOKB)

Mostly Cloudy

53.6 F

Humidity:	82%
Wind Speed:	0.0 mph
Barometer:	29.99 in
Dewpoint:	48.2 F
Visibility:	10.00 mi
Precip:	--
Heat Index:	NA
Wind Chill:	NA

Apr 27 2026, 02:15 AM PDT

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▼Hourly Observation History — San Marcos, 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)
02:15 AM PDT	0.0	10.00	Mostly Cloudy	--	53.6	48.2	82%	NA	NA	29.99	1015.6
02:10 AM PDT	0.0	10.00	Mostly Cloudy	--	55.4	48.2	77%	NA	NA	29.99	1015.6
02:05 AM PDT	3.4	10.00	Mostly Cloudy	--	55.4	48.2	77%	NA	NA	29.99	1015.6
02:00 AM PDT	3.4	10.00	Mostly Cloudy	--	55.4	48.2	77%	NA	NA	29.99	1015.6
01:45 AM PDT	0.0	10.00	Cloudy	--	55.4	50.0	82%	NA	NA	30.00	1015.9
01:35 AM PDT	0.0	10.00	Mostly Cloudy	--	55.4	48.2	77%	NA	NA	30.00	1015.9
01:20 AM PDT	0.0	10.00	Cloudy	--	55.4	48.2	77%	NA	NA	30.00	1015.9
01:15 AM PDT	3.4	10.00	Mostly Cloudy	--	55.4	48.2	77%	NA	NA	30.00	1015.9
01:10 AM PDT	4.6	10.00	Mostly Cloudy	--	55.4	48.2	77%	NA	NA	30.00	1015.9
01:00 AM PDT	3.4	10.00	Cloudy	--	55.4	48.2	77%	NA	NA	30.00	1015.9
12:50 AM PDT	0.0	10.00	Mostly Cloudy	--	57.2	48.2	72%	NA	NA	30.01	1016.3
12:45 AM PDT	NE 3.4	10.00	Mostly Cloudy	--	57.2	48.2	72%	NA	NA	30.01	1016.3
12:35 AM PDT	0.0	10.00	Cloudy	--	57.2	48.2	72%	NA	NA	30.01	1016.3
12:30 AM PDT	0.0	10.00	Cloudy	--	57.2	48.2	72%	NA	NA	30.01	1016.3
12:25 AM PDT	0.0	10.00	Cloudy	--	57.2	48.2	72%	NA	NA	30.01	1016.3
12:20 AM PDT	0.0	10.00	Cloudy	--	57.2	48.2	72%	NA	NA	30.01	1016.3
12:15 AM PDT	0.0	10.00	Cloudy	--	57.2	48.2	72%	NA	NA	30.01	1016.3
12:05 AM PDT	0.0	10.00	Cloudy	--	57.2	48.2	72%	NA	NA	30.01	1016.3
12:00 AM PDT	0.0	10.00	Mostly Cloudy	--	57.2	48.2	72%	NA	NA	30.00	1015.9
11:45 PM PDT	0.0	10.00	Mostly Cloudy	--	57.2	48.2	72%	NA	NA	30.00	1015.9
11:40 PM PDT	0.0	10.00	Mostly Cloudy	--	57.2	50.0	77%	NA	NA	30.00	1015.9
11:35 PM PDT	0.0	10.00	Mostly Cloudy	--	55.4	51.8	88%	NA	NA	30.00	1015.9
11:30 PM PDT	0.0	10.00	Cloudy	--	55.4	50.0	82%	NA	NA	30.00	1015.9
11:20 PM PDT	0.0	10.00	Mostly Cloudy	--	55.4	48.2	77%	NA	NA	30.00	1015.9
11:15 PM PDT	0.0	10.00	Cloudy	--	55.4	50.0	82%	NA	NA	30.00	1015.9
11:10 PM PDT	0.0	10.00	Cloudy	--	55.4	48.2	77%	NA	NA	30.00	1015.9
11:05 PM PDT	0.0	10.00	Cloudy	--	55.4	48.2	77%	NA	NA	30.00	1015.9
11:00 PM PDT	3.4	10.00	Cloudy	--	55.4	50.0	82%	NA	NA	30.00	1015.9
10:45 PM PDT	0.0	10.00	Cloudy	--	55.4	50.0	82%	NA	NA	30.00	1015.9
10:40 PM PDT	0.0	10.00	Cloudy	--	55.4	48.2	77%	NA	NA	30.00	1015.9
10:35 PM PDT	W 3.4	10.00	Cloudy	--	55.4	48.2	77%	NA	NA	30.00	1015.9
10:30 PM PDT	3.4	10.00	Cloudy	--	55.4	48.2	77%	NA	NA	30.00	1015.9
10:10 PM PDT	3.4	10.00	Mostly Cloudy	--	55.4	48.2	77%	NA	NA	30.00	1015.9
09:52 PM PDT	0.0	10.00	Mostly Clear	--	NULL	48.9	%	NA	NA	30.00	1015.9
09:30 PM PDT	W 4.6	10.00	Partly Cloudy	--	55.4	48.2	77%	NA	NA	30.00	1015.9
09:25 PM PDT	W 4.6	10.00	Partly Cloudy	--	55.4	48.2	77%	NA	NA	30.00	1015.9
09:20 PM PDT	W 3.4	10.00	Partly Cloudy	--	55.4	48.2	77%	NA	NA	30.00	1015.9
09:10 PM PDT	W 4.6	10.00	Mostly Clear	--	55.4	48.2	77%	NA	NA	30.00	1015.9
09:05 PM PDT	3.4	10.00	Mostly Clear	--	55.4	48.2	77%	NA	NA	29.99	1015.6
08:52 PM PDT	W 4.7	10.00	Mostly Clear	--	55.9	48.9	77%	NA	NA	29.99	1015.6
08:50 PM PDT	W 3.4	10.00	Mostly Clear	--	57.2	48.2	72%	NA	NA	29.99	1015.6
08:45 PM PDT	W 3.4	10.00	Partly Cloudy	--	57.2	48.2	72%	NA	NA	29.99	1015.6
08:35 PM PDT	W 5.7	10.00	Mostly Cloudy	--	57.2	48.2	72%	NA	NA	29.99	1015.6
08:25 PM PDT	W 4.6	10.00	Partly Cloudy	--	57.2	48.2	72%	NA	NA	29.99	1015.6
08:20 PM PDT	W 5.7	10.00	Partly Cloudy	--	57.2	48.2	72%	NA	NA	29.98	1015.2
08:15 PM PDT	W 4.6	10.00	Mostly Clear	--	59.0	48.2	67%	NA	NA	29.98	1015.2
08:10 PM PDT	W 5.7	10.00	Mostly Clear	--	59.0	48.2	67%	NA	NA	29.98	1015.2
08:05 PM PDT	W 5.7	10.00	Partly Cloudy	--	59.0	48.2	67%	NA	NA	29.98	1015.2
08:00 PM PDT	W 5.7	10.00	Mostly Clear	--	59.0	48.2	67%	NA	NA	29.98	1015.2
07:50 PM PDT	W 5.7	10.00	Mostly Clear	--	60.8	48.2	63%	NA	NA	29.98	1015.2
07:40 PM PDT	W 6.9	10.00	Mostly Clear	--	60.8	48.2	63%	NA	NA	29.98	1015.2
07:35 PM PDT	6.9	10.00	Mostly Clear	--	60.8	48.2	63%	NA	NA	29.98	1015.2
07:30 PM PDT	8.1	10.00	Mostly Clear	--	60.8	48.2	63%	NA	NA	29.98	1015.2
07:20 PM PDT	W 5.7	10.00	Clear	--	60.8	48.2	63%	NA	NA	29.98	1015.2
07:10 PM PDT	W 6.9	10.00	Clear	--	60.8	48.2	63%	NA	NA	29.97	1014.9
07:05 PM PDT	W 6.9	10.00	Clear	--	60.8	48.2	63%	NA	NA	29.97	1014.9
07:00 PM PDT	W 8.1	10.00	Clear	--	62.6	48.2	59%	NA	NA	29.97	1014.9
06:45 PM PDT	9.2	10.00	Mostly Clear	--	62.6	48.2	59%	NA	NA	29.98	1015.2
06:35 PM PDT	9.2	10.00	Clear	--	62.6	48.2	59%	NA	NA	29.98	1015.2
06:25 PM PDT	W 10.4	10.00	Mostly Clear	--	62.6	48.2	59%	NA	NA	29.97	1014.9
06:20 PM PDT	W 9.2	10.00	Mostly Clear	--	62.6	48.2	59%	NA	NA	29.97	1014.9
06:10 PM PDT	11.5	10.00	Mostly Clear	--	64.4	48.2	56%	NA	NA	29.98	1015.2
06:05 PM PDT	9.2	10.00	Mostly Clear	--	64.4	48.2	56%	NA	NA	29.97	1014.9
06:00 PM PDT	W 9.2	10.00	Partly Cloudy	--	64.4	48.2	56%	NA	NA	29.97	1014.9
05:50 PM PDT	W 10.4	10.00	Partly Cloudy	--	64.4	48.2	56%	NA	NA	29.97	1014.9
05:45 PM PDT	W 10.4	10.00	Mostly Cloudy	--	64.4	48.2	56%	NA	NA	29.97	1014.9
05:35 PM PDT	9.2	10.00	Mostly Cloudy	--	64.4	48.2	56%	NA	NA	29.97	1014.9
05:30 PM PDT	11.5	10.00	Mostly Cloudy	--	64.4	48.2	56%	NA	NA	29.97	1014.9
05:20 PM PDT	8.1	10.00	Cloudy	--	64.4	48.2	56%	NA	NA	29.97	1014.9
05:15 PM PDT	10.4 G 16.1	10.00	Mostly Cloudy	--	64.4	48.2	56%	NA	NA	29.98	1015.2
05:05 PM PDT	W 12.7	10.00	Mostly Cloudy	--	64.4	48.2	56%	NA	NA	29.97	1014.9
05:00 PM PDT	W 10.4	10.00	Mostly Cloudy	--	66.2	48.2	52%	NA	NA	29.97	1014.9