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)

Haze

59.0 F

Humidity:	82%
Wind Speed:	E 4.6 mph
Barometer:	29.81 in
Dewpoint:	53.6 F
Visibility:	6.00 mi
Precip:	--
Heat Index:	NA
Wind Chill:	NA

May 17 2026, 04:00 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)
04:00 AM PDT	E 4.6	6.00	Haze	--	59.0	53.6	82%	NA	NA	29.81	1009.5
03:50 AM PDT	E 3.4	6.00	Haze	--	59.0	53.6	82%	NA	NA	29.81	1009.5
03:40 AM PDT	E 3.4	7.00	Cloudy	--	59.0	53.6	82%	NA	NA	29.81	1009.5
03:35 AM PDT	0.0	7.00	Cloudy	--	60.8	53.6	77%	NA	NA	29.81	1009.5
03:25 AM PDT	3.4	7.00	Cloudy	--	60.8	53.6	77%	NA	NA	29.81	1009.5
03:20 AM PDT	0.0	7.00	Cloudy	--	60.8	53.6	77%	NA	NA	29.81	1009.5
03:10 AM PDT	3.4	7.00	Cloudy	--	60.8	53.6	77%	NA	NA	29.81	1009.5
03:05 AM PDT	3.4	7.00	Cloudy	--	60.8	53.6	77%	NA	NA	29.81	1009.5
03:00 AM PDT	SE 3.4	7.00	Cloudy	--	60.8	53.6	77%	NA	NA	29.81	1009.5
02:45 AM PDT	4.6	7.00	Cloudy	--	62.6	53.6	72%	NA	NA	29.81	1009.5
02:40 AM PDT	3.4	7.00	Cloudy	--	62.6	53.6	72%	NA	NA	29.82	1009.8
02:35 AM PDT	SE 3.4	8.00	Cloudy	--	62.6	53.6	72%	NA	NA	29.82	1009.8
02:25 AM PDT	3.4	8.00	Cloudy	--	62.6	53.6	72%	NA	NA	29.82	1009.8
02:15 AM PDT	5.7	8.00	Cloudy	--	62.6	53.6	72%	NA	NA	29.82	1009.8
02:10 AM PDT	S 5.7	8.00	Cloudy	--	62.6	53.6	72%	NA	NA	29.82	1009.8
02:05 AM PDT	S 5.7	8.00	Cloudy	--	62.6	53.6	72%	NA	NA	29.82	1009.8
02:00 AM PDT	S 5.7	8.00	Cloudy	--	62.6	53.6	72%	NA	NA	29.82	1009.8
01:45 AM PDT	S 4.6	8.00	Cloudy	--	62.6	53.6	72%	NA	NA	29.83	1010.2
01:35 AM PDT	S 9.2	8.00	Cloudy	--	62.6	53.6	72%	NA	NA	29.83	1010.2
01:25 AM PDT	S 5.7	9.00	Cloudy	--	62.6	53.6	72%	NA	NA	29.84	1010.5
01:20 AM PDT	S 8.1	9.00	Cloudy	--	62.6	53.6	72%	NA	NA	29.84	1010.5
01:10 AM PDT	S 5.7	9.00	Cloudy	--	62.6	53.6	72%	NA	NA	29.84	1010.5
01:00 AM PDT	S 6.9	9.00	Cloudy	--	62.6	53.6	72%	NA	NA	29.84	1010.5
12:50 AM PDT	S 8.1	9.00	Cloudy	--	62.6	53.6	72%	NA	NA	29.85	1010.8
12:40 AM PDT	S 6.9	9.00	Cloudy	--	62.6	55.4	77%	NA	NA	29.85	1010.8
12:35 AM PDT	8.1	9.00	Cloudy	--	62.6	55.4	77%	NA	NA	29.85	1010.8
12:30 AM PDT	6.9	9.00	Cloudy	--	62.6	55.4	77%	NA	NA	29.85	1010.8
12:25 AM PDT	6.9	9.00	Cloudy	--	62.6	55.4	77%	NA	NA	29.85	1010.8
12:20 AM PDT	6.9	9.00	Cloudy	--	62.6	55.4	77%	NA	NA	29.85	1010.8
12:10 AM PDT	9.2	9.00	Cloudy	--	62.6	55.4	77%	NA	NA	29.85	1010.8
12:05 AM PDT	6.9	9.00	Cloudy	--	62.6	55.4	77%	NA	NA	29.85	1010.8
12:00 AM PDT	8.1	9.00	Cloudy	--	62.6	55.4	77%	NA	NA	29.85	1010.8
11:50 PM PDT	5.7	9.00	Cloudy	--	62.6	55.4	77%	NA	NA	29.84	1010.5
11:40 PM PDT	SW 8.1	9.00	Cloudy	--	62.6	55.4	77%	NA	NA	29.84	1010.5
11:35 PM PDT	6.9	9.00	Cloudy	--	62.6	55.4	77%	NA	NA	29.84	1010.5
11:30 PM PDT	8.1	9.00	Cloudy	--	62.6	55.4	77%	NA	NA	29.85	1010.8
11:25 PM PDT	6.9	9.00	Cloudy	--	64.4	55.4	73%	NA	NA	29.85	1010.8
11:20 PM PDT	SW 6.9	9.00	Cloudy	--	62.6	55.4	77%	NA	NA	29.85	1010.8
11:10 PM PDT	SW 5.7	9.00	Cloudy	--	64.4	55.4	73%	NA	NA	29.85	1010.8
11:00 PM PDT	4.6	9.00	Cloudy	--	64.4	55.4	73%	NA	NA	29.86	1011.2
10:50 PM PDT	5.7	9.00	Cloudy	--	64.4	55.4	73%	NA	NA	29.86	1011.2
10:40 PM PDT	5.7	9.00	Cloudy	--	62.6	55.4	77%	NA	NA	29.86	1011.2
10:35 PM PDT	6.9	9.00	Cloudy	--	64.4	55.4	73%	NA	NA	29.86	1011.2
10:30 PM PDT	W 5.7	9.00	Cloudy	--	64.4	55.4	73%	NA	NA	29.86	1011.2
10:25 PM PDT	6.9	9.00	Cloudy	--	64.4	55.4	73%	NA	NA	29.86	1011.2
10:20 PM PDT	5.7	9.00	Cloudy	--	64.4	55.4	73%	NA	NA	29.86	1011.2
10:15 PM PDT	5.7	9.00	Cloudy	--	64.4	55.4	73%	NA	NA	29.86	1011.2
10:10 PM PDT	6.9	9.00	Cloudy	--	64.4	55.4	73%	NA	NA	29.86	1011.2
10:05 PM PDT	SW 3.4	9.00	Cloudy	--	64.4	55.4	73%	NA	NA	29.86	1011.2
09:50 PM PDT	4.6	9.00	Mostly Cloudy	--	64.4	55.4	73%	NA	NA	29.86	1011.2
09:40 PM PDT	SW 5.7	9.00	Cloudy	--	62.6	55.4	77%	NA	NA	29.85	1010.8
09:35 PM PDT	6.9	9.00	Cloudy	--	62.6	55.4	77%	NA	NA	29.85	1010.8
09:25 PM PDT	8.1	9.00	Cloudy	--	64.4	57.2	77%	NA	NA	29.85	1010.8
09:20 PM PDT	8.1	9.00	Cloudy	--	64.4	57.2	77%	NA	NA	29.85	1010.8
09:15 PM PDT	6.9	9.00	Cloudy	--	64.4	57.2	77%	NA	NA	29.85	1010.8
09:10 PM PDT	W 8.1	9.00	Cloudy	--	64.4	57.2	77%	NA	NA	29.85	1010.8
09:05 PM PDT	W 6.9	9.00	Cloudy	--	64.4	57.2	77%	NA	NA	29.85	1010.8
08:50 PM PDT	8.1	9.00	Cloudy	--	64.4	57.2	77%	NA	NA	29.85	1010.8
08:45 PM PDT	8.1	9.00	Cloudy	--	64.4	57.2	77%	NA	NA	29.86	1011.2
08:40 PM PDT	8.1	9.00	Cloudy	--	64.4	57.2	77%	NA	NA	29.86	1011.2
08:30 PM PDT	9.2	9.00	Cloudy	--	64.4	57.2	77%	NA	NA	29.85	1010.8
08:20 PM PDT	5.7	8.00	Cloudy	--	64.4	57.2	77%	NA	NA	29.85	1010.8
08:15 PM PDT	4.6	8.00	Cloudy	--	64.4	57.2	77%	NA	NA	29.85	1010.8
08:10 PM PDT	5.7	8.00	Cloudy	--	64.4	57.2	77%	NA	NA	29.85	1010.8
08:05 PM PDT	5.7	8.00	Cloudy	--	64.4	57.2	77%	NA	NA	29.85	1010.8
08:00 PM PDT	5.7	8.00	Cloudy	--	64.4	57.2	77%	NA	NA	29.85	1010.8
07:50 PM PDT	4.6	8.00	Cloudy	--	64.4	57.2	77%	NA	NA	29.85	1010.8
07:45 PM PDT	W 4.6	8.00	Cloudy	--	64.4	57.2	77%	NA	NA	29.85	1010.8
07:35 PM PDT	0.0	7.00	Cloudy	--	64.4	57.2	77%	NA	NA	29.84	1010.5
07:30 PM PDT	W 3.4	7.00	Cloudy	--	64.4	57.2	77%	NA	NA	29.84	1010.5
07:25 PM PDT	W 4.6	7.00	Cloudy	--	64.4	57.2	77%	NA	NA	29.84	1010.5
07:20 PM PDT	6.9	7.00	Cloudy	--	64.4	57.2	77%	NA	NA	29.84	1010.5