San Ysidro, CA Current Weather Conditions

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

▼Current Conditions — San Ysidro, CA

MIRAMAR NAS/SAN (KNKX)

Clear

73.9 F

Humidity:	%
Wind Speed:	NE 6.9 mph
Barometer:	29.95 in
Dewpoint:	F
Visibility:	7.00 mi
Precip:	--
Heat Index:	NA
Wind Chill:	NA

Oct 17 2026, 07:55 AM PDT

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▼Hourly Observation History — San Ysidro, 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)
07:55 AM PDT	NE 6.9	7.00	Clear	--	73.9		%	NA	NA	29.95	1014.2
06:55 AM PDT	E 5.8	10.00	NULL	Trace	75.0	50.0	41%	NA	74.1	29.99	1015.6
05:55 AM PDT	E 9.2	7.00	NULL	--	77.0	46.9	35%	NA	76.1	29.97	1014.9
04:55 AM PDT	4.7	10.00	Clear	--	75.9	43.0	31%	NA	74.7	29.96	1014.6
03:55 AM PDT	6.9	10.00	Clear	--	77.0	43.0	30%	NA	75.7	29.96	1014.6
02:55 AM PDT	E 6.9	10.00	Clear	--	79.0	42.1	27%	NA	77.9	29.96	1014.6
01:55 AM PDT	E 8.1	10.00	Clear	--	77.0	43.0	30%	NA	75.7	29.96	1014.6
12:55 AM PDT		10.00	Clear	--	NULL		%	NA	NA		M
11:55 PM PDT	4.7	7.00	Clear	--	NULL	41.0	%	NA	NA	29.94	1013.6
10:55 PM PDT	0.0	10.00	Clear	--	77.0	44.1	31%	NA	75.9	29.96	1014.6
09:55 PM PDT		10.00	Clear	--	NULL		%	NA	NA		M
08:55 PM PDT	NE 4.7	7.00	Clear	--	79.0	42.1	27%	NA	77.9	29.96	1014.6
07:55 PM PDT	5.8	7.00	Clear	--	82.0	43.0	25%	NA	80.2	29.94	1013.9
06:55 PM PDT	NE 4.7	7.00	NULL	--	NULL	42.1	%	NA	NA	29.94	1013.9
05:55 PM PDT		7.00	Clear	--	NULL		%	NA	NA		M
04:55 PM PDT	NE 13.9 G 18.3	7.00	Clear	--	91.9	41.0	17%	NA	87.8	29.92	1013.2
03:55 PM PDT	NE 8.1 G 17.2	7.00	Clear	--	93.9	41.0	16%	NA	89.8	29.92	1013.2
02:55 PM PDT	12.8 G 18.3	7.00	Clear	--	95.0	42.1	16%	NA	90.9	29.92	1013.2
01:55 PM PDT		7.00	Mostly Clear	--	NULL		%	NA	NA		M
12:55 PM PDT	NW 6.9	7.00	NULL	--	93.0	41.0	16%	NA	88.9	29.94	1013.9
11:55 AM PDT	3.4	10.00	Clear	--	91.0	41.0	18%	NA	87.1	29.95	1014.2
10:55 AM PDT	4.7	7.00	Clear	--	89.1	39.9	18%	NA	85.3	29.96	1014.6
09:55 AM PDT	W 4.7	7.00	NULL	--	87.1	41.0	20%	NA	83.7	29.97	1014.9
08:55 AM PDT	4.7	10.00	Clear	--	NULL	43.0	%	NA	NA	29.97	1014.9
07:55 AM PDT	NE 6.9	7.00	Clear	--	73.9	45.0	36%	NA	72.7	29.95	1014.2
06:55 AM PDT		7.00	Clear	--	NULL		%	NA	NA		M
05:55 AM PDT	E 10.3	10.00	Clear	--	68.0	43.0	40%	NA	NA	29.94	1013.9
04:55 AM PDT	9.2	10.00	Clear	--	75.0	41.0	29%	NA	73.6	29.92	1013.2
03:55 AM PDT	9.2	10.00	Clear	--	75.9	41.0	29%	NA	74.5	29.92	1013.2
02:55 AM PDT	12.8	10.00	Clear	--	NULL	41.0	%	NA	NA	29.92	1013.2
01:55 AM PDT	8.1	10.00	Clear	--	75.9	39.9	27%	NA	74.5	29.94	1013.6
12:55 AM PDT	9.2	10.00	Clear	--	77.0	39.9	26%	NA	75.6	29.94	1013.6
11:55 PM PDT	4.7	10.00	NULL	--	71.1	41.0	34%	NA	69.4	29.94	1013.6
10:55 PM PDT		10.00	Clear	--	NULL		%	NA	NA		M
09:55 PM PDT	NE 4.7	7.00	Clear	--	NULL	48.9	%	NA	NA		M
08:55 PM PDT		10.00	Clear	--	NULL		%	NA	NA		M
07:55 PM PDT	NE 10.3	10.00	Clear	--	NULL	39.0	%	NA	NA	29.94	1013.6
06:55 PM PDT	9.2	10.00	Clear	--	NULL	37.9	%	NA	NA	29.92	1013.2
05:55 PM PDT	12.8	7.00	Clear	--	84.0	36.0	18%	NA	81.1	29.90	1012.5
04:55 PM PDT	G 25.3	10.00	Clear	--	88.0	36.0	16%	NA	84.2	29.90	1012.5
03:55 PM PDT	G 21.9	10.00	Clear	--	90.0		%	NA	NA	29.90	1012.5
02:55 PM PDT		7.00	Clear	--	88.0	43.0	21%	NA	84.6	29.90	1012.5
01:55 PM PDT		7.00	Clear	--	88.0	45.0	22%	NA	84.7	29.91	1012.9
12:55 PM PDT	G 25.3	7.00	Clear	--	NULL		%	NA	NA		M
11:55 AM PDT	G 21.9	7.00	Clear	--	91.0		%	NA	NA	29.97	1014.9
10:55 AM PDT	8.1 G 19.7	7.00	Clear	--	NULL		%	NA	NA	29.98	1015.2
09:55 AM PDT		7.00	Clear	--	NULL		%	NA	NA	29.99	1015.6
08:55 AM PDT		7.00	Clear	--	NULL		%	NA	NA		M
07:55 AM PDT		7.00	Clear	--	NULL		%	NA	NA		M
06:55 AM PDT	5.8	7.00	Clear	--	51.1	46.9	86%	NA	NA	30.04	1017.3
05:55 AM PDT	0.0	10.00	Clear	--	55.0	44.1	66%	NA	NA	29.99	1015.6
04:55 AM PDT	8.1	10.00	Clear	--	55.9	45.0	67%	NA	NA	29.98	1015.2
03:55 AM PDT	NE 5.8	10.00	Clear	--	55.9	46.0	69%	NA	NA	29.99	1015.6
02:55 AM PDT	5.8	10.00	Clear	--	55.0	46.9	74%	NA	NA	30.01	1016.3
01:55 AM PDT		10.00	Clear	--	NULL		%	NA	NA		M
12:55 AM PDT	NE 5.8	10.00	Clear	--	57.0	46.9	69%	NA	NA	30.02	1016.6
11:55 PM PDT		7.00	Clear	--	NULL		%	NA	NA		M
10:55 PM PDT	3.4	10.00	Clear	--	57.0	46.9	69%	NA	NA	30.04	1017.3
09:55 PM PDT	NE 4.7	10.00	Clear	--	NULL	48.9	%	NA	NA	30.04	1017.3
08:55 PM PDT		10.00	Clear	--	NULL		%	NA	NA		M
07:55 PM PDT	4.7	7.00	NULL	--	66.9	54.0	63%	NA	NA	30.04	1017.3
06:55 PM PDT	8.1	10.00	Clear	--	68.0	55.9	65%	NA	NA	30.03	1016.9
05:55 PM PDT	W 8.1	7.00	Clear	--	72.0	52.0	49%	NA	71.2	30.01	1016.3
04:55 PM PDT	11.4	7.00	Clear	--	75.0	41.0	29%	NA	73.6	30.00	1015.9
03:55 PM PDT		7.00	Clear	--	NULL		%	NA	NA		M
02:55 PM PDT	12.8	7.00	Clear	--	78.1	43.0	29%	NA	77.0	30.01	1016.3
01:55 PM PDT	W 11.4	7.00	Clear	--	78.1	42.1	28%	NA	76.8	30.02	1016.6
12:55 PM PDT		7.00	Clear	--	NULL		%	NA	NA		M
11:55 AM PDT		7.00	Clear	--	NULL		%	NA	NA		M
10:55 AM PDT	W 3.4	7.00	Clear	--	73.0	41.0	31%	NA	71.6	30.07	1018.3
09:55 AM PDT	0.0	7.00	Clear	--	71.1		%	NA	NA	30.08	1018.6
08:55 AM PDT	NE 5.8	7.00	Clear	--	NULL	45.0	%	NA	NA	30.07	1018.3