Rialto, CA Current Weather Conditions

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

▼Current Conditions — Rialto, CA

UPLAND (KCCB)

Clear

NULL F

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

Sep 23 2026, 01:10 AM PDT

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▼Hourly Observation History — Rialto, 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)
01:10 AM PDT		10.00	Clear	--	NULL		%	NA	NA		M
12:35 AM PDT	4.6	10.00	Clear	--	68.0	60.8	78%	NA	NA	29.88	1011.9
12:10 AM PDT		10.00	Clear	--	NULL		%	NA	NA		M
11:35 PM PDT	E 3.4	10.00	Clear	--	68.0	60.8	78%	NA	NA	29.88	1011.9
11:15 PM PDT		10.00	Clear	--	NULL		%	NA	NA		M
10:55 PM PDT	0.0	10.00	NULL	--	66.2	62.6	88%	NA	NA	29.88	1011.9
10:35 PM PDT	4.6	10.00	NULL	--	68.0	62.6	83%	NA	NA	29.88	1011.9
10:10 PM PDT		10.00	NULL	--	NULL		%	NA	NA		M
09:30 PM PDT	W 4.6	10.00	NULL	--	68.0	62.6	83%	NA	NA	29.88	1011.9
09:10 PM PDT	W 5.7	10.00	NULL	--	68.0	60.8	78%	NA	NA	29.88	1011.9
08:35 PM PDT	W 4.6	10.00	NULL	--	69.8	60.8	73%	NA	NA	29.88	1011.9
08:15 PM PDT		10.00	Clear	--	NULL		%	NA	NA		M
07:55 PM PDT		10.00	Clear	--	NULL		%	NA	NA		M
06:35 PM PDT	W 10.4 G 17.3	10.00	Clear	--	73.4	60.8	65%	NA	73.4	29.85	1010.8
06:10 PM PDT	W 13.8	10.00	Clear	--	75.2	59.0	57%	NA	75.0	29.84	1010.5
05:35 PM PDT	12.7	10.00	Clear	--	77.0	59.0	54%	NA	77.0	29.84	1010.5
05:10 PM PDT	W 13.8	10.00	Clear	--	78.8	59.0	51%	NA	78.8	29.84	1010.5
04:55 PM PDT	W 15.0 G 20.7	10.00	Clear	--	80.6	59.0	48%	NA	81.1	29.84	1010.5
04:35 PM PDT		10.00	Clear	--	80.6	57.2	45%	NA	80.8	29.84	1010.5
04:15 PM PDT		10.00	NULL	--	NULL		%	NA	NA		M
03:35 PM PDT	SW 13.8	10.00	Clear	--	80.6	53.6	39%	NA	80.2	29.85	1010.8
03:15 PM PDT		10.00	Clear	--	NULL		%	NA	NA		M
02:50 PM PDT	W 11.5 G 18.4	10.00	Clear	--	80.6		%	NA	NA	29.87	1011.5
02:35 PM PDT	W 10.4	10.00	Clear	--	80.6		%	NA	NA	29.87	1011.5
02:10 PM PDT	G 13.8	10.00	Clear	--	NULL		%	NA	NA		M
01:35 PM PDT	W 9.2	10.00	Clear	--	77.0	53.6	44%	NA	76.5	29.89	1012.2
01:15 PM PDT	8.1	10.00	Clear	--	77.0	55.4	47%	NA	76.6	29.90	1012.5
12:35 PM PDT	8.1	9.00	Clear	--	75.2	55.4	50%	NA	74.8	29.91	1012.9
12:15 PM PDT	G 11.5	10.00	Clear	--	NULL		%	NA	NA		M
11:35 AM PDT	8.1	10.00	Clear	--	71.6	55.4	57%	NA	71.1	29.94	1013.9
11:15 AM PDT		10.00	Clear	--	NULL		%	NA	NA		M
10:35 AM PDT	0.0	10.00	Clear	--	68.0	55.4	64%	NA	NA	29.96	1014.6
10:15 AM PDT		10.00	NULL	--	NULL		%	NA	NA		M
09:50 AM PDT	4.6	10.00	Partly Cloudy	--	66.2	57.2	73%	NA	NA	29.96	1014.6
09:35 AM PDT	NW 3.4	10.00	Cloudy	--	66.2	57.2	73%	NA	NA	29.96	1014.6
09:15 AM PDT		10.00	Cloudy	--	NULL		%	NA	NA		M
08:15 AM PDT		10.00	Cloudy	--	NULL		%	NA	NA		M
07:55 AM PDT	0.0	10.00	Cloudy	--	64.4	57.2	77%	NA	NA	29.96	1014.6
07:35 AM PDT	0.0	10.00	Cloudy	--	64.4	57.2	77%	NA	NA	29.96	1014.6
07:15 AM PDT		10.00	Cloudy	--	NULL		%	NA	NA		M
06:35 AM PDT	W 4.6	10.00	NULL	--	64.4	57.2	77%	NA	NA	29.94	1013.9
06:10 AM PDT		10.00	NULL	--	NULL		%	NA	NA		M
05:35 AM PDT	W 4.6	10.00	Cloudy	--	64.4	59.0	83%	NA	NA	29.93	1013.5
05:15 AM PDT		10.00	Cloudy	--	NULL		%	NA	NA		M
04:35 AM PDT	W 5.7	10.00	Cloudy	--	64.4	59.0	83%	NA	NA	29.94	1013.9
04:10 AM PDT	4.6	10.00	NULL	--	64.4	59.0	83%	NA	NA	29.93	1013.5
03:35 AM PDT		10.00	NULL	--	62.6	59.0	88%	NA	NA	29.94	1013.9
03:10 AM PDT	NW 3.4	10.00	Cloudy	--	62.6	59.0	88%	NA	NA	29.94	1013.9
02:55 AM PDT	0.0	10.00	NULL	--	62.6	59.0	88%	NA	NA	29.94	1013.9
02:30 AM PDT	0.0	10.00	NULL	--	62.6	59.0	88%	NA	NA	29.94	1013.9
02:15 AM PDT	0.0	10.00	Partly Cloudy	--	62.6	59.0	88%	NA	NA	29.94	1013.9
01:50 AM PDT	0.0	10.00	Mostly Clear	--	62.6	59.0	88%	NA	NA	29.94	1013.9
01:30 AM PDT	W 4.6	10.00	Mostly Clear	--	62.6	59.0	88%	NA	NA	29.94	1013.9
01:15 AM PDT		10.00	Partly Cloudy	--	NULL		%	NA	NA		M
12:35 AM PDT	0.0	10.00	Mostly Cloudy	--	64.4	59.0	83%	NA	NA	29.95	1014.2
12:15 AM PDT		10.00	NULL	--	NULL		%	NA	NA		M
11:35 PM PDT	0.0	10.00	NULL	--	64.4	60.8	88%	NA	NA	29.95	1014.2
11:15 PM PDT		10.00	NULL	--	NULL		%	NA	NA		M
10:35 PM PDT	W 5.7	10.00	Mostly Cloudy	--	66.2	60.8	83%	NA	NA	29.95	1014.2
10:15 PM PDT	W 6.9	10.00	Partly Cloudy	--	66.2	59.0	78%	NA	NA	29.95	1014.2
09:55 PM PDT	W 5.7	10.00	NULL	--	66.2	59.0	78%	NA	NA	29.95	1014.2
09:30 PM PDT	8.1	10.00	NULL	--	66.2	57.2	73%	NA	NA	29.95	1014.2
09:15 PM PDT	9.2	10.00	NULL	--	66.2	57.2	73%	NA	NA	29.94	1013.9
08:35 PM PDT	W 11.5	10.00	NULL	--	68.0	57.2	68%	NA	NA	29.93	1013.5
08:15 PM PDT	11.5	10.00	NULL	--	68.0	57.2	68%	NA	NA	29.92	1013.2
07:55 PM PDT	11.5	10.00	NULL	--	68.0	55.4	64%	NA	NA	29.92	1013.2
06:35 PM PDT	13.8	10.00	Clear	--	71.6	55.4	57%	NA	71.1	29.90	1012.5
06:10 PM PDT	12.7	10.00	Clear	--	73.4	55.4	53%	NA	72.9	29.90	1012.5
05:30 PM PDT	W 15.0	10.00	Clear	--	75.2	55.4	50%	NA	74.8	29.90	1012.5
05:15 PM PDT		10.00	Clear	--	NULL		%	NA	NA		M
04:35 PM PDT	12.7	10.00	Clear	--	77.0	53.6	44%	NA	76.5	29.90	1012.5
04:10 PM PDT	W 12.7	10.00	Clear	--	77.0	53.6	44%	NA	76.5	29.90	1012.5