St. Clair, MO Current Weather Conditions

Current weather observations and 72-hour history for St. Clair, MO. • View 5-Day Forecast ›

▼Current Conditions — St. Clair, MO

WASHINGTON (KFYG)

Clear

93.2 F

Humidity:	60%
Wind Speed:	W 6.9 mph
Barometer:	29.92 in
Dewpoint:	77.0 F
Visibility:	9.00 mi
Precip:	--
Heat Index:	107.6 F
Wind Chill:	NA

Jul 18 2026, 04:55 PM CDT

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▼Hourly Observation History — St. Clair, MO

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)
04:55 PM CDT	W 6.9	9.00	Clear	--	93.2	77.0	60%	NA	107.6	29.92	1013.2
04:35 PM CDT	W 6.9 G 13.9	8.00	Clear	--	93.2	75.2	56%	NA	105.1	29.92	1013.2
04:15 PM CDT	G 17.2	8.00	Clear	--	NULL		%	NA	NA		M
03:55 PM CDT	W 4.7 G 12.8	8.00	Clear	--	93.2	77.0	60%	NA	107.6	29.94	1013.6
03:35 PM CDT	0.0 G 13.9	9.00	Clear	--	93.2	77.0	60%	NA	107.6	29.94	1013.9
03:15 PM CDT	G 11.4	8.00	Clear	--	NULL		%	NA	NA		M
02:55 PM CDT	W 3.4	9.00	Clear	--	91.4	77.0	63%	NA	105.1	29.96	1014.6
02:35 PM CDT	W 8.1 G 13.9	9.00	Clear	--	93.2	77.0	60%	NA	107.6	29.96	1014.6
02:15 PM CDT	6.9	9.00	Clear	--	91.4	77.0	63%	NA	105.1	29.96	1014.6
01:55 PM CDT	6.9	8.00	Clear	--	93.2	77.0	60%	NA	107.6	29.97	1014.9
01:35 PM CDT	9.2	9.00	Clear	--	91.4	78.8	67%	NA	107.8	29.97	1014.9
01:15 PM CDT	0.0	9.00	Clear	--	91.4	78.8	67%	NA	107.8	29.98	1015.2
12:55 PM CDT	W 4.7 G 11.4	8.00	Clear	--	91.4	78.8	67%	NA	107.8	29.99	1015.6
12:35 PM CDT	W 5.8	9.00	Clear	--	89.6	78.8	71%	NA	105.3	30.00	1015.9
12:15 PM CDT	G 13.9	9.00	Clear	--	NULL		%	NA	NA		M
11:55 AM CDT	8.1 G 16.1	9.00	Clear	--	89.6	78.8	71%	NA	105.3	30.00	1015.9
11:35 AM CDT	W 8.1 G 15.0	9.00	Clear	--	89.6	78.8	71%	NA	105.3	30.01	1016.3
11:15 AM CDT	10.3	9.00	Clear	--	87.8	78.8	75%	NA	102.4	30.01	1016.3
10:55 AM CDT	W 5.8	9.00	Mostly Clear	--	87.8	78.8	75%	NA	102.4	30.02	1016.6
10:35 AM CDT	6.9 G 13.9	9.00	Clear	--	87.8	78.8	75%	NA	102.4	30.02	1016.6
10:15 AM CDT	10.3	9.00	Clear	--	86.0	78.8	79%	NA	99.3	30.02	1016.6
09:55 AM CDT	10.3	9.00	Clear	--	86.0	78.8	79%	NA	99.3	30.02	1016.6
09:35 AM CDT	8.1	9.00	Clear	--	84.2	78.8	84%	NA	96.1	30.02	1016.6
09:15 AM CDT	3.4	8.00	Clear	--	84.2	78.8	84%	NA	96.1	30.03	1016.9
08:55 AM CDT	5.8 G 11.4	9.00	Clear	--	82.4	78.8	89%	NA	92.5	30.04	1017.3
08:35 AM CDT	0.0	9.00	Clear	--	82.4	78.8	89%	NA	92.5	30.04	1017.3
08:15 AM CDT		9.00	Clear	--	NULL		%	NA	NA		M
07:55 AM CDT	0.0	9.00	Clear	--	78.8	77.0	94%	NA	82.8	30.04	1017.3
07:35 AM CDT	0.0	8.00	Clear	--	77.0	77.0	100%	NA	79.2	30.04	1017.3
07:15 AM CDT	0.0	8.00	Clear	--	75.2	75.2	100%	NA	77.2	30.04	1017.3
06:55 AM CDT	0.0	7.00	Clear	--	73.4	73.4	100%	NA	75.2	30.04	1017.3
06:35 AM CDT	0.0	5.00	Fog/Mist	--	73.4	73.4	100%	NA	75.2	30.04	1017.3
06:15 AM CDT	0.0	7.00	Clear	--	73.4	73.4	100%	NA	75.2	30.04	1017.3
05:55 AM CDT	0.0	9.00	Clear	--	71.6	71.6	100%	NA	73.2	30.03	1016.9
05:35 AM CDT	0.0	9.00	Mostly Clear	--	71.6	71.6	100%	NA	73.2	30.03	1016.9
05:15 AM CDT	0.0	8.00	Clear	--	71.6	71.6	100%	NA	73.2	30.02	1016.6
04:55 AM CDT	0.0	6.00	Fog/Mist	--	73.4	73.4	100%	NA	75.2	30.03	1016.9
04:35 AM CDT	0.0	8.00	Clear	--	73.4	73.4	100%	NA	75.2	30.03	1016.9
04:15 AM CDT	0.0	9.00	Clear	--	73.4	73.4	100%	NA	75.2	30.03	1016.9
03:55 AM CDT	0.0	8.00	Clear	--	75.2	75.2	100%	NA	77.2	30.03	1016.9
03:35 AM CDT	0.0	9.00	Clear	--	75.2	75.2	100%	NA	77.2	30.03	1016.9
03:15 AM CDT	0.0	9.00	Clear	--	75.2	75.2	100%	NA	77.2	30.02	1016.6
02:55 AM CDT	0.0	10.00	Clear	--	75.2	75.2	100%	NA	77.2	30.02	1016.6
02:35 AM CDT	0.0	9.00	Clear	--	73.4	73.4	100%	NA	75.2	30.02	1016.6
02:15 AM CDT	0.0	9.00	Clear	--	75.2	75.2	100%	NA	77.2	30.02	1016.6
01:55 AM CDT	0.0	10.00	Clear	--	77.0	77.0	100%	NA	79.2	30.02	1016.6
01:35 AM CDT	0.0	10.00	Clear	--	77.0	77.0	100%	NA	79.2	30.02	1016.6
01:15 AM CDT	0.0	10.00	Clear	--	77.0	77.0	100%	NA	79.2	30.02	1016.6
12:55 AM CDT	0.0	10.00	Clear	--	77.0	77.0	100%	NA	79.2	30.03	1016.9
12:35 AM CDT	0.0	9.00	Clear	--	77.0	77.0	100%	NA	79.2	30.02	1016.6
12:15 AM CDT	0.0	10.00	Clear	--	77.0	77.0	100%	NA	79.2	30.02	1016.6
11:55 PM CDT	0.0	10.00	Clear	--	75.2	75.2	100%	NA	77.2	30.02	1016.6
11:35 PM CDT	0.0	9.00	Clear	--	75.2	75.2	100%	NA	77.2	30.02	1016.6
11:15 PM CDT	0.0	10.00	Clear	--	77.0	77.0	100%	NA	79.2	30.02	1016.6
10:55 PM CDT	0.0	10.00	Clear	--	77.0	77.0	100%	NA	79.2	30.02	1016.6
10:35 PM CDT	0.0	9.00	Clear	--	77.0	77.0	100%	NA	79.2	30.03	1016.9
10:15 PM CDT	0.0	10.00	Clear	--	77.0	77.0	100%	NA	79.2	30.02	1016.6
09:55 PM CDT	0.0	10.00	Clear	--	78.8	77.0	94%	NA	82.8	30.03	1016.9
09:35 PM CDT	0.0	10.00	Clear	--	78.8	77.0	94%	NA	82.8	30.02	1016.6
09:15 PM CDT	0.0	10.00	Clear	--	78.8	77.0	94%	NA	82.8	30.02	1016.6
08:55 PM CDT	0.0	9.00	Clear	--	78.8	77.0	94%	NA	82.8	30.02	1016.6
08:35 PM CDT	0.0	9.00	Clear	--	80.6	78.8	94%	NA	88.2	30.01	1016.3
08:15 PM CDT	0.0	9.00	NULL	--	82.4	78.8	89%	NA	92.5	30.01	1016.3
07:55 PM CDT	0.0	9.00	NULL	--	86.0	78.8	79%	NA	99.3	30.01	1016.3
07:35 PM CDT	0.0	10.00	NULL	--	89.6	75.2	63%	NA	100.2	30.00	1015.9
07:15 PM CDT	0.0	10.00	NULL	--	89.6	75.2	63%	NA	100.2	30.01	1016.3
06:55 PM CDT	W 4.7	8.00	NULL	--	89.6	75.2	63%	NA	100.2	30.00	1015.9
06:35 PM CDT	0.0	9.00	Clear	--	91.4	75.2	59%	NA	102.7	30.01	1016.3
06:15 PM CDT	W 3.4	9.00	Clear	--	91.4	77.0	63%	NA	105.1	30.01	1016.3
05:55 PM CDT	5.8	9.00	Clear	--	91.4	77.0	63%	NA	105.1	30.02	1016.6
05:35 PM CDT	0.0	9.00	Clear	--	91.4	77.0	63%	NA	105.1	30.02	1016.6
05:15 PM CDT	NW 5.8	9.00	Clear	--	91.4	73.4	56%	NA	100.6	30.03	1016.9